2026 · 核能 · GMGPolar offers a taylored Geometric Multigrid solver for geometries described by curvilinear coordinates (in its simplest case, by polar coordinates). GMGPolar uses an implicit extrapolation scheme to raise the converge…
2026 · 核能 · GMGPolar offers a taylored Geometric Multigrid solver for geometries described by curvilinear coordinates (in its simplest case, by polar coordinates). GMGPolar uses an implicit extrapolation scheme to raise the converge…
2026 · 核能 · Blob interactions drive long-range transport in Scrape-Off Layer turbulence. This archive includes movies associated with 2D turbulent simulation presented in Varennes et al. JPP 2026. This paper demonstrates the presenc…
2026 · 核能 · Blob interactions drive long-range transport in Scrape-Off Layer turbulence. This archive includes movies associated with 2D turbulent simulation presented in Varennes et al. JPP 2026. This paper demonstrates the presenc…
2026 · 量子材料 · Molecular dynamics (MD) simulations are a powerful tool for modeling warm and hot dense matter. Density functional theory (DFT) MD simulations are often preferred in dense plasmas in order to accurately model quantum ele…
2025 · 地外矿物 · Since the Voyager mission flybys in 1979, we have known the moon Io to be both volcanically active and the main source of plasma in the vast magnetosphere of Jupiter. Material lost from Io forms neutral clouds, the Io pl…
2025 · 碳中和与 CCUS · Activated carbon (AC) is widely used in pollution control, but it faces significant challenges in regeneration due to secondary pollution and structural degradation. Traditional methods, such as thermal and chemical rege…
2025 · 核能 · PMWI definition and originPlasma Matter Web Interface (PMWI, in reference to Plasma Facing Interactions) is a web-based interface/Web GUI which represents the online evolution of Manager Plasma-Matter (MPM.py). Multiscal…
2025 · 核能 · PMWI definition and originPlasma Matter Web Interface (PMWI, in reference to Plasma Facing Interactions) is a web-based interface/Web GUI which represents the online evolution of Manager Plasma-Matter (MPM.py). Multiscal…
2025 · 核能 · This dataset contains a curated set of results from key physics simulations performed at UKAEA for the STEP Prototype Power Plant, version 1 (SPP-001). It includes the coilset, equilibrium, and kinetic profiles of the ST…
2024 · 地外矿物 · Discharge plasmas, recognized as unique platforms for investigating the origins of chemical life, have garnered extensive interest for their potential to simulate prebiotic conditions. This paper embarks on a comprehensi…
2024 · 碳中和与 CCUS · Abstract For satellites in Very Low Earth Orbit (VLEO) or the upper atmosphere, Air-Breathing Electric Propulsion (ABEP) can be used to counteract the drag effects of the atmosphere or provide attitude control without th…
2024 · 碳中和与 CCUS · The atmospheric pressure pulsed microwave He plasma jet has the advantages of high electron density and abundant active particles, but its shrinking on the discharge electrode morphology limits its application range. In …
2024 · 核能 · The codes and the data in this directory corresponds to the code and results used in the paper [I. Ekmark et al (2024) J. Plasma Phys., Fluid and kinetic studies of tokamak disruptions using Bayesian optimization, http:/…
2024 · 核能 · The codes and the data in this directory corresponds to the code and results used in the paper [I. Ekmark et al (2024) J. Plasma Phys., Fluid and kinetic studies of tokamak disruptions using Bayesian optimization, http:/…
2023 · 地外矿物 · Abstract Laser‐induced breakdown spectra (LIBS) were collected on a diverse suite of ∼2,600 geological standards using four laser energies (2.4–7.2 mJ) to assess how variations in irradiance from stand‐off distance affec…
2026 · 仿生智能 · This document presents a complete engineering deconstruction of the work of Amy Eskridge (Institute for Exotic Science / HoloChron Engineering). Starting from a forensic analysis of the Green Fireballs phenomenon (1948–2…
2026 · 仿生智能 · This document presents a complete engineering deconstruction of the work of Amy Eskridge (Institute for Exotic Science / HoloChron Engineering). Starting from a forensic analysis of the Green Fireballs phenomenon (1948–2…
2026 · 仿生智能 · This document presents a complete engineering deconstruction of the work of Amy Eskridge (Institute for Exotic Science / HoloChron Engineering). Starting from a forensic analysis of the Green Fireballs phenomenon (1948–2…
2026 · 核能 · Identifies plasma turbulence in tokamak fusion as a coherence (Nr pillar) problem, not a fluid mechanics problem. Proposes adding 7-node SOL RF array at f_SOL=181.241 MHz to provide common plasma phase reference. Predict…
