Results 61 to 70 of about 332,294 (361)

Advances in Micro/Nanofiber‐Based Porous Materials for High‐Performance Thermal Insulation

open access: yesAdvanced Functional Materials, EarlyView.
Micro/nanofiber porous materials have engendered great interest in the thermal insulation field. Herein, the structural designs, fabrication techniques, and applications of the micro/nanofiber thermal insulation materials are systematically summarized.
Xiaobao Gong   +5 more
wiley   +1 more source

Combustion heat release models of biodiesels [PDF]

open access: yes, 2014
Fossil fuels such as standard gasoline and diesel fuel are the most important source of energy for our society today, providing the bulk of global energy requirements for transportation, construction, heating, and agriculture.
Abuhabaya, Abdullah   +2 more
core  

A novel method of pure oxy-fuel circulating fluidized bed combustion with zero recirculation flue gas : experimental validation

open access: yes, 2018
Applying oxy-fuel combustion requires more advanced combustion control methods to avoid inadmissible high flam temperature. In fluidized beds and pulverized unites, enhanced heat transfer and recirculation flue gas are used.
Mahanta, P., Saha, U.K., Zayoud, Azd
core   +1 more source

Facile Tri‐Metallic Catalyst Fabrication Using the Dynamic Hydrogen Bubble Template method

open access: yesAdvanced Functional Materials, EarlyView.
Porous metal catalysts are prepared using hydrogen bubbles as a natural template. By carefully selecting metal combinations and thermal treatment, the researchers tailored surface composition and structure, boosting catalytic performance. The approach offers a powerful and flexible route to designing advanced materials for green energy Abstract ...
Carlos M. S. Lobo   +11 more
wiley   +1 more source

Emission Controls Using Different Temperatures of Combustion Air

open access: yesThe Scientific World Journal, 2014
The effort of many manufacturers of heat sources is to achieve the maximum efficiency of energy transformation chemically bound in the fuel to heat. Therefore, it is necessary to streamline the combustion process and minimize the formation of emission ...
Radovan Nosek   +2 more
doaj   +1 more source

Comparative analysis of alternative fuels in detonation combustion [PDF]

open access: yes, 2016
Detonation combustion prominently exhibits high thermodynamic efficiency which leads to better performance. As compared to the conventionally used isobaric heat addition in a Brayton cycle combustor, detonation uses a novel isochoric Humphrey cycle which
Azami, M. H., Savill, Mark A.
core   +1 more source

Bright Monocompound Metal Halide Scintillator for Fast Neutron Radiography

open access: yesAdvanced Functional Materials, EarlyView.
Metal halide scintillator, tetraphenylphosphonium manganese bromide (TPP2MnBr4), provides a significant benefit for fast neutron imaging. A fourfold increase in efficiency over traditional zinc sulfide screens is achieved by efficiently utilizing neutron interactions within its homogeneous structure.
Aditya Bhardwaj   +13 more
wiley   +1 more source

Properties of air and combustion products of fuel with air [PDF]

open access: yes, 1975
Thermodynamic and transport properties have been calculated for air, the combustion products of natural gas and air, and combustion products of ASTM-A-1 jet fuel and air. Properties calculated include: ratio of specific heats, molecular weight, viscosity,
Poferl, D. J., Svehla, R. A.
core   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

Numerical investigation on spark ignition and flame kernel formation of lean premixed hydrogen/air flame under ICE condition

open access: yesAutomotive and Engine Technology
The present work investigates the spark ignition and flame kernel formation processes in hydrogen–air mixtures under real engine-relevant conditions from a chemical-physical perspective.
Chunkan Yu   +4 more
doaj   +1 more source

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