Manqi Ruan
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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: Determination of the strong coupling constant <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:msub> <mml:mrow> <mml:mi>α</mml:mi> </mml:mrow> <mml:mrow> <mml:mi>s</mml:mi> </mml:mrow> </mml:msub> </mml:mrow> </mml:math> from inclusive semileptonic <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mi>B</mml:mi> </mml:math> -meson decays
Determination of the strong coupling constant from inclusive semileptonic -meson decays Open
We demonstrate the feasibility of determining the strong coupling constant, α s , from the inclusive semileptonic decay width of B mesons. We express the semileptonic B decay width as a function of α s ( 5 GeV ) , the Cabib…
View article: Characterization of <i>Alternaria alternata</i> associated with<i> Isatis indigotica</i> Fortune black spot disease in Yunan, China
Characterization of <i>Alternaria alternata</i> associated with<i> Isatis indigotica</i> Fortune black spot disease in Yunan, China Open
Isatis indigotica Fortune, a biennial plant of the Cruciferae family, is widely cultivated in China for treating seasonal febrile illnesses, plague, mumps, rash disorders, skin redness, sore throats, and other inflammatory diseases (Ho et …
View article: Artificial intelligence for the science of evidence synthesis: how good are AI-powered tools for automatic literature screening?
Artificial intelligence for the science of evidence synthesis: how good are AI-powered tools for automatic literature screening? Open
Background Literature screening constitutes a critical component in evidence synthesis; however, it typically requires substantial time and human resources. Artificial intelligence (AI) has shown promise in this field, yet the accuracy and…
View article: Search for neutral triple gauge couplings with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>Z</mml:mi><mml:mi>Z</mml:mi></mml:math> production at future electron-positron colliders
Search for neutral triple gauge couplings with production at future electron-positron colliders Open
This study investigates neutral triple gauge couplings (nTGCs) through ZZ production at future electron-positron colliders. The impact of beam polarization on the cross section is analyzed. We compare the signals and backgrounds for five d…
View article: Holistic approach and Advanced Color Singlet Identification for physics measurements at high energy frontier
Holistic approach and Advanced Color Singlet Identification for physics measurements at high energy frontier Open
To enhance the discovery power of high-energy colliders, we propose a holistic approach and Advanced Color Singlet Identification (ACSI), both of which utilize inclusive reconstructed information as input. The holistic approach is designed…
View article: Prospect for measurement of CP-violating observables in $$ {B}_s^0\to {D}_s^{\mp }{K}^{\pm } $$ decays at a future Z factory
Prospect for measurement of CP-violating observables in $$ {B}_s^0\to {D}_s^{\mp }{K}^{\pm } $$ decays at a future Z factory Open
A bstract A precise determination of the CKM angle γ from $$ {B}_s^0 $$ oscillations in $$ {B}_s^0\to {D}_s^{\mp }{K}^{\pm } $$ decays offers a critical test of the Standard Model and probes for new physics. We present a …
View article: Extracting <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>α</mml:mi><mml:mi>s</mml:mi></mml:mrow></mml:math> at future <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>e</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>e</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math> Higgs factory with energy correlators
Extracting at future Higgs factory with energy correlators Open
The prospected sensitivity in αS determination using an event shape observable and ratio of energy correlators at future electron-positron colliders is presented. The study focuses on the collinear region which has suffered from large theo…
View article: Prospect for measurement of $C\!P$-violating observables in $B_s^0 \to D_s^{\mp} K^{\pm}$ decays at a future ${Z}$ factory
Prospect for measurement of $C\!P$-violating observables in $B_s^0 \to D_s^{\mp} K^{\pm}$ decays at a future ${Z}$ factory Open
A precise determination of the CKM angle $γ$ from $B_s^0$ oscillations in $B_s^0 \to D_s^\mp K^\pm$ decays offers a critical test of the Standard Model and probes for new physics. We present a comprehensive study on the prospects of measur…
View article: Measurements of decay branching fractions of the Higgs boson to hadronic final states at the CEPC*
Measurements of decay branching fractions of the Higgs boson to hadronic final states at the CEPC* Open
The Circular Electron Positron Collider (CEPC) is a large-scale particle accelerator designed to collide electrons and positrons at high energies. One of its primary goals is to achieve high-precision measurements of the properties of the …
View article: One-to-One Correspondence Reconstruction at the Electron-Positron Higgs Factory
One-to-One Correspondence Reconstruction at the Electron-Positron Higgs Factory Open
View article: Pattern recognition at CEPC AHCAL prototype using beam test data at CERN
Pattern recognition at CEPC AHCAL prototype using beam test data at CERN Open
A particle flow algorithm (PFA) oriented analog hadronic calorimeter (AHCAL) has been developed for the Circular Electron Positron Collider (CEPC). The AHCAL prototype underwent testing at the CERN SPS H2/H8 and PS T9 beam line between 202…
View article: Measurement of CKM element |Vcb| from W boson decays at the future Higgs factories
Measurement of CKM element |Vcb| from W boson decays at the future Higgs factories Open
A bstract This study investigates the precision measurement of the CKM matrix element | V cb | through semileptonic WW events at future Higgs factories, i.e., FCC-ee, ILC, C 3 , and CEPC. We use full detector simulation to generate the WW …
View article: Scaling Particle Collision Data Analysis
Scaling Particle Collision Data Analysis Open
