Search Results - "Biswas, Prithwish"

Direct Imaging and Simulation of the Interface Reaction of Metal/Metal Oxide Nanoparticle Laminates by Wang, Haiyang, Biswas, Prithwish, Zachariah, Michael R.

“…One of the difficulties in understanding how powder composites of reactive fuel/oxidizer systems behave is the lack of control of the mixing length. In this…”
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Flame stand-off effects on propagation of 3D printed 94 wt% nanosized pyrolants loading composites by Wang, Haiyang, Biswas, Prithwish, Kline, Dylan J., Zachariah, Michael R.

“…•To explore heat-feedback we observed the flame stand-off via a microscopic imaging system with pyrometry.•Only 6% addition of polymer is sufficient to cause a…”
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Inducing Oxygen Vacancies to Modulate Ignition Threshold of Nanothermites by Xu, Feiyu, Biswas, Prithwish, Ghildiyal, Pankaj, Zachariah, Michael R.

“…Many characteristics of metal oxides are governed by defect chemistry. As a result, defect engineering has become an effective strategy to modulate the…”
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Connecting agglomeration and burn rate in a thermite reaction: Role of oxidizer morphology by Wang, Haiyang, Kline, Dylan J., Biswas, Prithwish, Zachariah, Michael R.

“…Agglomeration (sintering) of aluminum particles has been commonly observed in solid propellants and pyrotechnics and it is believed to play a key role on the…”
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Imaging the combustion characteristics of Al, B, and Ti composites by Wang, Yujie, Hagen, Erik, Biswas, Prithwish, Wang, Haiyang, Zachariah, Michael R.

“…In this study, we prepare 90 wt% loading composites of Al, B, and Ti with KClO4 by 3D printing and study their combustion characteristics with high-speed…”
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In‐Flight Synthesis of Core–Shell Mg/Si–SiOx Particles with Greatly Reduced Ignition Temperature by Wagner, Brandon, Ghildiyal, Pankaj, Biswas, Prithwish, Chowdhury, Mahbub, Zachariah, Michael R., Mangolini, Lorenzo

“…Magnesium is a promising candidate as a solid fuel for energetic applications, however, the diffusion‐controlled oxidation mechanism impedes its reaction with…”
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Electrochemical Modulation of the Flammability of Ionic Liquid Fuels by Biswas, Prithwish, Wang, Yujie, Hagen, Erik, Zachariah, Michael R.

“…Flammability and combustion of high energy density liquid propellants are controlled by their volatility. We demonstrate a new concept through which the…”
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In-Situ Thermochemical Shock-Induced Stress at the Metal/Oxide Interface Enhances Reactivity of Aluminum Nanoparticles by Biswas, Prithwish, Xu, Feiyu, Ghildiyal, Pankaj, Zachariah, Michael R.

“…Although aluminum (Al) nanoparticles have been widely explored as fuels in energetic applications, researchers are still exploring approaches for tuning their…”
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Magnesium-Induced Strain and Immobilized Radical Generation on the Boron Oxide Surface Enhances the Oxidation Rate of Boron Particles: A DFTB-MD Study by Biswas, Prithwish, Pham, C. Huy, Zachariah, Michael R.

“…Despite their high gravimetric and volumetric energy densities, boron (B) particles suffer from poor oxidative energy release rates as the boron oxide (B2O3)…”
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Combustion behavior of aluminized metal iodate composites. Part 1: Decomposition mechanism of metal iodates by Wang, Yujie, Shi, Keren, Paul, George Issac, Biswas, Prithwish, Zachariah, Michael R.

“…Metal iodates are candidates of high temperature biocidal oxidizing agents owing to their high iodine and oxygen content. Here we explore the high temperature…”
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Catalytic Cleavage of the Dative Bond of Ammonia Borane by Polymeric Carbonyl Groups for Enhanced Energy Generation by Biswas, Prithwish, Wang, Yujie, Herrera, Steven, Ghildiyal, Pankaj, Zachariah, Michael R.

