Yi Liu

ORCID: 0009-0005-0466-743X
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About
Contact & Profiles
Research Areas
  • Particle physics theoretical and experimental studies
  • High-Energy Particle Collisions Research
  • Particle Detector Development and Performance
  • Dark Matter and Cosmic Phenomena
  • Computational Physics and Python Applications
  • Neutrino Physics Research
  • Quantum Chromodynamics and Particle Interactions
  • Cosmology and Gravitation Theories
  • Particle accelerators and beam dynamics
  • Catalytic Processes in Materials Science
  • Genetics and Neurodevelopmental Disorders
  • Catalysis and Oxidation Reactions
  • Manufacturing Process and Optimization
  • Power Transformer Diagnostics and Insulation
  • Advanced Numerical Analysis Techniques
  • Scientific Research and Discoveries
  • Atomic and Subatomic Physics Research
  • Advancements in Photolithography Techniques
  • Gas Sensing Nanomaterials and Sensors
  • Mercury impact and mitigation studies
  • High voltage insulation and dielectric phenomena
  • Medical Imaging Techniques and Applications
  • Machine Fault Diagnosis Techniques
  • Sexual Differentiation and Disorders
  • Distributed and Parallel Computing Systems

University of Southampton
2022-2025

Beijing Institute of Technology
2024-2025

Qujing Normal University
2024

Uppsala University
2022

A bstract The first FASER search for a light, long-lived particle decaying into pair of photons is reported. uses LHC proton-proton collision data at $$ \sqrt{s} <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msqrt> <mml:mi>s</mml:mi> </mml:msqrt> </mml:math> = 13 . 6 TeV collected in 2022 and 2023, corresponding to an integrated luminosity 57 7 fb − 1 model with axion-like particles (ALPs) dominantly coupled weak gauge bosons the primary target. Signal events are...

10.1007/jhep01(2025)199 article EN cc-by Journal of High Energy Physics 2025-01-31

The Cover Feature shows that Cu2VO3− clusters can mediate the catalysis of NO reduction by CO through two competitive channels, generating N2O and N2. Factors determine selectivity were identified. More information be found in Research Article T.-M. Ma, X.-N. Li, S.-G. He, co-workers (DOI: 10.1002/cphc.202400888). design Li.

10.1002/cphc.202580203 article EN ChemPhysChem 2025-01-14

We study <a:math xmlns:a="http://www.w3.org/1998/Math/MathML" display="inline"><a:mi>C</a:mi><a:mi>P</a:mi></a:math> violation (CPV) in the sneutrino sector within B-L extension of minimal supersymmetric Standard Model, wherein an inverse seesaw mechanism has been implemented. CPV arises from new superpotential couplings (s)neutrino sector, which can be complex and mixing <c:math xmlns:c="http://www.w3.org/1998/Math/MathML" display="inline"><c:mi>C</c:mi><c:mi>P</c:mi></c:math> eigenstates...

10.1103/physrevd.111.035024 article EN cc-by Physical review. D/Physical review. D. 2025-02-24

To explore the clinical and genetic features of two Chinese pedigrees affected with Autosomal dominant intellectual developmental disorder 49 (MRD49).

10.3760/cma.j.cn-511374-20240102-00002 article EN PubMed 2024-11-10

We study CP violation (CPV) in the sneutrino sector within B-L extension of Minimal Supersymmetric Standard Model (BLSSM), wherein an inverse seesaw mechanism has been implemented. CPV arises from new superpotential couplings (s)neutrino sector, which can be complex and mixing CP-eigenstates induced by those couplings. leads to asymmetries so called T-odd observables, but we argue that such also lead a wider distribution observables. look at final state where decays lepton, two jets missing...

10.48550/arxiv.2407.09957 preprint EN arXiv (Cornell University) 2024-07-13

Catalytic NO reduction by CO is imperative to satisfy the increasingly rigorous emission regulations. Identifying structural characteristic of crucial intermediate that governs selectivity pivotal having a fundamental understanding on real-life catalysis. Herein, benefiting from state-of-the-art mass spectrometry, we demonstrated experimentally Cu

10.1002/cphc.202400888 article EN ChemPhysChem 2024-10-08

The first FASER search for a light, long-lived particle decaying into pair of photons is reported. uses LHC proton-proton collision data at $\sqrt{s}=13.6~\text{TeV}$ collected in 2022 and 2023, corresponding to an integrated luminosity $57.7\text{fb}^{-1}$. A model with axion-like particles (ALPs) dominantly coupled weak gauge bosons the primary target. Signal events are characterised by high-energy deposits electromagnetic calorimeter no signal veto scintillators. One event observed,...

10.48550/arxiv.2410.10363 preprint EN arXiv (Cornell University) 2024-10-14

The seesaw scale is a priori unknown. If the low, one may directly look for new particles predicted by models. high, such an approach unfeasible. We show that in some supersymmetric models large Yukawa couplings of high leave their fingerprints to Higgs-slepton and this can result decays type $\tilde{\nu}_{2}\rightarrow \tilde{\nu}_{1}h$ Type-I Type-III $\tilde{\ell}^{\pm}_{2}\rightarrow \tilde{\ell}^{\pm}_{1}h$ latter. Unfortunately current exclusion bounds make it impossible see...

10.48550/arxiv.2307.05550 preprint EN other-oa arXiv (Cornell University) 2023-01-01

A bstract We study the possibility of measuring neutrino Yukawa couplings in Next-to-Minimal Supersymmetric Standard Model with right-handed neutrinos (NMSSMr) when lightest sneutrino is Dark Matter (DM) candidate, by exploiting a ‘dijet + dilepton Missing Transverse Energy’ (MET or "Image missing"<!-- image only, no MathML LaTex -->) signature. show that, contrary to miminal realisation Supersymmetry (SUSY), MSSM, wherein DM candidate typically much heavier (fermionic) neutralino state,...

10.1007/jhep01(2022)034 article EN cc-by Journal of High Energy Physics 2022-01-01

We study the possibility of measuring neutrino Yukawa couplings in Next-to-Minimal Supersymmetric Standard Model with right-handed neutrinos (NMSSMr) when lightest partner (a sneutrino) is Dark Matter (DM) candidate, by exploiting a `dijet + dilepton Missing Transverse Energy' (MET) signature. show that, unlike miminal realisation Supersymmetry (SUSY), i.e., MSSM, for which DM candidate much heavier (fermionic) state neutralino), this non-minimal SUSY model offers one lighter (bosonic) as...

10.48550/arxiv.2211.12536 preprint EN other-oa arXiv (Cornell University) 2022-01-01

In this study, we explore the possibility of using a `dijet + dilepton Missing Transverse Energy' (MET) signature to measure neutrino Yukawa couplings in Next-to-Minimal Supersymmetric Standard Model with right-handed neutrinos (NMSSM) when lightest partner (a sneutrino) is Dark Matter (DM) candidate. We demonstrate that, unlike minimal realization Supersymmetry (MSSM) which DM candidate much heavier neutralino, NMSSM model allows for lighter sneutrino be candidate, can produced at future...

10.22323/1.414.0201 article EN cc-by-nc-nd Proceedings of 41st International Conference on High Energy physics — PoS(ICHEP2022) 2022-12-18
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