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检索条件"作者=J.K.TIWARI"
107 条 记 录,以下是1-10 订阅
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Tree species composition and diversity in montane forests of Garhwal Himalaya in relation to environmental and soil properties
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journal of Mountain Science 2020年 第12期17卷 3097-3111页
作者: Dinesh Singh RAWAT P.tiwari Sudipta kumar DAS j.k.tiwari Department of Botany&Microbiology HNB Garhwal UniversitySrinagar(Garhwal)-246174UttarakhandIndia Central National Herbarium Botanical Survey of IndiaHowrah-711103West BengalIndia
The montane forests of Garhwal Himalaya were investigated for tree species composition and diversity in relation to environmental and edaphic variables.A stratified random sampling approach was adopted to collect the ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Bianchi Type-Ⅲ Cosmological Models with Gravitational Constant G and the Cosmological Constant A
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Chinese Physics Letters 2007年 第12期24卷 3325-3327页
作者: j. P. Singh R. k. tiwari Pratibha Shukla Department of Mathematical Sciences A.P.S. University Rewa (MP) India Department of Mathematics Govt. Model Science College Rewa (MP) India
Einstein field equations with variable gravitational and cosmological constants are considered in the presence of perfect fluid for the Bianchi type-Ⅲ universe by assuming conservation law for the energy-momentum ten... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Mechanical properties and thermal conductivity of pristine and functionalized carbon nanotube reinforced metallic glass composites:A molecular dynamics approach
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Defence Technology(防务技术) 2021年 第1期17卷 234-244页
作者: Sumit Sharma S.k.tiwari Sagar Shakya Department of Mechanical Engineering Dr.B.R.Ambedkar National Institute of TechnologyJalandharIndia
This work uses the molecular dynamics approach to study the effects of functionalization of carbon nanotubes(CNTs)on the mechanical properties of Cu64Zr36 metallic glass(MG).Three types of functional groups,carboxylic... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Regeneration of tree species in the sub-tropical forest of Alaknanda Valley, Garhwal Himalaya, India
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Forestry Studies in China 2013年 第2期15卷 89-97页
作者: Radha BALLABHA j. k. tiwari P. tiwari Department of Botany and Microbiology HNB Garhwal UniversitySrinagar Garhwal 246174 Uttarakhand India
We studied the regeneration of tree species in the sub-tropical forest of Alaknanda Valley in Garhwal Himalaya, India. The overall regeneration status was fairly good in the study area. Seedling density ranged between... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Overexpression of P-glycoprotein induces acquired resistance to imatinib in chronic myelogenous leukemia cells
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Chinese journal of Cancer 2012年 第2期31卷 110-118页
作者: Amit k.tiwari Hsiang-Chun Wu Department of Pharmacology and Systems Therapeutics Mount Sinai School of MedicineNew YorkNY 10029USA Department of Pharmaceutical Sciences College of Pharmacy and Allied Health ProfessionsSt.John's UniversityQueensNY 11439USA
Imatinib,a breakpoint cluster region(BCR)-Abelson murine leukemia(ABL) tyrosine kinase inhibitor(TkI),has revolutionized the treatment of chronic myelogenous leukemia(CML).However,development of multidrug resistance(M... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Effect of orientation on the drag of a cone settling in a Bingham plastic fluid
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Particuology 2019年 第2期17卷 157-170页
作者: Pragya Mishra A.k. tiwari R.P. Chhabra Department of Chemical Engineering. Indian Institute of Technology Kanpur 208016 India M2NeT Laboratory Wilfrid Laurier University 75 University Avenue West Waterloo ON N2L 3C5 Canada
Effects of the orientation and apex angle on the settling velocity of conical particles in Bingham plas-tic fluids are numerically investigated over a Reynolds number range of 1 ≤Re ≤100, Bingham number range of 0 ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Plasmonic enhancement of upconversion emission in Ag@NaYF4:Er^3+/Yb^3+phosphor
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journal of Rare Earths 2018年 第9期36卷 903-910页
作者: S.k.Maurya S.R tiwari A.kumar k.kumar Optical Materials and Bio-imaging Research Laboratory Department of Applied PhysicsIndian Institute of Technology(Indian School of Mines)Dhanhad-826004India
In this article upconversion luminescence of silver nanoparticles(AgNPs) coated NaYF4:Er3+/Yb3+phosphor nano-particles was *** prepared samples were characterized through various *** surface plasmon band is obser... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
MODELING THE ROLE OF DISSOLVED OXYGEN- DEPENDENT BACTERIA ON BIODEGRADATION OF ORGANIC POLLUTANTS
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International journal of Biomathematics 2014年 第1期7卷 145-160页
作者: j. B. SHUkLA ASHISH GOYAL P. k. tiwari A. k. MISRA BIT BIIFRED Bhabha Group of Institutions Kanpur (Rural) 209204 India The University of New South Wales Sydney NSW 2052 Australia Department of Mathematics BHU Varanasi India
In this paper, a nonlinear mathematical model is proposed and analyzed to study the role of dissolved oxygen (DO)-dependent bacteria on biodegradation of one or two organic pollutant(s) in a water body. In the cas... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Reliability assessment of deep excavations in spatially random cohesion weakening friction strengthening massive rocks:Application to nuclear repositories
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Underground Space 2023年 第6期13卷 48-73页
作者: Akshay kumar Gaurav tiwari Department of Civil Engineering Indian Institute of Technology KanpurKanpurUttar Pradesh 208016India
An augmented methodology is developed to estimate the reliability of deep excavations along spatially variable massive rock masses using the cohesion weakening friction strengthening(CWFS)*** parameters of the CWFS mo... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Cancer chemoprevention through dietary avonoids: what's limiting?
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Chinese journal of Cancer 2017年 第10期36卷 455-467页
作者: Haneen Amawi Charles R. Ashby jr Amit k. tiwari Department of Pharmacology and Systems Therapeutics College of Pharmacy and Pharmaceutical Sciences University of Toledo Toledo OH 43560USA Pharmaceutical Sciences College of Pharmacy St. John’s UniversityQueens NY 11432 USA Department of Pharmacology and Experimental Therapeutics College of Pharmacy and Pharmaceutical Sciences University of Toledo Toledo OH 43614 USA
Flavonoids are polyphenols that are found in numerous edible plant species. Data obtained from preclinical and clinical studies suggest that specific flavonoids are chemo-preventive and cytotoxic against various cance... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论