Results 1 to 10 of about 191,232 (317)
Magnéli TiO2 as a High Durability Support for the Proton Exchange Membrane (PEM) Fuel Cell Catalysts
Energies, 2022 Proton exchange membrane fuel cells (PEMFCs) cathode catalysts’ robustness is one of the primary factors determining its long-term performance and durability.
Jivan Thakare, Jahangir Masud
doaj +1 more source
Indigenous Materials as Catalyst Supports for Renewable Diesel Production in Malaysia
Energies, 2022 High energy demand from the market due to the rapid increment of the human population worldwide has urged society to explore alternatives to replace non-renewable energy.
Shir Reen Chia +5 more
doaj +1 more source
Sustainable application of rice-waste for fuels and valuable chemicals-a mini review
Frontiers in Chemistry, 2023 The global annual production of rice is over 750 million tons, and generates a huge amount of biomass waste, such as straw, husk, and bran, making rice waste an ideal feedstock for biomass conversion industries.
Wenwen Zhang +3 more
doaj +1 more source
Foamed geopolymer with customized pore structure [PDF]
Chemical Industry and Chemical Engineering Quarterly, 2022 Due to their favorable production conditions and promising properties (e.g., low shrinkage after foaming, mechanical and chemical stability, high-temperature resistance), geopolymer foams are suitable for heat- and sound insulating refractory building ...
Balczár Ida +3 more
doaj +1 more source
Development of Geopolymers for Catalyst Support Applications [PDF]
Materials Research, 2019 A geopolymer with high specific surface area was synthesized from metakaolin, amorphous silica and KOH, in the absence of foaming or saponification agents. The mixture modelling technique was selected for this study among the Design of Experiments tools,
Leo Vieira +4 more
doaj +1 more source
Chemical Reviews, 2020 The iron-chromium-aluminum alloy (FeCrAl) is an exceptional support for highly exothermic and endothermic reactions that operate above 700 °C in chemically aggressive environments, where low heat and mass transfer rates limit reaction yield. FeCrAl two- and three-dimensional structured networks-monoliths, foams, and fibers-maximize mass transfer rates,
Gianluca Pauletto +7 more
openaire +3 more sources
Mesoporous Silica Formation by Block Copolymers and Cetyltrimethylammonium Bromide as Structure Control Agent [PDF]
علوم و تکنولوژی پلیمر, 2013 Block copolymers and cetyltrimethylammonium bromide were used as templates in nano silica structure formation like MCM-41)Mobil Composition of Matter), SBA16 )Santa Barbara Amorphous) and a new compound namely SPB )silicone mesoporous particles ...
Mohamad Ali Semsarzadeh, Maedeh Azadeh
doaj +1 more source
Effect of tungsten carbide in carbon Pt catalyst support on electrochemical oxygen reduction in acid solution [PDF]
Hemijska Industrija, 2013 Tungsten carbide was synthesized by calcination of carbon cryogel with embedded tungsten in a form of metatungstate. This material was used as a support for Pt nanoparticles.
Obradović Maja D. +3 more
doaj +1 more source
Nanomaterials, 2021 In this study, we address the catalytic performance of variously sized Pt nanoparticles (NPs) (from 1.7 to 2.9 nm) supported on magnéli phase titanium oxide (MPTO, Ti4O7) along with commercial solid type carbon (VXC-72R) for oxygen reduction reaction ...
Didem C. Dogan +7 more
doaj +1 more source
Frontiers in Chemical Engineering, 2022 The catalytic conversion of CO2 to CH4 and CO over nickel particles supported on layered-double hydroxide (MgAl) with different metal promoters was investigated under non-thermal plasma (NTP) conditions.
Christina Charalambous +12 more
doaj +1 more source