Results 41 to 50 of about 6,263,954 (342)

Analysis of coal different brands to production energy and chemicals

Известия высших учебных заведений: Проблемы энергетики, 2017
The analysis of the largest Russian coal fields in terms of possibility of mined coal use in gasifiers for energy and chemical production was conducted in the article. A review of the current worldwide gasification technology and the chemicals production
A. A. Galkeeva, G. R. Mingaleeva, S. U. Gorbunov   +2 more
doaj   +1 more source

Parâmetros da degradação protéica ruminal de diferentes alimentos e rações estimados por técnica in vitro Parameters of ruminal protein degradation of different feeds and diets estimated by an in vitro method

Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2007
Foram realizados três experimentos para estudar os parâmetros de degradação protéica ruminal. No primeiro, foram incubadas, em líquido ruminal de bovinos, dietas isoprotéicas contendo capim-elefante, fubá de milho e farelo de soja, em cinco níveis de ...
R.P. Lana, W.M. Leopoldino, J.S. Oliveira, R.G. Veloso, P.M.M. Nunes, A.C. Queiroz   +5 more
doaj   +1 more source

Assessing the feasibility of gray, blue, and green ammonia productions in Indonesia: A techno-economic and environmental perspective

International Journal of Renewable Energy Development, 2023
Ammonia, owing to its carbon-free attributes, stands as a promising alternative for replacing fossil-based fuels. This study investigates the techno-economic and environmental aspects of gray, blue, and green ammonia production in Indonesia.
Martin Tjahjono, Isabella Stevani, Gracheilla A Siswanto, Arief Adhitya, Iskandar Halim   +4 more
doaj   +1 more source

Analysis of the Ammonia Production Rates by Nitrogenase

Catalysts, 2022
Ammonia (NH3) is produced industrially by the Haber–Bosch process from dinitrogen (N2) and dihydrogen (H2) using high temperature and pressure with an iron catalyst.
Trevor D. Rapson, C. Wood
semanticscholar   +1 more source

Optimization of green ammonia distribution systems for intercontinental energy transport

iScience, 2021
Summary: Green ammonia is a promising hydrogen derivative which enables intercontinental transport of dispatchable renewable energy. This research describes the development of a model which optimizes a global green ammonia network, considering the costs ...
Nicholas Salmon, René Bañares-Alcántara, Richard Nayak-Luke   +2 more
doaj   +1 more source

THDP17 decreases ammonia production through glutaminase inhibition. A new drug for hepatic encephalopathy therapy [PDF]

, 2014
Ammonia production is implicated in the pathogenesis of hepatic encephalopathy (HE), being intestinal glutaminase activity the main source for ammonia.
Bautista Palomas, Juan Dionisio, Campo, José Antonio del, Carbonero Aguilar, María del Pilar, Díaz Herrero, María del Mar, Iglesias Guerra, Fernando, Miñano Sánchez, Javier, Periñán Domínguez, Ignacio, Romero Gómez, Manuel, Vega Pérez, José Manuel   +8 more
core   +1 more source

Nitrogen: from discovery, plant assimilation, sustainable usage to current enhanced efficiency fertilizers technologies – A review [PDF]

Revista Brasileira de Ciência do Solo
From 1913 onwards, the global situation changed from a scenario of nitrogen (N) scarcity to an abundance of ammonia (NH3) produced synthetically via the Haber-Bosch process.
Bruno Maia Abdo Rahmen Cassim, Izaias Pinheiro Lisboa, Marcos Renan Besen, Rafael Otto, Heitor Cantarella, Tadeu Takeyoshi Inoue, Marcelo Augusto Batista   +6 more
doaj   +1 more source

Construction of engineered yeast producing ammonia from glutamine and soybean residues (okara)

AMB Express, 2020
Ammonia is an essential substance for agriculture and the chemical industry. The intracellular production of ammonia in yeast (Saccharomyces cerevisiae) by metabolic engineering is difficult because yeast strongly assimilates ammonia, and the knockout of
Yukio Watanabe, Kouichi Kuroda, Yuki Tatemichi, Takeharu Nakahara, Wataru Aoki, Mitsuyoshi Ueda   +5 more
doaj   +1 more source

An Economic Analysis of Mid- to Long-Term Prospects for Deep-Sea Offshore Wind-Power-to-Ammonia: A Case Study of Fujian Province

Energies
Deep-sea offshore wind power is crucial for reducing emissions in certain regions’ energy transitions. However, its development has been largely overlooked due to its high investment costs and fluctuation.
Xiaoying Zheng, Pei Liu
doaj   +1 more source

Performance of silica-supported copper oxide sorbents for SOx/NOx-removal from flue gas II. Selective catalytic reduction of nitric oxide by ammonia [PDF]

, 1992
The selective catalytic reduction (SCR) of nitric oxide by ammonia was studied for silica-supported copper oxide particles to be used as a sorbent/catalyst in a continuous process for the simultaneous removal of SOx and NOx from flue gases.
Edelaar, A.C.S., Kiel, J.H.A., Kiel, J.H.A., Prins, W., van Swaaij, Willibrordus Petrus Maria   +4 more
core   +2 more sources