Results 51 to 60 of about 31,277 (294)

charge-exchange ionization

open access: yes, 2014
Citation: 'charge-exchange ionization' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.C00989 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Catalytically Enhanced Near Room‐Temperature Hydrogen Sensing Using Pd‐ZnO Colloidal Crystals

open access: yesAdvanced Functional Materials, EarlyView.
Pd‐decorated ZnO colloidal crystal monolayers demonstrate excellent performance across a wide hydrogen concentration range at 33°C, with high selectivity and reproducible device fabrication. The sensors show strong responses even at low‐ppm H2 concentrations and an ultra‐low detection limit of 82 ppb, indicating their suitability for diverse hydrogen ...
Hamidah Alluhaybi   +13 more
wiley   +1 more source

CHARGE EXCHANGE IN LABORATORY AND ASTROPHYSICAL PLASMAS [PDF]

open access: yes, 1988
De récentes expériences menées sur des plasmas de tokamaks démontrent que les échanges de charges se manifestent dans une grande variété de situations. On réalise maintenant que des échanges de charges impliquant les états excités de l'hydrogène doivent ...
D. PEQUIGNOT
core   +1 more source

Model of charge-state distributions for electron cyclotron resonance ion source plasmas

open access: yesPhysical Review Special Topics. Accelerators and Beams, 1999
A computer model for the ion charge-state distribution (CSD) in an electron cyclotron resonance ion source (ECRIS) plasma is presented that incorporates non-Maxwellian distribution functions, multiple atomic species, and ion confinement due to the ...
D. H. Edgell   +4 more
doaj   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Ionization rates in the heliosheath and in astrosheaths [PDF]

open access: yes, 2014
Context. In the heliosphere, especially in the inner heliosheath, mass-, momentum-, and energy-loading induced by the ionization of neutral interstellar species plays an important, but for some species, especially helium, an ...
H.-J. Fahr   +9 more
core   +2 more sources

Production and Loss Processes of Hydrogen Energetic Neutral Atoms in the Heliosphere from 5 eV–500 keV

open access: yesThe Astrophysical Journal Supplement Series
Energetic neutral atom (ENA) observations provide valuable insights into the plasma conditions in the heliosphere and the surrounding interstellar medium.
Paweł Swaczyna   +2 more
doaj   +1 more source

Study of energy loss processes during hydrogen gas puffing by the PIC simulation

open access: yesNuclear Materials and Energy, 2021
This research numerically studies the formation of a detached plasma and the energy loss processes during hydrogen (H) gas puffing by using the 1D-3 V Particle-In-Cell (PIC) code.
M.S. Islam   +3 more
doaj   +1 more source

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Ionization mechanisms in capillary supercritical fluid chromatography-chemical ionization mass spectrometry [PDF]

open access: yes, 1991
Ionization mechanisms have been studied for supercritical fluid chromatography (SFC) with mass spectrometric (MS) detection. One of the problems associated with SFC-MS is the interference of mobile phase constituents in the ionization process, which ...
Leclercq, P.A.   +8 more
core   +1 more source

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