2024 Sks zn pyr - Geographic coordinates: 22.2849, -30.0632 (WGS84) Elevation: 1067: Relative position: APPROXIMATELY 64 KILOMETRES SOUTH-WEST OF TOWN OF PRIESKA, NORTHWESTERN CAPE PROVINCE

 
Synthesis of [tBuOOZn(Pyr-pyrl)]2[Zn(Pyr-pyrl)2] (3). A solution of 2 (0.34 g, 1.33 mmol) in toluene (5mL) was cooled to -20ºC and exposed to an excess of dry oxygen for the 20 min.. After oxygenation the excess O2 was removed, and the system was purged with nitrogen by using a vacuum-nitrogen line. The resulting compound [tBuOOZn(Pyr-pyrl)]2 .... Sks zn pyr

Feb 24, 2022 · A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn (Pyr) (Porp)] n (Pyr = pyrene, Porp = tetraphenylporphyrin) was synthesized using a facile one-pot solvothermal method and fully characterized using different analytical techniques. approximately 2000 m above sea level (asl) in the Pyrenees has been viewed as a signature of long-range atmospheric fluxes, unlike at lower altitudes where local influence can still be detected (M. Bacardit and L. Camarero, Atmospher-ically deposited trace elements in the winter snowpack along a gradient of altitude in the Central Pyrenees: TheMay 3, 2019 · Material und Methoden. Beschrieben werden minimal-invasive Dekompressionsverfahren unter Einsatz von Mikroskop und Endoskop. Dabei werden verschiedene operative Strategien in Abhängigkeit von dem Ausmaß (mono-, bi- und multisegmental) und der Lokalisation der Stenose (intraspinal zentral, Recessus lateralis, foraminal) vorgestellt. Mar 1, 2012 · Another common tool in experiments about Zn 2+ trafficking is the use of the ionophore pyrithione (PYR), which forms hydrophobic Zn(PYR) 2 complexes, to shuttle Zn 2+ rapidly into cells. Incubation of 10 6 cells for 10 min with 3 μM PYR in the presence of 30 μM ZnCl 2 resulted in a large increase in the fluorescence signal of intracellular TSQ. Synthesis of [tBuOOZn(Pyr-pyrl)]2[Zn(Pyr-pyrl)2] (3). A solution of 2 (0.34 g, 1.33 mmol) in toluene (5mL) was cooled to -20ºC and exposed to an excess of dry oxygen for the 20 min.. After oxygenation the excess O2 was removed, and the system was purged with nitrogen by using a vacuum-nitrogen line. The resulting compound [tBuOOZn(Pyr-pyrl)]2 ...The single-crystal X-ray diffraction (SCXRD) structure exhibited an interesting morphology with zinc metal coordinated to the porphyrin center, which was further bonded to the …The structure of [pyr2,5-Ph2]Zn(THF)2( 13-O)Zn[pyr2,5-Ph2] g2 demonstrates the presence of an unprecedented planar [Zn4O2] moiety in which each oxo ligand bridges three zinc …Zn(pyrz) 2 (SiF 6) nanocrystals selectively took up a large amount of CO 2 even at low pressure while negligible uptake was observed for CH 4. This implies that Zn(pyrz) 2 (SiF 6) is an ideal filler to improve CO 2 /CH 4 separation performance of polymer membrane via selective transport of CO 2 over CH 4. Subsequently, high-quality mixed …Zn 2+ is a necessary cofactor for thousands of mammalian proteins. Research has suggested that transient fluxes of cellular Zn 2+ are also involved in processes such as apoptosis. Observations of Zn 2+ trafficking have been collected using Zn 2+ responsive fluorescent dyes. A commonly used Zn 2+ fluorophore is TSQ. The chemical species …Oct 21, 2021 · This non-flammable electrolyte benefited from the synergistic advantages of Pyr 14 TFSI and AN, and could output a wide electrochemical window (3.32 V vs. Zn/Zn 2+) and good compatibility with metallic Zn, while possessing excellent wettability. Theoretical and experimental results further reveal that such superb performance originates from the ... SKS Sensors is now EPIC® SENSORS. Lapp has many strong brands and we see this new addition of temperature sensors to our worldwide portfolio of branded …Mar 15, 2013 · Slices treated with Zn 2+ together with the ionphore (Zn/Pyr, applied during time indicated by the black bar), resulted in a concentration-dependent increase in secondary suppression following SD (p < 0.0001, anova with Bonferroni post hoc test, 5 μM Pyr vs. 10, 30, and 100 μM Zn/Pyr, n = 6 each). 155€ ALV 24% Oakley Oakley Holbrook, Matte Brown Tortoise / Prizm Black. Tulossa. 205€ ALV 24% Oakley Oakley Holbrook, Polished Black / Prizm Deep Water Polarized. Tulossa. 165€ ALV 24% Oakley Oakley HSTN, Matte Black / Prizm Black. Turkulainen pyöräilyn erikoisliike ja verkkokauppa!TSUB21-CL20. Flexible Teflon-coated temperature probe. Extended 20m cable length (CL20) For oxygen sensors with cable length >5m. With LEMO-connector. Tip and cable are completely submersible in water.A computational thermodynamics model for the oxygen bottom-blown copper smelting process (Shuikoushan, SKS process) was established, based on the SKS smelting characteristics and theory of Gibbs free energy minimization. The calculated results of the model show that, under the given stable production condition, the contents of Cu, Fe and …Slices treated with Zn 2+ together with the ionphore (Zn/Pyr, applied during time indicated by the black bar), resulted in a concentration-dependent increase in secondary suppression following SD (p<.0001, ANOVA with Bonferroni post hoc test, 5µM Pyr vs. 10, 30, and 100µM Zn/Pyr, n=6 each). Circle: Pyr; Square: 30µM Zn/Pyr; …One of the zinc atoms is bonded to the nitrogen atom of the pyrrolide substituent, while the other bonds to the opposite C–C bond. At 215 pm, the Zn–N bond is very long compared to those in alkylzinc amides, whereas the Zn–C distances lie in the range of Zn–C bond lengths found between zinc and η 5-bondedThe Zn ionophore Zn/Pyr restored Zn to the cytoplasm and abrogated inhibition of IL-1 β /TNF- α by NVS-ZP7-4. Despite the effects on inflammatory signaling