Results 141 to 150 of about 69,894 (304)

PERFORMANCE ANALYSIS OF DIRECT METHANOL FUEL CELLS BY COATING DIFFERENT PROPORTIONS OF CATALYSTS ONTO FUEL CHANNELS [PDF]

open access: yes
[[abstract]]In this study, different proportions of catalysts, including Platinum (Pt), active carbon and Selenium (Se), were coated onto anode and cathode channels composed of PDMS (polydimethylsiloxane) to promote the fuel decomposition reaction in the
Y. D. KUAN
core  

A “Hot Spring” Mimetic Aerogel Loaded with Multiple Amino Acids Modulates the Chronic Inflammatory Microenvironment Through Metabolic Reprogramming

open access: yesAdvanced Science, EarlyView.
The SrCuSi4O₁₀ bioceramic particles mimic the effects of hot spring therapy by increasing the local wound temperature, which enhances the absorption of amino acids and stimulates cell metabolism. The amino acid uptake supports cellular glutathione redox reactions, helping to mitigate oxidative stress.
Bo Li   +7 more
wiley   +1 more source

Graphene-Based Nanostructures in Electrocatalytic Oxygen Reduction

open access: yes, 2018
Application of graphene-type materials in electrocatalysis is a topic of growing scientific and technological interest. A tremendous amount of research has been carried out in the field of oxygen electroreduction, particularly with respect to potential ...
Alammari   +45 more
core   +1 more source

Bipolar Hydrogen Production from a Hybrid Alkaline‐Acidic Formaldehyde‐Proton Fuel Cell

open access: yesAdvanced Science, EarlyView.
A novel hybrid alkaline‐acidic formaldehyde‐proton fuel cell (FPFC) was developed by coupling alkaline formaldehyde oxidation reaction (FOR) with acidic hydrogen evolution reaction (HER). This design enables concurrent bipolar H2 production and electricity generation.
Feifan Liu   +5 more
wiley   +1 more source

Contribution sharing of a fuel mixture components to the fuel cell potencial of a direct alcohol fuel cell [PDF]

open access: yes, 2011
The increasing worldwide demand for electricity impels to develop clean and renewable energy resources. In the field of portable power devices not only size and weight represent important aspects to take into account, but the fuel and its storage are ...
Leo Mena, Teresa de Jesus   +4 more
core  

Review: Insight on Porous Carbon Positive Electrode for Sodium‐Ion Capacitors: Interplay Between Synthesis, Properties, and Performance

open access: yesAdvanced Science, EarlyView.
Sodium ion capacitor (SIC) is currently constrained by the low discharge capacity of commercial activated carbon as positive electrode material. This review provides a holistic summary of research efforts on alternative porous carbon materials for SIC. Image created by the authors with www.biorender.com.
Ademola Adeniji   +2 more
wiley   +1 more source

Electrocatalytic C─N Coupling in Aqueous Solutions for High‐Value Product Synthesis

open access: yesAngewandte Chemie, EarlyView.
Electrocatalytic C–N coupling offers a sustainable route to synthesize crucial organic nitrogen compounds from abundant feedstocks under mild conditions. This review examines recent progress in overcoming key challenges, like slow kinetics and competing reactions through advanced catalysts and novel mechanisms, paving the way for transforming chemical ...
Yunpeng Zuo   +3 more
wiley   +2 more sources

Electrode and interconnect for miniature fuel cells using direct methanol feed [PDF]

open access: yes, 2004
An improved system for interconnects in a fuel cell. In one embodiment, the membranes are located in parallel with one another, and current flow between them is facilitated by interconnects.
Clara, Filiberto   +2 more
core   +1 more source

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