Flexible energy conversion and storage via high-temperature gas-phase reactions: The piston engine as a polygeneration reactor

B Atakan, SA Kaiser, J Herzler, S Porras… - … and Sustainable Energy …, 2020 - Elsevier
Piston engines are typically considered devices converting chemical energy into mechanical
power via internal combustion. But more generally, their ability to provide high-pressure and …

A review on Shock tubes with multitudinous applications

GS Balan, SA Raj - International journal of impact engineering, 2023 - Elsevier
Shock tubes simulate jet aerodynamics and investigate the behavior of high-temperature
materials, which has significantly evolved since 1899. This article examines the changes in …

Laser-absorption-spectroscopy-based temperature and NH3-concentration time-history measurements during the oxidation processes of the shock-heated reacting …

D He, D Zheng, Y Du, J Li, Y Ding, Z Peng - Combustion and Flame, 2022 - Elsevier
As a carbon-free fuel, NH 3 has been considered as a potential and promising alternative
energy carrier in the future transportation system. This study simultaneously measured the …

First principles reaction discovery: from the Schrodinger equation to experimental prediction for methane pyrolysis

R Xu, J Meisner, AM Chang, KC Thompson… - Chemical …, 2023 - pubs.rsc.org
Our recent success in exploiting graphical processing units (GPUs) to accelerate quantum
chemistry computations led to the development of the ab initio nanoreactor, a computational …

Impact of shock-tube facility-dependent effects on incident-and reflected-shock conditions over a wide range of pressures and Mach numbers

D Nativel, SP Cooper, T Lipkowicz, M Fikri… - Combustion and …, 2020 - Elsevier
In real shock tubes, deviations from the ideal gas-dynamic behavior can affect experiments
and complicate data analysis and interpretation. These non-ideal effects depend on the …

[HTML][HTML] Power and syngas production from partial oxidation of fuel-rich methane/DME mixtures in an HCCI engine

K Banke, R Hegner, D Schröder, C Schulz, B Atakan… - Fuel, 2019 - Elsevier
Polygeneration is the coupling of energy conversion and conversion towards useful
chemicals, providing a route towards more flexible and efficient energy systems. In this work …

[HTML][HTML] On the role of hydrogen inhibition in gas-phase methane pyrolysis for carbon capture and hydrogen production in a tubular flow reactor

A Çelik, AB Shirsath, F Syla, H Müller, P Lott… - Journal of Analytical and …, 2024 - Elsevier
The thermal pyrolysis of methane enables economically competitive hydrogen production
without direct CO 2 emissions. Although several mechanisms for the process have already …

Plug-flow reactor and shock-tube study of the oxidation of very fuel-rich natural gas/DME/O2 mixtures

D Kaczmarek, J Herzler, S Porras, S Shaqiri… - Combustion and …, 2021 - Elsevier
A polygeneration process with the ability to provide work, heat, and useful chemicals
according to the specific demand is a promising alternative to traditional energy conversion …

An extensively validated C/H/O/N chemical network for hot exoplanet disequilibrium chemistry

R Veillet, O Venot, B Sirjean, R Bounaceur… - Astronomy & …, 2024 - aanda.org
Context. The reliability of one-dimensional disequilibrium chemistry models in hot exoplanet
atmospheres depends on the chemical network used. To develop robust networks, we can …

[HTML][HTML] A fundamental study on the pyrolysis of hydrocarbons

SS Nagaraja, AB Sahu, S Panigrahy, HJ Curran - Combustion and Flame, 2021 - Elsevier
A newly developed detailed chemical kinetic mechanism, NUIGMech1. 1, is used to study
the pyrolysis of C 1–C 7 hydrocarbons at a constant initial fuel concentration in the …