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308篇 您的检索式:作者名="YADAV S V"
    题名 作者 年代 出处 被引量
1Improved dielectric and electro-optical parameters of nematic liquid crystal doped with magnetic nanoparticles显示文摘This study investigates the effect of magnetic nanoparticles(NPs) on the weakly polar nematic liquid crystal(NLC).Different parameters of dielectric data were measured for both the homeotropic and planar aligned samples as a function of frequency and temperature and the substantial changes have been noticed for the doped systems. Dielectric permittivity has been increased after the dispersion of magnetic NPs in the pure NLC. Dielectric anisotropy has also been influenced by incorporating the magnetic NPs with the NLC molecules. These results were attributed to the dipole–dipole interaction between the magnetic nanoparticles and nematic liquid crystal molecules. Electro-optical study indicated the faster rise time and fall time of the doped systems as compare to pure NLC. Threshold voltage has been calculated and found to be decreased for the doped systems. Moreover, we have also calculated the rotational viscosity and the splay elastic constant for pure and the doped systems. Both the rotational viscosity and splay elastic constant of the doped systems are found to be considerably lower than those of pure NLC. Change in these properties has been explained on the basis of molecular disturbances created by the interaction between the magnetic nanoparticle and LC director. This study reveals that the inclusion of magnetic NPs in weakly polar NLC can be useful to enhance the basic properties of the weakly polar NLC and make it a promising material for many display applications.Geeta Yadav Govind Pathak Kaushlendra Agrahari Mahendra Kumar Mohd Sajid Khan V S Chandel Rajiv Manohar 2019Chinese Physics B2019,28,3:2
2Indium(llI) chloride/2-iodoxybenzoic acid: a novel reagent system for the conversion of indoles into isatins显示文摘Yadav JS Reddy B V S Reddy C h S 2007Synthesis2007,5,:1
3显示文摘YADAV J S REDDY B V S REDDY K B 2002Tetrahedron Lett2002,43,39:1
4InCl3-cata-lyzed regioselective opening of aziridines with heteroaro-matics显示文摘Yadav J S Reddy B V S Abraham S 2002Tetrahedron Lett2002,43,8:1
5Plant-mediated synthesis of silver and gold nanoparticles and their applications显示文摘Kumar V Yadav S K 2009Journal of Chemical Technology and Biotechnology2009,84,2:1
6Genome, transcriptome, and secretome analysis of wood decay fungus Postia placenta supports unique mechanisms of lignocellulose conversion 显示文摘Martinez D Challacombe J Morgenstern 1 Hibbett D Schmoll M Kubicek CP Ferreira P Ruiz-Duenas FJ Martinez AT Kersten P Hammel KE Wymelenberg AV Gaskell J Lindquist E Sabat G BonDurant SS Larrondo LF Canessa P Vicuna R Yadav J Doddapaneni H Subramanian V Pisabarro AG Lavin JL Oguiza JA Master E Henrissat B Coutinho PM Harris P Magnuson JK Baker SE Bruno K Kenealy W Hoegger PJ Kties U Ramaiya P kucas S Salamov A Shapiro H Tu H Chee CL Misra M Xie G Teter S Yaver D James T Mokrejs M Pospisek M Grigoriev IV Brettin T Rokhsar D Berka R Cullen D 2009PNAS2009,106,6:1
7Overgrowth of costochondral graft in temporomandibular joint ankylosis: an unusual case 显示文摘Verma A Yadav S Singh V 2011Natl J Maxillofac Surg2011,2,2:1
8Novel use of selectfluorTM for the synthesis of cis-fused pyrano- and furanotetrahydroquinolines 显示文摘Yadav J S Reddy B V S Sunitha V 2003Advanced Synthesis & Catalysis2003,345,11:1
9A prospective study comparing conservative with operative treatment in pa- tients with a 'floating shoulder' including assessment of the prognostic value of the glenopolar angle 显示文摘Yadav V Khare GN Singh S 2013Bone Joint J2013,95,6:1
10Esterifica- tion of phthalic anhydride with 2-ethylhexanol by solid su- peracidic catalysts 显示文摘THORATA T S YADAVA V M YADAV G D 1992Appl Catalysis A: General1992,90,2:1
11RSC Advance显示文摘Sabitha G Reddy D V Reddy S S S Yadav J S Kumar C G Sujitha P 20122(8):72412012,2,8:1
12Esterification of ophthalmic anhydride with 2-ethylhexanol by solid superacidic catalysts 显示文摘Thorat T S Yadav V M Yadav G D 1992Applied Catalysis A : General1992,90,2:1
13Association of single nucleotide polymorphisms in CYP1B1 and COMT genes with breast cancer susceptibility in Indian women显示文摘YADAV S SINGHAL N K SINGH V 0,,05:1
14Cassia tora Lirm: A review on its ethnobotany, phytochemical and pharmacological profile显示文摘YADAV J P ARYA V YADAV S 2010Fitoterapia2010,81,4:1
15Immunomodulatory effects of cureumin 显示文摘Yadav V S Mishra K P Singh D P 2005Immunopharmacol Immunotoxicol2005,27,3:1
16MCP-1:chemoattractant with a role beyond immunity:a review显示文摘Yadav A Saini V Arora S 2010Clin Chim Acta2010,411,2122:1
17Esterification of phthalic anhydride with 2-ethylhexnol by solid superacidic catalysts 显示文摘THORAT T S YADAV V M YADAV G D 1992Applied Catalysis A: General1992,90,2:1
18Bismuth(Ⅲ)- catalyzed rapid and highly efficient synthesis of 2-aryl-1- arylmethyl-I H-benzimidazoles in water显示文摘Yadav J S Reddy B V S Premalatha K 2008Can J Chem/Rev Can Chim2008,86,2:1
19InCl3 immobilized in ionic liquids: a novel and recyclable catalytic system for tetrahydropyranylation and furanylation of alcohols 显示文摘Yadav J S Reddy B V S Gnaneshwar D 2003New J Chem2003,27,:1
20LiC104-Cata-lyzed ring-opening of aziridines with aromatic amines显示文摘Yadav J S Reddy B V S Jyothirmai B 2002Synlett2002,,1:1
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