Yuan Shi
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View article: Particle-in-Cell Simulations of Laser Crossbeam Energy Transfer via Magnetized Ion-AcousticWave
Particle-in-Cell Simulations of Laser Crossbeam Energy Transfer via Magnetized Ion-AcousticWave Open
Large magnetic fields, either imposed externally or produced spontaneously, are often present in laser-driven high-energy-density systems. In addition to changing plasma conditions, magnetic fields also directly modify laser-plasma interac…
View article: Particle-in-cell simulations of laser crossbeam energy transfer via magnetized ion-acoustic wave
Particle-in-cell simulations of laser crossbeam energy transfer via magnetized ion-acoustic wave Open
Large magnetic fields, either imposed externally or produced spontaneously, are often present in laser-driven high-energy-density systems. In addition to changing plasma conditions, magnetic fields also directly modify laser-plasma interac…
View article: Simulation research on the influence of main and pilot fuel supply modes <?A3B2 pi6?>on the wall temperature distribution of combustor splash plate
Simulation research on the influence of main and pilot fuel supply modes <?A3B2 pi6?>on the wall temperature distribution of combustor splash plate Open
View article: Nonlocal effects on thermal transport in hydrodynamic simulations of unmagnetized MagLIF-relevant gaspipes on NIF
Nonlocal effects on thermal transport in hydrodynamic simulations of unmagnetized MagLIF-relevant gaspipes on NIF Open
We present simulations of heat flow relevant to gaspipe experiments on the National Ignition Facility to investigate kinetic effects on transport phenomena. D2 and neopentane (C5H12) filled targets are used to study the laser preheat stage…
View article: Simulating plasma wave propagation on a superconducting quantum chip
Simulating plasma wave propagation on a superconducting quantum chip Open
Quantum computers may one day enable the efficient simulation of strongly-coupled plasmas that lie beyond the reach of classical computation in regimes where quantum effects are important and the scale separation is large. In this letter, …
View article: MiniMax-M1: Scaling Test-Time Compute Efficiently with Lightning Attention
MiniMax-M1: Scaling Test-Time Compute Efficiently with Lightning Attention Open
We introduce MiniMax-M1, the world's first open-weight, large-scale hybrid-attention reasoning model. MiniMax-M1 is powered by a hybrid Mixture-of-Experts (MoE) architecture combined with a lightning attention mechanism. The model is devel…
View article: SynLogic: Synthesizing Verifiable Reasoning Data at Scale for Learning Logical Reasoning and Beyond
SynLogic: Synthesizing Verifiable Reasoning Data at Scale for Learning Logical Reasoning and Beyond Open
Recent advances such as OpenAI-o1 and DeepSeek R1 have demonstrated the potential of Reinforcement Learning (RL) to enhance reasoning abilities in Large Language Models (LLMs). While open-source replication efforts have primarily focused o…
View article: Quantum simulation of nonlinear dynamical systems using repeated measurement
Quantum simulation of nonlinear dynamical systems using repeated measurement Open
We present a quantum algorithm based on repeated measurement to solve initial-value problems for nonlinear ordinary differential equations (ODEs), which may be generated from partial differential equations in plasma physics. We map a dynam…
View article: Experimental Investigation of RGB Chromaticity Shift in Mini/Micro-LEDs Under Electro-thermal Coupling Effect
Experimental Investigation of RGB Chromaticity Shift in Mini/Micro-LEDs Under Electro-thermal Coupling Effect Open
View article: Quantum Information for Fusion Energy Sciences (Final Technical Report)
Quantum Information for Fusion Energy Sciences (Final Technical Report) Open
This document serves as the Final Scientific and Technical Report in accordance with Assistance Agreement Award No. DE-SC0021661, Federal Assistance Reporting Checklist (F). Part of this work (LLNL-TR-2000784) was performed under the auspi…
View article: Preparing angular momentum eigenstates using engineered quantum walks
Preparing angular momentum eigenstates using engineered quantum walks Open
Coupled angular-momentum eigenstates are widely used in atomic and nuclear physics calculations and are building blocks for spin networks and the Schur transform. To combine two angular momenta J1 and J2, forming eige…
View article: Simulating nonlinear optical processes on a superconducting quantum device
Simulating nonlinear optical processes on a superconducting quantum device Open
Simulating plasma physics on quantum computers is difficult because most problems of interest are nonlinear, but quantum computers are not naturally suitable for nonlinear operations. In weakly nonlinear regimes, plasma problems can be mod…
View article: Preparing angular momentum eigenstates using engineered quantum walks
Preparing angular momentum eigenstates using engineered quantum walks Open
Coupled angular momentum eigenstates are widely used in atomic and nuclear physics calculations, and are building blocks for spin networks and the Schur transform. To combine two angular momenta $\mathbf{J}_1$ and $\mathbf{J}_2$, forming e…
View article: Simulating nonlinear optical processes on a superconducting quantum device
Simulating nonlinear optical processes on a superconducting quantum device Open
Simulating plasma physics on quantum computers is difficult because most problems of interest are nonlinear, but quantum computers are not naturally suitable for nonlinear operations. In weakly nonlinear regimes, plasma problems can be mod…
View article: Benchmarking magnetised three-wave coupling for laser backscattering: analytic solutions and kinetic simulations
Benchmarking magnetised three-wave coupling for laser backscattering: analytic solutions and kinetic simulations Open
Understanding magnetised laser–plasma interactions is important for controlling magneto-inertial fusion experiments and developing magnetically assisted radiation and particle sources. For nanosecond pulses at non-relativistic intensities,…