by Zip7 inhibition, we were not able to measure a transient Zn spike in the cytoplasm using a Zn fluophore after cytokine stimulation. although the assay may not have been sensitive …Type ZA, ZN, ZI, ZK. Status: Valid . Buy this standard Standard Swedish standard · SMS 1870 Worms. Type ZA, ZN, ZI, ZK. Subscribe on standards with our subscription service. When you use our service you can be assured the latest editions and easy access. Read more about SIS Subscriptions. Subscribe on ...Jul 28, 2022 · The Zn ionophore Zn/Pyr restored Zn to the cytoplasm and abrogated inhibition of IL-1 β /TNF- α by NVS-ZP7-4. Despite the effects on inflammatory signaling by Zip7 inhibition, we were not able to measure a transient Zn spike in the cytoplasm using a Zn fluophore after cytokine stimulation. although the assay may not have been sensitive enough. [1] The atmospheric bulk (wet plus dry) deposition of trace elements was measured monthly at Lake Redon (2240 m above sea level, Central Pyrenees, Spain) in 2004–2006. Aluminum, Ti, Fe, Mn, and As were part of the dust carried from the Iberian Peninsula and North Africa: these elements presented low enrichment factors and …Geographic coordinates: 22.2849, -30.0632 (WGS84) Elevation: 1067: Relative position: APPROXIMATELY 64 KILOMETRES SOUTH-WEST OF TOWN OF PRIESKA, NORTHWESTERN CAPE PROVINCEMay 31, 2019 · A combined Monte Carlo (MC) simulation and periodic density functional theory (DFT) study of CO2 sorption was performed in SIFSIX-3-M (M = Fe, Co, Ni, Cu, Zn), a family of hybrid ultramicroporous materials (HUMs) that consist of M2+ ions coordinated to pyrazine ligands and are pillared with SiF62– (“SIFSIX”) anions. Grand canonical Monte Carlo (GCMC) simulations of CO2 sorption in all ... Apr 14, 2023 · The SKS rifle is effective at a firing range of 440 yards. Its muzzle velocity 734 m/s (2,411 ft/s) is extremely powerful for its time of conception. The chrome-plated barrel extends to 20 inches on the 520 mm and 22 inches on the M59/66. Furthermore, the SKS carbine features a front and rear sight. The Perrefitte anticlinorium district in the Paleozoïc province of the Pyrenees contains abundant mineral occurrences, prospects, and old mines in the upper volcano-sedimentary layer of the Ordovician and Devonian sediments which have been metamorphosed in the greenschist to amphibolite facies. Although of different lithologic …domain inferred from SKS splitting in northern Spain and southern France Mickaël Bonnin, Sébastien Chevrot, Ianis Gaudot, Méric Haugmard To cite this version: Mickaël Bonnin, Sébastien Chevrot, Ianis Gaudot, Méric Haugmard. Upper-mantle deformation be-neath the Pyrenean domain inferred from SKS splitting in northern Spain and southern France.NaI, Zn DMF(aq) 56% K2CO3 acetone 90% cat. H2SO4 acetone 8 87% 1) Pd/C, H2 MeOH 2)LiAlH4 7% 1) NaH, CS2 imid., MeI, THF, 100% 2) Bu3SnH 90% (Nozoe intermediate to (±)–hirsutene) Me HO H Me Me Me HO H Me Me Me HO H Me Me Me H H Me Me H H Me Me Me H O Matsumoto, Tet. Lett., 1975, 4377 (7-keto (13)-norprotoilludane). Matsumoto, …A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)] n (Pyr = pyrene, Porp = tetraphenylporphyrin) was synthesized using a facile one-pot solvothermal method and fully characterized using different analytical techniques. The single-crystal X-ray diffraction …Spreading depolarization (SD) is a feed-forward wave that propagates slowly throughout brain tissue and recovery from SD involves substantial metabolic demand. Presynaptic Zn(2+) release and intracellular accumulation occurs with SD, and elevated intracellular Zn(2+) ([Zn(2+) ]i ) can impair cellula …Feb 27, 2013 · The isoreticular MOM based on pyrazine (pyr) SIFSIX-3-Zn, [Zn(pyr) 2 (SiF 6)] n, was prepared according to published procedures 17 and is also a primitive-cubic net which encloses 3.84 Å channels ... Synthesis of [tBuOOZn(Pyr-pyrl)]2[Zn(Pyr-pyrl)2] (3). A solution of 2 (0.34 g, 1.33 mmol) in toluene (5mL) was cooled to -20ºC and exposed to an excess of dry oxygen for the 20 min.. After oxygenation the excess O2 was removed, and the system was purged with nitrogen by using a vacuum-nitrogen line. The resulting compound [tBuOOZn(Pyr-pyrl)]2 ...In cardiomyocytes, only 50% of Zn 2+ is reactive mobile zinc. Among them, 5–15% of Zn 2+ binds to MTs and forms MTs-bound Zn 2+ pool. Free Zn 2+ has been suggested to be involved in the regulation of signaling transduction [19, 20].In this study, we applied the SH-oxidizing agent, 2,2′-dithiodipyridine (DTDP; 15 μM) or N-ethylmaleimide …Aqueous Zn-ion hybrid capacitors (ZIHCs), integrating the typical characteristics of Zinc ion batteries and supercapacitors, have become a promising …About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Feb 24, 2022 · A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn (Pyr) (Porp)] n (Pyr = pyrene, Porp = tetraphenylporphyrin) was synthesized using a facile one-pot solvothermal method and fully characterized using different analytical techniques. Oct 21, 2021 · This non-flammable electrolyte benefited from the synergistic advantages of Pyr 14 TFSI and AN, and could output a wide electrochemical window (3.32 V vs. Zn/Zn 2+) and good compatibility with metallic Zn, while possessing excellent wettability. Theoretical and experimental results further reveal that such superb performance originates from the ... Mar 2, 2016 · Mar 2016. Tsl Cu. Outotec Ausmelt TSL Cu, Zn & Pb -65 TSLs in total 16.03.16 Recycling of Non-Ferrous Metals | 2-4 March 2016, Kraków, Poland energy efficiency. • Reduced coke consumption ... In this study, a new aqueous insoluble ionic β-cyclodextrin polymer (PYR), synthesized by reaction of β-cyclodextrin