147 citations · 1.6k across the 46 of their papers we have counts for
46 papers
Machine learning study on single production of a singlet vectorlike lepton at the Large Hadron Collider
Yiheng Cui, Shiyu Wang, Zhao-Huan Yu +1
Vectorlike leptons are nonchiral, colorless fermions from new physics beyond the Standard Model, appearing in many theoretical extensions. We investigate the prospect for detecting…
Dark Mater Interactions From An Extra U(1) gauge symmetry with kinetic mixing and Higgs charge
Lianyou Shan, Zhao-Huan Yu
We investigate fermionic dark matter interactions with standard model particles from an additional gauge symmetry, assuming kinetic mixing between the $\…
Nano-Hertz gravitational waves from collapsing domain walls associated with freeze-in dark matter in light of pulsar timing array observations
Zhao Zhang, Chengfeng Cai, Yu-Hang Su +3
Evidence for a stochastic gravitational wave background in the nHz frequency band is recently reported by four pulsar timing array collaborations NANOGrav, EPTA, CPTA, and PPTA. It…
Gravitational waves from cosmic strings associated with pseudo-Nambu-Goldstone dark matter
Ze-Yu Qiu, Zhao-Huan Yu
We study stochastic gravitational waves from cosmic strings generated in an ultraviolet-complete model for pseudo-Nambu-Goldstone dark matter with a hidden gauge sy…
Ultraviolet completion of pseudo-Nambu-Goldstone dark matter with a hidden U(1) gauge symmetry
Dan-Yang Liu, Chengfeng Cai, Xue-Min Jiang +2
We propose an ultraviolet completion model for pseudo-Nambu-Goldstone dark matter with a hidden gauge symmetry. Compared to previous studies, this setup is simpler,…
Geminga contribution to the cosmic-ray positron excess according to the gamma-ray observations
Guang-Yao Zhou, Zhao-Huan Yu, Qiang Yuan +1
We attempt to interpret the cosmic-ray positron excess by injection from the nearby pulsar Geminga, assuming a two-zone diffusion scenario and an injection spectrum with a low ener…
Electroweak dark matter model accounting for the CDF -mass anomaly
Jin-Wei Wang, Xiao-Jun Bi, Peng-Fei Yin +1
Recently, the CDF collaboration reported a new measurement of the boson mass GeV, which shows a deviation from the standard model predictio…
Corrections to electroweak precision observables from mixings of an exotic vector boson in light of the CDF -mass anomaly
Chengfeng Cai, Dayun Qiu, Yi-Lei Tang +2
We enumerate various effective couplings that contribute to the mixings between an exotic vector boson and the neutral electroweak vector bosons. The miscellaneous mix…
Explaining the GeV antiproton/ray excesses and W-boson mass anomaly in an inert two Higgs doublet model
Cheng-Rui Zhu, Ming-Yang Cui, Zi-Qing Xia +4
For the newly discovered -boson mass anomaly, one of the simplest dark matter (DM) models that can account for the anomaly without violating other astrophysical/experimental con…
Vector dark matter from split SU(2) gauge bosons
Zexi Hu, Chengfeng Cai, Yi-Lei Tang +2
We propose a vector dark matter model with an exotic dark SU(2) gauge group. Two Higgs triplets are introduced to spontaneously break the symmetry. All of the dark gauge bosons bec…
Phase transition gravitational waves from pseudo-Nambu-Goldstone dark matter and two Higgs doublets
Zhao Zhang, Chengfeng Cai, Xue-Min Jiang +3
We investigate the potential stochastic gravitational waves from first-order electroweak phase transitions in a model with pseudo-Nambu-Goldstone dark matter and two Higgs doublets…
Inert sextuplet scalar dark matter at the LHC and future colliders
Dan-Yang Liu, Chengfeng Cai, Zhao-Huan Yu +2
We study a dark matter model constructed by extending the standard model with an inert sextuplet scalar of hypercharge 1/2. The sextuplet components are…
