Yu Gao
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View article: Correlation between radiated power and target heat flux in the island divertor of W7-X
Correlation between radiated power and target heat flux in the island divertor of W7-X Open
Radiative losses from the plasma represent a key component of global power balance in a magnetic confinement fusion device. Measurements of the plasma radiation and its spatial distribution are essential for physical studies and to ensure …
View article: SEdb 3.0: a comprehensive super-enhancer database across multiple species
SEdb 3.0: a comprehensive super-enhancer database across multiple species Open
Super-enhancers (SEs) are key DNA cis-regulatory elements that play a central role in regulating tissue/cell-specific gene expression, thereby maintaining cellular identity and function. SEdb 3.0 (http://www.licpathway.net/sedb) provides a…
View article: Effect of AC Pre-Charging of Epoxy Insulator on Flashover Properties in Eco-Friendly Binary Gas Mixtures
Effect of AC Pre-Charging of Epoxy Insulator on Flashover Properties in Eco-Friendly Binary Gas Mixtures Open
Metal particles and surface charge accumulation are considered the key factors that could trigger unexpected flashovers of insulators equipped in gas-insulated switchgear (GIS). In eco-friendly gases, the flashover properties and the syner…
View article: Proper orthogonal decomposition as an analytical approach to parametrisation of asymmetry and heat flux analysis in the Wendelstein 7-X stellarator
Proper orthogonal decomposition as an analytical approach to parametrisation of asymmetry and heat flux analysis in the Wendelstein 7-X stellarator Open
The complex dynamics of plasma and the heat flux through divertors in stellarator fusion devices, with a focus on the Wendelstein 7-X (W7-X), can be more easily understood by leveraging the proper orthogonal decomposition (POD) method. POD…
View article: New Physics Search at the CEPC: a General Perspective
New Physics Search at the CEPC: a General Perspective Open
The Circular Electron-Positron Collider (CEPC), a proposed next-generation Higgs factory, provides new opportunities to explore physics beyond the Standard Model (SM). With its clean electron-positron collision environment and the ability …
View article: Combinatorial optimization enhanced by shallow quantum circuits with 104 superconducting qubits
Combinatorial optimization enhanced by shallow quantum circuits with 104 superconducting qubits Open
A pivotal task for quantum computing is to speed up solving problems that are both classically intractable and practically valuable. Among these, combinatorial optimization problems have attracted tremendous attention due to their broad ap…
View article: YOLOv13-Cone-Lite: An Enhanced Algorithm for Traffic Cone Detection in Autonomous Formula Racing Cars
YOLOv13-Cone-Lite: An Enhanced Algorithm for Traffic Cone Detection in Autonomous Formula Racing Cars Open
This study introduces YOLOv13-Cone-Lite, an enhanced algorithm based on YOLOv13s, designed to meet the stringent accuracy and real-time performance demands for traffic cone detection in autonomous formula racing cars on enclosed tracks. We…
View article: Multi-X-point radiation and its dynamics in up/down asymmetry in plasma detachment regimes in Wendelstein 7-X
Multi-X-point radiation and its dynamics in up/down asymmetry in plasma detachment regimes in Wendelstein 7-X Open
In Wendelstein 7-X (W7-X), stable plasma detachment in ECRH hydrogen plasmas is routinely achieved with the standard magnetic configuration, containing five magnetic islands in the scrape-off layer (SOL). Plasma detachment induced by intri…
View article: Effect of Gas Content on Surface Charge Accumulation of Epoxy Insulator in C4F7N/CO2/O2 Mixture Under AC Voltage
Effect of Gas Content on Surface Charge Accumulation of Epoxy Insulator in C4F7N/CO2/O2 Mixture Under AC Voltage Open
Perfluoroisobutyronitrile (C4F7N) has emerged as a promising SF6 alternative due to its superior dielectric properties and acceptable environmental impact. However, the gas–solid interfacial charge accumulation behavior in such gas mixture…
View article: Influence of joint fissure occurrence on stress distribution of coal wall in large mining height
