Results 101 to 110 of about 77,682 (299)

Influence of the Metallic Load of Pt/C and Pt0.6-Ru0.4/C Nanowires on the Electrochemical Oxidation of Methanol in Acid Medium

open access: yesInternational Journal of Electrochemical Science, 2017
This work aimed on the development of platinum and platinum-ruthenium nanowires supported on carbon powder, via chemical reduction using formic acid as a reducing agent, and the study of electrooxidation of methanol in acidic medium on these catalysts ...
Gláucia R.O. Almeida   +4 more
doaj   +1 more source

Effect of Calcium Carbonate as Filler at the Chitosan/Calcium Carbonate Composite Membrane [PDF]

open access: yes, 2015
Chitosan; calcium carbonate; DMFC; thermal stability Membrane is the most important part of Direct Methanol Fuel Cell (DMFC) because of its function as a proton transfer. The purpose of this research was studying the effect of calcium carbonate filler to
Atmaja, L. (Lukman)   +2 more
core  

Biomimetic flow fields for proton exchange membrane fuel cells: A review of design trends [PDF]

open access: yes, 2020
Bipolar Plate design is one of the most active research fields in Polymer Electrolyte Membrane Fuel Cells (PEMFCs) development. Bipolar Plates are key components for ensuring an appropriate water management within the cell, preventing flooding and ...
Arredondo, C. H.   +3 more
core  

Farnesyltransferase Deficiency in Cardiomyocytes Initiates Senescence and Contributes to Cardiac Fibrosis

open access: yesAdvanced Science, EarlyView.
Lipid overload suppresses SREBF2‐mediated FNTB expression, leading to defective Lamin A maturation and nuclear envelope instability. This nuclear catastrophe triggers a pro‐fibrotic senescence program in cardiomyocytes. Notably, restoring nuclear integrity via AAV9‐based gene therapy effectively attenuates cardiac remodeling, identifying the ...
Yuxiao Chen   +16 more
wiley   +1 more source

Preparation of melamine-Ni-Cu nanocomposite as a promising catalytic substrate for methanol electrooxidation [PDF]

open access: yesشیمی کاربردی روز
Melamine is a nitrogen-rich compound. Its composite with transition metals has an electron-rich structure and increases electrocatalytic activity and charge transfer.
Mohammad Ali Kamyabi, Javad Azizi
doaj   +1 more source

Transformasi Pekan Parit Raja: kajian terhadap kesejahteraan hidup masyarakat [PDF]

open access: yes, 2013
Isu utama yang dibangkitkan dalam kajian ini adalah mengenai isu kesejahteraan hidup masyarakat ekoran transformasi yang berlaku di Pekan Parit Raja dan kesannya.
Miskam, Nurasyikin
core  

The Mitochondrial Guardian α‐Amyrin Mitigates Alzheimer's Disease Pathology via Modulation of the DLK‐SARM1‐ULK1 Axis

open access: yesAdvanced Science, EarlyView.
Dietary habits play a key role in chronic diseases, and higher annual consumption of fruit and vegetable may lower risk of dementia. Artificial intelligence predicts the lipid‐like compound α‐Amyrin (αA) from plants with edible peels as a drug candidate against Alzheimer's disease.
Shu‐Qin Cao   +36 more
wiley   +1 more source

Fuel Cells: A Real Option for Unmanned Aerial Vehicles Propulsion

open access: yesThe Scientific World Journal, 2014
The possibility of implementing fuel cell technology in Unmanned Aerial Vehicle (UAV) propulsion systems is considered. Potential advantages of the Proton Exchange Membrane or Polymer Electrolyte Membrane (PEMFC) and Direct Methanol Fuel Cells (DMFC ...
Óscar González-Espasandín   +2 more
doaj   +1 more source

Optimization of Multiple Reactants in a Membrane-Less Direct Methanol Fuel Cell (DMFC). [PDF]

open access: yesMicromachines (Basel), 2023
Hanapi IH   +4 more
europepmc   +1 more source

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