with pyromellitic anhydride [1], is characterized …TSUB21-CL20. Flexible Teflon-coated temperature probe. Extended 20m cable length (CL20) For oxygen sensors with cable length >5m. With LEMO-connector. Tip and cable are completely submersible in water.Mar 23, 2023 · removal o f Cd 2+, Zn 2+, Cu 2+, Co 2+ f ro m a model solution using the material t hat r epresents unused resources in the form of iron-magnesium production waste, which forms in large quantities ... Abstract. Aqueous Zn-ion hybrid capacitors (ZIHCs), integrating the typical characteristics of Zinc ion batteries and supercapacitors, have become a promising candidate to replace …Dec 1, 2015 · The structures and properties of a family of different π-conjugation tetra pyrrole Zn complexes are reported. The tetra pyrrole moiety can be divided as porphyrin, one tripyrrin and one pyrrole, two dipyrrines, one dipyrrin and two pyrroles, and four pyrroles. For 75 Years SSK has been focused on creating the best quality products for athletes. At SSK we pride ourselves on breaking norms by combining our long standing heritage with new cutting edge technology to create the best products for …Journal of Chemical Crystallography - X-ray diffraction studies on $$[{\text{pyr}}^{{\text{2,5}}--{\text{Ph}}_{\text{2}} } ]_2 $$ Zn(THF) and $$\{...Application of 13.32 t ha−1 bioslurry increased Zn content in Zn-CA, Zn-PYR and Zn-RES by 72.7, 93.2 and 36.4 percent, respectively over control. Zn occluded by free oxides (Zn-OX) was found released by the dissolution action of organic compounds present in bioslurry and the amount of Zn so released was transformed to Zn-RES, Zn-CA and Zn-DTPA.May 17, 2020 · The Yugoslavian SKS’s were only made with a bladed bayonet By the Numbers: Reliability: 4/5. The SKS has a notoriously high reputation for reliability. When I first received my Yugo, I shot it while all gummed up in cosmoline and there were a few rough cycles and then it ran like a top, all while having a gas tube filled with wax. The main contribution to the two bands comes from pyrrolyl to conjugated trpyrrin with ligand–ligand charge transfer (LLCT) characters. Comparing UV–vis spectra …Oliver Schwarz's 3 research works with 25 citations and 32 reads, including: Coordination modes of 2,5-di(tert-butyl)pyrrolide - Crystal structures of HPyr*, Pyr*H center dot thf, (thf)(2)LiPyr ...A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)] n (Pyr = pyrene, Porp = tetraphenylporphyrin) was synthesized using a facile one-pot solvothermal method and fully characterized using different analytical techniques. The single-crystal X-ray diffraction (SCXRD) structure …For 75 Years SSK has been focused on creating the best quality products for athletes. At SSK we pride ourselves on breaking norms by combining our long standing heritage with new cutting edge technology to create the best products for …Enter the email address you signed up with and we'll email you a reset link.Oct 30, 2022 · (a)The XRD map of the Zn and Zn-Sn coating and Zn-Sn coating after 480 h of salt spray treatment; EDS energy profiles of Zn-Sn coating after 480 h of salt spray treatment (b); the XPS core-level spectra of Zn 2p 3/2 (c) and core-level spectra of Sn 3d 5/2 (d). In this work, the distribution behaviors of the minor elements (such as Pb, Zn, As, Sb, and Bi) among the matte, slag, and gas phases as a function of matte grades in the SKS …@inproceedings{Munoz2016MesozoicVP, title={Mesozoic vein-type Pb–Zn mineralization in the Pyrenees: Lead isotopic and fluid inclusion evidence from the Les Argenti{\`e}res and Lacore deposits}, author={Marguerite Munoz and Sandrine Baron and Adrienne Frances Boucher and Didier B{\'e}ziat and Stefano Salvi}, year={2016}, …SKS sensors PYR PT100BB4/4Z. Surplus Industriel. (6484) 100% positive. Seller's other items. Contact seller. C $49.99. ApproximatelyUS $37.36. Condition:Three groups were compared in which zinc (pyrithione form, Zn-Pyr, 2.10-5M in DMSO), DMSO (vehicle) or pyrithione sodium (Na-Pyr) was added to the Krebs upon …the cyclopentadienide anion, and since it possesses 6ð elec- the 2,5-di(tert-butyl)pyrrolide anion Pyr*2. This ligand trons can be regarded as a Hückel aromatic system. In con- forms Li2N ó bonds, but the reaction of LiPyr* with trast to this (formal) analogy of these ligands, the substi- InCl[5] yields the indium(I) derivative with a ç5-bondedOutotec Ausmelt TSL Cu, Zn & Pb – 65 TSLs in total 16.03.16 Recycling of Non-Ferrous Metals | 2-4 March 2016, Kraków, Poland 26 Director Technology Management: Outotec, Finland (2010-2015 ...Square grid coordination polymers (CPs) based upon four-connected metal centres linked by linear bifunctional ligands such as 4,4'-bipyridine were first reported in 1990 and the …Jan 25, 2019 · SKS Sensors is now EPIC® SENSORS. Lapp has many strong brands and we see this new addition of temperature sensors to our worldwide portfolio of branded products and corporate network of sales companies in more than 45 countries as a great opportunity. EPIC® is a strong LAPP brand which until now has been allocated for our strong portfolio of ... Mar 2, 2022 · A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)]n (Pyr = pyrene, Porp = tetraphenylporphyrin) was synthesized using a facile one ... Mar 1, 2012 · Another common tool in experiments about Zn 2+ trafficking is the use of the ionophore pyrithione (PYR), which forms hydrophobic Zn(PYR) 2 complexes, to shuttle Zn 2+ rapidly into cells. Incubation of 10 6 cells for 10 min with 3 μM PYR in the presence of 30 μM ZnCl 2 resulted in a large increase in the fluorescence signal of intracellular TSQ. Detecting the influx of zinc into FluoZin-3 