Explanipedia

Active tungsten expulsion in ELM-absent H-mode plasmas via on-demand ELM triggering with lithium granule injection Open

Zhen Sun, R. Maingi, Yunxin Cheng, Yuzhong Qian, Wei Xu , et al. · 2025

Lithium granules gravitationally injected into the upper X -point region demonstrated on-demand edge-localized modes (ELM) triggering in otherwise ELM-suppressed H-mode plasmas on the Experimental Advanced Superconducting Tokamak. Sub-mm l…

Investigation of MHD events and associated toroidal rotation variation in an EAST long-pulse discharge Open

Ruiping Zhu, Yuqi Chu, Hui Sheng, Weixing Ding, Haiqing Liu , et al. · 2025

The self-organizing regime has been studied in an Experimental Advanced Superconducting Tokamak (EAST) long-pulse discharge. Multiple magnetohydrodynamic (MHD) instabilities and associated change in the core toroidal rotation were observed…

Dynamical freezing and enhanced magnetometry in an interacting spin ensemble Open

Yanan Lu, Yuan Dong, Yue Ma, Yanqing Liu, S. S. Jiang , et al. · 2025

Understanding and controlling non-equilibrium dynamics in quantum many-body systems is a fundamental challenge in modern physics, with profound implications for advancing quantum technologies. Typically, periodically driven systems in the …

Phage Therapy Enhances Survival, Immune Response, and Metabolic Resilience in Pacific White Shrimp (Litopenaeus vannamei) Challenged with Vibrio parahaemolyticus Open

Chao Zeng, Long Qi, Chenchen Guan, Yu-Lin K. Chang, Yu-Yun He , et al. · 2025

Acute hepatopancreatic necrosis disease (AHPND), caused by the bacterium Vibrio parahaemolyticus, is a major threat to global shrimp aquaculture. In this study, we evaluated the therapeutic effects of phage therapy in Litopenaeus vannamei …

Inaugural central fueling experiment with Compact Torus in EAST Open

Yang Ye, Defeng Kong, Mingsheng Tan, Fubin Zhong, Chengming Qu , et al. · 2025

We report, for the first time, non-disruptive central fueling experiments utilizing Compact Torus (CT) plasma injection in the medium-sized fully-superconducting tokamak, EAST ( R 0 = 1.9 m, a = 0.45 m, B t = 1.5–2.5 T). In these experimen…

A novel MIR100HG transcript enhances tumorigenesis by inducing BCLAF1-mediated alternative splicing in colorectal cancer Open

Mingrui Dai, Yuhua Shi, Hailin Zhao, Yue Hu, Xianling Cong , et al. · 2025

Our study reveals a novel MIR100HG transcript induced by TGFβ/SMAD signaling and explores its distinct oncogenic mechanism through a structure-specific interaction with the BCLAF1. These findings suggest distinct MIR100HG transcripts may e…

Characteristics of distribution for edge fluctuation modes on divertor plate in Experimental Advanced Superconducting Tokamak (EAST) Open

Ziqiang Zhou, Tao Zhang, Feifei Long, Xiaoju Liu, Zheng Zhou , et al. · 2025

It has been found that a medium-n (n = 12–17) edge coherent mode (ECM) shows a disconnection between outer midplane and divertor region in upper single null configuration discharges on Experimental Advanced Superconducting Tokamak (EAST) […

On the role of ion temperature gradient turbulence in driving ion thermal transport in neutral beam injection-heated L-mode plasmas in a superconducting tokamak Open

P. J. Sun, Y. Ren, Weixing Wang, Xiaofeng Han, Haiqing Liu , et al. · 2025

In this paper, we report a detailed experimental study of the role of ion-temperature-gradient driven turbulence in driving ion thermal transport in neutral beam injection (NBI)-heated L-mode plasmas in Experimental Advanced Superconductin…

Study of runaway electrons during EAST plasma start-up Open

Yang Hong, Li Zeng, Tian Tang, Dalong Chen, S. Y. Lin , et al. · 2025

H-mode characteristics and first experimental results of current drive with electron cyclotron waves on EAST Open

