V. R.  Choudhary, Mondal, K. C., Mamman, A. Singh, and Joshi, U. A., ?Carbon-free dry reforming of methane to syngas over NdCoO3 perovskite-type mixed metal oxide catalyst?, Catalysis Letters, vol. 100, no. 3-4, pp. 271-276, 2005.

V. R.  Choudhary, Patil, N. S., Chaudhari, N. K., and Bhargava, S. Kumar, ?Epoxidation of styrene by anhydrous hydrogen peroxide over boehmite and alumina catalysts with continuous removal of the reaction water?, Journal of Molecular Catalysis A-Chemical, vol. 227, no. 1-2, pp. 217-222, 2005.

V. R.  Choudhary, Dhar, A., Jana, P., Jha, R., and Uphade, B. S., ?Green process for chlorine-free benzaldehyde from the solvent-free oxidation of benzyl alcohol with molecular oxygen over a supported nano-size gold catalyst?, Green Chemistry, vol. 7, no. 11, pp. 768-770, 2005.

V. R.  Choudhary, Jha, R., and Choudhari, P. A., ?Highly active and reusable catalyst from Fe-Mg-hydrotalcite anionic clay for friedel-crafts type benzylation reactions?, Journal of Chemical Sciences, vol. 117, no. 6, pp. 635-639, 2005.

V. R.  Choudhary, Mondal, K. C., and Mamman, A. Singh, ?High-temperature stable and highly active/selective supported NiCoMgCeOx catalyst suitable for autothermal reforming of methane to syngas?, Journal of Catalysis, vol. 233, no. 1, pp. 36-40, 2005.

V. R.  Choudhary and Samanta, C., ?Hydrogen peroxide formation in the interaction of oxygen with boron-containing Pd catalysts prereduced by hydrazine in aqueous acidic medium containing bromide anions?, Catalysis Letters, vol. 99, no. 1-2, pp. 79-81, 2005.

T. V.  Choudhary, Kinage, A., Banerjee, S., and Choudhary, V. R., ?Influence of hydrothermal pretreatment on acidity and activity of H-GaAlMFI zeolite for the propane aromatization reaction?, Microporous and Mesoporous Materials, vol. 87, no. 1, pp. 23-32, 2005.

T. V.  Choudhary, Banerjee, S., and Choudhary, V. R., ?Influence of PdO content and pathway of its formation on methane combustion activity?, Catalysis Communications, vol. 6, no. 2, pp. 97-100, 2005.

V. R.  Choudhary, Jha, R., and Narkhede, V. S., ?In-Mg-hydrotalcite anionic clay as catalyst or catalyst precursor for friedel-crafts type benzylation reactions?, Journal of Molecular Catalysis A-Chemical, vol. 239, no. 1-2, pp. 76-81, 2005.

V. R.  Choudhary and Deshmukh, G. M., ?Kinetics of the complete combustion of dilute propane and methyl ethyl ketone over Cr-doped ZrO2 catalyst?, Chemical Engineering Science, vol. 60, no. 6, pp. 1575-1581, 2005.

V. R.  Choudhary, Deshmukh, G. M., and Mishra, D. P., ?Kinetics of the complete combustion of dilute propane and toluene over iron-doped ZrO2 catalyst?, Energy & Fuels, vol. 19, no. 1, pp. 54-63, 2005.

V. R.  Choudhary, Deshmukh, G. M., and Pataskar, S. G., ?Low temperature complete combustion of dilute toluene and methyl ethyl ketone over Mn-doped ZrO2 (cubic) catalysts?, Journal of Chemical Technology and Biotechnology, vol. 80, no. 8, pp. 934-938, 2005.

V. R.  Choudhary, Deshmukh, G. M., and Pataskar, S. G., ?Low-temperature complete combustion of a dilute mixture of methane and propane over transition-metal-doped ZrO2 catalysts: effect of the presence of propane on methane combustion?, Environmental Science and Technology, vol. 39, no. 7, pp. 2364-2368, 2005.

V. R.  Choudhary, Samanta, C., and Jana, P., ?Novel route for in-situ H2O2 generation from selective reduction of O-2 by hydrazine using heterogeneous Pd catalyst in an aqueous medium?, Chemical Communications, no. 43, pp. 5399-5401, 2005.

V. R.  Choudhary, Mondal, K. C., and Mulla, S. Abdul Rash, ?Simultaneous conversion of methane and methanol into gasoline over bifunctional Ga-, Zn-, In-, and/or Mo-modified ZSM-5 zeolites?, Angewandte Chemie-International Edition, vol. 44, no. 28, pp. 4381-4385, 2005.