loaded hippocampal slice after exposure to Zn/Pyr (n = 4). The pseudocolored inset is a difference image between the peak of the response and the time prior to Zn/Pyr application. The dashed lines demarcate the granule cell layer (GCL). ML, molecular layer. The pseudocolored scale runs from 1 to 30.Dec 31, 2019 · Synthesis, Characterization, Antimalarial and Antimicrobial activities of Mixed Ibuprofen-Pyrimethamine M(II) Complexes [M = Cd, Co, Zn, Mn] stants for Zn(Akg-Ala)-and Zn(Pyr-Glu)-, together with the constants reported for reaction 1 and the p/fa values of the amino acids, should allow the evaluation of the tautomerization constant, KZnr, for the reaction -K-ZnT Zn(Pyr • GIu)- :=== Zn(Akg • AIa)- (2) and thereby determine conclusively, for this system atThe price of Vulcan Forged (PYR) is $5.68 today with a 24-hour trading volume of $10,807,274.98. This represents a 2.81% price increase in the last 24 hours and a -12.30% price decline in the past 7 days. With a circulating supply of 24 Million PYR, Vulcan Forged is valued at a market cap of $135,383,573 . Track the latest Vulcan Forged price ... Abstract. Aqueous Zn-ion hybrid capacitors (ZIHCs), integrating the typical characteristics of Zinc ion batteries and supercapacitors, have become a promising candidate to replace …[1] The atmospheric bulk (wet plus dry) deposition of trace elements was measured monthly at Lake Redon (2240 m above sea level, Central Pyrenees, Spain) in 2004–2006. Aluminum, Ti, Fe, Mn, and As were part of the dust carried from the Iberian Peninsula and North Africa: these elements presented low enrichment factors and …the cyclopentadienide anion, and since it possesses 6ð elec- the 2,5-di(tert-butyl)pyrrolide anion Pyr*2. This ligand trons can be regarded as a Hückel aromatic system. In con- forms Li2N ó bonds, but the reaction of LiPyr* with trast to this (formal) analogy of these ligands, the substi- InCl[5] yields the indium(I) derivative with a ç5-bondedFigure S17. 2D 1H-13C HSQC spectrum of pyr 2enZn /ADP in D 2O 22 Figure S18. 1H NMR spectrum of pyr 2enZn /ATP in D 2O 23 Figure S19. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /CTP and Na 2CTP 24 Figure S20. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /UTP and Na 2UTP 25 Figure S21. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /GTP and Na 2GTP 26 Figure S22. the cyclopentadienide anion, and since it possesses 6ð elec- the 2,5-di(tert-butyl)pyrrolide anion Pyr*2. This ligand trons can be regarded as a Hückel aromatic system. In con- forms Li2N ó bonds, but the reaction of LiPyr* with trast to this (formal) analogy of these ligands, the substi- InCl[5] yields the indium(I) derivative with a ç5-bondedDetecting the influx of zinc into FluoZin-3 loaded hippocampal slice after exposure to Zn/Pyr (n = 4). The pseudocolored inset is a difference image between the peak of the response and the time prior to Zn/Pyr application. The dashed lines demarcate the granule cell layer (GCL). ML, molecular layer. The pseudocolored scale runs from 1 to 30.The single-crystal X-ray diffraction (SCXRD) structure exhibited an interesting morphology with zinc metal coordinated to the porphyrin center, which was further bonded to the …pyr - Pyrite (ic)(ized) pyrb - Pyrobitumen pyrbit - Pyrobitumen qtz - Quartz qtzc - Quartzitic qtzs - Quartzose ran - Random rbc - Removed by Client rd - Round (ed) repl - Replaced (ing)(ment) rexl - Recrystalized RF - Random Fracture rip - Ripple rmn - Remains (nant) rr - Rare rsns - Resinous rthy - Earthy: s - Small S - Sulphur s - Small s&p ... The initial DTPA extractable Zn (Zn DTPA) was below the threshold value for nutrient deficiency (0.5 mg kg −1) in all the soils. The pyrophosphate extractable Zn (Zn pyr) ranged from 0.4 to 1.5 mg kg −1 (Table 1). In the case of P, the soils showed a wide range of availability status, Olsen P ranging from 4.7 to 26 mg kg −1. The pH of the ...The anthropogenic activities toward meeting the energy requirements have resulted in an alarming rise in environmental pollution levels. Among pollutants, polycyclic aromatic hydrocarbons (PAHs) are the most predominant due to their persistent and toxic nature. Amidst the several pollutants depuration methods, bioremediation utilizing …Presynaptic Zn(2+) release and intracellular accumulation occurs with SD, and elevated intracellular Zn(2+) ([Zn(2+) ]i ) can impair cellular metabolism through multiple …SKS sensors PYR PT100BB4/4Z. Surplus Industriel. (6484) 100% positive. Seller's other items. Contact seller. C $49.99. ApproximatelyUS $37.36. Condition:Zábavná pyrotechnika a ohňostroje. V naší nabídce naleznete malé ohňostroje, střední ohňostroje, velké ohňostroje, složené zahradní ohňostroje, petardy, barevné dýmovnice, dýmovnice na focení, ktoré jsou vhodné i na držení v ruce, barevné pochodně, krátké anebo dlouhé prskavky, dětskou pyrotechniku, rakety, římské svíce, dortové fontány, single …A ‘conditional proteomics’ approach, as applied here to identify proteins involved in zinc homeostasis, utilizes an activatable labeling reagent to tag proteins …Figure 2 (A) 1 H NMR spectral changes (400 MHz, DMSO-d 6) of 4-OI titrating into Zn-NH-pyr.