Works matching AU SRIVASTAVA, O. N.

Results: 47

LOW TEMPERATURE SYNTHESIS AND OPTICAL PROPERTIES OF (Cu, Cr, Fe)Al2O4 NANOCRYSTALLINE SPINEL MATERIALS.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 861, doi. 10.1142/S0219581X11008496

By:

YADAV, T. P.;
SINGH, DEVINDER;
MUKHOPADHYAY, N. K.;
SHAZ, M. A.;
TIWARI, R. S.;
SRIVASTAVA, O. N.

Publication type:

Article

EFFECT OF NITROGEN VARIATION ON THE SYNTHESIS OF VERTICALLY ALIGNED BAMBOO-SHAPED C-N NANOTUBES USING SUNFLOWER OIL.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 809, doi. 10.1142/S0219581X11008502

By:

KUMAR, RAJESH;
YADAV, RAM MANOHAR;
AWASTHI, KALPANA;
TIWARI, R. S.;
SRIVASTAVA, O. N.

Publication type:

Article

EFFECT OF Ag DOPING AND ADMIXING ON THE MAGNETOTRANSPORT PROPERTIES OF NANOPHASIC La0.7Ca0.3MnO3.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 1019, doi. 10.1142/S0219581X11008629

By:

SRIVASTAVA, PANKAJ;
SRIVASTAVA, AMIT;
SRIVASTAVA, O. N.;
SINGH, D. P.;
SIWACH, P. K.

Publication type:

Article

NANOINDENTATION STUDIES OF METALLIC GLASSES AND NANOQUASICRYSTAL-GLASS COMPOSITES IN Zr-Al (Ga)-Cu-Ni ALLOYS.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 929, doi. 10.1142/S0219581X11008769

By:

SINGH, DEVINDER;
YADAV, T. P.;
TIWARI, R. S.;
SRIVASTAVA, O. N.;
SINGH, MANJEET;
MANDAL, R. K.

Publication type:

Article

STUDIES ON TiO2 NANOPARTICLES AS CATALYST FOR ENHANCED DESORPTION CHARACTERISTICS OF NaAlH4.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 717, doi. 10.1142/S0219581X11009015

By:

PUKAZHSELVAN, D.;
SINHA, A. S. K.;
SRIVASTAVA, O. N.

Publication type:

Article

SYNTHESIS OF TiO2 NANORIBBONS AND ITS APPLICATION IN PHOTOELECTROCHEMICAL WATER SPLITTING FOR HYDROGEN PRODUCTION.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 723, doi. 10.1142/S0219581X11009106

By:

DUBEY, P. K.;
TIWARI, R. S.;
SRIVASTAVA, O. N.;
SINHA, A. S. K.

Publication type:

Article

PREPARATION OF CARBON-NITROGEN NANOTUBES (CNNTs)-POLY ETHYLENE OXIDE (PEO) COMPOSITES FILMS AND THEIR ELECTRICAL CONDUCTIVITY MEASUREMENT.

Published in:

International Journal of Nanoscience, 2011, v. 10, n. 4/5, p. 1091, doi. 10.1142/S0219581X11009477

By:

YADAV, RAM MANOHAR;
KUMAR, RAJESH;
AWASTHI, KALPANA;
SRIVASTAVA, O. N.

Publication type:

Article

BIOLOGICALLY PROGRAMMED SILICON NANOPARTICLES ASSEMBLY.

Published in:

International Journal of Nanoscience, 2005, v. 4, n. 5/6, p. 1039, doi. 10.1142/S0219581X05004042

By:

Singh, D. P.;
Srivastava, O. N.

Publication type:

Article

Hydrogen energy in Indian context and R&D efforts at Banaras Hindu University.

Published in:

International Journal of Environmental Studies, 2007, v. 64, n. 6, p. 761, doi. 10.1080/00207230701775581

By:

Mishra, P.R.;
Pukazhselvan, D.;
Sterlin Leo Hudson, M.;
Pandey, Sunil Kumar;
Srivastava, O. N.

Publication type:

Article

In Silico Analysis of New Potent Anti-hyperglycemic Molecule for Diabetes Type 2 Management.

Published in:

International Journal of Peptide Research & Therapeutics, 2020, v. 26, n. 2, p. 1031, doi. 10.1007/s10989-019-09905-4

By:

Singh, Kritika;
Tripathi, Praveen Kumar;
Singh, Vinay Kumar;
Patel, Ashok Kumar;
Srivastava, O. N.;
Singh, S. K.;
Kayastha, Arvind M.

Publication type:

Article

Formation of quasicrystalline phase in Al70-xGaxPd17Mn13 alloys.

