Mostrando 21 - 40 Resultados de 42,182 Para Buscar '".cr"', tiempo de consulta: 0.24s Limitar resultados
  1. 21
    “…The synthesis, characterization, and reactivity of several new Cr(II) and Cr(III) complexes featuring an NCN pincer ligand with an arene backbone connected to amine donors NEt(2) and NiPr(2) via CH(2)-linkers is described. …”
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  2. 22
    “…Based on studies on senoinflammation and CR, we recognized that senescence-associated secretory phenotype (SASP), which mainly comprises cytokines and chemokines, was significantly increased during aging, whereas it was suppressed during CR. …”
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  3. 23
    “…To achieve better removal of Cr (VI), it is essential to understand the chemical reactions that lead to the successful removal of Cr species from the solution. …”
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  4. 24
    “…Standard methods however are unable to easily distinguish toxic hexavalent chromium, Cr(VI), from innocuous trivalent chromium, Cr(III), are time-consuming, or require large sample quantity. …”
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  5. 25
    “…Its two oxidation states viz. Cr(III) and Cr(VI) are most stable and readily available to the plants. …”
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  6. 26
    Publicado 1991
    “…We have shown by immunoprecipitation analysis that the two complement receptors expressed by B lymphocytes, complement receptor 1 (CR1) and CR2, form a detergent-sensitive complex on the surface of tonsillar B lymphocytes and on K562 erythroleukemia cells that were co-transfected with cDNAs encoding CR1 and CR2. …”
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  7. 27
    “…The present study was designed to test the hypothesis that Cr2( -/- ) mice, which lack the receptors CR2/CD21 and CR1/CD35 for complement C3-derived activation fragments, are protected from adverse sequelae of experimental closed head injury. …”
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  8. 28
    “…For temperatures up to around 900 °C, oxidation protection can be alternatively provided by metallic-ceramic Cr-Cr(x)O(y) coatings. For the present research, Cr-Cr(x)O(y) atmospheric plasma sprayed (APS) and YSZ-CoNiCrAlY APS-high velocity oxy-fuel TBC coatings were deposited on a NiCr20Co18Ti substrate. …”
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  10. 30
    por Zampieri, Giuseppe
    Publicado 2008
    “…Cauchy-Riemann (CR) geometry is the study of manifolds equipped with a system of CR-type equations. …”
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  12. 32
    por Ji, Nan, Jiang, Fangling, Peng, Hao
    Publicado 2023
    “…The electrochemical behavior of Cr(3+) in molten LiF–NaF–KF (46.5 : 11.5 : 42 mol%) (FLiNaK) was studied by cyclic voltammetry (CV) at 600 °C. …”
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  13. 33
    “…In this work, we probe the toxicity of Cr(III) to Shewanella oneidensis MR-1, a bacterium able to reduce Cr(VI) to Cr(III) and compare it to Cr(VI) toxicity. …”
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  15. 35
    “…PURPOSE: The purpose of this study was to evaluate the marginal and internal gaps of Ni-Cr and Co-Cr copings, fabricated using the dental µ-SLA system. …”
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  16. 36
    “…Cr(i)Cl is a very unstable species. The present work describes the stabilisation of Cr(i)Cl in the low coordinate environment of cyclic alkyl(amino) carbene ligands and its synthetic application to yield an unprecedented cationic complex with a two coordinate Cr(i). …”
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  17. 37
    por Yadav, Anshu, Khandegar, Vinita
    Publicado 2018
    “…Therefore, the purpose of this work was to convert highly water-soluble Cr (VI) into Cr (III) species using electrocoagulation (EC) process. …”
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  18. 38
    “…The changes in the morphology and the electrophysical properties of the Cr/n-Si (111) structure depending on the rapid thermal treatment were considered in this study. …”
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  19. 39
    por Oliveira, Gonçalo
    Publicado 2014
    “…This thesis presents an experimental study on two of these so-called multiferroic materials, the AgCrO$_2$ delafossite and CdCr$_2$S$_4$ spinel type compounds. …”
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