Zobrazeno 1 - 10
of 2 179
pro vyhledávání: '"Methanol oxidation reaction"'
Publikováno v:
Discover Nano, Vol 19, Iss 1, Pp 1-20 (2024)
Abstract The direct methanol fuel cell (DMFC) represents a highly promising alternative power source for small electronics and automobiles due to its low operating temperatures, high efficiency, and energy density. The methanol oxidation process (MOR
Externí odkaz:
https://doaj.org/article/727d1e8aabee4931b85f0e141f02d7ba
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract The potential of metal oxides in electrochemical energy storage encouraged our research team to synthesize molybdenum oxide/tungsten oxide nanocomposites (MoO3/WO3) and their hybrid with reduced graphene oxide (rGO), in the form of MoO3/WO3/
Externí odkaz:
https://doaj.org/article/0b57f3652744408397a9149bc667d278
Autor:
Qianqian Zhao, Bin Zhao, Xin Long, Renfei Feng, Mohsen Shakouri, Alisa Paterson, Qunfeng Xiao, Yu Zhang, Xian-Zhu Fu, Jing-Li Luo
Publikováno v:
Nano-Micro Letters, Vol 16, Iss 1, Pp 1-17 (2024)
Highlights The well-conceived Pt–Ni3S2 heteronanocrystals with dual-monodispersed characteristics are synthesized through interfacial electronic modulation. The asymmetrical charge distribution at Pt–Ni3S2 hetero-interface results in the formatio
Externí odkaz:
https://doaj.org/article/993383ffec344c59a7dccc30f556426a
Autor:
Yipin Lv, Pei Liu, Ruixin Xue, Qiudi Guo, Jinyu Ye, Daowei Gao, Guangce Jiang, Shiju Zhao, Lixia Xie, Yunlai Ren, Pengfang Zhang, Yao Wang, Yuchen Qin
Publikováno v:
Advanced Science, Vol 11, Iss 19, Pp n/a-n/a (2024)
Abstract Designing high efficiency platinum (Pt)‐based catalysts for methanol oxidation reaction (MOR) with high “non‐CO” pathway selectivity is strongly desired and remains a grand challenge. Herein, PtRuNiCoFeGaPbW HEA ultrathin nanowires (
Externí odkaz:
https://doaj.org/article/b354e924e4de40ea915861300ad368ce
Publikováno v:
Molecules, Vol 29, Iss 16, p 3753 (2024)
Developing novel catalysts with high activity and high stability for the methanol oxidation reaction (MOR) is of great importance for the ever-broader applications of methanol fuel cells. Herein, we present a facile technique for synthesizing Au10Pt1
Externí odkaz:
https://doaj.org/article/8073a5da2228432898e122fa996ccd88
Publikováno v:
Electrochemistry Communications, Vol 159, Iss , Pp 107648- (2024)
MIL-125(Ti)–NH2 was pyrolyzed in N2 and H2/Ar gas to prepare N-doped carbon materials containing TiO2 (TiO2-NC). XPS, ESR and Raman spectra analysis showed that higher concentration of oxygen vacancies were created on the surface of TiO2 in H2/Ar g
Externí odkaz:
https://doaj.org/article/bb4cf37a2f5444ba964842de45d9e68b
Publikováno v:
Advanced Sensor and Energy Materials, Vol 2, Iss 4, Pp 100074- (2023)
Direct methanol fuel cells (DMFCs) are highly sensitive to CO poisoning on the current Pt based anode at operating condition. In a paper recently published in Angewandte Chemie International Edition, Kong et al. and coworkers presented a precise posi
Externí odkaz:
https://doaj.org/article/ad4c55d714d243b7a0294ed424f66a01
Publikováno v:
Green Energy & Environment, Vol 8, Iss 2, Pp 559-566 (2023)
Sluggish kinetics of methanol oxidation reaction (MOR) and alkaline hydrogen evolution reaction (HER) even on precious Pt catalyst impede the large-scale commercialization of direct methanol fuel cell (DMFC) and water electrolysis technologies. Since
Externí odkaz:
https://doaj.org/article/81edfc0606ec45e69fd732f5dd91b3ab
Publikováno v:
Advanced Energy & Sustainability Research, Vol 4, Iss 10, Pp n/a-n/a (2023)
Precious metal Pt‐based electrocatalysts have been widely used in the methanol catalytic oxidation anodes in direct methanol fuel cells. However, decreasing their cost and improving their efficiency and durability have still been challenging. Herei
Externí odkaz:
https://doaj.org/article/b76d7acab1df4124be43dbb29f7713b6
Publikováno v:
Ultrasonics Sonochemistry, Vol 98, Iss , Pp 106494- (2023)
The tailored design of tri-metallic Pt-based porous nanodendrites (PNDs) is crucial for green energy production technologies, ascribed to their fancy features, great surface areas, accessible active sites, and stability against aggregation. However,
Externí odkaz:
https://doaj.org/article/ab4eea6a1501469eac2223c20bf5917f