Search Results - "Vargeese, Anuj A."

Experimental and computational investigation on the decomposition kinetics and uni-molecular degradation of (Z)-N,2,2,2-tetranitroacetimidic acid by Parimi, Ashutosh, Vargeese, Anuj A.

“…•Tetranitroacetimidic Acid (TNAA) is a recently developed green energetic oxidizer.•average experimental activation energy for TNAA degradation is 131 kJ mol−1…”
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Isoconversional kinetic analysis of decomposition of nitropyrazoles by Ravi, P., Vargeese, Anuj A., Tewari, Surya P.

“…► Azoles undergo peculiar decomposition mechanism. ► Pyrazole and C-nitropyrazoles decomposed by multi step kinetics. ► N-nitropyrazole decomposed by single or…”
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A kinetic investigation on the mechanism and activity of copper oxide nanorods on the thermal decomposition of propellants by Vargeese, Anuj A.

“…The application of transition metal oxides as catalyst for many industrial processes is long known and many of them are often employed as thermal…”
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Synergistically catalysed pyrolysis of hydroxyl terminated polybutadiene binder in composite propellants and burn rate enhancement by free-standing CuO nanoparticles by Chatragadda, Kranthi, Vargeese, Anuj A

“…Free-standing nanoparticles are a ubiquitous requirement for high-efficiency catalytic applications. Here, we report the catalytic pyrolysis of hydroxyl…”
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Dendritic Polynitrato Energetic Motifs: Development and Exploration of Physicochemical Behavior through Theoretical and Experimental Approach by Gaur, Pankaj, Dev, Sagarika, Kumar, Sunil, Kumar, Mahesh, Vargeese, Anuj A, Soni, Pramod, Siril, Prem Felix, Ghosh, Subrata

“…Considering the fundamental and most desirable characteristics of energetic materials, a series of 1,2,3-triazole-based heterocyclic energetic motifs nicely…”
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Decomposition Mechanism of Hexanitrohexaazaisowurtzitane (CL-20) by Coupled Computational and Experimental Study by Kumar, Macharla Arun, Ashutosh, Parimi, Vargeese, Anuj A

“…A novel degradation pathway of 2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexaazaisowurtzitane (CL-20) was identified using computational and experimental methods…”
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Kinetics and mechanism of hydrothermally prepared copper oxide nanorod catalyzed decomposition of ammonium nitrate by Vargeese, Anuj A., Muralidharan, Krishnamurthi

“…[Display omitted] ► Monoclinic CuO nanorods with aspect ratio ∼5 were hydrothermally synthesized. ► Catalytic decomposition of ammonium nitrate in presence of…”
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Role of Poly(vinyl alcohol) in the Crystal Growth of Ammonium Perchlorate by Vargeese, Anuj A, Joshi, Satyawati. S, Krishnamurthy, V. N

“…One of the key aspects in the development of new inorganic materials is the synthesis of particles with specific sizes and morphologies. Nowadays,…”
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Anatase–brookite mixed phase nano TiO₂ catalyzed homolytic decomposition of ammonium nitrate by Vargeese, Anuj A, Muralidharan, Krishnamurthi

“…Compared to the conventional ammonium perchlorate based solid rocket propellants, burning of ammonium nitrate (AN) based propellants produce environmentally…”
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Development of Green Energetic Oxidizers for Solid Propellant Applications: Present Status by Arun Kumar, Macharla, Purayil Dhanya, Bhandara, Venugopal, Sarika, Vargeese, Anuj A, Krishnamurthy, V. N.

“…Abstract The quest for new high‐energy materials (HEMs) with superior performance properties compared to conventional HEMs has opened up a new area of research…”
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Decomposition Kinetics of Substituted Energetic Isowurtzitane Cage Molecules Hexanitrohexaazaisowurtzitane (CL‐20) and TEX: A Comparative Study by Vargeese, Anuj A

“…N‐substituted hexa(N‐Nitro) compound 2,4,6,8,10,12‐Hexanitro‐2,4,6,8,10,12‐hexaazatetracyclo‐ [5.5.0.05,9.03,11] dodecane (HNIW or CL‐20) and the O‐substituted…”
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Development of bimetallic spinel catalysts for low-temperature decomposition of ammonium dinitramide monopropellants by Shamjitha, C., Vargeese, Anuj A.