Published in:

Philosophical Magazine, 2011, v. 91, n. 19-21, p. 2474, doi. 10.1080/14786435.2010.537285

By:

Yadav, T. P.;
Singh, Devinder;
Shahi, Rohit R.;
Shaz, M. A.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Effect of Ti addition on the quasicrystalline phase formation and indentation characteristics of Zr69.5Al7.5Cu12Ni11 alloy.

Published in:

Philosophical Magazine, 2011, v. 91, n. 19-21, p. 2837, doi. 10.1080/14786435.2010.508757

By:

Singh, Devinder;
Yadav, T. P.;
Mandal, R. K.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Formation and stability of icosahedral phase in Al65Ga5Pd17Mn13 alloy.

Published in:

Philosophical Magazine, 2008, v. 88, n. 13-15, p. 1995, doi. 10.1080/14786430802302034

By:

Yadav, T. P.;
Shaz, M. A.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Low-temperature synthesis of nanocrystalline spinel by mechanical milling and annealing of Al-Ni-Fe decagonal quasicrystals.

Published in:

Philosophical Magazine, 2008, v. 88, n. 13-15, p. 2227, doi. 10.1080/14786430802068536

By:

Yadav, T. P.;
Mukhopadhyay, N. K.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Studies on Al-Ni-Fe decagonal quasicrystalline alloy prepared by mechanical alloying.

Published in:

Philosophical Magazine, 2007, v. 87, n. 18-21, p. 3117, doi. 10.1080/14786430701355208

By:

Yadav, T. P.;
Mukhopadhyay, N. K.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Phase transformations in Al 70 Ni 24 Fe 6 decagonal system during high energy ball milling.

Published in:

Philosophical Magazine, 2006, v. 86, n. 3-5, p. 397, doi. 10.1080/14786430500253976

By:

Yadav, T. P.;
Mukhopadhyay, N. K.;
Shaz, M. A.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

On the synthesis, characterization and photocatalytic applications of nanostructured TiO2.

Published in:

Bulletin of Materials Science, 2008, v. 31, n. 3, p. 545, doi. 10.1007/s12034-008-0085-2

By:

Mishra, P. R.;
Srivastava, O. N.

Publication type:

Article

Synthesis, characterization and application of semiconducting oxide (Cu2O and ZnO) nanostructures.

Published in:

Bulletin of Materials Science, 2008, v. 31, n. 3, p. 319, doi. 10.1007/s12034-008-0051-z

By:

Singh, D. P.;
Singh, Jai;
Mishra, P. R.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Investigation on carbon nanomaterials: Coaxial CNT-cylinders and CNT-polymer composite.

Published in:

Bulletin of Materials Science, 2008, v. 31, n. 3, p. 313, doi. 10.1007/s12034-008-0050-0

By:

Awasthi, Kalpana;
Yadav, T. P.;
Mishra, P. R.;
Awasthi, S.;
Srivastava, O. N.

Publication type:

Article

Biosynthesis of gold and silver nanoparticles by natural precursor clove and their functionalization with amine group.

Published in:

Journal of Nanoparticle Research, 2010, v. 12, n. 5, p. 1667, doi. 10.1007/s11051-009-9835-3

By:

Singh, Ashwani Kumar;
Talat, Mahe;
Singh, D. P.;
Srivastava, O. N.

Publication type:

Article

Carbon nanotube filters.

Published in:

Nature Materials, 2004, v. 3, n. 9, p. 610, doi. 10.1038/nmat1192

By:

Srivastava, A.;
Srivastava, O. N.;
Talapatra, S.;
Vajtai, R.;
Ajayan, P. M.

Publication type:

Article

Synthesis, characterization and hydrogen sorption studies of mixed sodium-potassium alanate.

Published in:

Crystal Research & Technology, 2013, v. 48, n. 8, p. 520, doi. 10.1002/crat.201300119

By:

Bhatnagar, Ashish;
Pandey, Sunita K.;
Shahi, Rohit R.;
Hudson, M. Sterlin Leo;
Shaz, M. A.;
Srivastava, O. N.

Publication type:

Article

Influence of simultaneous doping of Tl and Bi on microstructure and critical current density of HgBa2Ca2Cu3O8+δ.

Published in:

Crystal Research & Technology, 2003, v. 38, n. 9, p. 760

By:

Rajiv Giri;
G. D. Verma;
R. S. Tiwari;
O. N. Srivastava

Publication type:

Article

Formation of a new F.C.C. τ2 phase in rapidly quenched Al55Cu35V10 alloy.

