Results 81 to 90 of about 7,639 (253)

Environmental Sustainability Assessment of Green Hydrogen Production from Seawater Using Life Cycle Assessment

Proceedings of the International Conference on Applied Innovations in IT
The electrolysis of water to produce green hydrogen fuel is pivotal for the transition to renewable energy sources. Predominantly, this process utilizes low-temperature alkaline or proton exchange membrane electrolysers, which require high-purity water ...
Halina Falfushynska, Cornelia Scott, Markus Holz   +2 more
doaj   +1 more source

Simultaneously Engineering the Amorphous Phase and Branch Morphology of High‐Entropy Alloy Nanomaterials for Enhanced Ethylene Glycol Oxidation

Advanced Materials, EarlyView.
Amorphous PdCuNiCoFe high‐entropy alloy nanobranches were developed through a versatile wet‐chemical synthetic strategy enabling simultaneous control of composition, phase, and morphology. The resulting amorphous PdCuNiCoFe nanobranches exhibit outstanding electrocatalytic performances for ethylene glycol oxidation (EGOR), delivering high selectivity ...
Biao Huang, Xinyu Chen, Jianbin Luo, Jing Cao, Deqi Fan, Min Bi, Fukai Feng, Lei Huang, Chin Yi En, Yu Zhang, Zhiheng Lyu, Ming Zhao   +11 more
wiley   +1 more source

Faster R-CNN-based Detection and Tracking of Hydrogen and Oxygen Bubbles in Alkaline Water Electrolysis

Electrochemistry
In this study, a method for detecting and tracking hydrogen and oxygen bubbles during alkaline water electrolysis was developed using Faster R-CNN and DeepSORT.
Kohei TOYAMA, Ryo KANEMOTO, Ryuta MISUMI, Takuto ARAKI, Shigenori MITSUSHIMA   +4 more
doaj   +1 more source

Economic Low‐Carbon Chemical Production via Paired Electrolysis of Carbon Monoxide (CO) and 5‐hydroxymethylfurfural (HMF)

Advanced Materials, EarlyView.
Replacing CO2 with CO at the cathode and integrating a catholyte‐layer membrane electrode assembly transforms paired electrolysis into a stable platform for co‐producing ethylene and 2,5‐furandicarboxylic acid. Combined experimental and techno‐economic analyses identify carbon monoxide and 5‐hydroxymethylfurfural as the most compatible pairing ...
Mi‐Young Lee, Dongjin Kim, Jun Woo Park, Geunsu Bae, Byeong Cheul Moon, Younghyun Chae, Chang Hyuck Choi, Woong Kim, Ung Lee, Da Hye Won, Dong Ki Lee   +10 more
wiley   +1 more source

Design of Catalyst/Polyelectrolyte Interfaces for Anion Exchange Membrane Water Electrolysis Under Low‐Concentration Alkaline Conditions

ChemElectroChem
Water electrolysis powered by renewable energy sources is a promising technique for realizing a decarbonized society. Notably, anion exchange membrane water electrolysis (AEMWE) is attracting considerable attention as a technology that enables high ...
Hiroto Okuyama, Kenya Yamasaki, Pranav K. Gangadharan, Shoji Miyanishi, Hidenori Kuroki, Takeo Yamaguchi   +5 more
doaj   +1 more source

Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells

Advanced Materials Interfaces, EarlyView.
Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss, Shiyi Wang, Brian P. Setzler, Yushan Yan, Adam Z. Weber   +4 more
wiley   +1 more source

Co3O4 nanoneedles grown on graphene oxide as an efficient electrocatalyst for hybrid water electrolysis through alternative anodic oxidation reactions

Scientific Reports
Co3O4 nanoneedles have been incorporated onto the layers of graphene oxide (Co3O4 NN/GO) through a simple hydrothermal route. The high energy input for water electrolysis can be reduced by hybrid water electrolysis via electrolyte engineering.
Nihila Rahamathulla, Arun Prasad Murthy
doaj   +1 more source

Electronic Structure Modulation Induced by Asymmetric Cu─Ni Centers in a π‐Conjugated Triazine MOF

Advanced Materials Interfaces, EarlyView.
A π‐conjugated H3TATB‐based asymmetric bimetallic CuNi‐MOF was developed as an efficient electrocatalyst for alkaline hydrogen evolution. Benefiting from synergistic Cu–Ni interactions, enhanced charge transfer, and stabilized active sites, CuNi‐MOF delivers superior HER performance with low overpotential, improved kinetics, and 24 h durability.
Alamgir, Raza Ullah, Nouraiz Mushtaq, Agasthiyaraj Lakshmanan, Abrar Ahmad, Xusheng Wang, Junbo Liang, Sailing He   +7 more
wiley   +1 more source

Unlocking the Potential of MXene‐Based Electrochemical Biosensors: A Review of Biofunctionalization Strategies and Biosensing Principles

Advanced Materials Technologies, EarlyView.
ABSTRACT Electrochemical biosensors enable the accurate and timely detection of clinical biomarkers, improving healthcare and precision medicine. MXene nanosheets, a class of 2D transition metal carbides, nitrides, and carbonitrides, are promising materials for developing next‐generation electrochemical biosensors due to their unique physicochemical ...
Muhsin Ali, Sharat Chandra Barman, Isobel Steer, Aya H. Alshareef, Dana Alsulaiman   +4 more
wiley   +1 more source

Exergy Analysis of an Alkaline Water Electrolysis System

Materials Proceedings
Life on Earth is being affected daily by the enormous amounts of greenhouse gas emissions, due to the utilization of fossil fuels to produce energy for almost everything. Many researchers have been working for the development of new clean and sustainable
Hamza Sethi, Muhammad Zulkefal, Asad Ayub   +2 more
doaj   +1 more source