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Browsing Institute Publications by Author "Mallick, S."

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A facile method for synthesis of amine-functionalized mesoporous zirconia and its catalytic evaluation in Knoevenagel condensation

Parida, K.M.; Mallick, S.; Sahoo, P.C.; Rana, S.K. (Applied Catalysis A-General, 381(1-2), 2010: 226-232)

Amine-functionalized mesoporous zirconia was prepared by a co-condensation method using silane (aminopropyltrimethoxysilane, APTES) and zirconium butoxide. The materials were characterized by Xray diffraction, BET surface ...
A facile method for synthesis of Keggin-type cesium salt of iron substituted lacunary phosphotungstate supported on MCM-41 and study of its extraordinary catalytic activity

Rana, S.; Mallick, S.; Mohapatra, L.; Varadwaj, G.B.B.; Parida, K.M. (Catalysis Today, 198(1), 2012: 52-58)

A novel catalyst, Keggin-type Cs salt of Fe substituted mono lacunary phosphotungstate supported MCM-41 was synthesized from H3PW12O40, FeCl2 and Cs2CO3 and characterized by different techniques like X-ray diffraction, ...
A facile method for the synthesis of copper modified amine-functionalized mesoporous zirconia and its catalytic evaluation in C-S coupling reaction

Mallick, S.; Rana, S.; Parida, K. (Dalton Transactions, 40(36), 2011: 9169-9175)

A new copper modified amine functionalized zirconia has been synthesized by a co-condensation method using zirconium butoxide and aminopropyltriethoxy-silane (APTES) in the presence of a cationic surfactant CTAB followed ...
Acylation of anisole over 12-heteropolyacid of tungsten and molybdenum promoted zirconia

Parida, K.M.; Mallick, S.; Pradhan, G.C. (Journal Of Molecular Catalysis A-Chemical, 297(2), 2009: 93-100)

The liquid-phase acylation of anisole using acetic anhydride was performed over 12 heteropoly acid of tungsten and molybdenum (PWM) modified zirconia (ZPWM). Catalysts with different PWM loadings (3-20 wt.%) were prepared ...
Adsorption of hexavalent chromium on manganese nodule leached residue obtained from NH3-SO2 leaching

Mallick, S.; Dash, S.S.; Parida, K.M. (Journal Of Colloid And Interface Science, 297(2), 2006: 419-425)

Adsorption of hexavalent chromium onto manganese nodule leached residues Was investigating as a possible alternative to the conventional methods of its removal from aqueous synthetic solutions. Adsorption behavior was ...
Cesium salts of heteropoly acid immobilized mesoporous silica: An efficient catalyst for acylation of anisole

Parida, K.M.; Rana, S.; Mallick, S.; Rath, D. (Journal Of Colloid And Interface Science, 350(1), 2010: 132-139)

A series of Cs salt of phosphotungstic acid (Cs-PTA) supported on MCM-41 (Cs-PTA/MCM-41) was synthesized by a wet impregnation method and thoroughly characterized by using various analytical techniques, viz. X-ray diffraction, ...
Characterisation of nickel hydroxide precipitated from solutions containing Ni2+ complexing agents

Subbaiah, T.; Mohapatra, R.; Mallick, S.; Misra, K.G.; Singh, P.; Das, R.P. (Hydrometallurgy, 68(1-3), 2003: 151-157)

Nickel hydroxide prepared by a complexation-precipitation route yields a very fine particle material. The physicochemical properties and electrochemical charge-discharge capacities are compared with electrochemically ...
Characterization of novel Cs and K substituted phosphotungstic acid modified MCM-41 catalyst and its catalytic activity towards acetylation of aromatic alcohols

Rana, S.; Mallick, S.; Rath, D.; Parida, K.M. (Journal Of Chemical Sciences, 124(5), 2012: 1117-1125)

The MCM-41 supported Cs2.5H0.5PW12O40 and K2.5H0.5PW12O40 salts were synthesized by incipient wetness impregnation method. The solids were characterized by N-2 adsorption-desorption isotherms, FT-IR, XRD, and temperature ...
Developing multiple natural dyes from flower parts of Gulmohur

Purohit, A.; Mallick, S.; Nayak, A.; Das, N.B.; Nanda, B.; Sahoo, S. (Current Science, 92(12), 2007: 1681-1682)
Facile Method for Synthesis of Polyamine-Functionalized Mesoporous Zirconia and Its Catalytic Evaluation toward Henry Reaction

Rana, S.; Mallick, S.; Parida, K.M. (Industrial & Engineering Chemistry Research, 50(4), 2011: 2055-2064)

