Results 91 to 100 of about 7,208 (307)

Selective NOx Recirculation for Stationary Lean-Burn Natural Gas Engines [PDF]

open access: yes, 2006
Nitric oxide (NO) and nitrogen dioxide (NO2) generated by internal combustion (IC) engines are implicated in adverse environmental and health effects.
Clark, Nigel N.
core   +1 more source

Combustion Performance of Hydrogen Direct Injection under Lean-burn Conditions for Power Generation

open access: yes, 2022
This paper studies the combustion phenomenon of hydrogen (H2) direct injection (DI) in a modified spark ignition (SI) engine. As we known, ignition timing strongly correlates with combustion performance, especially for power output and efficiency ...
Luo, Hongliang   +4 more
core   +1 more source

Bioinspired Mechanically Robust Organic–Inorganic Hybridized Bio‐Adhesives With up to 50% Inorganic Components by Bi‐Continuous Phase Engineering

open access: yesAdvanced Functional Materials, EarlyView.
A robust plant protein adhesive was prepared by fabricating a bi‐continuous organic–inorganic hybrid structure. Compared with traditional organic–inorganic hybrid adhesives, the addition amount of inorganic phase is increased from 0.2%–3.0% to 50%, and the strength and toughness are increased by 6 and 121 times, respectively.
Zheng Liu   +10 more
wiley   +1 more source

Performance Evaluation of an Ultra-Lean Combustion Studies in IC Engines

open access: yesMATEC Web of Conferences, 2016
An investigation was made to determine the effects of ethanol at ultra-lean effective systems utilizing an experimental study. The present study is planned to develop and evaluate the performance, emission and combustion characteristics of the ultra-lean
Puli Ravi Kumar   +4 more
doaj   +1 more source

On Problem of “Relict” Phenomena in American English Grammar

open access: yesНаучный диалог, 2019
The article considers the most frequently mentioned relic phenomena in the grammar of the American English language, in particular, the morphology of non-standard verbs (the use of participles gotten and proven , that lost the suffix - en in the British ...
N. N. Goncharova
doaj   +1 more source

Enhanced cold-side cooling techniques for lean burn combustor liners

open access: yes, 2013
Enhanced cold-side cooling techniques for lean burn combustor ...
Graham Peacock (7121300)
core  

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Low‐Profile, High‐Gain GRIN RF Lenses via Multi‐Material Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
We investigate the opportunity of leveraging multi‐material vat photopolymerization printing to manufacture intricate lenses exhibiting permittivity gradients that can increase signal gain in transmitted radiofrequency signals in the X‐ and Ku‐bands. Lenses produced with more distinct low‐loss materials (up to 5) can deliver an 18 dB signal gain with a
Lawrence Romangsuriat   +3 more
wiley   +1 more source

Thermal Efficiency Analysis on Lean Burn Spark Ignition Engine

open access: yes, 2021
Advanced spark ignition (SI) engines can operate under lean conditions in order to improve the efficiency and reduce the emissions. Under extensive lean conditions, the ignition and complete combustion of the charge mixture is a challenge, because of the
Jayaseelan, Joshua Patrick
core  

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