Results 51 to 60 of about 85,021 (301)

Study of the Safety Characteristics of Different Types of Pepper Powder (Capsicum L.)

open access: yesFire
This research was aimed at comparing the fire characteristics of different types of pepper in the context of explosion prevention. The following characteristics were studied: explosion pressure Pmax and Kst at selected concentrations, ignition ...
László Kosár   +5 more
doaj   +1 more source

Spark Ignition Energy Measurements in Jet A [PDF]

open access: yes, 2000
Experiments have been carried out to measure the spark ignition energy of Jet A vapor in air. A range of ignition energies from 1 mJ to 100 J was examined in these tests.
Krok, J. Christopher   +2 more
core  

Photocatalytic Water Splitting on the Lunar Surface: Prospects for In Situ Resource Utilization

open access: yesAdvanced Materials Interfaces, EarlyView.
Water has been found in craters on the moon nearby locations which are illuminated >80% of the time. Photocatalysis uses energy from sunlight to drive chemical reactions such as water splitting to produce oxygen and hydrogen. It is a scalable technology that requires lighter equipment and utilizes resources available on the moon. ABSTRACT The discovery
Ranjani Kalyan   +6 more
wiley   +1 more source

Safety power analysis of metal oscillator structure in mine 5G radiation field

open access: yesGong-kuang zidonghua, 2023
There are flammable and explosive gases such as gas underground in coal mines. The electromagnetic waves radiated by the 5G wireless communication system base station antenna are absorbed by the underground metal structure, generating discharge sparks at
DONG Hongtao   +4 more
doaj   +1 more source

On the dependence of X-ray burst rate on accretion and spin rate [PDF]

open access: yes, 2017
Nuclear burning and its dependence on the mass accretion rate are fundamental ingredients for describing the complicated observational phenomenology of neutron stars in binary systems.
Cavecchi, Yuri   +2 more
core   +2 more sources

Influence of the Substrate Temperature on the Growth Mechanism of Allylamine Plasma Polymer Films

open access: yesAdvanced Materials Interfaces, EarlyView.
The influence of the substrate temperature on the growth mechanism of allylamine plasma polymers is investigated by correlating the plasma chemistry and the physico‐chemical properties of the coatings. New insights about the mechanistic formation of functionalized plasma polymers at a molecular level are provided, paving the way toward a better ...
Robin Dantinne   +6 more
wiley   +1 more source

Revisiting the minimum ignition energy of hydrogen–oxygen mixtures: Insights from experiment and theory

open access: yesCase Studies in Thermal Engineering
The minimum ignition energy (MIE) of hydrogen–oxygen mixtures, reported as approximately 1.2 μJ, is over an order of magnitude lower than that of hydrogen–air mixtures, indicating heightened ignition hazards.
Dong-Ju Kim   +2 more
doaj   +1 more source

The effect of the ignition dwell time at constant speed for CNGDI engine [PDF]

open access: yes, 2010
The different of combustion characteristics of natural gas, gasoline and diesel in direct injection internal combustion engine requires different combinations of engine parameters to optimize the engine performance.
Aris, Ishak, Hassan, Mohd Khair
core  

Theory of Fast Electron Transport for Fast Ignition

open access: yes, 2013
Fast Ignition Inertial Confinement Fusion is a variant of inertial fusion in which DT fuel is first compressed to high density and then ignited by a relativistic electron beam generated by a fast (< 20 ps) ultra-intense laser pulse, which is usually ...
Davies, J. R.   +8 more
core   +1 more source

Pulsed DC Sputter Deposition of Stable Turbostratic Boron Nitride Thin Films

open access: yesAdvanced Materials Interfaces, EarlyView.
Boron nitride (BN) films are deposited by sputtering from a boron target. During deposition, a substrate bias voltage is applied between the plasma and the sample, which reduces excess boron in the film and enhances the crystallinity. This process prevents the formation of boric acid and ammonium borate hydrate.
Josef Schätz   +9 more
wiley   +1 more source

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