Results 81 to 90 of about 77,524 (304)

Lead Halide Perovskite Photoelectrocatalysis

open access: yesAdvanced Materials, EarlyView.
Lead halide perovskite semiconductors have emerged as highly promising materials for solar fuel and chemical synthesis. This perspective discusses advances made in the rational photoelectrode design to improve solar‐to‐chemical conversion, product scope, and scalability.
Virgil Andrei
wiley   +1 more source

Performance of three kinds of nitrification sludge

open access: yes工程科学与技术, 2009
:Batch experiments were carried out to study the performances of three kinds of nitrification sludge of seeding sludge (S1) and nitrification sludge (S2 and S3) taken from a bioreactor run with inorganic or organic ammonia containing wastewater for a ...
Hu An-Hui, Zheng Ping, Hu Bao-Lan
doaj  

Advancing Lithium–Oxygen Batteries: Pioneering Cathode Catalyst Innovation and Artificial Intelligence‐Driven Design Paradigms

open access: yesAdvanced Materials, EarlyView.
This review summarizes the principles and challenges of nonaqueous lithium‐oxygen batteries and recent advances in cathode catalysts, including carbon‐based materials, metals, oxides, sulfides, nitrides, carbides, and redox mediators. It highlights emerging design strategies and artificial intelligence‐driven approaches, emphasizing data‐assisted ...
Yuqing Yao   +8 more
wiley   +1 more source

Impacts and Importance of Ammonia- and Nitrite Oxidation in the Marine Nitrogen Cycle [PDF]

open access: yes, 2014
Nitrification produces the most abundant form of bioavailable nitrogen in the ocean, which is also a major electron acceptor in the oxidation of organic matter. The latter role of nitrate becomes crucial in the absence of oxygen.
Fuessel, Jessika, Füssel, J.
core  

Machine Learning Accelerated Computational Design of Bio‐Inspired Catalysts in the Nitrogen Reduction Reaction

open access: yesAdvanced Materials, EarlyView.
We introduce a computational workflow that combines quantum chemical calculations and machine learning techniques to predict the catalytic performance of a wide range of catalysts in the nitrogen reduction reaction (NRR). The analysis of the trained models provides insights into the complex structure–activity relationship in experimental catalytic ...
Leonardo Di Ciano   +5 more
wiley   +1 more source

The thermodynamic chemistry of the aqueous copper-ammonia thiosulfate system

open access: yes, 2006
A fundamental thermodynamic study was undertaken in order to establish the speciation of copper(I) and copper(II) during the leaching and recovery of gold from thiosulfate-copper-ammonia solutions. Despite considerable research into this complex leaching
Black, Silvia Beatriz
core  

Co-digestion of the mechanically recovered organic fraction of municipal solid waste with slaughterhouse wastes

open access: yes, 2012
The current work aimed to resolve some long-standing questions about the potential benefits and limitations of co-digestion of slaughterhouse wastes.
Banks, C.J., Zhang, Y.
core   +1 more source

Ammonia oxidizers offset acidification stress via adaptive substrate affinity in aquatic ecosystems

open access: yesNature Communications
Ammonia oxidation, a critical nitrogen cycle process, exhibits contradictory responses to aquatic acidification, and the underlying mechanism remains unresolved. Here, through pH manipulation experiments across diverse ecosystems and with a model ammonia-
Senwei Tong   +6 more
doaj   +1 more source

Comparison of Partial and Complete Nitrification in SBR System for Use in Side Stream Processes [PDF]

open access: yesآب و فاضلاب, 2012
Use of low-cost biological methods for ammonia removal as partial nitrification has been attracted by many environmental engineering researchers in recent years.In this study the removal of ammonia in high concentration sewage based on both complete and ...
Ali Dehnoei   +3 more
doaj  

Transient Laser‐Shocked Synthesis of Amorphous Layer‐Supported Metal Nanocrystals for Efficient Nitrate Reduction

open access: yesAdvanced Materials, EarlyView.
A general, versatile laser‐shock synthesis process is reported to produce various bimetallic CuNi, CuFe, CuCo, and medium‐entropy CuFeCoNi heterostructures, in which crystalline metal nanoparticles are anchored to amorphous hydroxide supports. During nitrate reduction reaction, the heterostructures undergo dynamic amorphous/crystalline reconstruction ...
Weihua Guo   +18 more
wiley   +1 more source

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