Results 11 to 20 of about 47,646 (303)

High energy and high intensity electron and X-ray beams by pyroelectric effect [PDF]

open access: yes, 2012
The production of x-rays has been a useful technique in many areas of science, medicine and various industries for over 100 years. Over this time various new methods of generating x-rays have been produced, allowing improved performance in existing ...
Hockley, Matthew
core   +7 more sources

pytaunay/physics-of-cathodes: Version 1.0.0

open access: yes, 2021
First release of code and data for the submitted publication: "Physics of thermionic orificed hollow cathodes" by Taunay et al., PSST ...
Pierre-Yves Taunay
core   +1 more source

Effect of surface roughness, biofilm coverage and biofilm structure on the electrochemical efficiency of microbial cathodes [PDF]

open access: yes, 2011
Biofilms of Geobacter sulfurreducens were formed under chronoamperometry at −0.5 V and −0.6 V vs. Ag/AgCl on stainless steel cathodes and tested for fumarate reduction.
A. Bergel   +5 more
core   +1 more source

A Conceptual Model for the Interaction between Carbon Content and Manganese Sulphide Inclusions in the Short-Term Seawater Corrosion of Low Carbon Steel

open access: yesMetals, 2016
The critical role of manganese sulphide (MnS) inclusions for the initiation of the short-term growth of pitting or localized corrosion of low carbon steels has long been recognized.
Robert E. Melchers   +2 more
doaj   +1 more source

Escape of lattice water in potassium iron hexacyanoferrate for cyclic optimization in potassium‐ion batteries

open access: yesBattery Energy, 2023
Potassium iron hexacyanoferrate (Prussian blue [PB]) is a very competitive cathode for potassium‐ion batteries due to its 3D robust open framework.
Yaojie Wei   +3 more
doaj   +1 more source

Origin of reversible oxygen redox reactions in high energy density layered oxides

open access: yesCell Reports Physical Science, 2021
Summary: Oxygen redox reactions (ORRs) are considered a new strategy in reaching a high-energy density for rechargeable batteries. Here, we propose the concept “band coherency” for identifying the origin of reversible ORRs in alkali-excess compounds, i.e.
Gwanghyeon Choi   +4 more
doaj   +1 more source

Composite cathodes for protonic ceramic fuel cells: Rationales and materials

open access: yes, 2022
Protonic ceramic fuel cells (PCFCs) or proton-conducting solid oxide fuel cells (SOFCs) are a class of electrochemical devices with high proton conductivity at the intermediate, even low operating temperatures (450–750 °C), which directly convert the ...
Lei Ge   +9 more
core   +1 more source

A Self‐Healing Chemistry‐Enabled Organic Cathode for Sustainable and Stable Sodium‐Ion Batteries

open access: yesSmall Structures, 2023
Sodium‐on batteries (SIBs) are promising alternatives to lithium‐ion batteries (LIBs) because of the low cost, abundance, and high sustainability of sodium resources.
Jinghao Huang   +7 more
doaj   +1 more source

Co‐Manipulation of Ultrafine Nanostructure and Uniform Carbon Layer Activates Maricite‐Structured NaFePO4 as a High‐Performance Cathode for Sodium‐Ion Batteries

open access: yesSmall Science, 2023
Sodium iron phosphate (NaFePO4) has attracted significant attention because of its high theoretical capacity (155 mA h g−1), remarkable structural stability, and abundant elemental composition.
Liping Zhao   +6 more
doaj   +1 more source

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