Results 11 to 20 of about 51,698 (311)

Plasma-Catalysis for Environmental and Energy-Related Applications [PDF]

open access: yes, 2022
Plasma catalysis has been a topic of research for many years due to its potential for applications in a wide range of chemical, environmental, and energy-related processes. Non-thermal plasma offers an unconventional way to initiate chemical reactions in

core   +2 more sources

Efficacy of cavity liners with/without atmospheric cold helium plasma jet for dentin remineralization

open access: yesBiomaterial Investigations in Dentistry, 2020
Aim: This study aimed to assess the efficacy of cavity liners with/without the atmospheric cold plasma jet (ACPJ) for dentin remineralization. Material and methods The occlusal third of 24 extracted third molars was cut.
Hamid Kermanshah   +3 more
doaj   +1 more source

Gene Expression Alteration by Non-thermal Plasma-Activated Media Treatment in Radioresistant Head and Neck Squamous Cell Carcinoma [PDF]

open access: yesClinical and Experimental Otorhinolaryngology
Objectives. Head and neck squamous cell carcinoma (HNSCC) exhibits high recurrence rates, particularly in cases of radioresistant HNSCC (RR-HNSCC). Non-thermal plasma (NTP) therapy effectively suppresses the progression of HNSCC. However, the therapeutic
Sicong Zheng   +16 more
doaj   +1 more source

Particle Models of Discharge Plasmas in Molecular Gases [PDF]

open access: yes, 2004
We describe a mixed particle/continuum model for discharge plasmas in molecular gases developed by our group, which couples a particle description of the plasma phase with the diffusion/reaction kinetics of atoms and molecules in the gas phase. The model includes an improved treatment of ion kinetics, which fits some serious problems of multi time ...
S Longo, M Capitelli, P Diomede
openaire   +3 more sources

Statistical thermodynamics of dissociating gases and plasmas [PDF]

open access: yesThe Journal of Chemical Physics, 1979
When a dissociation equilibrium is present, the complete phase space should be allocated consistently to either the associated or dissociated species without duplication or omission of any important region. While this problem is trivial in many systems at low pressure, it becomes important and complex for an ionizing system at high pressure. A feasible
openaire   +2 more sources

Evaluation of surface energy and surface stability and adherence of Candida albicans to octa fluoro pentyl (meth) acrylate-coated PEEK using plasma spray

open access: yesDental Research Journal
Background: Polyetheretherketone (PEEK) has favorable properties that make it able to be used as a denture base material, but it is also susceptible to the adhesion of microorganisms.
Majid Jahangir   +4 more
doaj   +3 more sources

Evaluation for efficacy and safety of tooth bleaching by nonthermal atmospheric pressure plasma with saline solution

open access: yesDi-san junyi daxue xuebao, 2019
Objective To evaluate the bleaching efficacy and safety of nonthermal atmospheric pressure plasma (NAPP) with saline solution (0.9% NaCl). Methods Forty extracted human teeth were randomly divided into 4 groups: Group A (NAPP+saline solution), Group B ...
CHEN Dongcai   +4 more
doaj   +1 more source

Novel Recycling Method for Boron Removal from Silicon by Thermal Plasma Treatment Coupled with Steam and Hydrogen Gases

open access: yesMetals, 2017
Boron (B) separation from photovoltaic silicon (Si) remains a research challenge in the recycling field. In this study, a novel B-removal process was developed using thermal plasma treatment coupled with steam and hydrogen gases.
Su-Hyun Baek   +5 more
doaj   +1 more source

RF and Microwave Ion Sources Study at Institute of Modern Physics

open access: yesPlasma, 2021
Intense ion beam production is of high importance for various versatile applications from accelerator injectors to secondary ion mass spectrometry (SIMS). For these purposes, different types of ion beams are needed and, accordingly, the optimum plasma to
Qian Y. Jin   +5 more
doaj   +1 more source

Extracellular Heat Shock Protein 27 Is Released by Plasma-Treated Ovarian Cancer Cells and Affects THP-1 Monocyte Activity

open access: yesPlasma, 2022
Heat shock protein 27 (Hsp27) is a cytoprotective molecule and is inducible via oxidative stress. Anti-cancer therapies, such as the recently investigated gas plasma, subject tumor cells to a plethora of reactive oxygen species (ROS).
Debora Singer   +3 more
doaj   +1 more source

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