2026 · 核能 · Identifies plasma turbulence in tokamak fusion as a coherence (Nr pillar) problem, not a fluid mechanics problem. Proposes adding 7-node SOL RF array at f_SOL=181.241 MHz to provide common plasma phase reference. Predict…
2026 · 核能 · Transitioning from pulsed burning plasma experiments to continuous-wave (CW) commercial fusion power requires a comprehensive evaluation of steady-state operational windows. In this work, a zero-dimensional (0D) power ba…
2026 · 核能 · Transitioning from pulsed burning plasma experiments to continuous-wave (CW) commercial fusion power requires a comprehensive evaluation of steady-state operational windows. In this work, a zero-dimensional (0D) power ba…
2026 · 核能 · This work demonstrates a proof-of-principle for using uncertainty-aware architectures, in combination with active learning techniques and an in-the-loop physics simulation code as a data labeller, to construct effi- cien…
2026 · 核能 · In this paper, an overview of the impurity transport for three H-mode plasmas in the upcoming SPARC tokamak has been provided. The simulations have been performed within the ASTRA+STRAHL framework, using FACIT and TGLF-S…
2026 · 核能 · Over the last decade, tearing research progress has been accelerated thanks to the demonstrated efficacy of machine learning (ML) techniques—specifically for predicting and controlling tearing modes (TMs) in tokamak plas…
2025 · 碳中和与 CCUS · In this work, a dielectric barrier discharge (DBD) non-thermal plasma/catalytic reactor was used under a range of process conditions, designed to maximise the hydrogenation of CO₂ to methane. A Ni/Al₂O₃ catalyst was used…
2025 · 核能 · Multiscale Plasma and Material Management Code is a fully parallelized multiscale program that simulates the temporal evolution of the morphology of bcc materials (such as tungsten) in contact with nuclear fusion plasmas…
2025 · 核能 · Multiscale Plasma and Material Management Code is a fully parallelized multiscale program that simulates the temporal evolution of the morphology of bcc materials (such as tungsten) in contact with nuclear fusion plasmas…
2022 · 地外矿物 · This study investigates the feasibility of in-situ manufacturing of a functionally graded metallic-regolith. To fabricate the gradient, digital light processing, an additive manufacturing technique, and spark plasma sint…
2022 · 核能 · Abstract Nuclear fusion using magnetic confinement, in particular in the tokamak configuration, is a promising path towards sustainable energy. A core challenge is to shape and maintain a high-temperature plasma within t…
2020 · 地外科学 · Abstract Mercury's flux transfer event (FTE) showers are dayside magnetopause crossings accompanied by large numbers (≥10) of magnetic flux ropes (FRs). These shower events are common, occurring during 52% (1,953/3,748) …
2020 · 核能 · The SPARC tokamak is a critical next step towards commercial fusion energy. SPARC is designed as a high-field ( $B_0 = 12.2$ T), compact ( $R_0 = 1.85$ m, $a = 0.57$ m), superconducting, D-T tokamak with the goal of prod…
2024 · 碳中和与 CCUS · This study explores the suitability of hydrogen-based plasma in direct power extraction (DPE) as a non-conventional electricity generation method. We apply computational modeling and principles in physics and chemistry t…
2026 · 核能 · Nuclear fusion is an appealing source of energy because of the abundance of the fuel and the low levels of carbon emissions it produces. The tokamak, which confines a plasma using magnetic fields, is the most mature nucl…
2019 · 具身智能 · Abstract Applications of atmospheric pressure plasma jets (APPJs) present challenging feedback control problems due to the complexity of the plasma-substrate interactions. The plasma treatment of complex substrates is pa…
2019 · 核能 · The interaction processes between the burning plasma and the first wall in a fusion reactor are diverse: the first wall will be exposed to extreme thermal loads of up to several tens of megawatts per square meter during …
2017 · 核能 · Abstract The dependence of plasma transport and confinement on the main hydrogenic ion isotope mass is of fundamental importance for understanding turbulent transport and, therefore, for accurate extrapolations of confin…
2017 · 核能 · The impurity-seeded detached divertor is essential for heat exhaust in ITER and other reactor-relevant devices. Dedicated experiments with injection of N 2 , Ne and Ar have been performed in DIII-D to assess the impact o…
2015 · 核能 · The paper discusses edge stability, beta limits and power handling issues for negative triangularity tokamaks. The edge magnetohydrodynamic stability is the most crucial item for power handling. For the case of negative …