View article: Quantum computing for fusion energy science applications
Quantum computing for fusion energy science applications Open
This is a review of recent research exploring and extending present-day quantum computing capabilities for fusion energy science applications. We begin with a brief tutorial on both ideal and open quantum dynamics, universal quantum comput…
View article: Enhanced collisionless laser absorption in strongly magnetized plasmas
Enhanced collisionless laser absorption in strongly magnetized plasmas Open
Strongly magnetizing a plasma adds a range of waves that do not exist in unmagnetized plasmas and enlarges the laser-plasma interaction (LPI) landscape. In this paper, we use particle-in-cell simulations to investigate strongly magnetized …
View article: Supplemental materials for "Benchmarking magnetized three-wave coupling for laser backscattering: Analytic solutions and kinetic simulations"
Supplemental materials for "Benchmarking magnetized three-wave coupling for laser backscattering: Analytic solutions and kinetic simulations" Open
Place the unzipped Data and Programs folders in the same directory. The contents of these folders are as follows: Data Post processed data underlying each figure in the paper. The data files are .txt files with self-contained explanations.…
View article: Supplemental materials for "Benchmarking magnetized three-wave coupling for laser backscattering: Analytic solutions and kinetic simulations"
Supplemental materials for "Benchmarking magnetized three-wave coupling for laser backscattering: Analytic solutions and kinetic simulations" Open
Place the unzipped Data and Programs folders in the same directory. The contents of these folders are as follows: Data Post processed data underlying each figure in the paper. The data files are .txt files with self-contained explanations…
View article: Supplemental material for "Enhanced collisionless laser absorption in strongly magnetized plasmas"
Supplemental material for "Enhanced collisionless laser absorption in strongly magnetized plasmas" Open
This dataset constitutes supplemental material for the paper titled "Enhanced collisionless laser absorption in strongly magnetized plasmas" by Lili Manzo, Matthew R. Edwards, and Yuan Shi. • figure_data.zip When unzipped, this folder cont…
View article: Supplemental material for "Enhanced collisionless laser absorption in strongly magnetized plasmas"
Supplemental material for "Enhanced collisionless laser absorption in strongly magnetized plasmas" Open
This dataset constitutes supplemental material for the paper titled "Enhanced collisionless laser absorption in strongly magnetized plasmas" by Lili Manzo, Matthew R. Edwards, and Yuan Shi. • figure_data.zip When unzipped, this folder cont…
View article: Force, metric, or mass: Disambiguating causes of uniform gravity
Force, metric, or mass: Disambiguating causes of uniform gravity Open
In addition to nonzero forces and nontrivial metrics, here I show that a nonconstant Higgs expectation value, which endows elementary particles with their masses, also leads to apparent universal particle accelerations and photon frequency…
View article: Nonperturbative $ϕ^4$ potentials: Phase transitions and light horizons
Nonperturbative $ϕ^4$ potentials: Phase transitions and light horizons Open
It is commonly believed that a massive real scalar field $ϕ$ only mediates short-range interactions on the scale of its Compton wavelength via the Yukawa potential. However, in the nonperturbative regime of nonlinear self coupling, $ϕ$ can…
View article: Nonperturbative phi4 potentials: Phase transitions and light horizons
Nonperturbative phi4 potentials: Phase transitions and light horizons Open
Data underlying figures in paper "Nonperturbative phi4 potentials: Phase transitions and light horizons". The data are generated by, and can be plotted with, python programs in https://github.com/seanYuanSHI/Phi4 This work was performed un…
View article: Nonperturbative phi4 potentials: Phase transitions and light horizons
Nonperturbative phi4 potentials: Phase transitions and light horizons Open
Data underlying figures in paper "Nonperturbative phi4 potentials: Phase transitions and light horizons". The data are generated by, and can be plotted with, python programs in https://github.com/seanYuanSHI/Phi4 This work was performed un…
View article: Simulating non-native cubic interactions on noisy quantum machines
Simulating non-native cubic interactions on noisy quantum machines Open
As a milestone for general-purpose computing machines, we demonstrate that quantum processors can be programed to efficiently simulate dynamics that are not native to the hardware. Moreover, on noisy devices without error correction, we sh…
View article: Plasma Physics in Strong-Field Regimes
Plasma Physics in Strong-Field Regimes Open
Invited talk at APS DPP 2020 for Marshall N. Rosenbluth Outstanding Doctoral Thesis Award. This record includes both the slides and a prerecorded video.
View article: Simulating three wave interactions on quantum computers
Simulating three wave interactions on quantum computers Open
Poster presented at APS DPP 2020 on using quantum hardware to simulate three-wave interactions that are relevant to plasma physics applications. Based on paper arXiv:2004.06885. An older version was previously presented at 2020 APS March m…
View article: Quantum computation of three-wave interactions with engineered cubic couplings
Quantum computation of three-wave interactions with engineered cubic couplings Open
Quantum simulation hardware usually lacks native cubic couplings, which are essential building blocks in many physics applications. Nevertheless, we demonstrate that effective three-wave vertices can be realized without hardware modificati…
View article: Force, curvature, or mass: disambiguating causes of uniform gravity
Force, curvature, or mass: disambiguating causes of uniform gravity Open
In addition to Newtonian forces and spacetime curvature, gradients of the Higgs vacuum expectation value (VEV), which can be induced by the presence of matter, also lead to particle acceleration and photon redshift. Here, I compare distinc…