## To obtain high luminosity, compact high gradient quadrupole magnets QD0 and QF1 are required on both sides of the interaction points of the proposed Circular Electron Positron Collider (CEPC).

Superconducting quadrupole magnet R&D in the interaction region of CEPC

## The proposed Circular Electron Positron Collider (CEPC), with a center-of-mass energy √ s = 240 GeV, will primarily serve as a Higgs factory.

Prospects for chargino pair production at CEPC

## A quadratic increase of the synchrotron tune with beam current has been observed during the operation of the Beijing Electron Positron Collider Upgrade (BEPCII).

Synchrotron tune shift due to the fundamental mode of the RF cavities

## BESIII at the Beijing electron positron collider; COMPASS and (approved) COMPASS++/AMBER at CERN; Jefferson Lab running at 12 GeV; KLOE at DAΦNE; the relativistic heavy ion collider at Brookhaven National Laboratory; the large hadron collider beauty experiment; the Facility for Antiproton and Ion Research (FAIR); the Nuclotron-based Ion Collider fAcility (NICA); and electron ion colliders in the USA (EIC) and China (EicC).

New Trends in Hadron Physics: A Few-Body Perspective

## We discuss the status of determination of the strong coupling with special attention to using event shape observables based on data collected at the Large Electron Positron collider and theoretical predictions at highest accuracy available at present.

Precise determination of the strong coupling in lepton collisions

## This paper discusses the computational and experimental techniques adopted for clearing from regulatory control the superconducting acceleration system of the former CERN Large Electron Positron collider (LEP), consisting of nearly 450 tons of valuable metals.

Radiological clearance of equipment from high-energy electron accelerators: The example of LEP superconducting acceleration system

## To obtain high luminosity, compact high gradient quadrupole magnets QD0 and QF1 are required on both sides of the interaction points of the proposed Circular Electron Positron Collider (CEPC).

Superconducting quadrupole magnet R&D in the interaction region of CEPC

## The proposed Circular Electron Positron Collider (CEPC), with a center-of-mass energy √ s = 240 GeV, will primarily serve as a Higgs factory.

Prospects for chargino pair production at CEPC

## Compton scattering of gamma rays propagating in a pair plasma can drive the formation of a relativistic electron positron beam.

Compton-driven beam formation and magnetization via plasma microinstabilities

## The expected experimental precision of the rates and asymmetries in the Future Circular Collider with electron positron beams (FCC-ee) in the centre of the mass energy range 88-365GeV considered for construction in CERN, will be better by a factor 5-200.

QED challenges at FCC-ee precision measurements

10.1142/s0217751x21420070

## To obtain high luminosity, compact high gradient quadrupole magnets QD0 and QF1 are required on both sides of the interaction points of the proposed Circular Electron Positron Collider (CEPC).

Superconducting quadrupole magnet R&D in the interaction region of CEPC

10.1142/S0217751X21501207

## In this paper, we calculate the differential cross-section in terms of both the parity-even and parity-odd fragmentation functions in semi-inclusive electron positron annihilation process.

Vector meson production in electron positron annihilation process

10.1088/1674-1137/ac2f93

## The proposed Circular Electron Positron Collider (CEPC), with a center-of-mass energy √ s = 240 GeV, will primarily serve as a Higgs factory.

Prospects for chargino pair production at CEPC

10.1007/S41605-021-00253-W

## Background Movable collimators for the circular electron positron collider (CEPC) are required to cut off spent electrons/positrons just near the beam orbit and reduce the background of the detector.

Study of the movable collimator for CEPC

10.20944/PREPRINTS202107.0451.V1

## This helps proposing creation of neutrino antineutrino pair orthogonal to electron positron “curdling” planes, that may lead to formation of protonic hydrogen of stars or orthogonally muon.

Physics Formalism Helmholtz Matrix to Coulomb Gage

10.1016/J.NIMA.2021.165725

## A quadratic increase of the synchrotron tune with beam current has been observed during the operation of the Beijing Electron Positron Collider Upgrade (BEPCII).