Influence of joint fissure occurrence on stress distribution of coal wall in large mining height Open
In order to ensure the stability of coal wall of fully mechanized mining face with large mining height, Aiming at the prominent problem that the rib spalling rate of coal wall in fully mechanized mining face with large mining height is hig…
View article: A neural network-based method for input parameter optimization of edge transport modeling utilizing experimental diagnostics
A neural network-based method for input parameter optimization of edge transport modeling utilizing experimental diagnostics Open
A neural network–based method is developed to fast optimize EMC3-EIRENE input parameters, enabling EMC3-EIRENE to produce synthetic data that closely match experimental measurements on Wendelstein 7-X (W7-X). Initially, an EMC3-EIRENE simu…
View article: Predicting Overload Risk on Plasma-Facing Components at Wendelstein 7-X from IR Imaging Using Self-Organizing Maps
Predicting Overload Risk on Plasma-Facing Components at Wendelstein 7-X from IR Imaging Using Self-Organizing Maps Open
Overload detection is crucial in nuclear fusion experiments to prevent damage to plasma-facing components (PFCs) and ensure the safe operation of the reactor. At Wendelstein 7-X (W7-X), real-time monitoring and prediction of thermal events…
View article: Surface Charge Accumulation on Basin-Shape Insulator in Various Eco-Friendly Gases with Metal Particle Under AC Voltage
Surface Charge Accumulation on Basin-Shape Insulator in Various Eco-Friendly Gases with Metal Particle Under AC Voltage Open
Surface charge accumulation is considered one of the key factors that lead to unexpected insulator flashover failures in gas-insulated switchgear (GIS). With the existence of metal particles, charge accumulation characteristics on insulato…
View article: Retrospective comparation of three surgical interventions for retained products of conception (RPOC) following terminations of pregnancy in the second and third trimesters: a single center study
Retrospective comparation of three surgical interventions for retained products of conception (RPOC) following terminations of pregnancy in the second and third trimesters: a single center study Open
Hysteroscopic electroresection for RPOC within the specified timeframes resulted in shorter operation times, reduced bleeding, lower IUA rate, and fewer secondary surgeries compared to D&C or earlier electroresection.
View article: Prox-PINNs: A Deep Learning Algorithmic Framework for Elliptic Variational Inequalities
Prox-PINNs: A Deep Learning Algorithmic Framework for Elliptic Variational Inequalities Open
Elliptic variational inequalities (EVIs) present significant challenges in numerical computation due to their inherent non-smoothness, nonlinearity, and inequality formulations. Traditional mesh-based methods often struggle with complex ge…
View article: Demonstration of low-overhead quantum error correction codes
Demonstration of low-overhead quantum error correction codes Open
Quantum computers hold the potential to surpass classical computers in solving complex computational problems. However, the fragility of quantum information and the error-prone nature of quantum operations make building large-scale, fault-…
View article: In-vessel colorimetry of Wendelstein 7-X first wall components after OP2.1
In-vessel colorimetry of Wendelstein 7-X first wall components after OP2.1 Open
Colorimetry has been continuously utilized for the estimation of deposition layer distribution on the first wall panels and divertor target elements in each Operation Phases (OP) of Wendelstein 7-X (W7-X). In OP2.1, significant achievement…
View article: Spectroscopic camera system at Wendelstein 7-X
Spectroscopic camera system at Wendelstein 7-X Open
A network of spectroscopic cameras was installed and successfully operated during the entire operation phase 1 of the optimized stellarator, Wendelstein 7-X. This diagnostic system enabled spatially resolved measurements of photon fluxes a…
View article: Analysis and research on the movement behavior of dust particles during powder feeding
Analysis and research on the movement behavior of dust particles during powder feeding Open
