Results 71 to 80 of about 592,637 (278)

Dynamics of Laterally Propagating Flames in X-ray Bursts. I. Burning Front Structure [PDF]

open access: yes, 2019
We investigate the structure of laterally-propagating flames through the highly-stratified burning layer in an X-ray burst. Two-dimensional hydrodynamics simulations of flame propagation are performed through a rotating plane-parallel atmosphere ...
Cavecchi, Yuri   +5 more
core   +2 more sources

Progress of MXenes‐based responsive materials for soft sensors and actuators

open access: yesResponsive Materials, EarlyView.
MXene, a promising 2D material, excels at mimicking human sensing and feedback system, making it ideal for intelligent robots. This review first covers its structure, properties, and synthesis. It then summarizes recent MXene‐based sensors and actuator.
Peidi Zhou   +10 more
wiley   +1 more source

Measurement of Fuel Concentration Profile at Leading Edge of Lifted Flame with Acetone Laser-Induced Fluorescence

open access: yesJournal of Thermal Science and Technology, 2009
This is a study of the leading-edge characteristics of a methane-air triple flame. Few experiment results are available for physical examination of such characteristics, so further experimental investigations are strongly needed to understand the ...
Mitsutomo HIROTA   +5 more
doaj   +1 more source

Combustion regimes in sequential combustors: Flame propagation and autoignition at elevated temperature and pressure

open access: yes, 2018
This numerical study investigates the combustion modes in the second stage of a sequential combustor at atmospheric and high pressure. The sequential burner (SB) features a mixing section with fuel injection into a hot vitiated crossflow.
Noiray, Nicolas, Schulz, Oliver
core   +1 more source

Development of 4D printing and its performance testing methods

open access: yesResponsive Materials, EarlyView.
This paper reviews the molding methods of 4D printing and its applications in various fields, with emphasis on 4D printing performance testing methods. Abstract 4D printing is a cutting‐edge additive manufacturing technology that introduces the time dimension, allowing printed objects to have dynamic, changeable properties, functions or shapes ...
Guiwei Li   +8 more
wiley   +1 more source

Multifunctional Superwetting Sea‐Urchin‐Mimetic Nanosheet‐Based Interface for Remote Oil‐Water Separation

open access: yesSmall, EarlyView.
A fluorine‐free, FBC–rGO coating‐based robust superhydrophobic/superoleophilic sorbent (WCA >154°), enabling rapid, selective oil uptake and efficient oil/water separation. Integrated into a dolphin‐inspired Wi‐Fi mini‐bot with onboard pumping and storage, the platform enables remote, contactless, on‐site oil recovery from hazardous spill zones ...
Surya Kanta Ghadei   +4 more
wiley   +1 more source

Effect of Pressure, Environment Temperature, Jet Velocity and Nitrogen Dilution on the Liftoff Characteristics of a N2-in-H2 Jet Flame in a Vitiated Co-flow

open access: yesEurasian Chemico-Technological Journal, 2014
The CO2 emission prevention advantage of generating power with high hydrogen content fuels using gas turbines motivates an improved understanding of the ignition behavior of hydrogen in premixed and partially premixed environments.
A. North   +4 more
doaj   +1 more source

Fluctuating futures: coming of age in the biggest social housing neighbourhood in Milan Futurs fluctuants : passage à l’âge adulte dans le plus grand quartier de logements sociaux de Milan

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
This article – part of a six‐year ethnographic research project – aims to deconstruct and ‘decolonize’ essentialized notions of adolescence and youth, primarily through the application of the category of intersectionality. The research focuses on a series of educational initiatives implemented in San Siro, one of Milan's largest public housing ...
Paolo Grassi
wiley   +1 more source

Evaluation of the Flame Lift-off Length in Diesel Spray Combustion Based on Flame Extinction

open access: yesJournal of Thermal Science and Technology, 2010
The interaction of spray and combustion processes forms a complex system of physical phenomena undergoing in IC engines. Studying this interaction is important to determine strategies for simultaneously reducing soot and NOx emissions from diesel engines.
Ulugbek AZIMOV   +3 more
doaj   +1 more source

An efficient flamelet progress-variable method for modeling non-premixed flames in weak electric fields

open access: yes, 2017
Combustion stabilization and enhancement of the flammability limits are mandatory objectives to improve nowadays combustion chambers. At this purpose, the use of an electric field in the flame region provides a solution which is, at the same time, easy ...
De Palma, P.   +3 more
core   +1 more source

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