Synchrotron tune shift due to the fundamental mode of the RF cavities

10.1016/J.NIMA.2020.164686

## This paper presents a 4-channel avalanche photodiode readout ASIC for the electromagnetic calorimeter in the 2-7 GeV high intensity electron positron accelerator.

A low noise APD readout ASIC for electromagnetic calorimeter in HIEPA

10.1103/PhysRevD.103.095027

## Measurements at the Circular Electron Positron Collider, for example, could exclude a CP phase larger than 2.

CP -violating Higgs boson ditau decays: Baryogenesis and Higgs factories

10.1142/s0217751x21420094

## A Circular Electron Positron Collider (CEPC) with a circumference of about 100 km and a beam energy up to 120 GeV is proposed to be constructed in China.

Development of the CEPC collider prototype magnets

10.1007/s00601-021-01616-1

## BESIII at the Beijing electron positron collider; COMPASS and (approved) COMPASS++/AMBER at CERN; Jefferson Lab running at 12 GeV; KLOE at DAΦNE; the relativistic heavy ion collider at Brookhaven National Laboratory; the large hadron collider beauty experiment; the Facility for Antiproton and Ion Research (FAIR); the Nuclotron-based Ion Collider fAcility (NICA); and electron ion colliders in the USA (EIC) and China (EicC).

New Trends in Hadron Physics: A Few-Body Perspective

10.1007/S41365-021-00881-3

## The nitrogen doping/infusion of 650 MHz cavities for the circular electron positron collider (CEPC) is investigated in this study.

Nitrogen doping/infusion of 650 MHz cavities for CEPC

10.1088/1748-0221/16/09/P09020

## The proposed Circular Electron Positron Collider (CEPC) imposes new challenges for the vertex detector in terms of high resolution, low material, fast readout and low power.

The TaichuPix1: a monolithic active pixel sensor with fast in-pixel readout electronics for the CEPC vertex detector

## We find that most of the relevant parameter space can be covered by the next generation of proposed beam-dump experiments and future high-luminosity electron positron colliders.

Forbidden dark matter annihilations into Standard Model particles

10.1016/J.NIMA.2021.165700

## Beam pipe, which lies at the centre of the second-generation Beijing Electron Positron Collider (BEPC II) and its detector Beijing Spectrometer III (BES III), is made of beryllium and the electron–positron beam collision occurs in it.

Effect of pre-irradiation on corrosion performance of beryllium in BEPC II/BES III and CEPC beam pipe

10.1109/TASC.2021.3057840

## In the scope of the Future Circular electron positron Collider study (FCC-ee), the IDEA detector is developed.

Ultra-Thin Solenoid and Cryostat Development for Novel Detector Magnets

10.1088/1748-0221/16/03/P03001

## The Circular Electron Positron Collider (CEPC) project was proposed to measure precisely the properties of the Higgs bosons.

Optimization of the CEPC-AHCAL scintillator detector cells

## 1× 109 J/ψ events produced by the Beijing Electron Positron Collider (BEPCII) at a center-of-mass energy √ s = 3.

Search for the rare semi-leptonic decay J/ψ → D−e+νe + c.c.

10.1007/S41365-021-00904-Z

## Positron sources are one of the most important components of the injector of a circular electron positron collector (CEPC).

System design and measurements of flux concentrator and its solid-state modulator for CEPC positron source

10.1016/j.physletb.2021.136695

## We show that future electron positron collider such as International Linear Collider with 500 GeV and 1 TeV collision energies may offer unique probe for the nominal Im(ρbb) via e +e− → Z∗ → AH process followed by A,H → bb̄ decays in four b-jets signature.

Electroweak baryogenesis via bottom transport: Complementarity between LHC and future lepton collider probes

10.1140/epjti/s40485-021-00064-9

## The BEPCII project is for upgrading the Beijing Electron Positron Collider to reach a higher luminosity.

The cryogenic control system of BEPCII

10.20944/preprints202107.0685.v1

## This circuit assembly gage (PDPcag) that maybe operating at the quantum level, demonstrates the power of point fields matrix theoretical quantum general formalism of Iyer Markoulakis Helmholtz Hamiltonian mechanics transformed to Coulomb gage metrics, to form eigenvector fields of magnetic monopoles as well as electron positron particle gage metrics fields.