(B) Schematic representation of 4-OI encapsulation by endo and exo cavities of Zn-NH-pyr. (C) UV-Vis spectral changes of Zn-NH-pyr upon the addition of 4-OI. (D) Plot of ∆A vs. 4-OI/Zn-NH-pyr molar ratio based on the UV-Vis spectroscopic titration data with the …Aug 1, 1998 · One of the zinc atoms is bonded to the nitrogen atom of the pyrrolide substituent, while the other bonds to the opposite C–C bond. At 215 pm, the Zn–N bond is very long compared to those in alkylzinc amides, whereas the Zn–C distances lie in the range of Zn–C bond lengths found between zinc and η5-bonded cyclopentadienide ligands. A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)] n (Pyr = pyrene, Porp = tetraphenylporphyrin) was synthesized using a facile one-pot solvothermal method and fully characterized using different analytical techniques. The single-crystal X-ray diffraction …Jul 17, 2008 · Zn 2+ triggers ERK1/2 activation through direct inhibition of ERK1/2 phosphatases in the absence of oxidative stress. A. HT22 cells were treated with 10 μM ZnCl 2 (Zn), 5 μM sodium pyrithione (Pyr), or both compounds in serum-free medium for indicated times (30, 60, 120 min) followed by a 30 min recovery in serum-containing medium prior to ... The structures and properties of a family of different π-conjugation tetra pyrrole Zn complexes are reported. The tetra pyrrole moiety can be divided as …2Zn(THF) and f[pyr2;5-Ph2]Zn(THF) 2(„3-O)Zn-[pyr2,5-Ph2]g2 provide the first structural data on zinc pyrrolyl complexes. The Zn---N bond lengths in these pyrrolyl complexes are longer than the corresponding values for dialky-lamido derivatives, consistent with the notion that the pyrrolyl ligand is a poorer …-donor. The structure of f[pyr2 ...The cytotoxicity of Zn-NH-pyr toward BMMs was evaluated by the CCK-8 assay, indicating that Zn-NH-pyr exhibited increased cytotoxicity at a dose of 10 μg/mL in BMMs (Figure S24), compared with ...The treatment of cardiomyocytes with the 0.1 µM of ZnPyr alone, or with 0.3 µM and 1 µM of DOX, could maintain the intracellular free Zn concentrations at relatively stable levels, except for ...Sks zn pyr

Details of GST number 33ABPFS4363L1ZN. GST number 33ABPFS4363L1ZN belongs to S.K.S Spinning Mills . 33ABPFS4363L1ZN is registered in Tamil Nadu state.. Sks zn pyr

sks zn pyr

155€ ALV 24% Oakley Oakley Holbrook, Matte Brown Tortoise / Prizm Black. Tulossa. 205€ ALV 24% Oakley Oakley Holbrook, Polished Black / Prizm Deep Water Polarized. Tulossa. 165€ ALV 24% Oakley Oakley HSTN, Matte Black / Prizm Black. Turkulainen pyöräilyn erikoisliike ja verkkokauppa!The order of percent contribution of Zn fractions toward the sum total of all the fractions was: Zn-Res > Zn-PYR > Zn-OX > Zn-ACC > Zn-CA. The multiple regression studies also revealed that all the zinc fractions studied significantly contributed toward Zn uptake by the sorghum crop (R 2 = 0.99).Abstract A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)]n(Pyr = pyrene, Porp = …Oct 4, 2023 · The anthropogenic activities toward meeting the energy requirements have resulted in an alarming rise in environmental pollution levels. Among pollutants, polycyclic aromatic hydrocarbons (PAHs) are the most predominant due to their persistent and toxic nature. Amidst the several pollutants depuration methods, bioremediation utilizing biodegradation is the most viable alternative. This study ... The SKS Airspy TL air pressure sensor set for tubeless tyres. The Airspy TL from SKS is a tyre pressure sensor for tubeless set-ups. It continuously monitors the air pressure and transmits the data to your Garmin bike computer or your smartphone via the SKS MYBIKE app. It can also be used as a digital pressure gauge when inflating tyres.The Caixiashan Zn–Pb deposit in the western part of the Chinese Central Tianshan is one of the largest Zn–Pb deposits in NW China (Fig. 1 a).The region is dominated by the Mesoproterozoic Kawabulake Group and tectonically controlled by the Aqikekuduke Fault and its secondary structures (Fig. 1 b; Post-mineralization high-Mg …Microcosm study using soybean as an indicator crop revealed that inoculation of this strain sks_bnj_1 significantly increased rhizosphere soil properties (enzyme activities, IAA production, microbial respiration, …Total concentration of Cu, Zn and Cd presented no significant differences among soils with different vegetation distribution; meanwhile As and Pb showed significantly higher values in UVS and VS1 in relation to VS2 (Fig. 1).All samples presented high concentrations in potentially harmful elements (PHEs), greatly exceeding the mean …Fluxes of Al, Fe, Ti, Mn, Pb, Cd, Zn, Ni, Cu, and As in monthly bulk deposition over the Pyrenees (SW Europe): The influence of meteorology on the atmospheric component of trace element cycles and ...Evaluation of biocompatibility and mitochondria-targeted behaviors of Zn-NH-pyr. (A) Live/dead staining of macrophages treated with various concentrations of Zn-NH-pyr for 24 h (n = 3 independent ...(A) Synthesis, encapsulation and protonation of 4-OI@Zn-NH-pyr. (B) Application of 4-OI@Zn-NH-pyr in management of TMJ inflammation by suppressing inflammatory macrophages and OCs. 4-OI@Zn-NH-pyr can alleviate inflammation and ROS production high-efficiently via multiple approaches.2Zn(THF) and f[pyr2;5-Ph2]Zn(THF) 2(„3-O)Zn-[pyr2,5-Ph2]g2 provide the first structural data on zinc pyrrolyl complexes. The Zn---N bond lengths in these pyrrolyl complexes are longer than the corresponding values for dialky-lamido derivatives, consistent with the notion that the pyrrolyl ligand is a poorer …-donor. The structure of f[pyr2 ... als [4]. The significant correlation between Zn- PYR and organic matter obtained by Elsokkary [3] confirms that pyrophosphate reagent extracts mainly organically bound Zn. In the present study Zn specifically sorbed by organic sites (Zn- PYR) constituted the second highest fraction after residual Zn (Zn-RES). (a)The XRD map of the Zn and Zn-Sn coating and Zn-Sn coating after 480 h of salt spray treatment; EDS energy profiles of Zn-Sn coating after 480 h of salt spray treatment (b); the XPS core-level spectra of Zn 2p 3/2 …Mar 2, 2016 · Mar 2016. Tsl