Publication

Comparison of high density and nitrogen seeded detachment using SOLPS-ITER simulations of the tokamak a configuration variable

Related publications (33)

Synthesis of metal oxide-overcoated carbon materials by liquid phase ALD and their applications in catalysis

Coating nano particles and other substrates for efficiency enhancement, protection and obtaining new atomic structures is a widespread research topic in catalysis and material synthesis. Thus far, different approaches of coating, ranging from simplest to s ...

EPFL2023

Plasma-Assisted Hybrid Vapour Deposition Technology for Thin Film Fabrication

Caroline Hain

Continuous development of thin film deposition technologies is essential for the fabrication of films that meet the specific requirements of their target applications and working conditions. Therefore, it is necessary to increase the number of accessible a ...

EPFL2023

Negative ion density in the ion source SPIDER in Cs free conditions

Riccardo Agnello

The SPIDER experiment, operated at the Neutral Beam Test Facility of Consorzio RFX, Padua, hosts the prototype of the H-/D- ion source for the ITER neutral beam injectors. The maximization of the ion current extracted from the source and the minimization o ...

2022

Fabrication of glass suspended microchannel resonators

The goal of this project was to study if the fabrication of glass suspended microchannel resonators was possible. Through trial and error, the process parameters were determined, starting from the ideal dose in the dry etching process. The ideal size was d ...

2021

Carbon-Decorated Na3V2(PO4)(3) as Ultralong Lifespan Cathodes for High-Energy-Density Symmetric Sodium-Ion Batteries

Kangning Zhao, Minmin Liu

In this work, several carbon-decorated Na3V2(PO4)(3) materials (NVP@C-750/800/850) are successfully fabricated using a solgel approach and subsequent heat treatment. When NVP@C-800 is used as a cathode, it shows an ultralong cycle life (2000 cycles) at a h ...

AMER CHEMICAL SOC2021

Analysis of the inter-species power balance in JET plasmas

Henri Weisen, Mikhail Maslov

Most auxiliary heating methods provide heating to more than one particle species (electrons, ions, impurities) in a fusion plasma. This can lead to substantial temperature differences between species, depending on conditions such as heating power to the di ...

IOP PUBLISHING LTD2020

Experiments and modelling for glow discharge plasmas applied to niobium sputter deposition in superconducting radiofrequency cavities

Thibaut François Hugo Richard

Thin film coatings are ubiquitous in modern daily lives, from the semi-conductor industry to aesthetic applications, and rely on the modification of a given material to enhance its surface properties. At CERN (European Organization for Nuclear Research), t ...

EPFL2019

An improved understanding of the roles of atomic processes and power balance in divertor target ion current loss during detachment

Basil Duval, Holger Reimerdes, Benoît Labit, Christian Gabriel Theiler, Umar Sheikh, Nicola Vianello, Cedric Kar-Wai Tsui, Kevin Henricus Annemarie Verhaegh, Roberto Maurizio, Mirko Wensing, Hugo De Oliveira, Claudio Marini

The process of divertor detachment, whereby heat and particle fluxes to divertor surfaces are strongly diminished, is required to reduce heat loading and erosion in a magnetic fusion reactor to acceptable levels. In this paper the physics leading to the de ...

2019

Optimization of Sputter Deposition Process for Piezoelectric AlN Ultra-Thin Films

Kaitlin Marie Howell, Roman Welz

The sputtering conditions for the deposition of the layers underneath active AlN films were analyzed for improving the quality of the active AlN, and the dependence of AlN deposition temperature on crystalline quality was investigated, where a reduced depo ...

2017

Titanium carbide-carbon porous nanocomposite materials for radioactive ion beam production

João Pedro Fernandes Pinto Ramos

The Isotope Separator OnLine (ISOL) technique is used at the ISOLDE - Isotope Separator OnLine DEvice facility at CERN, to produce radioactive ion beams for physics research. At CERN protons are accelerated to 1.4 GeV and made to collide with one of two ta ...

EPFL2017

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