Results 31 to 40 of about 3,284,231 (210)

Novel PVA/La2Ce2O7 hybrid nanocomposite membranes for application in proton exchange membrane fuel cells [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2014
Proton exchange membrane fuel cells (PEMFCs) are electrochemical devices that show the highest power densities compared to the other type of fuel cell.
Mehran Javanbakht   +3 more
doaj   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Formation of the organic-inorganic proton exchange membrane

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2016
The use of electrolyzers for the low-temperature water electrolysis with the solid polymer membrane is perspective for production of hydrogen using renewable energy sources. However, the high cost of membrane materials obstructs the mass commissioning of
A.O. Maizelis   +2 more
doaj   +7 more sources

Electrochemical Properties of SPEEK/Epoxy Semi-interpenetrating Network Composites as Proton Exchange Membrane

open access: yesInternational Journal of Electrochemical Science, 2018
The DS 68% SPEEK composite membranes with were prepared by post-sulfonation. Using diethylenetriamine as the epoxy cross-linking agent, which is uniformly distributed in SPEEK, to form SPEEK/epoxy semi-interpenetrating network structure and explore the ...
Zhengping Zhao   +5 more
doaj   +1 more source

A high conductivity Cs2.5H0.5PMo12O40/polybenzimidazole (PBI)/H3PO4 composite membrane for proton-exchange membrane fuel cells operating at high temperature

open access: yes, 2008
A high conductivity composite proton-exchange membrane Cs2.5H0.5PMo12O40 (CSPOM)/polybenzimidazole (PBI) for use in hydrogen proton-exchange fuel cells has been prepared. The CsPOM composite membrane is insoluble in water.
邵志刚   +5 more
core   +1 more source

Loss of proton‐sensing TDAG8 increases tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the pH‐sensing receptor TDAG8 accelerates colorectal cancer progression in mice. Animals lacking TDAG8 expression had increased tumor growth, DNA damage, and recruitment of tumor‐associated immune cells, including macrophages, neutrophils, and monocytes.
Ermanno Malagola   +11 more
wiley   +1 more source

Polymer membranes for high temperature proton exchange membrane fuel cell: Recent advances and challenges

open access: yes, 2011
Proton-exchange membrane fuel cells (PEMFCs) are considered to be a promising technology for efficient power generation in the 21st century. Currently, high temperature proton exchange membrane fuel cells (HT-PEMFC) offer several advantages, such as high
Thi Xuan Hien Nguyen   +11 more
core   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Analyzing the impact of Temperature on Proton Exchange Membrane Fuel Cell performance Using Matlab

open access: yesSukkur IBA Journal of Emerging Technologies, 2018
The Proton Exchange Membrane Fuel cell (PEMFC) is an electrochemical engine that converts the chemical energy of hydrogen into electrical energy. It receives hydrogen at anode and oxygen at the cathode side, due to chemical reaction at electrodes ...
Aftab Ahmed Khuhro
doaj   +1 more source

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