Cu. Outotec Ausmelt TSL Cu, Zn & Pb -65 TSLs in total 16.03.16 Recycling of Non-Ferrous Metals | 2-4 March 2016, Kraków, Poland energy efficiency. • Reduced coke consumption ... The price of Vulcan Forged (PYR) is $5.68 today with a 24-hour trading volume of $10,807,274.98. This represents a 2.81% price increase in the last 24 hours and a -12.30% price decline in the past 7 days. With a circulating supply of 24 Million PYR, Vulcan Forged is valued at a market cap of $135,383,573 . Track the latest Vulcan Forged price ... Synthesis of [tBuOOZn(Pyr-pyrl)]2[Zn(Pyr-pyrl)2] (3). A solution of 2 (0.34 g, 1.33 mmol) in toluene (5mL) was cooled to -20ºC and exposed to an excess of dry oxygen for the 20 …Abstract A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)]n(Pyr = pyrene, Porp = …60 µM Zn treated group and extensive cell detachments even in the 15 µM Zn treated group. Co-treatment with 0.5 µM PJ34 (a selective PARP1 and PARP2 inhibitor) significantly attenuated the cell detachments in the C010DS-Zn 15 µM Zn group but showed no protective effects in the 60 µM Zn treated group (Figure 2B). Figure 2. 2. Results and Discussion. Different biocompatible metallic ions (Zn(II), Mn(II) and Ag(I)) were tested in an attempt to synthesize coordination frameworks of pyrazinamide (PYR), recurring to mechanochemistry ().The herein called compound 1, [Zn(PYR) 2 (H 2 O)](NO 3) 2, was already obtained from solution techniques (CSD refcode: HAYKUP) …The isoreticular MOM based on pyrazine (pyr) SIFSIX-3-Zn, [Zn(pyr) 2 (SiF 6)] n, was prepared according to published procedures 17 and is also a primitive-cubic net which encloses 3.84 Å channels ...almost constant in SIFSIX-3-Cu and SIFSIX-3-Zn that have smaller pores. Combining GCMC and DFT calculations with periodic boundary conditions, Forest et al. analyzed the CO 2 sorption in the isomorphic SIFSIX-3-M [M=Fe, Co, Ni, Cu, and Zn] [40]. They got good accordance between interaction energy calculated by DFT, the simulated by GCMC, and …SKS sensors PYR PT100BB4/4Z. Surplus Industriel. (6484) 100% positive. Seller's other items. Contact seller. C $49.99. ApproximatelyUS $37.36. Condition:(A) Synthesis, encapsulation and protonation of 4-OI@Zn-NH-pyr. (B) Application of 4-OI@Zn-NH-pyr in management of TMJ inflammation by suppressing inflammatory macrophages and OCs. 4-OI@Zn-NH-pyr can alleviate inflammation and ROS production high-efficiently via multiple approaches.Details of GST number 33ABPFS4363L1ZN. GST number 33ABPFS4363L1ZN belongs to S.K.S Spinning Mills . 33ABPFS4363L1ZN is registered in Tamil Nadu state.A ‘conditional proteomics’ approach, as applied here to identify proteins involved in zinc homeostasis, utilizes an activatable labeling reagent to tag proteins affected by a particular ...Evaluation of biocompatibility and mitochondria-targeted behaviors of Zn-NH-pyr. (A) Live/dead staining of macrophages treated with various concentrations of Zn-NH-pyr for 24 h (n = 3 independent ...Figure S17. 2D 1H-13C HSQC spectrum of pyr 2enZn /ADP in D 2O 22 Figure S18. 1H NMR spectrum of pyr 2enZn /ATP in D 2O 23 Figure S19. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /CTP and Na 2CTP 24 Figure S20. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /UTP and Na 2UTP 25 Figure S21. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /GTP and Na 2GTP 26 Figure S22. 2Zn(THF) and f[pyr2;5-Ph2]Zn(THF) 2(„3-O)Zn-[pyr2,5-Ph2]g2 provide the first structural data on zinc pyrrolyl complexes. The Zn---N bond lengths in these pyrrolyl complexes are longer than the corresponding values for dialky-lamido derivatives, consistent with the notion that the pyrrolyl ligand is a poorer …-donor. The structure of f[pyr2 ...Mar 2, 2016 · Mar 2016. Tsl Cu. Outotec Ausmelt TSL Cu, Zn & Pb -65 TSLs in total 16.03.16 Recycling of Non-Ferrous Metals | 2-4 March 2016, Kraków, Poland energy efficiency. • Reduced coke consumption ... Download scientific diagram | The role of Zn in signaling of IL-1 β /TNF-α or IL-1 β alone was confirmed using Zn ionophores or Zn chelators. A: ARPE-19 cells were treated with fluozin3 and ER ...At 215 pm, the Zn–N bond is very long compared to those in alkylzinc amides, whereas the Zn–C distances lie in the range of Zn–C bond lengths found between zinc and η5-bonded cyclopentadienide ligands. The molecular structures of 1 and of the low-melting THF adduct 1·thf show a similar 2,5-di(tert-butyl)pyrrole molecule, but in the ...Aug 1, 1998 · One of the zinc atoms is bonded to the nitrogen atom of the pyrrolide substituent, while the other bonds to the opposite C–C bond. At 215 pm, the Zn–N bond is very long compared to those in alkylzinc amides, whereas the Zn–C distances lie in the range of Zn–C bond lengths found between zinc and η5-bonded cyclopentadienide ligands. Apr 4, 2022 · Additionally, receptor activator of nuclear factor-κB ligand (RANKL)-induced osteoclast differentiation and function was remarkably suppressed by 4-OI@Zn-NH-pyr. Consistent with in vitro observations, 4-OI@Zn-NH-pyr efficiently inhibited synovial inflammation and subchondral bone destruction in an acute arthritis model. However, in the Basque-Cantabrian basin, to the southwest of the Pyrenees, stratabound Pb–Zn mineralization in Albian–Aptian sediments has been described by Velasco et al. (1996) as sedimentary-exhalative. 