Published in:

Crystal Research & Technology, 2003, v. 38, n. 9, p. 755

By:

D. K. Misra;
R. S. Tiwari;
O. N. Srivastava

Publication type:

Article

On the curious structural phases in Al-deficient (Al.

Published in:

Crystal Research & Technology, 1997, v. 32, n. 4, p. 545, doi. 10.1002/crat.2170320408

By:

Khare, V.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

X-ray, electron microscopic studies, and electrical resistivity behaviour in rapidly solidified FeTi.

Published in:

Crystal Research & Technology, 1988, v. 23, n. 9, p. K139, doi. 10.1002/crat.2170230930

By:

Mandal, P.;
Singh, A. K.;
Srivastava, O. N.

Publication type:

Article

Investigation on synthesis, characterization, and electronic behaviour of zinc oxide thin films in relation to fabrication of oxygen gas sensor.

Published in:

Crystal Research & Technology, 1988, v. 23, n. 5, p. 669, doi. 10.1002/crat.2170230518

By:

Arya, S. P. S.;
Srivastava, O. N.

Publication type:

Article

Photoelectrochemical solar cells based on TiS.

Published in:

Crystal Research & Technology, 1988, v. 23, n. 4, p. 555, doi. 10.1002/crat.2170230419

By:

Chandra Babu, K. S.;
Srivastava, O. N.

Publication type:

Article

Leaching of Al-Based Polygrain Quasicrystalline and Related Crystalline Surfaces.

Published in:

Acta Physica Polonica: A, 2014, v. 126, n. 2, p. 629, doi. 10.12693/APhysPolA.126.629

By:

YADAV, T. P.;
MISHRA, S. S.;
PANDEY, S. K.;
SINGH, D.;
LOWE, M.;
TAMURA, R.;
MUKHOPADHYAY, N. K.;
SRIVASTAVA, O. N.;
MCGRATH, R.;
SHARMA, H. R.

Publication type:

Article

Synthesis of a single phase of high-entropy Laves intermetallics in the Ti-Zr-V-Cr-Ni equiatomic alloy.

Published in:

Philosophical Magazine Letters, 2017, v. 97, n. 12, p. 494, doi. 10.1080/09500839.2017.1418539

By:

Yadav, T. P.;
Mukhopadhyay, Semanti;
Mishra, S. S.;
Mukhopadhyay, N. K.;
Srivastava, O. N.

Publication type:

Article

Formation of Al3Ni2-type nanocrystalline τ3 phases in the Al-Cu-Ni system by mechanical alloying.

Published in:

Philosophical Magazine Letters, 2007, v. 87, n. 10, p. 781, doi. 10.1080/09500830701573350

By:

Yadav, T. P.;
Mukhopadhyay, N. K.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Effects of ball milling and annealing of an alloy in the Al-Fe-Cu system: implications for phase equilibria.

Published in:

Philosophical Magazine Letters, 2003, v. 83, n. 7, p. 423, doi. 10.1080/0950083031000117994

By:

Mukhopadhyay, N. K.;
Yadav, T. P.;
Srivastava, O. N.

Publication type:

Article

OPTICAL AND FIELD EMISSION PROPERTIES IN DIFFERENT NANOSTRUCTURES OF ZnO.

Published in:

Digest Journal of Nanomaterials & Biostructures (DJNB), 2012, v. 7, n. 2, p. 525

By:

Singh, Jai;
Kumar, P.;
Ramam, Kouduri;
Late, Dattatray J.;
More, M. A.;
Joag, D. S.;
Tiwari, R. S.;
Srivastava, O. N.

Publication type:

Article

Growth, Structural Characteristics and Photoelectrochemical Behaviour of Tungsten Diselenide (WSe.

Published in:

Crystal Research & Technology, 1986, v. 21, n. 10, p. 1303, doi. 10.1002/crat.2170211012

By:

Prasad, G.;
Rao, N. N.;
Srivastava, O. N.

Publication type:

Article

Metal-semiconductor transition in TiS.

Published in:

Crystal Research & Technology, 1985, v. 20, n. 9, p. K87, doi. 10.1002/crat.2170200928

By:

Bartwal, K. S.;
Das, B.;
Srivastava, O. N.

Publication type:

Article

Electron microscope studies of phase transformations in thin films of Tin Diselenide.

Published in:

Crystal Research & Technology, 1984, v. 19, n. 2, p. 227, doi. 10.1002/crat.2170190214

By:

Fernandez-Samuel, A. M.;
Saxena, U.;
Srivastava, O. N.

Publication type:

Article

Growth and structural characteristics of the chalcopyrite semiconductor CuInSe.

