Results 101 to 110 of about 1,493 (193)

Performance of high sulfonated poly(ether ether ketone) improved with microcrystalline cellulose and 2,3-dialdehyde cellulose for proton exchange membranes

open access: yesMaterials for Renewable and Sustainable Energy
Sulfonated poly (ether ether ketone) (SPEEK) has received substantial attention for its potential to improve the electrochemical behavior and thermomechanical capabilities of direct methanol fuel cells. This study examines how the integration by solution
Mohamed Amine Ben Moussa   +8 more
doaj   +1 more source

Synthesis and Characterization of Polymer (Sulfonated Poly-ether-ether-ketone) Based Nanocomposite (h-boron nitride) Membrane for Hydrogen Storage [PDF]

open access: yes, 2014
The development of light weight and compact hydrogen storage materials is still prerequisite to fuel-cell technology to be fully competitive. The present experimental study reports the hydrogen storage capability of sulfonated poly-ether-ether-ketone ...
Kannan, R.   +2 more
core   +1 more source

Biochar-supported Cu₂O nanocrystallites as a platinum-free electrocatalyst for hydrogen evolution

open access: yesInternational Journal of Electrochemical Science
Hydrogen technology is significantly influencing the transformation of the energy sector, supported by recent advancements in global infrastructure. The production of sustainable hydrogen is contingent upon the development of cost-effective electrode ...
Olayemi J. Fakayode   +7 more
doaj   +1 more source

Recent Progresses and Challenges to Determine Properties of Sulfonated Polyether Ether Ketone Based Electrolytes for Direct Methanol Fuel Cell Applications

open access: yesChemElectroChem
This review focuses on fillers, modifications, and methods used in the preparation and development of sulfonated poly(ether ether ketone) (sPEEK) membranes, specifically for direct methanol fuel cell (DMFC) applications as proton exchange membranes in ...
Murat Tamer   +2 more
doaj   +1 more source

Induced Anionic Functional Group Orientation‐Assisted Stable Electrode‐Electrolyte Interphases for Highly Reversible Zinc Anodes

open access: yesAdvanced Science
Dendrite growth and other side‐reaction problems of zinc anodes in aqueous zinc‐ion batteries heavily affect their cycling lifespan and Coulombic efficiency, which can be effectively alleviated by the application of polymer‐based functional protection ...
Jingyi Wang   +8 more
doaj   +1 more source

Utilization of Palm Oil Mill Effluent for Chlorella vulgaris Cultivation Medium under Mixotrophic Condition as Feedstock of Biofuel [PDF]

open access: yes
Indonesia is largest palm oil producer in the world. Increasing of palm oil influence palm oil mill effluent (POME) production. Several researcher reported that POME is a potential medium for microalgae to grow.
Hadiyanto, Hadiyanto
core  

ENGINEERING OF POLYMERS TO THICKEN CARBON DIOXIDE: A SYSTEMATIC APPROACH [PDF]

open access: yes, 2004
Carbon dioxide (CO2) is one of the potential displacing fluids used in Enhanced Oil Recovery (EOR). However, the effective use of CO2 in EOR is hindered by its low viscosity, resulting in CO2 to "finger" towards production well and thus low sweep ...
Kilic, Sevgi
core  

Polymer blends based on sulfonated poly(ether ketone ketone) and poly(ether sulfone) as proton exchange membranes for fuel cells, [PDF]

open access: yes, 2005
The importance of the blend microstructure and its effect on conductivity and structural integrity of proton exchange membranes (PEM) were investigated.
H R Kunz   +5 more
core  

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