V. R.  Choudhary and Mondal, K. C., ?CO2 reforming of methane combined with steam reforming or partial oxidation of methane to syngas over NdCoO3 perovskite-type mixed metal-oxide catalyst?, Applied Energy, vol. 83, no. 9, pp. 1024-1032, 2006.

V. R.  Choudhary, Mondal, K. C., and Choudhary, T. V., ?CO2 reforming of methane to syngas over CoOx/MgO supported on low surface area macroporous catalyst carrier: Influence of Co loading and process conditions?, Industrial & Engineering Chemistry Research, vol. 45, no. 13, pp. 4597-4602, 2006.

V. R.  Choudhary, Samanta, C., and Choudhary, T. V., ?Direct oxidation of H-2 to H2O2 over Pd-based catalysts: influence of oxidation state, support and metal additives?, Applied Catalysis A-General, vol. 308, pp. 128-133, 2006.

V. R.  Choudhary, Samanta, C., and Choudhary, T. V., ?Factors influencing decomposition of H2O2 over supported Pd catalyst in aqueous medium?, Journal of Molecular Catalysis A-Chemical, vol. 260, no. 1-2, pp. 115-120, 2006.

V. R.  Choudhary, Mondal, K. C., and Choudhary, T. V., ?Methane reforming over a high temperature stable-NiCoMgOx supported on zirconia-hafnia catalyst?, Chemical Engineering Journal, vol. 121, no. 2-3, pp. 73-77, 2006.

V. R.  Choudhary, Mondal, K. C., and Mulla, S. Abdul Rash, ?Non-catalytic pyrolysis of ethane to ethylene in the presence of CO2 with or without limited O-2?, Journal of Chemical Science, vol. 118, no. 3, pp. 261-267, 2006.

V. R.  Choudhary, Mondal, K. C., and Choudhary, T. V., ?Oxy-CO2 reforming of methane to syngas over CoOx/CeO2/SA-5205 catalyst?, Energy & Fuel, vol. 20, no. 5, pp. 1753-1756, 2006.

V. R.  Choudhary, Mondal, K. C., and Choudhary, T. V., ?Oxy-CO2 reforming of methane to syngas over CoOx/MgO/SA-5205 catalyst?, Fuel, vol. 85, no. 17-18, pp. 2484-2488, 2006.

V. R.  Choudhary, Mondal, K. C., and Choudhary, T. V., ?Partial oxidation of methane to syngas with or without simultaneous steam or CO2 reforming over a high-temperature stable-NiCoMgCeOx supported on zirconia-hafnia catalyst?, Applied Catalysis A-General, vol. 306, pp. 45-50, 2006.

T. V.  Choudhary, Kinage, A., Banerjee, S., and Choudhary, V. R., ?Propane conversion to aromatics on highly active H-GaAlMFI: effect of thermal pretreatment?, Energy & Fuel, vol. 20, no. 3, pp. 919-922, 2006.

K. C.  Mondal, Choudhary, V. R., and Joshi, U. A., ?CO2 reforming of methane to syngas over highly active and stable supported CoOx (accompanied with MgO, ZrO2 or CeO2) catalysts?, Applied Catalysis A-General, vol. 316, no. 1, pp. 47-52, 2007.

V. R.  Choudhary, Samanta, C., and Jana, P., ?Decomposition and/or hydrogenation of hydrogen peroxide over Pd/Al2O3 catalyst in aqueous medium: factors affecting the rate of H2O2 destruction in presence of hydrogen?, Applied Catalysis A-General, vol. 332, no. 1, pp. 70-78, 2007.

C.  Samanta and Choudhary, V. R., ?Direct formation of H2O2 from H-2 and O-2 and decomposition/hydrogenation of H2O2 in aqueous acidic reaction medium over halide-containing Pd/SiO2 catalytic system?, Catalysis Communications, vol. 8, no. 12, pp. 2222-2228, 2007.

V. R.  Choudhary and Jana, P., ?Direct oxidation of H-2 to H2O2 over Br and F-promoted Pd/Al2O3 in aqueous acidic medium: influence of the concentration of Br and F and the method of incorporation of the two halogens in the catalyst on their beneficial synergetic effect on the net H2O2?, Applied Catalysis A-General, vol. 329, pp. 79-85, 2007.

V. R.  Choudhary, Ingole, Y. V., Samanta, C., and Jana, P., ?Direct oxidation of hydrogen to hydrogen peroxide over Pd (or PdO)/Al2O3 in aqueous reaction medium: influence of different acids and halide anions in reaction medium on formation and destruction of H2O2?, Industrial & Engineering Chemistry Research, vol. 46, no. 25, pp. 8566-8573, 2007.