Published in:

Crystal Research & Technology, 1983, v. 18, n. 12, p. 1475, doi. 10.1002/crat.2170181204

By:

Janam, Ram;
Srivastava, O. N.

Publication type:

Article

On the structural transition of the Hg–Ba–Ca–Cu–O HTSC phase to long-period polytypic structures as a result of Tl, Pb Doping On Hg sites.

Published in:

Phase Transitions, 1998, v. 64, n. 3, p. 127, doi. 10.1080/01411599808220643

By:

Srivastava, A. K.;
Verma, G. D.;
Srivastava, O. N.

Publication type:

Article

Order—Disorder phase transformation in ZrS 2 single crystals.

Published in:

Phase Transitions, 1993, v. 42, n. 3/4, p. 149, doi. 10.1080/01411599308203507

By:

Bartwal, K. S.;
Srivastava, O. N.;
Lal, K.

Publication type:

Article

Studies of metal-insulator transition in TiS x Se 2-x single crystals.

Published in:

Phase Transitions, 1990, v. 20, n. 1/2, p. 73, doi. 10.1080/01411599008206868

By:

Bartwal, K. S.;
Srivastava, O. N.

Publication type:

Article

IMPACT OF Zn SUBSTITUTION ON PHASE FORMATION AND SUPERCONDUCTIVITY OF Bi1.6Pb0.4Sr2Ca2Cu3-xZnxO10-δ WITH x = 0.0, 0.015, 0.03, 0.06, 0.09 AND 0.12.

Published in:

Modern Physics Letters B, 2005, v. 19, n. 16, p. 771, doi. 10.1142/S0217984905008785

By:

SAXENA, R. B.;
GIRI, RAJIV;
AWANA, V. P. S.;
SINGH, H. K.;
ANSARI, M. A.;
KUMARASWAMY, B. V.;
GUPTA, ANURAG;
NIGAM, RASHMI;
SINGH, K. P.;
KISHAN, H.;
SRIVASTAVA, O. N.

Publication type:

Article

Effect of Growth Temperature on Bamboo-shaped Carbon–Nitrogen (C–N) Nanotubes Synthesized Using Ferrocene Acetonitrile Precursor.

Published in:

Nanoscale Research Letters, 2009, v. 4, n. 3, p. 197, doi. 10.1007/s11671-008-9225-2

By:

Yadav, Ram Manohar;
Dobal, Pramod Singh;
Shripathi, T.;
Katiyar, R. S.;
Srivastava, O. N.

Publication type:

Article

Metal-Insulator Transition in Titanium Disulphide Crystals.

Published in:

Physica Status Solidi (B), 1986, v. 136, n. 1, p. 365, doi. 10.1002/pssb.2221360140

By:

Das, B.;
Bartwal, K. S.;
Srivastava, O. N.

Publication type:

Article

The Electron Microscopic Observation of Mechanical Twins in Gadolinium.

Published in:

Physica Status Solidi (B), 1969, v. 32, n. 1, p. 391, doi. 10.1002/pssb.19690320140

By:

Kumar, J.;
Srivastava, O. N.

Publication type:

Article

High Per formance and Flexible Supercapacitors based on Carbonized Bamboo Fibers for Wide Temperature Applications.

Published in:

Scientific Reports, 2016, p. 31704, doi. 10.1038/srep31704

By:

Zequine, Camila;
Ranaweera, C. K.;
Wang, Z.;
Singh, Sweta;
Tripathi, Prashant;
Srivastava, O. N.;
Gupta, Bipin Kumar;
Ramasamy, K.;
Kahol, P. K.;
Dvornic, P. R.;
Gupta, Ram K.

Publication type:

Article

Hydrostatic pressure: A very effective approach to significantly enhance critical current density in granular iron pnictide superconductors.

Published in:

Scientific Reports, 2015, p. 8213, doi. 10.1038/srep08213

By:

Shabbir, Babar;
Wang, Xiaolin;
Ghorbani, S. R.;
Shekhar, Chandra;
Dou, Shixue;
Srivastava, O. N.

Publication type:

Article

SYNTHESIS OF CATALYST-FREE AND TEMPERATURE CONTROLLED MORPHOLOGIES OF CARBON NANOSTRUCTURES USING BOTANICAL HYDROCARBON:: CASTOR OIL.

Published in:

NANO (1793-2920), 2011, v. 6, n. 3, p. 215, doi. 10.1142/S1793292011002615

By:

KUMAR, RAJESH;
TIWARI, R. S.;
SRIVASTAVA, O. N.

Publication type:

Article