5. Conclusion. The Les Argentières and Lacore Pb–Zn vein deposits are located in Devonian terranes of the Axial Zone of the …The price of Vulcan Forged (PYR) is $5.68 today with a 24-hour trading volume of $10,807,274.98. This represents a 2.81% price increase in the last 24 hours and a -12.30% price decline in the past 7 days. With a circulating supply of 24 Million PYR, Vulcan Forged is valued at a market cap of $135,383,573 . Track the latest Vulcan Forged price ... The price of Vulcan Forged (PYR) is $5.68 today with a 24-hour trading volume of $10,807,274.98. This represents a 2.81% price increase in the last 24 hours and a -12.30% price decline in the past 7 days. With a circulating supply of 24 Million PYR, Vulcan Forged is valued at a market cap of $135,383,573 . Track the latest Vulcan Forged price ... Zinc associated with AAC-Zn, PYR-Zn and that occluded by OX-Zn accounted for 1.47–2.30%, 1.53–2.29% and 4.77–6.88%, in Vijayapura and Patancheru soils, respectively. Soil Zn was predominantly in the RES fraction which accounted for 84.09% and 77.80% of the total in Vijayapura and Patancheru soils, respectively. The …Apr 10, 2023 · The absorption and fluorescence emission spectra of terpyridine incorporating pyrene moiety (Tpy-pyr) have been recorded in extensive variety of solvents having different polarities. The effect of the solvent on the spectral characteristics are examined. It is shown that Tpy-pyr exhibit positive solvatochromism, large Stokes shift values in polar solvents, and fluorescence in the long ... The Beiwagou Pb–Zn deposit, located in the western part of the Liaodong Peninsula, is a carbonate-hosted stratiform deposit with a Pb + Zn reserve of 0.08 Mt @ 4.14% (Pb + Zn).Regarding its anti-inflammatory efficacy, 4-OI@Zn-NH-pyr ameliorated the inflammatory reaction by activating nuclear factor erythroid 2-related factor 2 (Nrf2), thus increasing the production of antioxidants, apart from the inhibition of NF-κB pathways. Additionally, receptor activator of nuclear factor-κB ligand (RANKL)-induced osteoclast ...(A) Synthesis, encapsulation and protonation of 4-OI@Zn-NH-pyr. (B) Application of 4-OI@Zn-NH-pyr in management of TMJ inflammation by suppressing inflammatory macrophages and OCs. 4-OI@Zn-NH-pyr can alleviate inflammation and ROS production high-efficiently via multiple approaches. SKS Sensors is now EPIC® SENSORS. Lapp has many strong brands and we see this new addition of temperature sensors to our worldwide portfolio of branded …approximately 2000 m above sea level (asl) in the Pyrenees has been viewed as a signature of long-range atmospheric fluxes, unlike at lower altitudes where local influence can still be detected (M. Bacardit and L. Camarero, Atmospher-ically deposited trace elements in the winter snowpack along a gradient of altitude in the Central Pyrenees: Thecationic 2D square grid sheets [Zn(pyr)2]+2 (pyr = pyrazine). SIFSIX-3-Zn was shown to exhibit remarkable affinity and selec-tivity for CO 2 in the low pressure region. 23 The use of the SKS Group is an ATEX and IECEX certified temperature sensor manufacturer located in Finland. The company develops, manufactures and sells thermocouples and Pt100 resistance …Oct 21, 2021 · This non-flammable electrolyte benefited from the synergistic advantages of Pyr 14 TFSI and AN, and could output a wide electrochemical window (3.32 V vs. Zn/Zn 2+) and good compatibility with metallic Zn, while possessing excellent wettability. Theoretical and experimental results further reveal that such superb performance originates from the ... Laboratory pot experiments were run to study the effects of added zinc (Zn) with and without farmyard manure (FYM) and phosphorus (P) on Zn transformations in two Alfisols, together with Zn uptake ...Fluxes of Al, Fe, Ti, Mn, Pb, Cd, Zn, Ni, Cu, and As in monthly bulk deposition over the Pyrenees (SW Europe): The influence of meteorology on the atmospheric component of trace element cycles and ...Ascorbic acid (AA), 1, 2-benzenediacetic acid (BA), 1, 4-Dichlorobutane (C 4 H 8 Cl 2), Zn(NO 3) 2 • 6H 2 O, erythromycin ethylsuccinate (ERY), metronidazole …Pyrénées-Orientales (French pronunciation: [piʁene ɔʁjɑ̃tal]; Catalan: Pirineus Orientals [piɾiˈnɛwz uɾiənˈtals]; Occitan: Pirenèus Orientals [piɾeˈnɛwz uɾjenˈtals]; lit. 'Eastern Pyrenees'), is a department of the region of Occitania, Southern France, adjacent to the northern Spanish frontier and the Mediterranean Sea.It borders the departments of …SKS Group is an ATEX and IECEX certified temperature sensor manufacturer located in Finland. The company develops, manufactures and sells thermocouples and Pt100 resistance …Mar 1, 2012 · Another common tool in experiments about Zn 2+ trafficking is the use of the ionophore pyrithione (PYR), which forms hydrophobic Zn(PYR) 2 complexes, to shuttle Zn 2+ rapidly into cells. Incubation of 10 6 cells for 10 min with 3 μM PYR in the presence of 30 μM ZnCl 2 resulted in a large increase in the fluorescence signal of intracellular TSQ. The reaction of [EtZn(Pyr-pyrl)] [where Pyr-pyrl 2,2′-(1′-pyrrolinyl)-pyrrol] with a dry dioxygen resulted in the formation of [Zn 4 (μ 4-O)(Pyr-pyrl) 6] (40) (Fig. 20) [29b]. The molecular structure of 40 consists of discrete monomeric oxo centred tetranuclear units with the zinc centres paired up by the μ -1,2-N,N-bridges and ...The Zn/ZnO nano-pyramidal arrays have been prepared by O 2 + bombardment of metallic Zn foil (99.9% purity) provided by MaTecK GmbH. Substrates were introduced into an ultra-high2[Zn(Pyr-pyrl)2] (3). A solution of 2 (0.34 g, 1.33 mmol) in toluene (5mL) was cooled to -20ºC and exposed to an excess of dry oxygen for the 20 min.. After oxygenation the excess O2 was removed, and the system was purged with nitrogen by using a vacuum-nitrogen line. The resulting compound [tBuOOZn(Pyr-pyrl)] 2[Zn(Pyr-pyrl)2] was depositedIn this work, the distribution behaviors of the minor elements (such as Pb, Zn, As, Sb, and Bi) among the matte, slag, and gas phases as a function of matte grades in the SKS …Stock solutions of the Zn-NH-pyr were prepared in DMSO at a concentration of ~5×10-6 M. 2.00 mL of the stock solution was used to dissolve an accurately known mass of 4-OI, chosen to yield a solution at a concentration 50 - 100 times higher than that of the Zn-NH-pyr. 2.00 mL of the Zn-NH-pyr solution was placed in a 1.0 cm quartz cell, upon ... Mar 23, 2023 · removal o f Cd 2+, Zn 2+, Cu 2+, Co 2+ f ro m a model solution using the material t hat r epresents unused resources in the form of iron-magnesium production waste, which forms in large quantities ... 