C.  Samanta and Choudhary, V. R., ?Direct synthesis of H2O2 from H-2 and O-2 over Pd/H-beta catalyst in an aqueous acidic medium: influence of halide ions present in the catalyst or reaction medium on H2O2 formation?, Catalysis Communications, vol. 8, no. 1, pp. 73-79, 2007.

C.  Samanta and Choudhary, V. R., ?Direct synthesis of H2O2 from H-2 andO(2) and decomposition/hydrogenation of H2O2 in an aqueous acidic medium over halide-modified Pd/Al(2)O3 catalysts?, Applied Catalysis A-General, vol. 330, pp. 23-32, 2007.

V. R.  Choudhary, Samanta, C., and Jana, P., ?Formation from direct oxidation of H-2 and destruction by decomposition/hydrogenation of H2O2 over Pd/C catalyst in aqueous medium containing different acids and halide anions?, Applied Catalysis A-General, vol. 317, no. 2, pp. 234-243, 2007.

V. R.  Choudhary and Jha, R., ?GaClx- or GaAlClx-grafted Si-MCM-41: highly active and moisture insensitive/stable catalyst for the acylation and benzylation of benzene, naphthalene and substituted benzenes?, Applied Catalysis A-General, vol. 333, no. 1, pp. 42-48, 2007.

V. R.  Choudhary, Jana, P., and Samanta, C., ?Generation of hydrogen peroxide via the selective reduction of oxygen by hydrazine sulfate over Br-promoted Pd/Al2O3 catalyst in an aqueous medium at ambient conditions?, Applied Catalysis A-General, vol. 323, pp. 202-209, 2007.

V. R.  Choudhary, Samanta, C., and Jana, P., ?Hydrogenation of hydrogen peroxide over palladium/carbon in aqueous acidic medium containing different halide anions under static/flowing hydrogen?, Industrial & Engineering Chemistry Research, vol. 46, no. 10, pp. 3237-3242, 2007.

V. R.  Choudhary and Jana, P., ?In situ generation of hydrogen peroxide from reaction of O-2 with hydroxylamine from hydroxylammonium salt in neutral aqueous or non-aqueous medium using reusable Pd/Al2O3 catalyst?, Catalysis Communications, vol. 8, no. 11, pp. 1578-1582, 2007.

V. R.  Choudhary, Mondal, K. C., and Choudhary, T. V., ?Oxy-methane reforming over high temperature stable NiCoMgCeOx and NiCoMgOx supported on zirconia-haffnia catalysts: accelerated sulfur deactivation and regeneration?, Catalysis Communications, vol. 8, no. 3, pp. 561-564, 2007.

V. R.  Choudhary, Jana, P., and Bhargava, S. Kumar, ?Reduction of oxygen by hydroxylammonium salt or hydroxylamine over supported Au nanoparticles for in situ generation of hydrogen peroxide in aqueous or non-aqueous medium?, Catalysis Communications, vol. 8, no. 5, pp. 811-816, 2007.

V. R.  Choudhary, Jha, R., and Jana, P., ?Solvent-free selective oxidation of benzyl alcohol by molecular oxygen over uranium oxide supported nano-gold catalyst for the production of chlorine-free benzaldehyde?, Green Chemistry, vol. 9, no. 3, pp. 267-272, 2007.

V. R.  Choudhary, Jha, R., Chaudhari, N. K., and Jana, P., ?Supported copper oxide as a highly active/selective catalyst for the epoxidation of styrene by TBHP to styrene oxide?, Catalysis Communications, vol. 8, no. 10, pp. 1556-1560, 2007.

V. R.  Choudhary and Jana, P., ?Synergetic effect of two halogen promoters present in acidic reaction medium or catalyst on the H2O2 formation (in H-2-to-H2O2 oxidation) and destruction over Pd/C (or Al2O3) catalyst?, Journal of Catalysis, vol. 246, no. 2, pp. 434-439, 2007.

V. R.  Choudhary, Jana, P., and Bhargava, S. Kumar, ?Direct H(2)-to-H(2)O(2) oxidation in aqueous acidic medium containing Br promoter over Pd/Al(2)O(3) and Pd/C catalysts thermally pretreated under different conditions?, Catalysis Letters, vol. 125, no. 3-4, pp. 296-301, 2008.

V. R.  Choudhary and Jana, P., ?Direct oxidation of H-2 to H2O2 over different supported PdO catalysts in aqueous acidic medium: Influence of the reduction, calcination temperature and support of the catalyst on its net H2O2 formation activity?, Catalysis Communications, vol. 9, no. 7, pp. 1624-1629, 2008.