2015 · 核能 · The extrapolation of the energy confinement time to the next generation of devices has been investigated both theoretically and experimentally for several decades in the tokamak community. Various scaling expressions hav…
2013 · 核能 · The influence of both positive and negative bias on global and plasma-edge parameters has been comparatively studied with a newly designed electrode biasing system in the J-TEXT tokamak. Compared to the 0 V bias case, th…
2012 · 核能 · The recently proposed magnetized liner inertial fusion approach to a Z-pinch driven fusion [Slutz et al., Phys. Plasmas 17, 056303 (2010)] is based on the use of an axial magnetic field to provide plasma thermal insulati…
2012 · 量子材料 · Abstract Over the past few years mid-infrared absorption spectroscopy based on quantum cascade lasers operating over the region from 3 to 12 µm and called quantum cascade laser absorption spectroscopy or QCLAS has progre…
2012 · 量子材料 · Plasma etching is an important tool in nano-device fabrication. We report a study on argon plasma etching of topological insulator materials Bi2Se3, Bi2Te3, Sb2Te3 and Bi2Te2Se using exfoliated flakes (with starting thic…
2011 · 核能 · An aluminum hemispherical cavity (diameter: 11.1 mm) was used to confine plasmas produced by a KrF excimer laser in air from a steel target with a low concentration manganese in laser-induced breakdown spectroscopy. A si…
2011 · 半导体与先进封装 · Third and fifth harmonic generation of an IR (1.064 μm) pulsed laser has been produced in ablation plasmas of the wide bandgap semiconductors CdS and ZnS. The study of the temporal behaviour of the harmonic emission has …
2010 · 核能 · Interaction between shear flows and plasma instabilities in axially symmetric mirrors can lead to improved confinement, observed both in experiments on the gas dynamic trap and in simulations. Shear flows, driven via bia…
2010 · 核能 · A laser ion source (LIS) can easily provide a high current beam. However, it has been difficult to obtain a longer beam pulse while keeping a high current. On occasion, longer beam pulses are required by certain applicat…
2010 · 量子材料 · We have measured spatiotemporal structures of excited species by laser spectroscopic methods in a plasma jet, which was driven by a bipolar impulse voltage pulse train of the order of kilohertz repetition rate applied ac…
2007 · 核能 · The understanding and predictive capability of transport physics and plasma confinement is reviewed from the perspective of achieving reactor-scale burning plasmas in the ITER tokamak, for both core and edge plasma regio…
2007 · 核能 · A new mode of plasma confinement is demonstrated in which essentially all positive ions leave the plasma to only one boundary while essentially all electrons are lost to a different boundary. Sheaths near the plasma boun…
2006 · 核能 · High-power pulsed dc magnetron discharges for ionized high-rate sputtering of metallic films were systematically investigated. The depositions were performed using two unbalanced circular magnetrons of different types wi…
2005 · 核能 · Experimental data obtained on the TCABR tokamak ( R = 0.61 m, a = 0.18 m) with an electrically polarized electrode, placed at r = 0.16 m, is reported in this paper. The experiment was performed with plasma current of 90 …
2005 · 核能 · International collaboration on development of a stellarator confinement database has progressed. More than 3000 data points from nine major stellarator experiments have been compiled. Robust dependences of the energy con…
2005 · 核能 · A comprehensive review of zonal flow phenomena in plasmas is presented. While the emphasis is on zonal flows in laboratory plasmas, planetary zonal flows are discussed as well. The review presents the status of theory, n…
2004 · 核能 · Characteristics of MHD instabilities and their impacts on plasma confinement are studied in current free plasmas of the Large Helical Device. Spontaneous L–H transition is often observed in high beta plasmas close to 2% …
2004 · 核能 · The dynamics and confinement of laser-created plumes expanding across a transverse magnetic field have been investigated. 1.06 microm, 8 ns pulses from a neodymium-doped yttrium aluminum garnet laser were used to create …
2001 · 核能 · The major increase in discharge duration and plasma energy in a next-step DT fusion reactor will give rise to important plasma-material effects that will critically influence its operation, safety and performance. Erosio…
2001 · 核能 · High-confinement (H-mode) operation is the choice for next-step tokamak devices based either on conventional or advanced tokamak physics. This choice, however, comes at a significant cost for both the conventional and ad…