Results 1 to 10 of about 890,139 (422)

Current and future role of Haber–Bosch ammonia in a carbon-free energy landscape

open access: yesEnergy and Environmental Science, 2020
The future of green ammonia as long-term energy storage relies on the replacement of the conventional CO2 intensive methane-fed Haber–Bosch process by distributed and agile ones aligned to the geographically isolated and intermittent renewable energy.
Alfred K Hill, Laura Torrente-murciano
exaly   +2 more sources

On the robustness of the ammonia thermometer [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2009
Ammonia inversion lines are often used as probes of the physical conditions in the dense ISM. The excitation temperature between the first two para metastable (rotational) levels is an excellent probe of the gas kinetic temperature. However, the calibration of this ammonia thermometer depends on the accuracy of the collisional rates with H2.
Laurent Wiesenfeld   +4 more
arxiv   +8 more sources

Ammonia for power

open access: yesProgress in Energy and Combustion Science, 2018
A potential enabler of a low carbon economy is the energy vector hydrogen. However, issues associated with hydrogen storage and distribution are currently a barrier for its implementation. Hence, other indirect storage media such as ammonia and methanol are currently being considered.
Agustin Valera-medina
exaly   +3 more sources

A Roadmap to the Ammonia Economy

open access: yesJoule, 2020
Douglas R Macfarlane   +2 more
exaly   +2 more sources

Efficient Electrochemical Nitrate Reduction to Ammonia with Copper Supported Rhodium Cluster and Single-Atom Catalysts.

open access: yesAngewandte Chemie, 2022
The electrochemical nitrate reduction reaction (NITRR) provides a promising solution for restoring the imbalance in the global nitrogen cycle while enabling a sustainable and decentralized route to source ammonia.
Huimin Liu   +13 more
semanticscholar   +1 more source

STM/STS Study of the Density of States and Contrast Behavior at the Boundary between (7 × 7)N and (8 × 8) Structures in the SiN/Si(111) System

open access: yesCrystals, 2022
The origin of the contrast appearing in STM images at the boundary between diverse ordered structures is studied using the example of two structures, (7 × 7)N and (8 × 8), formed in the system of a two-dimensional silicon nitride layer on the Si(111 ...
Vladimir Mansurov   +5 more
doaj   +1 more source

Neurotoxicity of Ammonia [PDF]

open access: yesNeurochemical Research, 2016
Abnormal liver function has dramatic effects on brain functions. Hyperammonemia interferes profoundly with brain metabolism, astrocyte volume regulation, and in particular mitochondrial functions. Gene expression in the brain and excitatory and inhibitory neurotransmission circuits are also affected. Experiments with a number of pertinent animal models
Oja, Simo S.   +2 more
openaire   +3 more sources

The Ability of Water Hyacinth (Eichhornia crasipes Mart.) and Water Lettuce (Pistia stratiotes Linn.) for Reducing Pollutants in Batik Wastewater [PDF]

open access: yesE3S Web of Conferences, 2021
Batik produced by craftsmen is categorized as a small and medium industry. The problem of Batik production is less attention to the environment because the craftsmen lived in the middle of a residential area that has inexperience.
Muchtasjar Bunyamin   +4 more
doaj   +1 more source

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