C.  Samanta and Choudhary, V. R., ?Direct oxidation of H-2 to H2O2 over Pd/CeO2 catalyst under ambient conditions: influence of halide ions?, Chemical Engineering Journal, vol. 136, no. 2-3, pp. 126-132, 2008.

V. R.  Choudhary and Jana, P., ?Direct oxidation of H-2 to H2O2 over PdO/Al2O3 catalysts in aqueous acidic medium: influence on H2O2 formation of Pd loading, calcination temperature and reduction of catalyst and presence of halide anions?, Catalysis Communications, vol. 9, no. 14, pp. 2371-2375, 2008.

T. V.  Choudhary and Choudhary, V. R., ?Energy-efficient syngas production through, catalytic oxy-methane reforming reactions?, Angewandte Chemie-International Edition, vol. 47, no. 10, pp. 1828-1847, 2008.

V. R.  Choudhary and Jana, P., ?Factors influencing the in situ generation of hydrogen peroxide from the reduction of oxygen by hydroxylamine from hydroxylammonium sulfate over Pd/alumina?, Applied Catalysis A-General, vol. 335, no. 1, pp. 95-102, 2008.

V. R.  Choudhary and Jha, R., ?GaAlCl(x)-grafted Mont.K-10 clay: highly active and stable solid catalyst for the friedel-crafts type benzylation and acylation reactions?, Catalysis Communications, vol. 9, no. 6, pp. 1101-1105, 2008.

V. H.  Rane, Chaudhari, S. T., and Choudhary, V. R., ?Influence of alkali metal doping on surface properties and catalytic activity/selectivity of CaO catalysts in oxidative coupling of methane?, Journal of Natural Gas Chemistry, vol. 17, no. 4, pp. 313-320, 2008.

V. R.  Choudhary, Patil, V. P., Jana, P., and Uphade, B. S., ?Nano-gold supported on Fe2O3: a highly active catalyst for low temperature oxidative destruction of methane green house gas from exhaust/waste gases?, Applied Catalysis A-General, vol. 350, no. 2, pp. 186-190, 2008.

V. R.  Choudhary, Jha, R., and Jana, P., ?Selective epoxidation of styrene to styrene oxide by TBHP using simple transition metal oxides (NiO, CoO or MoO3) as highly active environmentally-friendly catalyst?, Catalysis Communications, vol. 10, no. 2, pp. 205-207, 2008.

H. B.  Borate, Dumbre, D. K., Wakharkar, R. D., and Choudhary, V. R., ?Synthesis of substituted styrenes and stilbenes mediated by palladium on zirconia?, Journal of Chemical Research-S, no. 9, pp. 495-499, 2008.

V. R.  Choudhary and Jha, R., ?Acylation of nitrobenzene and substituted nitrobenzenes by benzoyl chloride using GaClx- and GaAlClx-grafted meporous Si-MCM-41 catalysts?, Microporous and Mesoporous Materials, vol. 119, no. 1-3, pp. 360-362, 2009.

V. R.  Choudhary and Jana, P., ?Direct H-2-to-H2O2 oxidation over highly active/selective Br-F-Pd/Al2O3 catalyst in aqueous acidic medium: Influence of process conditions on the H2O2 formation?, Applied Catalysis A-General, vol. 352, no. 1-2, pp. 35-42, 2009.

V. R.  Choudhary and Dumbre, D. K., ?Magnesium oxide supported nano-gold: a highly active catalyst for solvent-free oxidation of benzyl alcohol to benzaldehyde by TBHP?, Catalysis Communications, vol. 10, no. 13, pp. 1738-1742, 2009.

V. R.  Choudhary, Dumbre, D. K., and Bhargava, S. Kumar, ?Oxidation of benzyl alcohol to benzaldehyde by tert-butyl hydroperoxide over nanogold supported on TiO2 and other transition and rare-earth metal oxides?, Industrial & Engineering Chemistry Research, vol. 48, no. 21, pp. 9471-9478, 2009.

V. R.  Choudhary and Dumbre, D. K., ?Supported nano-gold catalysts for epoxidation of styrene and oxidation of benzyl alcohol to benzaldehyde?, Topics in Catalysis, vol. 52, no. 12, pp. 1677-1687, 2009.

V. H.  Rane, Chaudhari, S. T., and Choudhary, V. R., ?Oxidative coupling of methane over La-promoted CaO catalysts: influence of precursors and catalyst preparation method?, Journal of Natural Gas Chemistry, vol. 19, no. 1, pp. 25-30, 2010.