Helmholtz Hamiltonian Mechanics Electromagnetic Physics Gaging Generalizing Mass-Charge and Charge-Fields Gage Metrics to Quantum Relativity Gage Metrics

10.1017/S0022377821000660

## Compton scattering of gamma rays propagating in a pair plasma can drive the formation of a relativistic electron positron beam.

Compton-driven beam formation and magnetization via plasma microinstabilities

10.1088/1748-0221/16/07/P07052

## The silicon pixel sensor is the core component of the vertex detector in the Circular Electron Positron Collider (CEPC).

The DAQ and control system for JadePix3

10.1140/epjp/s13360-020-01001-7

## 2 GeV, more than $$10^{12}$$ 10 12 $$\mathrm{Z}$$ Z bosons will be produced at the Circular Electron Positron Collider (CEPC).

Prospects of measuring $$R_b$$ R b in hadronic $$\mathrm{Z}$$

10.1016/J.NIMA.2021.165080

## The best intrinsic quality factor ( Q 0 ) of these cavities have exceeded 3 × 1010 at 24 MV/m, which is the target of vertical test for Circular Electron Positron Collider (CEPC).

Nitrogen doping with dual-vacuum furnace at IHEP

10.1016/J.NIMA.2021.165649

## 8 MHz radio frequency (rf) cavities have been adopted for the Upgrade project of Beijing Electron Positron Collider (BEPCII), a double-ring electron–positron collider as well as a synchrotron radiation (SR) light source.

The development of the 499.8 MHz superconducting cavity system for BEPCII

10.1016/J.NIMA.2018.06.059

## A small prototype SOI pixel sensor with in-pixel discriminator and binary readout has been developed as a part of R&D for the Circular Electron Positron Collider (CEPC).

A prototype SOI pixel sensor for CEPC vertex

10.1142/S0217751X19501185

## The measurement of Born cross section of $e^+e^-\to ZH$ process is one of the major goals of the future Circular Electron Positron Collider, which may reach a precision of 0.

Initial state radiation correction and its effect to data-taking scheme for $\sigma^{\mathrm{B}}(e^+e^-\to ZH)$ measurement

10.1088/1742-6596/1350/1/012158

## Beijing Electron Positron Collider is studying a deQing circuit aiming at improving the stability of less than 0.

Design a precise stability controller for high power pulse modulator based on FPGA

10.18429/JACOW-IPAC2019-MOPTS065

## INTRODUCTION In September 2012, Chinese scientists proposed a Circular Electron Positron Collider (CEPC) in China at 240 GeV centre of mass for Higgs studies [1].

Alternative Design of CEPC LINAC

10.1140/epjc/s10052-019-7255-9

## The expected experimental precision of the rates and asymmetries in the Future Circular Collider with electron positron beams (FCC-ee) in the centre of the mass energy range 88-365GeV considered for construction in CERN, will be better by a factor 5-200.

QED challenges at FCC-ee precision measurements

10.1088/1674-1137/43/4/043002

## The Circular Electron Positron Collider (CEPC) is one of such proposed Higgs factories.

Precision Higgs physics at the CEPC

10.1088/1674-1137/43/11/113104

## We propose to study the flavor properties of the top quark at the future Circular Electron Positron Collider (CEPC) in China.

Probing top-quark flavor-changing couplings at the CEPC

10.1109/TNS.2019.2906220

## The Circular Electron Positron Collider (CEPC) is a proposing electron–positron collider in China, which aims for generating high center-of-mass energy colliding above 250 GeV.