With the development of industry, the demand for powdered materials has gradually increased. Dust pollution generated during the loading and transportation of powdered materials has become increasingly severe. Silica powder is widely used …
View article: Investigation of island size effect on radiation distribution during attached and detached plasmas in the island divertor of W7-X
Investigation of island size effect on radiation distribution during attached and detached plasmas in the island divertor of W7-X Open
View article: A Practical Approach for Rapid Grading Cotton Verticillium Wilt Severity for Remote Sensing Monitoring
A Practical Approach for Rapid Grading Cotton Verticillium Wilt Severity for Remote Sensing Monitoring Open
View article: Magnetic-Field-Assisted Removal of Impurity in Directionally Solidified Polysilicon
Magnetic-Field-Assisted Removal of Impurity in Directionally Solidified Polysilicon Open
View article: Probing Sub-eV Dark Photon, Scalar and Axion-like Particle Dark Matters with Transmon Qubits
Probing Sub-eV Dark Photon, Scalar and Axion-like Particle Dark Matters with Transmon Qubits Open
In this paper, we investigate constraints of the transmon qubit, an improved version of the charge qubit, on bosonic light dark matters. Phonon excitations induced by the scattering or absorption of dark matter on a superconductor may dest…
View article: In-vessel inspection of arc traces on the W7-X plasma facing components after the operation phase OP2.1
In-vessel inspection of arc traces on the W7-X plasma facing components after the operation phase OP2.1 Open
Updated distribution of arc traces across the interior walls after the operation phase 2.1 of Wendelstein 7-X (W7-X) is reported. A total of 105 new arc places were found, with 95% of them located around the stainless steel panels, diagnos…
View article: Real-world assessment of immunogenicity in immunocompromised individuals following SARS-CoV-2 mRNA vaccination: a two-year follow-up of the prospective clinical trial COVAXID
Real-world assessment of immunogenicity in immunocompromised individuals following SARS-CoV-2 mRNA vaccination: a two-year follow-up of the prospective clinical trial COVAXID Open
View article: Impact of spatially varying transport coefficients in EMC3-Eirene simulations of W7-X and assessment of drifts
Impact of spatially varying transport coefficients in EMC3-Eirene simulations of W7-X and assessment of drifts Open
Modelling the scrape-off layer of a stellarator is challenging due to the complex magnetic 3D geometry. The here presented study analyses simulations of the scrape-off layer (SOL) of the stellarator Wendelstein 7-X (W7-X) using spatially v…
View article: Improved Nonlocality Certification via Bouncing between Bell Operators and Inequalities
Improved Nonlocality Certification via Bouncing between Bell Operators and Inequalities Open
Bell nonlocality is an intrinsic feature of quantum mechanics, which can be certified via the violation of Bell inequalities. It is therefore a fundamental question to certify Bell nonlocality from experimental data. Here, we present an op…
View article: The Integration of Shanbei Folk Songs in Vocal Music Teaching in University of China
The Integration of Shanbei Folk Songs in Vocal Music Teaching in University of China Open
Northern Shaanxi folk songs are an important part of China's folk music, with distinctive regional characteristics and deep cultural heritage. With the development of society and the improvement of education level, the teaching of vocal mu…
View article: Conditions and benefits of X-point radiation for the island divertor
Conditions and benefits of X-point radiation for the island divertor Open
We present a method to geometrically quantify the three magnetic island chains with the poloidal mode numbers m = 4, 5, and 6 (referred to in this paper as high-iota, standard, and low-iota islands, respectively), on which the W7-X diverto…
View article: Heat and particle exhaust in high-performance plasmas in Wendelstein 7-X
Heat and particle exhaust in high-performance plasmas in Wendelstein 7-X Open
The paper reports for the first time the heat and particle exhaust at the plasma boundary through various edge diagnostics for the high-performance plasma obtained after pellet injection on Wendelstein 7-X. The plasma density at the edge i…