For decades, researchers have developed task-specific models to address scientific challenges across diverse disciplines. Recently, large language models (LLMs) have shown enormous capabilities in handling general tasks; however, these mod…
View article: One-to-one correspondence reconstruction at the electron-positron Higgs factory
One-to-one correspondence reconstruction at the electron-positron Higgs factory Open
We propose one-to-one correspondence reconstruction for electron-positron Higgs factories. For each visible particle, one-to-one correspondence aims to associate relevant detector hits with only one reconstructed particle and accurately id…
View article: Measurements of decay branching fractions of the Higgs boson to hadronic final states at the CEPC
Measurements of decay branching fractions of the Higgs boson to hadronic final states at the CEPC Open
The Circular Electron Positron Collider (CEPC) is a large-scale particle accelerator designed to collide electrons and positrons at high energies. One of the primary goals of the CEPC is to achieve high-precision measurements of the proper…
View article: Prospect for measurement of the CP-violating phase $$\phi _s$$ in the $$B_{s}\rightarrow J/\psi \phi $$ channel at a future Z factory
Prospect for measurement of the CP-violating phase $$\phi _s$$ in the $$B_{s}\rightarrow J/\psi \phi $$ channel at a future Z factory Open
The CP-violating phase $$\phi _s$$ , the $$B_{s}$$ decay width ( $$\varGamma _s$$ ), and the $$B_{s}$$ decay width difference ( $$\varDelta \varGamma _s$$ ) are sensitive probes to new physics and can constrain the he…
View article: Erratum to: Jet charge identification in the $$ {e}^{+}{e}^{-}\to Z\to q\overline{q} $$ process at Z pole
Erratum to: Jet charge identification in the $$ {e}^{+}{e}^{-}\to Z\to q\overline{q} $$ process at Z pole Open
View article: A Novel Quantum Realization of Jet Clustering in High-Energy Physics Experiments
A Novel Quantum Realization of Jet Clustering in High-Energy Physics Experiments Open
Exploring the application of quantum technologies to fundamental sciences holds the key to fostering innovation for both sides. In high-energy particle collisions, quarks and gluons are produced and immediately form collimated particle spr…
View article: Erratum to: Jet charge identification in the e+e− → Z → $$ \textrm{q}\overline{\textrm{q}} $$ process at Z pole
Erratum to: Jet charge identification in the e+e− → Z → $$ \textrm{q}\overline{\textrm{q}} $$ process at Z pole Open
A correction to this paper has been published: https://doi.org/10.1007/JHEP05(2024)210
View article: Extracting $α_\mathrm{S}$ at future $e^+e^{-}$ Higgs factory with energy correlators
Extracting $α_\mathrm{S}$ at future $e^+e^{-}$ Higgs factory with energy correlators Open
The prospected sensitivity in $α_\mathrm{S}$ determination using an event shape observable, ratio of energy correlators at future electron-positron colliders is presented. The study focuses on the collinear region which has suffered from l…
View article: Measurement of CKM element $|V_{cb}|$ from $W$ boson decays at the future Higgs factories
Measurement of CKM element $|V_{cb}|$ from $W$ boson decays at the future Higgs factories Open
This study investigates the precision measurement of the CKM matrix element $|V_{cb}|$ through semileptonic $WW$ events at future Higgs factories, $i.e.$, FCC-ee, ILC, C$^3$, and CEPC. We use full detector simulation to generate the $WW \t…
View article: Jet-Origin Identification and Its Application at an Electron-Positron Higgs Factory
Jet-Origin Identification and Its Application at an Electron-Positron Higgs Factory Open
To enhance the scientific discovery power of high-energy collider experiments, we propose and realize the concept of jet-origin identification that categorizes jets into five quark species (b,c,s,u,d), five antiquarks (b¯,c¯,s¯,u¯,d¯), and…
View article: Jet charge identification in the e+e− → Z → $$ \textrm{q}\overline{\textrm{q}} $$ process at Z pole
Jet charge identification in the e+e− → Z → $$ \textrm{q}\overline{\textrm{q}} $$ process at Z pole Open
A bstract Accurate jet charge identification is essential for precise electroweak and flavor measurements at the high-energy frontier. We propose a novel method called the Leading Particle Jet Charge method (LPJC) to determine the jet char…
View article: ParticleNet and its application on CEPC jet flavor tagging
ParticleNet and its application on CEPC jet flavor tagging Open
Quarks (except top quarks) and gluons produced in collider experiments hadronize and fragment into sprays of stable particles, called jets. Identification of quark flavor is desired for collider experiments in high-energy physics, relying …
View article: Light dark matter axion-wind detection with a static electric field
Light dark matter axion-wind detection with a static electric field Open
We explore the axionic dark matter search sensitivity with a narrow-band detection scheme aimed at the axion-photon conversion by a static electric field inside a cylindrical capacitor. An alternating magnetic field signal is induced by ef…
View article: ParticleNet and its application on CEPC Jet Flavor Tagging
ParticleNet and its application on CEPC Jet Flavor Tagging Open
Identification of quark flavor is essential for collider experiments in high-energy physics, relying on the flavor tagging algorithm. In this study, using a full simulation of the Circular Electron Positron Collider (CEPC), we investigated…
View article: Jet charge identification in ee-Z-qq process at Z pole operation
Jet charge identification in ee-Z-qq process at Z pole operation Open
Accurate jet charge identification is essential for precise electroweak and flavor measurements at the high-energy frontier. We propose a novel method called the Leading Particle Jet Charge method (LPJC) to determine the jet charge based o…
View article: Cluster time measurement with CEPC calorimeter
Cluster time measurement with CEPC calorimeter Open
View article: Prospects for $$ {B}_{(s)}^0 $$ → π0π0 and $$ {B}_{(s)}^0 $$ → ηη modes and corresponding CP asymmetries at Tera-Z
Prospects for $$ {B}_{(s)}^0 $$ → π0π0 and $$ {B}_{(s)}^0 $$ → ηη modes and corresponding CP asymmetries at Tera-Z Open