Results 61 to 70 of about 4,673 (263)

Folding two dimensional crystals by swift heavy ion irradiation

open access: yes, 2014
International audienceIon irradiation of graphene, the showcase model of two dimensional crystals, has been successfully applied to induce various modifications in the graphene crystal. One of these modifications is the formation of origami like foldings
Freire Soler, Victor   +6 more
core   +1 more source

Driving Change Together: How Innovative Communication Powers Electrification in the Automotive Industry

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This paper examines how organizations in the automotive sector respond to the internal communication challenges posed by the transition to electric vehicle production. Unlike typical organizational change, electrification is driven not only by market forces but also by sociopolitical and regulatory pressures to reduce carbon emissions and ...
Tobias Hein   +2 more
wiley   +1 more source

Modeling swift heavy ion irradiation of substrate-supported two-dimensional material via two-temperature molecular dynamics simulations

open access: yesAIP Advances
This study employs two-temperature molecular dynamics simulations to investigate swift heavy ion irradiation of SiO2 substrate-supported two-dimensional material graphene.
Tan Shi   +7 more
doaj   +1 more source

Observation of exchange bias in nanoscale AuFe alloy film

open access: yesMaterials Research Express, 2020
We report on observation of the exchange bias effect in AuFe co-sputtered alloy films in the as-deposited state and following swift heavy ion irradiation. The Mössbauer spectrum for the as-deposited film shows a broad paramagnetic doublet together with a
Compesh Pannu   +7 more
doaj   +1 more source

Molecular dynamics simulations of swift heavy ion induced defect recovery in SiC

open access: yes, 2012
Swift heavy ions induce a high density of electronic excitations that can cause the formation of amorphous ion tracks in insulators. No ion tracks have been observed in the semiconductor SiC, but recent experimental work suggests that irradiation damaged
Debelle, A.   +7 more
core   +1 more source

Engineering Biochar‐Derived Functional Materials for High‐Performance Supercapacitors: Design Principles, Mechanisms, and Scalable Strategies

open access: yesCarbon Energy, EarlyView.
ABSTRACT Biochar has emerged as a useful and adaptable source of carbon for supercapacitor electrodes. Its value comes from the way biomass chemistry, thermal conversion, and activation conditions shape the resulting pore network, surface groups, and degree of carbon ordering.
Soumen Mandal   +6 more
wiley   +1 more source

SOME STRUCTURAL MODIFICATIONS AT THE NANOMETRIC SCALE INDUCED BY SWIFT HEAVY ION IRRADIATION

open access: yes, 2008
International audienceThe effects of thermal spikes occurring ill the wake of swift heavy ions on the Structure of oxides, oxide-metal composites and carbon based targets are reported. Linear strings or metal nanoparticles are formed along the ion tracks
Pivin, J.C.   +5 more
core   +1 more source

Key Challenges for Commercializing Perovskite–Silicon Tandem Solar Cells

open access: yesCarbon Energy, EarlyView.
This review discusses the scientific and technological challenges in advancing perovskite–silicon tandem solar cells (PSTSCs) from lab‐scale to commercial viability, focusing on long‐term stability, scalability, and economic feasibility. Key issues include intrinsic and extrinsic degradation factors, installation conditions, environmental impacts, and ...
Bilal Mehmood   +16 more
wiley   +1 more source

Deformation bands in metallic glasses induced by swift heavy ions

open access: yes, 2006
We present a direct experimental evidence that shear bands in metallic glasses can be induced by swift heavy ion irradiation. Transmission electron microscopy micrographs show that shear bands nucleate in the vicinity of the ion paths.
Dunlop, A., Rizza, G., Kopcewicz, M.
core   +1 more source

Living Microbial Drugs

open access: yesChemistry – A European Journal, EarlyView.
The introduction outlines the review scope. Microbial cell factories as living drugs cover host–gut microbiota, bacteria, yeast, and other microbial systems, with comparative host advantages. Engineering strategies include synthetic circuits, quorum sensing, and memory.
Cemile Elif Özçelik   +3 more
wiley   +1 more source

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