“…Ammonium dinitramide (ADN) based liquid monopropellants have been identified as environmentally benign substitutes for hydrazine monopropellant. However, new…”
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Phase transformation of heat-resistant energetic material BDNAPM studied by Raman spectroscopy and X-ray diffraction by Rajan, Rajitha, Ravindran, T. R., Kommu, Nagarjuna, Vargeese, Anuj A., Anees, P., Venkatesan, V., Srihari, V.

“…Bis(3,5-dinitro-4-aminopyrazolyl) methane (BDNAPM) is a new insensitive secondary explosive with a high thermal decomposition temperature. The higher thermal…”
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Kinetics of Nano Titanium Dioxide Catalyzed Thermal Decomposition of Ammonium Nitrate and Ammonium Nitrate-Based Composite Solid Propellant by Vargeese, Anuj A., Muralidharan, Krishnamurthi, Krishnamurthy, V. N.

“…This study deals with the influence of nanosized titanium dioxide (TiO2) catalysts on the decomposition kinetics of ammonium nitrate (AN) and ammonium…”
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A Kinetics Investigation on the Nitro-Nitrite Rearrangement Mediated Thermal Decomposition of High Temperature Monoclinic Phase of 1,1-Diamino-2,2-Dinitroethylene (γ-Fox-7) by CHATRAGADDA, KRANTHI, VARGEESE, ANUJ A

“…1,1-Diamino-2,2-dinitroethylene (DADNE), commonly known as FOX-7, is one of the novel high energy density molecules recently developed along with CL-20, TNAZ…”
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New High Pressure Phases of Energetic Material TEX: Evidence from Raman Spectroscopy, X‑ray Diffraction, and First-Principles Calculations by Rajan, Rajitha, Ravindran, T. R, Venkatesan, V, Srihari, V, Pandey, K. K, Chandra, Sharat, Mishra, Karuna Kara, Vargeese, Anuj A

“…Samples of energetic material TEX (C6H6N4O8) are studied using Raman spectroscopy and X-ray diffraction (XRD) up to 27 GPa pressure. There are clear changes in…”
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Effect of Copper Oxide, Titanium Dioxide, and Lithium Fluoride on the Thermal Behavior and Decomposition Kinetics of Ammonium Nitrate by Vargeese, Anuj A., Mija, S. J., Muralidharan, Krishnamurthi

“…Ammonium nitrate (AN) is crystallized along with copper oxide, titanium dioxide, and lithium fluoride. Thermal kinetic constants for the decomposition reaction…”
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Thermal stability of habit modified ammonium nitrate: Insights from isoconversional kinetic analysis by Vargeese, Anuj A., Muralidharan, Krishnamurthi, Krishnamurthy, V.N.

“…► Phase and habit modified ammonium nitrate (PMAN) is synthesized. ► PMAN has similar moisture absorption characteristics of AN at 53% and 62% RH. ► AN and…”
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Use of potassium ferrocyanide as habit modifier in the size reduction and phase modification of ammonium nitrate crystals in slurries by Vargeese, Anuj A., Joshi, Satyawati S., Krishnamurthy, V.N.

“…Ammonium nitrate (AN) is an inorganic crystalline compound used as a solid propellant oxidizer and as a nitrogenous fertilizer. The practical use of AN as…”
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Effect of method of crystallization on the IV–III and IV–II polymorphic transitions of ammonium nitrate by Vargeese, Anuj A., Joshi, Satyawati S., Krishnamurthy, V.N.

“…A study has been undertaken on the effect of crystallization method on the IV ↔ III transition of ammonium nitrate (AN). AN is crystallized in three different…”
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