Results 131 to 140 of about 149,108 (355)

Hypersonic ramjet experiment project. Phase 1: Computer program description, ramjet and scramjet cycle performance [PDF]

open access: yes
A computer program was developed to describe the performance of ramjet and scramjet cycles. The program performs one dimensional calculations of the equilibrium, real-gas internal flow properties of the engine. The program can be used for the following: (
Jackson, R. J., Wang, T. T.
core   +1 more source

Rapid Steam‐Assisted Temperature Swing Adsorption for Direct Air Capture Using a Rotary Adsorber

open access: yesAdvanced Science, EarlyView.
This study presents a direct air capture (DAC) device based on a steam‐regeneration rotary adsorber for high‐purity CO2. Testing of the prototype demonstrates its capability for continuous and stable carbon capture with the potential to achieve ton‐scale.
Junye Wu   +6 more
wiley   +1 more source

Non‐Equilibrium Synthesis Methods to Create Metastable and High‐Entropy Nanomaterials

open access: yesAdvanced Science, EarlyView.
ABSTRACT Stabilizing multiple elements within a single phase enables the creation of advanced materials with exceptional properties arising from their complex composition. However, under equilibrium conditions, the Hume–Rothery rules impose strict limitations on solid‐state miscibility, restricting combinations of elements with mismatched crystal ...
Shuo Liu   +3 more
wiley   +1 more source

Fuel Consumption Study for Auxiliary Engines that Equip an Oil Tanker

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2017
The paper deals with an oil tanker whose propulsion system with internal combustion engine during navigation was investigated. For a power plant with internal combustion engines we distinguish the subsystems: the internal combustion engine; consumer (s);
Mariana LUPCHIAN
doaj  

Stirling material technology [PDF]

open access: yes
The Stirling engine is an external combustion engine that offers the advantage of high fuel economy, low emissions, low noise, and low vibrations compared to current internal combustion automotive engines.
Scheuermann, C. M.   +2 more
core   +1 more source

Analyzing the Implementation of Six Stroke I.C. Engine with Optimal Design of Camshaft [PDF]

open access: yes, 2018
The aim of the presented paper is to understand the latest trends in Internal Combustion Engine while maintaining its prime focus on six stroke engines. The engine works through harnessing wasted heat energy created by the fuel combustion.
Dalal, Hitanshu, Raut, Vivek
core  

Novel Phosphazenium Tetrafluoroborate Dopant Enables Efficient and Thermally Stable n‐Doped Organic Semiconductors

open access: yesAdvanced Electronic Materials, EarlyView.
A novel n‐dopant, phosphazenium tetrafluoroborate (P2BF4), is introduced for efficient n‐doping in N2200, P(PzDPP‐CT2) and other organic semiconductors (OSCs). P2BF4‐doped OSC films exhibit exceptional thermal stability, maintaining electrical conductivity after heating at > 150 °C for 24 h. This stability allows organic thermoelectric devices based on
Huan Wei   +11 more
wiley   +1 more source

Numerical Investigation on the Use of Dimethyl Ether (Dme) as an Alternative Fuel for Internal Combustion Engines

open access: green, 2023
Andrea Schirru   +5 more
openalex   +1 more source

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