Processes of a Sterile Neutrino Around Electroweak Scale in the Thermal Plasma
Xue-Min Jiang, Yi-Lei Tang, Zhao-Huan Yu +1
In this paper, we will apply the Goldstone equivalence gauge to calculate the processes of a sterile neutrino in the thermal plasma below the standard model (…
Leptogenesis due to oscillating Higgs field
Seishi Enomoto, Chengfeng Cai, Zhao-Huan Yu +1
We propose a new leptogenesis scenario in which the lepton asymmetry and matter particles are simultaneously generated due to the coherent oscillating Higgs background. To demonstr…
Fermionic and scalar dark matter with hidden gauge interaction and kinetic mixing
Juebin Lao, Chengfeng Cai, Zhao-Huan Yu +2
We explore the Dirac fermionic and complex scalar dark matter in the framework of a hidden gauge theory with kinetic mixing between the $\mathrm{U}(1)_\m…
Probing quadruplet scalar dark matter at current and future colliders
Yu-Pan Zeng, Chengfeng Cai, Dan-Yang Liu +2
We investigate a dark matter model involving an inert quadruplet scalar with hypercharge 1/2. After the electroweak symmetry breaking, the dark sector c…
Pseudo-Nambu-Goldstone dark matter and two-Higgs-doublet models
Xue-Min Jiang, Chengfeng Cai, Zhao-Huan Yu +2
We study a dark matter model with one singlet complex scalar and two Higgs doublets. The scalar potential respects a softly broken global symmetry, which makes the imaginary part o…
Impact of Fermionic Electroweak Multiplet Dark Matter on Vacuum Stability with One-loop Matching
Jin-Wei Wang, Xiao-Jun Bi, Peng-Fei Yin +1
We investigate the effect of fermionic electroweak multiplet dark matter models on the stability of the electroweak vacuum using two-loop renormalization group equations (RGEs) and…
Scalar Quintuplet Minimal Dark Matter with Yukawa Interactions: Perturbative up to the Planck Scale
Chengfeng Cai, Zhaofeng Kang, Zhu Luo +2
We confront the perturbativity problem in the real scalar quintuplet minimal dark matter model. In the original model, the quintuplet quartic self-coupling inevitably hits a Landau…
Exploring triplet-quadruplet fermionic dark matter at the LHC and future colliders
Jin-Wei Wang, Xiao-Jun Bi, Qian-Fei Xiang +2
We study the signatures of the triplet-quadruplet dark matter model at the LHC and future colliders, including the 100 TeV Super Proton-Proton Collider and the 240 GeV Circular Ele…
Exploring Fermionic Dark Matter via Higgs Boson Precision Measurements at the Circular Electron Positron Collider
Qian-Fei Xiang, Xiao-Jun Bi, Peng-Fei Yin +1
We study the impact of fermionic dark matter (DM) on projected Higgs precision measurements at the Circular Electron Positron Collider (CEPC), including the one-loop effects on the…
CEPC Precision of Electroweak Oblique Parameters and Weakly Interacting Dark Matter: the Scalar Case
Chengfeng Cai, Zhao-Huan Yu, Hong-Hao Zhang
We investigate the sensitivity to weakly interacting scalar dark matter from future determination of electroweak oblique parameters in the Circular Electron-Positron Collider (CEPC…
A systematic study on the cosmic ray antiproton flux
Su-Jie Lin, Xiao-Jun Bi, Jie Feng +2
Recently the AMS-02 collaboration has published the measurement of the cosmic antiproton to proton ratio and the flux with a high precision up to $\sim 450\,\…
CEPC Precision of Electroweak Oblique Parameters and Weakly Interacting Dark Matter: the Fermionic Case
Chengfeng Cai, Zhao-Huan Yu, Hong-Hao Zhang
Future electroweak precision measurements in the Circular Electron Positron Collider (CEPC) project would significantly improve the precision of electroweak oblique parameters. We…