V. R.  Choudhary and Dumbre, D. K., ?Solvent-free selective oxidation of benzyl alcohol to benzaldehyde by tert-butyl hydroperoxide over U3O8-supported nano-gold catalysts?, Applied Catalysis A-General, vol. 375, no. 2, pp. 252-257, 2010.

D. K.  Dumbre, Wakharkar, R. D., and Choudhary, V. R., ?Greener ullmann-type coupling of aryl halides for preparing biaryls using reusable Pd/ZrO2 catalyst?, Synthetic Communications, vol. 41, no. 2, p. PII 931249796, 2011.

V. H.  Tillu, Dumbre, D. K., Wakharkar, R. D., and Choudhary, V. R., ?One-pot three-component kabachnik-fields synthesis of alpha-aminophosphonates using H-beta zeolite catalyst?, Tetrahedron Letters, vol. 52, no. 8, pp. 863-866, 2011.

V. R.  Choudhary and Dumbre, D. K., ?Solvent-free selective oxidation of primary alcohols-to-aldehydes and aldehydes-to-carboxylic acids by molecular oxygen over MgO-supported nano-gold catalyst?, Catalysis Communications, vol. 13, no. 1, pp. 82-86, 2011.

V. R.  Choudhary and Dumbre, D. K., ?Thermally decomposed Ni-Fe-hydrotalcite: a highly active catalyst for the solvent-free N-acylation of different amines by acid chlorides?, Catalysis Communications, vol. 12, no. 14, pp. 1351-1356, 2011.

V. R.  Choudhary, Dumbre, D. K., and Patil, S. K., ?FeCl3/Montmorillonite K10 as an efficient catalyst for solvent-free aza-Michael reaction between amine and alpha,beta-unsaturated compounds?, RSC Advances, vol. 2, no. 18, pp. 7061-7065, 2012.

V. H.  Tillu, Dumbre, D. K., Borate, H. B., Wakharkar, R. D., and Choudhary, V. R., ?Solvent-free one-pot synthesis of sulfonephthaleins from saccharin and phenols?, Synthetic Communications, vol. 42, no. 8, pp. 1101-1107, 2012.

V. R.  Choudhary, Dumbre, D. K., and Narkhede, V. S., ?Solvent-free oxidation of aldehydes to acids by TBHP using environmental-friendly -exchanged Mg-Al hydrotalcite catalyst?, Journal of Chemical Sciences, vol. 124, no. 4, pp. 835-839, 2012.

V. R.  Choudhary, Dumbre, D. K., Yadav, P. N., and Bhargava, S. Kumar, ?Thermally decomposed Cu-Fe-hydrotalcite. a novel highly active catalyst for o-arylation of naphthol and phenols by aryl halides?, Catalysis Communications, vol. 29, pp. 132-136, 2012.

V. R.  Choudhary, Dumbre, D. K., Patil, N. S., Uphade, B. S., and Bhargava, S. Kumar, ?Epoxidation of styrene by t-butyl hydroperoxide over gold nanoparticles supported on Yb2O3: effect of gold deposition method, gold loading, and calcination temperature of the catalyst on its surface properties and catalytic performance?, Journal of Catalysis, vol. 300, pp. 217-224, 2013.

V. R.  Choudhary, ?Highly efficient catalyst derived from Ni-Fe-hydrotalcite for solvent-free O- or S-acetylation of alcohols, phenols and thiols at room temperature?, Proceedings of the National Academy of Sciences India Section A-Physical Sciences, vol. 83, no. 1, pp. 15-19, 2013.

D. K.  Dumbre, Yadav, P. N., Bhargava, S. Kumar, and Choudhary, V. R., ?Suzuki-Miyaura cross-coupling reaction between aryl halides and phenylboronic acids over gold nano-particles supported on MgO (or CaO) and other metal oxides?, Journal of Catalysis, vol. 301, pp. 134-140, 2013.

D. K.  Dumbre, Choudhary, V. R., Patil, N. S., Uphade, B. S., and Bhargava, S. Kumar, ?Calcium oxide supported gold nanoparticles as catalysts for the selective epoxidation of styrene by t-butyl hydroperoxide?, Journal of Colloid and Interface Science, vol. 415, pp. 111-116, 2014.

D. K.  Dumbre, Selvakannan, P. R., Patil, S. K., Choudhary, V. R., and Bhargava, S. Kumar, ?Mesoporous, ligand free Cu-Fe solid catalyst mediated CS cross coupling of thiols with aryl halides?, Applied Catalysis A-General, vol. 476, pp. 54-60, 2014.