Different amine-functionalized mesoporous zirconia were prepared by a co-condensation method using silane [aminopropyltrimethoxysilane (APTES), N-(2 amino ethyl)-3-amino propyl trimethoxy silane (AAPTMS), and 3-[2-(2-amino ...
Facile Method for the Synthesis of Phosphomolybdic Acid Supported on Zirconia-Ceria Mixed Oxide and Its Catalytic Evaluation in the Solvent-Free Oxidation of Benzyl Alcohol

Mallick, S.; Rana, S.; Parida, K. (Industrial & Engineering Chemistry Research, 51(23), 2012: 7859-7866)

A series of phosphomolybdic acid (5-20 wt % PMA) promoted zirconia-ceria (ZrO2-CeO2) mixed oxides were synthesized by an impregnation method and characterized by XRD, nitrogen adsorption/desorption, UV-vis DR spectroscopy, ...
Hydroxylation of phenol over molybdovanadophosphoric acid modified zirconia

Parida, K.M.; Mallick, S. (Journal Of Molecular Catalysis A-Chemical, 279(1), 2008: 104-111)

Molybdovanadophosphoric acid (MVPA) supported zirconia was synthesized by an incipient wetness impregnation method taking zirconium hydroxide and MVPA as the precursors. The neat and supported catalysts were calcined at ...
Liquid Phase Hydrodechlorination of Chlorobenzene over Bimetallic Supported Zirconia Catalyst

Mallick, S.; Rana, S.; Parida, K. (Industrial & Engineering Chemistry Research, 50(22), 2011: 12439-12448)

Mesoporous zirconia was prepared by the surfactant-assisted route, using cetyltrimethylammonium bromide as cationic surfactant. The synthesized zirconia was employed as support for copper and nickel bimetallic-catalysts ...
Phosphotungstic acid promoted zirconia-alumina mixed oxides: A stable and reusable catalysts for epoxidation of trans-stilbene

Parida, K.M.; Mallick, S. (Catalysis Communications, 11(1), 2009: 51-57)

Zirconia-alumina mixed oxide supported phosphotungstic acid catalysts were synthesized and characterized by various techniques. The surface-and bulk properties of the catalysts were examined by Xray diffraction, BET surface ...
Role of Fe3+ doping vis-`a-vis secondary phases on the electrical transport of LiTi2(PO4)3 solid electrolyte

Sradhasagar, S.; Mallick, S.; Rath, A.; Pati, S.; Roy, A. (Materials Today Communications, 35, 2023: 105621)

Fast ion conducting solid-electrolytes, with diverse technological applications, have been studied critically in recent years. Among various prototype structures, NASICON structured materials are known for their compar-atively ...
Selective oxidation of benzaldehyde by molecular oxygen over molybdovanadophosphoric acid supported MCM-41

Rana, S.; Mallick, S.; Parida, K.M. (Journal Of Porous Materials, 19(4), 2012: 397-404)

A series of molybdovanadophosphoric acid (MVPA) supported on mesoporous silica was synthesized by an incipient wetness impregnation method. The catalysts were characterized by nitrogen adsorption-desorption, X-ray powder ...
Silicotungstic acid supported zirconia: An effective catalyst for esterification reaction

Parida, K.M.; Mallick, S. (Journal Of Molecular Catalysis A-Chemical, 275(1-2), 2007: 77-83)

A series of solid acid catalysts were synthesized by incipient wetness impregnation method by varying the wt% of silicotungstic acid on hydrous zirconia (ZSTA). The prepared catalysts were characterized by PXRD, FTIR, ...
Studies on heteropoly acid supported zirconia II. Liquid phase bromination of phenol and various organic substrates

Mallick, S.; Parida, K.M. (Catalysis Communications, 8(6), 2007: 889-893)

Heteropoly acid promoted zirconia sample were prepared by an incipient wetness impregnation method using different types of heteropoly acid. The liquid phase bromination of phenol was carried out using heteropoly acid ...
Studies on manganese nodule leached residues - 2. Adsorption of aqueous phosphate on manganese nodule leached residues

Parida, K.M.; Mallick, S.; Dash, S.S. (Journal Of Colloid And Interface Science, 290(1), 2005: 22-27)

Adsorption of phosphate onto manganese nodule leached residues was investigated as a possible alternative to conventional methods of phosphate removal from industrial effluents. Adsorption behaviors were studied as a ...
Studies on manganese-nodule leached residues - 1. Physicochemical characterization and its adsorption behavior toward Ni2+ in aqueous system

Parida, K.M.; Mallick, S.; Mohapatra, B.K.; Misra, V.N. (Journal Of Colloid And Interface Science, 277(1), 2004: 48-54)

Physicochemical characterization of manganese-nodule leached residues was carried out by chemical analyses, XRD, TG-DTA, surface area measurement, and FTIR techniques. The material is very fine-grained (<75 pm), is ...

Browsing Institute Publications by Author "Mallick, S."

Browsing Institute Publications by Author "Mallick, S."

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