Results 171 to 180 of about 1,273,058 (405)

Effect of Light on the Combustion of Hydrocarbons [PDF]

open access: bronze, 1949
Ronald George Wreyford Norrish   +1 more
openalex   +1 more source

Proton Conduction of a Hydrothermally Synthesized Hexaazatriphenylene‐Based Covalent Organic Framework

open access: yesAdvanced Materials Interfaces, EarlyView.
A quinone‐functionalized hexaazatriphenylene‐based covalent organic framework (HAQ‐COF) is synthesized, making HAQ‐COF a promising polymer electrolyte membrane material for polymer electrolyte fuel cells. HAQ‐COF exhibits high water retention at room temperature and atmospheric pressure, along with high thermal stability.
Yuki Okamura   +9 more
wiley   +1 more source

Optimization of Renewable Energy Hydrogen Production Systems Using Volatility Improved Multi-Objective Particle Swarm Algorithm

open access: yesEnergies
Optimizing the energy structure to effectively enhance the integration level of renewable energy is an important pathway for achieving dual carbon goals.
Hui Wang   +7 more
doaj   +1 more source

Measurement of spray combustion processes [PDF]

open access: yes, 1984
A free jet configuration was chosen for measuring noncombusting spray fields and hydrocarbon-air spray flames in an effort to develop computational models of the dynamic interaction between droplets and the gas phase and to verify and refine numerical ...
Arman, E. F.   +3 more
core   +1 more source

Optimization of Zirconium Oxide Nanoparticle‐Enhanced Photocurable Resins for High‐Resolution 3D Printing Ceramic Parts

open access: yesAdvanced Materials Interfaces, EarlyView.
3D DLP printed materials with porous bone structure. Preparation of new photocurable resin with a high content of ZrO2 NPs. Optimization of 3D printing parameters in DLP technology. 3D printing of polymer nanocomposites with very high resolution and low polymerization shrinkage. Obtaining ceramic materials by thermal treatment.
Klaudia Trembecka‐Wójciga   +7 more
wiley   +1 more source

Electrochemical upgrading of bio-oil: Effect of acetic acid and aromatic-rich fraction on coke formation

open access: yes能源环境保护
Bio-oil is the only liquid carbon-containing renewable resource. Due to its complex composition, low calorific value, high acidity, high viscosity, and other factors, it requires upgrading before further utilization. Electrochemical upgrading is a novel,
CHEN Junjie   +9 more
doaj   +1 more source

Understanding the Role of Copper Oxidation State on a TiO2/ZSM‐5 Catalyst for Photocatalytic CO2 Reduction to Methanol

open access: yesAdvanced Materials Interfaces, EarlyView.
The influence of copper oxidation states on TiO₂/ZSM‐5 catalysts is investigated for photocatalytic CO2 reduction to methanol. A Cuδ⁺‐modified Ti₂/ZSM‐5 catalyst (CTZ‐1) exhibits superior activity due to enhanced electronhole separation, the presence of Ti3⁺, and a core–shell structure.
Wibawa Hendra Saputera   +10 more
wiley   +1 more source

Spectroscopic studies of premixed laminar flames [PDF]

open access: yes, 1954
A critical review is presented of the results obtained by spectroscopic observations on flames. The objective of the survey is to examine the status, promise, and deficiencies of combustion spectroscopy in its relation to (a) elucidation of the mechanism
Penner, S. S.
core  

Research Progress on Atmospheric Turbulence Perception and Correction Based on Adaptive Optics and Deep Learning

open access: yesAdvanced Photonics Research, EarlyView.
This work presents a systematic review of atmospheric turbulence fundamentals, including theoretical formulations and adaptive optics‐based mitigation strategies. This includes an in‐depth examination of the devices, theories, and methodologies associated with traditional correction approaches.
Qinghui Liu   +5 more
wiley   +1 more source

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