81 citations · 758 across the 33 of their papers we have counts for
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Probing Dirac Neutrino Properties with Dilepton Signature
Wan-Lun Xu, Zhi-Long Han, Yi Jin +3
The neutrinophilic two Higgs doublet model is one of the simplest models to explain the origin of tiny Dirac neutrino masses. This model introduces a new Higgs doublet with eV scal…
Sterile Neutrino Portal Dark Matter from Semi-Production
Ang Liu, Feng-Lan Shao, Zhi-Long Han +2
In this paper, we study the feeble sterile neutrino portal dark matter under the symmetry. The dark sector consists of one fermion singlet and one scalar singlet , whi…
Sterile Neutrino Portal Dark Matter with Symmetry
An Liu, Zhi-Long Han, Yi Jin +1
In this paper, we consider the sterile neutrino portal dark matter with symmetry. This model further extends the canonical type-I seesaw with a fermion singlet and a scal…
Shinning Light on Sterile Neutrino Portal Dark Matter from Cosmology and Collider
Ang Liu, Feng-Lan Shao, Zhi-Long Han +2
Provided the dark sector consisted of a dark scalar and a dark fermion under an exact symmetry, the sterile neutrino can act as the messenger between the dark sec…
Unraveling the Scotogenic Model at Muon Collider
Jiao Liu, Zhi-Long Han, Yi Jin +1
The Scotogenic model extends the standard model with three singlet fermion and one inert doublet scalar to address the common origin of tiny neutrino mass and dark matter…
Sterile Neutrino Portal Dark Matter in THDM
Ang Liu, Feng-Lan Shao, Zhi-Long Han +2
In this paper, we propose the sterile neutrino portal dark matter in THDM. This model can naturally generate tiny neutrino mass with the neutrinophilic scalar doublet and…
Investigating the gauge boson at the future lepton colliders
Xinyue Yin, Honglei Li, Yi Jin +2
boson as a new gauge boson has been proposed in many new physics models. The interactions of coupling to fermions are detailed studied at the large hadron col…
Same-Sign Tetralepton Signature in Type-II Seesaw at Lepton Colliders
Xu-Hong Bai, Zhi-Long Han, Yi Jin +2
The same-sign tetralepton signature via mixing of neutral Higgs bosons and their cascade decays to charged Higgs bosons is a unique signal in the type-II seesaw model. In this pape…
FIMP Dark Matter from Leptogenesis in Fast Expanding Universe
Zhi-Fang Chang, Zhao-Xuan Chen, Jia-Shu Xu +1
Within the framework of canonical type-I seesaw, a feebly interacting massive particle (FIMP) is introduced as a dark matter candidate. The leptogenesis mechanism and dark matt…
Same-Sign Dilepton Signature in the Inert Doublet Model
Fa-Xin Yang, Zhi-Long Han, Yi Jin
In this paper, we perform a detailed analysis on the same-sign dilepton signature in the inert doublet model. Focusing on the low dark matter mass region, we randomly scan the corr…
Observable Signatures of Scotogenic Dirac Model
Shu-Yuan Guo, Zhi-Long Han
In this work, we make a detailed discussion on the phenomenology of the scotogenic Dirac model, which could accommodate the Dirac neutrino mass and dark matter. We have studied the…
Leptogenesis and Dark Matter from Low Scale Seesaw
Ang Liu, Zhi-Long Han, Yi Jin +1
In this paper, we perform a detail analysis on leptogenesis and dark matter form low scale seesaw. In the framework of 2HDM, we further introduce one scalar singlet and one…
Extended Scotogenic Models and Single-zero Textures of Neutrino Mass Matrices
Weijian Wang, Zhi-Long Han
In this paper, we propose a scotogenic model of neutrino masses with flavor-dependent gauge symmetry, in which neutrinos are generated at one-loop level…
Gauged Scotogenic Model in light of Anomaly and AMS-02 Positron Excess
Zhi-Long Han, Ran Ding, Su-Jie Lin +1
We study the gauged scotogenic model with emphasis on latest measurement of LHCb anomaly and AMS-02 positron excess. In this model, neutrino masses a…
Predictive Scotogenic Model with Flavor Dependent Symmetry
Zhi-Long Han, Weijian Wang
In this paper, we propose a viable approach to realise two texture-zeros in the scotogenic model with flavor dependent gauge symmetry. These models are extended…
Consistent origin of neutrino mass and freeze-in dark matter in large N theories
Zhi-Long Han, Bin Zhu, Ligong Bian +1
Most of what we concern in beyond standard phenomenology are the existence of tiny numbers. The well-defined principle for protecting the tiny number to be large from quantum corre…
Portal Dark Matter in Scotogenic Dirac Model
Zhi-Long Han, Weijian Wang
In this paper, we perform a detail analysis on the phenomenology of portal scalar and Dirac fermion dark matter in scotogenic Dirac model. Unconventional charge $Q…
Phenomenology of Colored Radiative Neutrino Mass Model and Its Implications on the Cosmic-ray Observations
Ran Ding, Zhi-Long Han, Li Huang +1
We extend the colored Zee-Babu model with a gauged symmetry and a scalar singlet dark matter (DM) candidate . The spontaneous breaking of leaves a resi…
Radiative Seesaw Model and DAMPE Excess from Leptophilic Gauge Symmetry
Zhi-Long Han, Weijian Wang, Ran Ding
In the light of the excess observed by DAMPE experiment, we propose an anomaly-free radiative seesaw model with an alternative leptophilic gauge symmetry. In…
Confronting the DAMPE Excess with the Scotogenic Type-II Seesaw Model
Ran Ding, Zhi-Long Han, Lei Feng +1
The DArk Matter Particle Explorer (DAMPE) has observed a tentative peak at $E\sim1.4~\TeV$ in the cosmic-ray electron spectrum. In this paper, we interpret this excess in the scoto…
Higgs production at future colliders in the Georgi-Machacek model
Bin Li, Zhi-Long Han, Yi Liao
We study how the dominant single and double SM-like Higgs () production at future colliders is modified in the Georgi-Machacek (GM) model. On imposing theoretical, indi…
Interpreting the Anomaly in the Colored Zee-Babu Model
Shu-Yuan Guo, Zhi-Long Han, Bin Li +2
We consider the feasibility of interpreting the anomaly in the colored Zee-Babu model. The model generates neutrino masses at two loops with the help of a scalar lept…
The Scotogenic Models for Dirac Neutrino Masses
Weijian Wang, Ronghui Wang, Zhi-Long Han +1
We construct the one-loop and two-loop scotogenic models for Dirac neutrino mass generation in the context of extensions of standard model. It is indicated that the to…
Hunting for Heavy Majorana Neutrinos with Lepton Number Violating Signatures at LHC
Chao Guo, Shu-Yuan Guo, Zhi-Long Han +2
The neutrinophilic two-Higgs-doublet model (2HDM) provides a natural way to generate tiny neutrino mass from interactions with the new doublet scalar () and s…