Miaohui Li, Wen-Long Ma, Weiye Xu, Handong Xu, Cong-Feng Wu , et al. · 2025

Reproducible H-mode plasmas with electron cyclotron (EC) waves as the sole auxiliary heating tool have been achieved recently on EAST in a broad range of plasma parameters with an ITER-like tungsten divertor. The macroscopic characteristic…

Discharge path-dependent bifurcation of plasma confinement on EAST Open

Nong Xiang, Yueheng Huang, Zehua Qian, Jiale Chen, Jinping Qian , et al. · 2025

We report the first experimental observation of confinement state bifurcation in steady-state H-mode discharges sustained by lower hybrid wave (LHW) current drive and electron cyclotron resonance heating on the EAST superconducting tokamak…

Edge and core impurity behavior and transport in EAST H-mode plasma with internal transport barrier Open

Wenmin Zhang, Ling Zhang, Yuqi Chu, S. Morita, Xiang Gao , et al. · 2025

After installation of tungsten divertor in EAST, impurity accumulation of tungsten ions has been frequently observed in H-mode discharge with internal transport barrier (ITB) due to an enhancement of the impurity confinement inside the ITB…

Modeling study of synergistic effects between lower hybrid and electron cyclotron current drive on EAST Open

S. G. Baek, Miaohui Li, W. Choi, P. T. Bonoli, B. Ding , et al. · 2025

Recent radio frequency (RF) current drive experiments in EAST provide an opportunity to investigate RF synergy effects between electron cyclotron (EC) and lower hybrid (LH) current drive. Synergy current is the excess current that can aris…

Localized 3D control of energetic electron-driven toroidal Alfven eigenmode using resonant magnetic perturbations in the EAST tokamak Open

Nan Chu, Youwen Sun, Youjun Hu, Biao Shen, Huihui Wang , et al. · 2025

The formation of a static 3D helically localized perturbation structure of the toroidal Alfvén eigenmode (TAE) is observed for the first time under static magnetic islands induced by resonant magnetic perturbations (RMPs) in tokamak plasma…

The trading decision model of joint power market contain frequency/regulation/reserve Open

Hailin Zhao, Weiqing Wang, Xiaozhu Li · 2025

This paper propose a Nash Stackelberg game based trading decision model of joint power market contain frequency/regulation/reserve for day ahead transaction to deal with the challenges brought by the insufficient peak shaving and frequency…

Strong electron temperature stiffness induced by broad-band turbulence in high poloidal beta plasmas on EAST Open

Fei Chen, Yunchan Hu, Yadong Li, Xiaojie Wang, Pan Li , et al. · 2025

We report observations of strong electron temperature profile stiffness in high poloidal beta ( ) plasmas on EAST for the first time. Key features of this regime include: (1) Negligible contributions to stored energy and electron …

Study of Runaway Electrons During East Plasma Start-Up Open

Yong Cheol Hong, Tian Tang, Xiang Gao, Long Zeng, Dalong Chen , et al. · 2025

ECW assisted plasma startup with low toroidal electric field and full metal wall in EAST superconducting tokamak Open

Wenbin Liu, J.P. Qian, H.J. Sun, Hyun-Tae Kim, Runze Chen , et al. · 2024

Recent experimental results from the EAST superconducting tokamak with a full metal wall (without Li-coating) provide strong support for the ITER startup scheme with electron cyclotron wave (ECW) assistance. Detailed investigations were pe…

The seeding of neoclassical tearing modes by resonant magnetic perturbations in the EAST tokamak Open

Tonghui Shi, Wei Liu, Youwen Sun, Huihui Wang, Qun Ma , et al. · 2024

This work presents a robust methodology for effectively distinguishing between the seed island and the onset of the neoclassical tearing mode (NTM) in the EAST tokamak. Unlike previously employed methods, the width of the seed island is ca…

Disconnection of edge coherent modes between the outer midplane and divertor target in EAST H-mode plasma Open

Ziqiang Zhou, Tao Zhang, Feifei Long, Zhen Zhou, Kangning Geng , et al. · 2024

The edge coherent mode (ECM) is considered a highly attractive pedestal mode because it extends the duration of edge-localized modes and increases particle and impurity transport without significantly affecting energy transport. Moreover, …

