Results 41 to 50 of about 1,904 (180)

Multi-dimensional numerical simulations of type Ia supernova explosions

open access: yes, 2008
The major role type Ia supernovae play in many fields of astrophysics and in particular in cosmological distance determinations calls for self-consistent models of these events.
Roepke, F. K.
core   +1 more source

Cosmic Explosions: Rapporteur Summary of the 10th Maryland Astrophysics Conference [PDF]

open access: yes, 1999
This meeting covered the range of cosmic explosions from solar flares to gamma-ray bursts. A common theme is the role of rotation and magnetic fields.
Wheeler, J. Craig
core   +2 more sources

Green Fuel Combustion Synthesis of CeO2 and Ag/CeO2 Nanoparticles for Photocatalytic and Antibacterial Applications

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Silver‐doped cerium oxide nanoparticles (Ag/CeO2 NPs) were synthesized using Ricinus communis seed extract as a bio‐derived fuel in a solution combustion method. The combustion reaction, carried out at 450°C with AgNO3 and (NH4)2[Ce (NO3)6] as metal precursors, produced CeO2 and Ag/CeO2 NPs.
T. N. Ravishankar   +5 more
wiley   +1 more source

Linear and nonlinear dynamics of cylindrically and spherically expanding detonation waves

open access: yes, 2005
The nonlinear stability of cylindrically and spherically expanding detonation waves is investigated using numerical simulations for both directly (blast) initiated detonations and cases where the simulations are initialized by placing quasi-steady ...
Sharpe, G.J., Watt, S.D.
core   +1 more source

Emerging research directions in nanoparticle‐based foam control for bioprocessing: a bibliometric approach

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Overfoaming remains a critical challenge in industrial bioprocesses, compromising mass transfer, operational stability, and downstream efficiency in bioreactors and wastewater treatment systems. This study provides a bibliometric and scientometric assessment of nanoparticle‐enabled foam control to map technological trends and identify research
Antonio Átila Menezes Ferreira   +6 more
wiley   +1 more source

Flame propagation and burning rates of methane-air in a closed combustion vessel [PDF]

open access: yes, 2015
The propagation and burning rates of methane-air mixtures were investigated at initial atmospheric pressure with temperature range of 298-302K and equivalence ratio range of 0.8 to 1.3.
Abd. Wahid, Mazlan   +2 more
core  

Detonative Propagation and Accelerative Expansion of the Crab Nebula Shock Front

open access: yes, 2011
The accelerative expansion of the Crab nebula's outer envelope is a mystery in dynamics as a conventional expanding blast wave decelerates when bumping into the surrounding interstellar medium.
Gao, Yang, Law, Chung K.
core   +1 more source

Linear stability of planar premixed flames: reactive Navier-Stokes equations with finite activation energy and arbitrary Lewis number [PDF]

open access: yes, 2003
A numerical shooting method for performing linear stability analyses of travelling waves is described and applied to the problem of freely propagating planar premixed flames.
Dold J   +14 more
core   +1 more source

The Dimensional Revolution of Phosphorus: From Allotropicity to Battery System Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Phosphorus‐based materials are promising high‐capacity anodes classified by dimension (0D–3D) to systematically explore their properties and composite strategies. When combined with materials such as carbon to form heterostructures, the electrical conductivity and stability are effectively enhanced.
Shuhan Zhang   +8 more
wiley   +1 more source

The Cellular Burning Regime in Type Ia Supernova Explosions - I. Flame Propagation into Quiescent Fuel

open access: yes, 2003
We present a numerical investigation of the cellular burning regime in Type Ia supernova explosions. This regime holds at small scales (i.e. below the Gibson scale), which are unresolved in large-scale Type Ia supernova simulations.
Hillebrandt, W.   +2 more
core   +2 more sources

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