384 likes, 16 comments - gargi.biswas.50767 on July 4, 2023: "Pyr ke sahara nhi chaiya "Aqueous Zn-ion hybrid capacitors (ZIHCs), integrating the typical characteristics of Zinc ion batteries and supercapacitors, have become a promising …domain inferred from SKS splitting in northern Spain and southern France Mickaël Bonnin, Sébastien Chevrot, Ianis Gaudot, Méric Haugmard To cite this version: Mickaël Bonnin, Sébastien Chevrot, Ianis Gaudot, Méric Haugmard. Upper-mantle deformation be-neath the Pyrenean domain inferred from SKS splitting in northern Spain and southern France.Apr 1, 2015 · Reperfusion with Zn-Pyr significantly enhanced survival (40%) compared to DMSO or Na-Pyr (6%) (n=17 per group, p<0.05). Moreover, the time spent in sinus rhythm was significantly increased in the Zn-Pyr group compared to other groups (p<0.01). The Z-scheme charge transfer pathway of the SnS/Zn 2 SnO 4 photocatalyst is verified by the shifted peaks of the X-ray photoelectron spectroscopy (XPS) spectrum, the relative position of the bandgap, work function as well as free radical trapping experiments. The photocatalytic mechanism for the degradation of MB by SnS/Zn 2 SnO 4 is proposed.The screens are: The substances and choices scale (SACS) assesses and monitors the use and impact of alcohol and drugs. The Kessler screen gives an indication of psychological distress and possible mental health issues. The suicide screen helps to identify whether te tamaiti has active thoughts of suicide. The screen does not determine the risk ...Three groups were compared in which zinc (pyrithione form, Zn-Pyr, 2.10-5M in DMSO), DMSO (vehicle) or pyrithione sodium (Na-Pyr) was added to the Krebs upon reperfusion. Reperfusion with Zn-Pyr significantly enhanced survival (40%) compared to DMSO or Na-Pyr (6%) (n=17 per group, p<0.05). Moreover, the time spent in sinus …The order of percent contribution of Zn fractions toward the sum total of all the fractions was: Zn-Res > Zn-PYR > Zn-OX > Zn-ACC > Zn-CA. The multiple regression studies also revealed that all the zinc fractions studied significantly contributed toward Zn uptake by the sorghum crop (R 2 = 0.99).A ‘conditional proteomics’ approach, as applied here to identify proteins involved in zinc homeostasis, utilizes an activatable labeling reagent to tag proteins …Zinc associated with AAC-Zn, PYR-Zn and that occluded by OX-Zn accounted for 1.47–2.30%, 1.53–2.29% and 4.77–6.88%, in Vijayapura and Patancheru soils, respectively. Soil Zn was predominantly in the RES fraction which accounted for 84.09% and 77.80% of the total in Vijayapura and Patancheru soils, respectively. The …Figure S17. 2D 1H-13C HSQC spectrum of pyr 2enZn /ADP in D 2O 22 Figure S18. 1H NMR spectrum of pyr 2enZn /ATP in D 2O 23 Figure S19. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /CTP and Na 2CTP 24 Figure S20. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /UTP and Na 2UTP 25 Figure S21. 1H NMR spectrum of pyr 2enZn, pyr 2enZn /GTP and Na …The order of percent contribution of Zn fractions toward the sum total of all the fractions was: Zn-Res > Zn-PYR > Zn-OX > Zn-ACC > Zn-CA. The multiple regression studies also revealed that all the zinc fractions studied significantly contributed toward Zn uptake by the sorghum crop (R 2 = 0.99).The treatment of cardiomyocytes with the 0.1 µM of ZnPyr alone, or with 0.3 µM and 1 µM of DOX, could maintain the intracellular free Zn concentrations at relatively stable levels, except for ...The single-crystal X-ray diffraction (SCXRD) structure exhibited an interesting morphology with zinc metal coordinated to the porphyrin center, which was further bonded to the …The order of percent contribution of Zn fractions toward the sum total of all the fractions was: Zn-Res > Zn-PYR > Zn-OX > Zn-ACC > Zn-CA. The multiple regression studies also revealed that all the zinc fractions studied significantly contributed toward Zn uptake by the sorghum crop (R 2 = 0.99).stants for Zn(Akg-Ala)-and Zn(Pyr-Glu)-, together with the constants reported for reaction 1 and the p/fa values of the amino acids, should allow the evaluation of the tautomerization constant, KZnr, for the reaction -K-ZnT Zn(Pyr • GIu)- :=== Zn(Akg • AIa)- (2) and thereby determine conclusively, for this system atThe Airspy pressure sensor by SKS helps you set and get real-time data about your tyre pressure. Instead of relying on the " thumb test," you can use sensors to accurately determine the actual tyre pressure, letting you know exactly at any time whether filling is necessary. (A helpful digital gauge is included for this, of course.)The world of SKS. Since the company's inception, SKS Welding Systems pioneered automated arc welding as an innovative system partner of the automotive industry and their suppliers. Already in 1989, we developed and produced – in cooperation with our technology partner Leipold – the first weld process controller for robot and automatic ...Abstract A zinc-based pyrene-porphyrin hybrid linear 1-D coordination polymer ZnPyrPorp with general formula [Zn(Pyr)(Porp)]n(Pyr = pyrene, Porp = …. Sak ayrany