The Readout Electronics Research Design and Development for CEPC Scintillators Electromagnetic Calorimeter Prototype

## The results obtained may be related to the observations and experimental results in the electron positron plasma.

Solitary dispersive Alfvén wave in a plasma composed of hot positrons, cold electrons and ions

10.18429/JACoW-LINAC2018-WE1A06

## In 2017, sixty-four pulsed magnets (28 quadrupoles and 36 steerings) were installed in the KEK electron positron linac for simultaneous injection to four different rings.

Pulse-to-pulse Beam Modulation for 4 Storage Rings with 64 Pulsed Magnets

10.1103/PhysRevD.99.032001

## 08 GeV with the BESIII detector at the Beijing Electron Positron Coll.

Measurement of e(+) e(-) -> K+ K- cross section at root s=2.00-3.08 GeV

10.1088/1748-0221/14/05/C05023

## Initial R\&D work has been conducted for the vertex detector for the proposed Circular Electron Positron Collider that will allow precision Higgs measurements.

Characterization of the first prototype CMOS pixel sensor developed for the CEPC vertex detector.

10.18429/JACOW-IPAC2019-WEPRB031

## The stability and reliability of the Superconducting RF system (SRF) is generally a key issue in a large scale accelerator such as Beijing Electron Positron Collider II (BEPCII).

SRF Trip Caused by the Tuner in BEPCII

## We discuss the status of determination of the strong coupling with special attention to using event shape observables based on data collected at the Large Electron Positron collider and theoretical predictions at highest accuracy available at present.

Precise determination of the strong coupling in lepton collisions

10.1103/PhysRevD.100.053008

## In this paper, we compare the potential of probing charm Yukawa coupling at the two proposed future "Higgs Factory" experiments, the Large Hadron electron Collider (LHeC) and Circular electron positron collider (CEPC).

Probing the charm Yukawa coupling at future e - p and e + e - colliders

10.1038/S42254-019-0047-1

## XinChou Lou describes the plans for the Circular Electron Positron Collider, a large accelerator complex that would be built in China.

The Circular Electron Positron Collider

10.1088/1674-1137/43/10/103001

## Utilizing the current conceptual design parameters of the Circular Electron Positron Collider, we give the experimental limits for the model independent operators by the total Higgsstrahlung cross section and angular distribution of Z boson decay in the Higgs factory.

Sensitivity study of anomalous HZZ couplings at a future Higgs factory

10.1016/J.NIMA.2018.10.006

## The Circular Electron Positron Collider (CEPC) is proposed as a Higgs factory for precision measurement of properties of the Higgs boson.

A Monolithic Active Pixel Sensor prototype for the CEPC vertex detector

10.18429/JACOW-IPAC2019-WEPRB045

## The Circular Electron Positron Collider (CEPC) is in pre-research, it will need more than two hundred 650 MHz/800 kW klystrons.

Suppression of Secondary Electron Yield Effect in the 650MHz/800kW Klystron for CEPC

10.1016/J.NIMA.2018.11.139

## This paper discusses the computational and experimental techniques adopted for clearing from regulatory control the superconducting acceleration system of the former CERN Large Electron Positron collider (LEP), consisting of nearly 450 tons of valuable metals.

Radiological clearance of equipment from high-energy electron accelerators: The example of LEP superconducting acceleration system

10.1103/PhysRevD.99.015004

## We propose to search for millicharged particles at the BESIII detector which is operated at the Beijing Electron Positron Collider.

Probing millicharge at BESIII via monophoton searches

## The BESIII experiment at the Beijing Electron Positron Collider (BEPCII) has accumulated the world’s largest samples of $e+e−$ collisions in the tau-charm region.

10.1007/S41605-019-0110-6

## PurposeCircular Electron Positron Collider (CEPC) is a 100-km-ring e+ e− collider for a Higgs factory.

CEPC positron source design

10.1007/s41605-019-0125-z

## BackgroundIn the linac of Beijing Electron Positron Collider II (BEPCII), the resolution of existing BPMs is several hundred microns.

Design and simulation of cavity BPM for BEPCII

## We discuss the status of determinations of the strong coupling using event shape observables based on data collected at the Large Electron Positron collider and theoretical predictions at highest accuracy available at present.

New results on the determination of the strong coupling