Results 51 to 60 of about 298,748 (284)

Deuterium retention in heavy-ion and helium-ion sequentially irradiated tungsten

open access: yesNuclear Fusion
Neutron irradiation as well as the presence of helium (He) significantly affects fuel inventory in plasma-facing materials. To investigate the synergistic effects of neutron and He irradiation on deuterium (D) retention behaviors in tungsten, heavy- and ...
Hong Zhang   +4 more
doaj   +1 more source

Postsynaptic density radiation signature following space irradiation

open access: yesFrontiers in Physiology, 2023
Introduction: The response of the brain to space radiation is an important concern for astronauts during space missions. Therefore, we assessed the response of the brain to 28Si ion irradiation (600 MeV/n), a heavy ion present in the space environment ...
Soren Impey   +12 more
doaj   +1 more source

Irradiation-induced Ag nanocluster nucleation in silicate glasses: analogy with photography

open access: yes, 2007
The synthesis of Ag nanoclusters in sodalime silicate glasses and silica was studied by optical absorption (OA) and electron spin resonance (ESR) experiments under both low (gamma-ray) and high (MeV ion) deposited energy density irradiation conditions ...
A. A. Ahmed   +33 more
core   +3 more sources

Investigation of ion induced bending mechanism for nanostructures [PDF]

open access: yes, 2014
Ion induced bending is a promising controlled technique for manipulating nanoscale structures. However, the underlying mechanism of the process is not well understood.
Borschel C   +5 more
core   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

Ion Irradiation‐Induced Sinking of Ag Nanocubes into Substrates

open access: yesAdvanced Materials Interfaces
Ion irradiation can cause burrowing of nanoparticles in substrates, strongly depending on the material properties and irradiation parameters. In this study, it is demonstrated that the sinking process can be accomplished with ion irradiation of cube ...
Shiva Choupanian   +6 more
doaj   +1 more source

Ferromagnetic resonance study of Co/Pd/Co/Ni multilayers with perpendicular anisotropy irradiated with Helium ions

open access: yes, 2010
We present a ferromagnetic resonance (FMR) study of the effect of Helium ion irradiation on the magnetic anisotropy, the linewidth and the Gilbert damping of a Co/Ni multilayer coupled to Co/Pd bilayers.
Beaujour, Jean-Marc L.   +4 more
core   +1 more source

Surface charging of thick porous water ice layers relevant for ion sputtering experiments [PDF]

open access: yes, 2016
We use a laboratory facility to study the sputtering properties of centimeter-thick porous water ice subjected to the bombardment of ions and electrons to better understand the formation of exospheres of the icy moons of Jupiter.
Brouet, Y.   +8 more
core   +2 more sources

Targeted modulation of IGFL2‐AS1 reveals its translational potential in cervical adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
Cervical adenocarcinoma patients face worse outcomes than squamous cell carcinoma counterparts despite similar treatment. The identification of IGFL2‐AS1's differential expression provides a molecular basis for distinguishing these histotypes, paving the way for personalized therapies and improved survival in vulnerable populations globally.
Ricardo Cesar Cintra   +6 more
wiley   +1 more source

Surface state reconstruction in ion-damaged SmB_6

open access: yes, 2015
We have used ion-irradiation to damage the (001) surfaces of SmB_6 single crystals to varying depths, and have measured the resistivity as a function of temperature for each depth of damage.
Fisk, Z.   +4 more
core   +1 more source

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