Results 21 to 30 of about 413,222 (298)

The Distribution of Ammonia [PDF]

open access: yesScientific American, 1878
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

A Study of Life-type Processes in Liquid Ammonia [PDF]

open access: yes
Liquid ammonia (LNH3) has a number of properties similar to water, such as the ability to dissolve a diverse range of chemical compounds and, based on the variety of chemical reactions in this non-aqueous solvent, speculation has arisen about the ...
Griffin, Joseph
core   +3 more sources

Ammonia/Hydrogen and Cracked Ammonia Combustion

open access: yesEnergy & Fuels
Ammonia is a promising energy carrier for energy system decarbonization, although several drawbacks affect its combustion process. Coupling moderate or intense low-oxygen dilution (MILD) combustion with the use of high reactivity fuels allows to improve NH3 combustion.
Ariemma, Giovani Battista   +4 more
openaire   +3 more sources

Direct Numerical Simulation of a Reacting Turbulent Hydrogen/Ammonia/Nitrogen Jet in an Air Crossflow at 5 Bar

open access: yesEnergies, 2023
The article aims to analyze the fluid dynamics and combustion characteristics of a non-premixed flame burning a fuel mixture derived from ammonia partial decomposition injected in an air crossflow.
Eugenio Giacomazzi   +3 more
doaj   +1 more source

Novel electrocatalytic membrane for ammonia synthesis [PDF]

open access: yes, 2010
Novel ceramic membrane cells of BaCe₀.₅Zr₀.₃Y₀.₁₆Zn₀.₀₄O[subscript(3-δ)] (BCZYZ), a proton-conducting oxide, have been developed for electrocatalytic ammonia synthesis.
Klinsrisuk, Sujitra
core   +2 more sources

Kinetics and Mechanisms of Organic Reactions in Liquid Ammonia [PDF]

open access: yes
The rate constants for the reactions of a variety of nucleophiles reacting with substituted benzyl chlorides in liquid ammonia (LNH3) have been determined.
Ji, Pengju
core   +4 more sources

Carbon dioxide electrochemical reduction by copper nanoparticles/ionic liquid-based catalytic inks

open access: yesFrontiers in Environmental Chemistry
The development of copper nanoparticle (CuNP)-based catalysts for the electrochemical reduction of carbon dioxide (ECO2-R) offers a promising approach to enhance its transformation into other industrially significant compounds.
Valeria Gazzano   +13 more
doaj   +1 more source

Ammonia, infection and inflammation in hepatic encephalopathy. [PDF]

open access: yes, 2007
For over a century, we have known that ammonia is important in the pathogenesis of hepatic encephalopathy. Studies in patients with acute liver failure have shown rapid progression to severe encephalopathy in those patients with evidence of a systemic ...
Shawcross, D.L.   +1 more
core  

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Emission characteristics and operational stability of an industrial-scale pure-ammonia ceramic kiln under long-term operation

open access: yesApplications in Energy and Combustion Science
This study presents a long-term (3-month) industrial demonstration of pure ammonia (NH3) as the sole fuel in a 150-meter long and 1.6-meter-wide ceramic roller kiln for continuous tile production.
Xuren Zhu   +18 more
doaj   +1 more source

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