I-mode plasma confinement improvement by real-time lithium injection and its classification on EAST tokamak Open

X. Zhong, Xiao Lan Zou, A. D. Liu, Yuntao Song, G. Zhuang , et al. · 2024

I-mode is a promising regime for future fusion reactors due to the high energy confinement and the moderate particle confinement. However, the effect of lithium, which has been widely applied for particle recycling and impurity control, on…

A Method for Assisting GNSS/INS Integrated Navigation System during GNSS Outage Based on CNN-GRU and Factor Graph Open

Hailin Zhao, Fuchao Liu, Wenjue Chen · 2024

In complex urban road environments, vehicles inevitably experience frequent or sustained interruptions of the Global Navigation Satellite System (GNSS) signal when passing through overpasses, near tall buildings, and through tunnels. This …

A Hybrid Algorithm of LSTM and Factor Graph for Improving Combined GNSS/INS Positioning Accuracy during GNSS Interruptions Open

Fuchao Liu, Hailin Zhao, Wenjue Chen · 2024

In urban road environments, global navigation satellite system (GNSS) signals may be interrupted due to occlusion by buildings and obstacles, resulting in reduced accuracy and discontinuity of combined GNSS/inertial navigation system (INS)…

Trajectory-Tracking Control of Unmanned Vehicles Based on Adaptive Variable Parameter MPC Open

Wenjue Chen, Fuchao Liu, Hailin Zhao · 2024

Aiming at the problems of the poor trajectory-tracking performance and low control accuracy of unmanned vehicles under complex working conditions, we first estimate the lateral force of tires using the square root cubature Kalman filter (S…

High-<i>k</i> turbulence characteristics in density modulation experiments of EAST Open

Fei Chen, P. Li, Y. D. Li, Xiaojie Wang, Guojiang Wu , et al. · 2024

High-k turbulence (1 < kθρs < 5) spectrograms have been directly measured in density modulation experiments of the EAST tokamak using the collective Thomson scattering diagnostic system. Density-peaking modulation is achieved in Lowe…

Design of a Fourier-transform spectrometer for detector characterization on CMB polarization telescope Open

Shiyan Meng, Yong Liu, Tianfu Zhou, Yilun Zhu, Hailin Zhao , et al. · 2024

We present the design of a Fourier-transform spectrometer (FTS) tailored for operation within the frequency range of 75 GHz to 300 GHz, offering a spectral resolution surpassing 2 GHz. This FTS can be used for characterizing detectors on a…

Experimental and simulation analysis of Weakly Coherent Modes in I-mode discharges on EAST Open

Yanjun Liu, Zhaoxian Liu, T.Y. Xia, Tao Zhang, A. D. Liu , et al. · 2024

This paper reports the recent observation of a weakly coherent mode (WCM) within a conventional reflectometer on EAST and successfully determines its poloidal wavenumber range. During the transition from the L-mode to I-mode, the line-aver…

Neoclassical tearing mode stabilization by electron cyclotron current drive in EAST tokamak experiments Open

Y. Zhang, X.J. Wang, Fashui Hong, Wei Zhang, Handong Xu , et al. · 2024

The stabilization of the m / n = 2/1 neoclassical tearing mode (NTM) by electron cyclotron current drive (ECCD) has been carried out in EAST H-mode discharges, where m / n is the poloidal/toroidal mode number. The experimental results are …

Product state-resolved reactive scattering calculations using stairshaped grids in hyperspherical coordinates for the quantum wavepacket method Open

Umair Umer, Syed Muhammad Usama, Hailin Zhao, Zhigang Sun · 2024

Effcient calculations of the quantum product state-resolved diﬀerential cross-sections play a crucial role in unraveling the dynamics of a chemical reaction. Using hyperspherical coordinates, a stair shaped grid-based time-dependent quantu…

I-mode Plasma Confinement Improvement by Real-time Lithium Injection and its Classification on EAST Tokamak Open

X. M. Zhong, X. L. Zou, A. D. Liu, Yuntao Song, G. Zhuang , et al. · 2024

I-mode is a promising regime for future fusion reactors due to the high energy confinement and the moderate particle confinement. However, the effect of lithium, which has been widely applied for particle recycling and impurity control, on…

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