Results 1 to 10 of about 275,694 (213)

Cobalt-based catalyst for ammonia synthesis under ambient conditions via transient confinement [PDF]

Nature Communications
The Haber-Bosch process is used for industrial ammonia production worldwide, and it accounts for ~2% of the global energy consumption and 1.3% anthropogenic carbon footprint.
Keran Lv, Mengqian Xu, Li Yang, Chenghu Wei, Jikai Sun, Xu Fang, Tie Yu, Zhenyu Li, Weiqiao Deng   +8 more
doaj   +2 more sources

Ammonia Synthesis Over an Iron Catalyst with an Inverse Structure [PDF]

Advanced Science
Achieving a substantial increase in the ammonia productivity of the Haber‐Bosch (HB) process at low temperatures has been a significant challenge for over 100 years.
Masashi Hattori, Kento Miyashita, Yuki Nagasawa, Ryo Suzuki, Michikazu Hara   +4 more
doaj   +2 more sources

Highly active manganese nitride-europium nitride catalyst for ammonia synthesis [PDF]

iScience
Summary: The development of efficient catalysts for ammonia synthesis under mild conditions is critical for establishing a carbon-neutral society powered by renewable ammonia.
Jiemin Wang, Lin Liu, Ruili Li, Shangshang Wang, Xiaohua Ju, Teng He, Jianping Guo, Ping Chen   +7 more
doaj   +2 more sources

CC3 porous organic cage crystals and membranes for the non-thermal plasma catalytic ammonia synthesis

Chemical Engineering Journal Advances, 2022
Ammonia is considered a basic building block for fertilizers. Also, it is an economically efficient and technologically suitable solution for energy storage and transportation. Non-thermal plasma-driven catalysis powered by renewable energy is considered
Fnu Gorky, Hoang M. Nguyen, Jolie M. Lucero, Shelby Guthrie, James M. Crawford, Moises A. Carreon, Maria L. Carreon   +6 more
doaj   +1 more source

Development and Recent Progress on Ammonia Synthesis Catalysts for Haber–Bosch Process

Advanced Energy & Sustainability Research, 2021
Due to its essential use as a fertilizer, ammonia synthesis from nitrogen and hydrogen is considered to be one of the most important chemical processes of the last 100 years.
John Humphreys, Rong Lan, Shanwen Tao
doaj   +1 more source

A comparative analysis of the mechanisms of ammonia synthesis on various catalysts using density functional theory

Royal Society Open Science, 2021
In this review, we present the recent progress in ammonia synthesis research using density functional theory (DFT) calculations on various industrial catalysts, metal nitrides and nano-cluster-supported catalysts.
Constantinos D. Zeinalipour-Yazdi, Justin S. J. Hargreaves, Said Laassiri, C. Richard A. Catlow   +3 more
doaj   +1 more source

Porous single-crystalline molybdenum nitride enhances electroreduction of nitrogen to ammonia

Frontiers in Materials, 2022
The industrial ammonia synthesis reaction has the disadvantage of large energy consumption; thus, the electrochemical reduction method of ammonia synthesis characterized by its clean nature and environmental protectiveness has received extensive ...
Xue Li, Xue Li, Kui Xie, Kui Xie
doaj   +1 more source

Electrochemical ammonia synthesis via nitrate reduction on Fe single atom catalyst

Nature Communications, 2021
Developing green and delocalized routes for ammonia synthesis is highly important but still very challenging. Here the authors report an efficient ammonia synthesis process via nitrate reduction to ammonia on Fe single atom catalyst.
Zhen-Yu Wu, Mohammadreza Karamad, Xue Yong, Qizheng Huang, David A. Cullen, Peng Zhu, Chuan Xia, Qunfeng Xiao, Mohsen Shakouri, Feng-Yang Chen, Jung Yoon (Timothy) Kim, Yang Xia, Kimberly Heck, Yongfeng Hu, Michael S. Wong, Qilin Li, Ian Gates, Samira Siahrostami, Haotian Wang   +18 more
doaj   +1 more source

Synthesis of ammonia from water and nitrogen using a compo-site cathode based on La0.6Ba0.4Fe0.8Cu0.2O3-δ-Ce0.8Gd0.18Ca0.02O2-δ

Journal of Electrochemical Science and Engineering, 2022
Carbon-free electrochemical synthesis of ammonia is a promising technology for CO2 emission reduction. This study aims to explore the electrocatalytic activity of A-site Ba-doped perovskite cathode catalyst (La0.6Ba0.4Fe0.8Cu0.2O3-δ, LBFCu) for ammonia ...
Ibrahim Amar
doaj   +1 more source

Electrochemical Ammonia: Power to Ammonia Ratio and Balance of Plant Requirements for Two Different Electrolysis Approaches

Frontiers in Chemical Engineering, 2021
Electrochemical ammonia generation allows direct, low pressure synthesis of ammonia as an alternative to the established Haber-Bosch process. The increasing need to drive industry with renewable electricity central to decarbonisation and electrochemical ...
Jessica Allen, Sebastien Panquet, Sebastien Panquet, Adrian Bastiani   +3 more
doaj   +1 more source