“…Dissociation of the dative (B–N) bond of ammonia borane (NH3BH3/AB) is essential to prevent its thermochemical oligomerization to chemically resistant BNH x…”
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Controlled Release of Diborane from Alkali Metal Borohydride using Ionic Liquid‐Based Lewis Acids by Kumar Vasudevan, Ashvin, Wang, Yujie, Biswas, Prithwish, Shi, Keren, Zachariah, Michael R.

“…Alkali metal borohydrides present a rich source of energy dense materials of boron and hydrogen, however their potential in propellants has been hitherto…”
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In‐Flight Synthesis of Core–Shell Mg/Si–SiO x Particles with Greatly Reduced Ignition Temperature by Wagner, Brandon, Ghildiyal, Pankaj, Biswas, Prithwish, Chowdhury, Mahbub, Zachariah, Michael R., Mangolini, Lorenzo

“…Abstract Magnesium is a promising candidate as a solid fuel for energetic applications, however, the diffusion‐controlled oxidation mechanism impedes its…”
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Thermochemical and Electrochemical Modulation of the Oxidative Energy Release Profile of Metals, Chemical Hydrides, and Energetic Ionic Liquids as Condensed Phase Fuels by Biswas, Prithwish

“…Although sustainable thermal energy storage and conversion approaches are becoming increasingly popular, high-power requirements (~107 kWh) in certain energy…”
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Superior reactivity of ferroelectric Bi2WO6/aluminum metastable intermolecular composite by Xu, Feiyu, Hirt, Benjamin, Biswas, Prithwish, Kline, Dylan J., Yang, Yong, Wang, Haiyang, Sehirlioglu, Alp, Zachariah, Michael R.

“…[Display omitted] •Piezoelectric bismuth tungsten oxide (Bi2WO6) was studied as an oxidizer for aluminum-based nanothermites.•The pressurization rate of…”
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Magnesium-Enhanced Reactivity of Boron Particles: Role of Mg/B2O3 Exothermic Surface Reactions by Ghildiyal, Pankaj, Xu, Feiyu, Rojas, Alex, Wang, Yujie, Chowdhury, Mahbub, Biswas, Prithwish, Herrera, Steven, Abbaschian, Reza, Zachariah, Michael R.

“…Boron offers great promise as a candidate fuel in high-energy composites as a result of its high gravimetric and volumetric energy content; however, its…”
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Tuning the reactivity and energy release rate of I2O5 based ternary thermite systems by Xu, Feiyu, Biswas, Prithwish, Nava, Giorgio, Schwan, Joseph, Kline, Dylan J., Rehwoldt, Miles C., Mangolini, Lorenzo, Zachariah, Michael R.

“…Iodine pentoxide (I2O5) based nanothermites are one of the most promising candidates for biocidal energetic materials due to superior reactivity and high…”
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Microwave absorption by small dielectric and semi-conductor coated metal particles by Biswas, Prithwish, Mulholland, George W., Rehwoldt, Miles C., Kline, Dylan J., Zachariah, Michael R.

“…•High loss coatings significantly enhance microwave absorption in metal particles.•Only a very thin layer of coating is required to maximize…”
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Modelling and simulation of field directed linear assembly of aerosol particles by Biswas, Prithwish, Ghildiyal, Pankaj, Mulholland, George W., Zachariah, Michael R.

“…[Display omitted] Unlike liquid phase colloidal assembly, significantly changing the structure of fractal aggregates in the aerosol phase, is considered…”
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Mechanism of microwave-initiated ignition of sensitized energetic nanocomposites by Alibay, Zaira, Kline, Dylan J., Rehwoldt, Miles C., Biswas, Prithwish, Herrera, Steven, Wang, Haiyang, Zachariah, Michael R.

“…[Display omitted] •Focused microwave ignition of Ti nanoparticles printed in PVDF matrix.•Ti nanoparticles served the dual function as a fuel and a microwave…”
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