A review of radiative detachment studies in tokamak advanced magnetic divertor configurations

VA Soukhanovskii - Plasma Physics and Controlled Fusion, 2017 - iopscience.iop.org
The present vision for a plasma–material interface in the tokamak is an axisymmetric
poloidal magnetic X-point divertor. Four tasks are accomplished by the standard poloidal X …

Physics design of new lower tungsten divertor for long-pulse high-power operations in EAST

GS Xu, L Wang, DM Yao, GZ Jia, CF Sang… - Nuclear …, 2021 - iopscience.iop.org
A new lower tungsten divertor has been developed and installed in the EAST
superconducting tokamak to replace the previous graphite divertor with power handling …

[HTML][HTML] Recent progress of plasma exhaust concepts and divertor designs for tokamak DEMO reactors

N Asakura, K Hoshino, S Kakudate, F Subba… - Nuclear Materials and …, 2023 - Elsevier
The power exhaust concept and an appropriate divertor design are common critical issues
for tokamak DEMO design activities which have been carried out in Europe, Japan, China …

Japan's efforts to develop the concept of JA DEMO during the past decade

K Tobita, R Hiwatari, Y Sakamoto… - Fusion Science and …, 2019 - Taylor & Francis
This paper summarizes the evolution of Japanese DEMO design studies in a retrospective
manner by highlighting efforts to resolve critical design issues on DEMO. Japan is currently …

First experimental tests of a new small angle slot divertor on DIII-D

HY Guo, HQ Wang, JG Watkins, L Casali… - Nuclear …, 2019 - iopscience.iop.org
A new small angle slot (SAS) divertor concept has been developed to enhance neutral
cooling across the divertor target by coupling a closed slot structure with appropriate target …

Studies of power exhaust and divertor design for a 1.5 GW-level fusion power DEMO

N Asakura, K Hoshino, S Suzuki, S Tokunaga… - Nuclear …, 2017 - iopscience.iop.org
Power exhaust to the divertor and the conceptual design have been investigated for a
steady-state DEMO in Japan with 1.5 GW-level fusion power and the major radius of 8.5 m …

Non-contact measurement of thermal diffusivity in ion-implanted nuclear materials

F Hofmann, DR Mason, JK Eliason, AA Maznev… - Scientific reports, 2015 - nature.com
Abstract Knowledge of mechanical and physical property evolution due to irradiation
damage is essential for the development of future fission and fusion reactors. Ion-irradiation …

Small angle slot divertor concept for long pulse advanced tokamaks

HY Guo, CF Sang, PC Stangeby, LL Lao… - Nuclear …, 2017 - iopscience.iop.org
SOLPS-EIRENE edge code analysis shows that a gas-tight slot divertor geometry with a
small-angle (glancing-incidence) target, named the small angle slot (SAS) divertor, can …

Present status of liquid metal research for a fusion reactor

FL Tabarés - Plasma Physics and Controlled Fusion, 2015 - iopscience.iop.org
Although the use of solid materials as targets of divertor plasmas in magnetic fusion
research is accepted as the standard solution for the very challenging issue of power and …

Thermal conductivity reduction of tungsten plasma facing material due to helium plasma irradiation in PISCES using the improved 3-omega method

S Cui, M Simmonds, W Qin, F Ren, GR Tynan… - Journal of Nuclear …, 2017 - Elsevier
The near-surface region of plasma facing material (PFM) plays an important role in thermal
management of fusion reactors. In this work, we measured thermal conductivity of tungsten …