Results 141 to 150 of about 1,984,443 (291)

Investigation of the focus shift due to compensation process for low energy ion beam transport [PDF]

open access: yes, 2000
In magnetic Low Energy Beam Transport (LEBT) sections space charge compensation helps to enhance the transportable beam current and to reduce emittance growth due to space charge forces.
Meusel, Oliver   +4 more
core  

Electrostatic Superlattices Beyond 1:1 Stoichiometry

open access: yesAdvanced Functional Materials, EarlyView.
Polymer‐mediated charge regulation drives two hierarchical routes to higher‐stoichiometry nanoparticle superlattices. Tuning the polymer's molecular weight promotes progressive interstitial filling, transforming ZnS into the fully occupied CaF2${\rm CaF}_2$ lattice. Exchanging polymer assignment between large and small nanoparticles instead breaks CsCl
Binay P. Nayak   +7 more
wiley   +1 more source

Determination of the ion collection efficiency of the Razor Nano Chamber for ultra-high dose-rate electron beams. [PDF]

open access: yesMed Phys, 2022
Cavallone M   +6 more
europepmc   +1 more source

Workshop on X-rays from electron beams With special emphasis on possible developments at ELBE. Transparencies

open access: yes, 2000
Presently, at the Forschungszentrum Rossendorf (FZR) the ELBE facility - a superconducting Electron accelerator of high Brilliance and low Emittance (ELBE) with a maximum electron energy of 40 MeV and a beam current of up to 1 mA - is under construction.
Prade, H. (ed.)   +1 more
core  

Disentangling Bulk and Surface Contributions to Charge and Discharge Fading in High‐Voltage LiCoO2

open access: yesAdvanced Functional Materials, EarlyView.
High‐voltage operation of LiCoO2 accelerates capacity fading through bulk and surface degradation. By introducing a LiTaO3 coating to selectively suppress surface degradation, bulk and surface contributions to charge and discharge fading are decoupled.
Hyungjoon Moon   +6 more
wiley   +1 more source

Laser-driven low energy electron beams for single-shot ultra-fast probing of meso-scale materials and warm dense matter. [PDF]

open access: yesSci Rep, 2023
Falk K   +8 more
europepmc   +1 more source

Coordinated Architectural and Chemical Reinforcement in the Crushing Mandible of a Soldier Termite

open access: yesAdvanced Functional Materials, EarlyView.
The crushing mandible of a soldier termite withstands substantial biting loads despite lacking mineral. Its cuticle is partitioned: convex teeth pair hardness and zinc enrichment with aligned chitin fibers for contact durability, while stiffer concave regions between teeth carry bending loads.
Andrew Tran Nguyen   +16 more
wiley   +1 more source

Dosimetry with a clinical linac adapted to FLASH electron beams. [PDF]

open access: yesJ Appl Clin Med Phys, 2021
Szpala S   +6 more
europepmc   +1 more source

Light‐Induced Field‐Tunneling Synapses in Solution‐Processed Van Der Waals Heterostructures for Scalable, Retina‐Inspired Optical Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A scalable, solution‐processed WSe2/ZrO2‐x van der Waals heterostructure realizes a light‐induced field‐tunneling synapse (LIFTS) that activates exclusively under bright illumination, emulating the photopic adaptation of the human retina at the device level.
Kijeong Nam   +10 more
wiley   +1 more source

Tailoring electron beams with high-frequency self-assembled magnetic charged particle micro optics. [PDF]

open access: yesNat Commun, 2022
Huber R   +13 more
europepmc   +1 more source

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