Results 161 to 170 of about 302,446 (407)

Ni Single Atoms in Zeolite Beta for Selective Alkyne Hydrogenation

open access: yesAdvanced Sustainable Systems, EarlyView.
Single‐atom Ni in zeolite Beta (Ni1/BEA) selectively remove trace acetylene from ethylene. Ni1/BEA achieve full conversion with ≈89% ethylene selectivity, stable for 24 h without coking, and 12 times higher TOF than prior zeolite‐supported single‐atom Ni catalysts. Na+ exchange suppress Brønsted acid‐catalyzed oligomerization. Under ethylene‐rich feeds,
Essa Alhashmi   +2 more
wiley   +1 more source

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

CO2 Capture, Utilization, and Storage using Amino Acids

open access: yesAdvanced Sustainable Systems, EarlyView.
Amino acid and amino acid‐based ionic liquids show potential for sustainable CO2 capture, benefiting from reactive NH2 groups and low‐energy regeneration. Their use in solvents, functionalized sorbents, direct air capture, mineralization, and CO2 conversion highlights their versatilty and promise for advacing next‐generation CO2 sequestration ...
Md Sariful Sheikh   +3 more
wiley   +1 more source

The Internal-Combustion Engine.—I [PDF]

open access: yesScientific American, 1909
openaire   +1 more source

The Working Cycle of the Motoring Internal Combustion Engine by a New Method with Cylinder Pressures as in Real Engine Operation [PDF]

open access: diamond, 2022
Radek Procházka   +4 more
openalex   +1 more source

Integration of solid oxide fuel cell and internal combustion engine for maritime applications

open access: yes, 2021
H. Sapra   +8 more
semanticscholar   +1 more source

Gut Microbial Genetic Variation Prolongs Host Healthy Longevity and Remodels Metabolome and Proteome in Drosophila Melanogaster

open access: yesAdvanced Science, EarlyView.
This study reveals that specific genetic variations in gut‐residing Saccharomyces cerevisiae significantly extend healthspan and lifespan in Drosophila melanogaster. These mutants rejuvenate aged intestinal metabolism, upregulate mitochondrial proteins, and enhance energy pathways.
Liying Wang   +11 more
wiley   +1 more source

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