Recent Publications



Potential reconstruction from general power spectrum in single-field inflation

Ki-Young Choi Jinn-Ouk Gong Su-beom Kang Rathul Nath Raveendran
arXiv preprint 2109.14241

Sterile neutrino dark matter with dipole interaction

Wonsub Cho Ki-Young Choi Osamu Seto
arXiv preprint 2108.07569

Probing for ALPino Dark Matter at Beam Dump Experiments

Ki-Young Choi Takeo Inami Kenji Kadota Inwoo Park Osamu Seto
6th Quantum Science (QS) symposium 2021

Reconstruction of potentials of hybrid inflation in the light of primordial black hole formation

Ki-Young Choi Su-beom Kang Rathul Nath Raveendran
JCAP 10.1088/1475-7516/2021/06/054 2021

Dispersion of neutrinos in a medium

Ki-Young Choi Eung Jin Chun Jongkuk Kim
arXiv preprint 2012.09474

Searching for boosted dark matter mediated by a new gauge boson

Wonsub Cho Ki-Young Choi Seong Moon Yoo
Phys.Rev.D 10.1103/PhysRevD.102.095010 2020

Neutrino Oscillations in Dark Matter

Ki-Young Choi Eung Jin Chun Jongkuk Kim
Phys.Dark Univ. 10.1016/j.dark.2020.100606 2020

Pilot production of RPCs for the SHiP experiment

Collaboration Work
39th International Conference on High Energy Physics 2019

Constraining dark matter-neutrino interactions with IceCube-170922A

Ki-Young Choi Jongkuk Kim Carsten Rott
Phys.Rev.D 10.1103/PhysRevD.99.083018 2019

Searching for Axino-Like Particle at Fixed Target Experiments

Ki-Young Choi Takeo Inami Kenji Kadota Inwoo Park Osamu Seto
Phys.Dark Univ. 10.1016/j.dark.2020.100460 2020

Axino abundances in high-scale supersymmetry

Ki-Young Choi Hyun Min Lee
Phys.Dark Univ. 10.1016/j.dark.2018.11.003 2018

Thermal production of light Dirac right-handed sneutrino dark matter

Ki-Young Choi Jongkuk Kim Osamu Seto
Phys.Dark Univ. 10.1016/j.dark.2018.09.006 2018

Non-thermal WIMP baryogenesis

Ki-Young Choi Sin Kyu Kang Jongkuk Kim
Phys.Lett.B 10.1016/j.physletb.2018.05.083 2018

New bound on low reheating temperature for dark matter in models with early matter domination

Ki-Young Choi Tomo Takahashi
Phys.Rev.D 10.1103/PhysRevD.96.041301 2017

Constraining dark photon model with dark matter from CMB spectral distortions

Ki-Young Choi Kenji Kadota Inwoo Park
Phys.Lett.B 10.1016/j.physletb.2017.04.062 2017

SHiP - Search for Hidden Particles

Ki-Young Choi Sung Hyun Kim Kang Young Lee Byung Do Park Chun Sil Yoon Yeong Gyun Kim Jae Woo Ko Dong Liu Jong Kwan Woo
New Phys.Sae Mulli 10.3938/NPSM.66.1045 2016

Weakly Interacting Massive Particles as Dark Matter

Ki-Young Choi
New Phys.Sae Mulli 10.3938/NPSM.66.957 2016

Small Scale Isocurvature Perturbation of Weakly Interacting Massive Particle

Ki-Young Choi Jinn-Ouk Gong Chang Sub Shin
12th International Symposium on Cosmology and Particle Astrophysics 2016

Small scale isocurvature perturbation of WIMP dark matter

Ki-Young Choi
11th International Workshop on the Dark Side of the Universe 2016

Dirac Sneutrino as a Light Dark Matter

Ki-Young Choi Osamu Seto
13th International Conference on Topics in Astroparticle and Underground Physics 2015

Search for Nucleon and Dinucleon Decays with an Invisible Particle and a Charged Lepton in the Final State at the Super-Kamiokande Experiment

Collaboration Work
Phys.Rev.Lett. 10.1103/PhysRevLett.115.121803 2015

Primordial perturbations from dilaton-induced gauge fields

Kiwoon Choi Ki-Young Choi Hyungjin Kim Chang Sub Shin
JCAP 10.1088/1475-7516/2015/10/046 2015

Isocurvature Perturbation of Weakly Interacting Massive Particles and Small Scale Structure

Ki-Young Choi Jinn-Ouk Gong Chang Sub Shin
Phys.Rev.Lett. 10.1103/PhysRevLett.115.211302 2015

A facility to Search for Hidden Particles at the CERN SPS: the SHiP physics case

Collaboration Work
Rept.Prog.Phys. 10.1088/0034-4885/79/12/124201 2016

CORRELATION OF LINEAR QUASAR POLARIZATION: ALPs REVISITED

Ki-Young Choi Subhayan Mandal Chang-Sub Shin
16th Lomonosov Conference on Elementary Particle Physics 2015