52 citations · 592 across the 25 of their papers we have counts for
25 papers
Gravitational wave probes on self-interacting dark matter surrounding an intermediate mass black hole
Kenji Kadota, Jeong Han Kim, Pyungwon Ko +1
The presence of dark matter overdensities surrounding a black hole can influence the evolution of a binary system. The gravitational wave signals emitted by a black hole binary off…
Uncovering doubly charged scalars with dominant three-body decays using machine learning
Thomas Flacke, Jeong Han Kim, Manuel Kunkel +4
We propose a deep learning-based search strategy for pair production of doubly charged scalars undergoing three-body decays to in the same-sign lepton plus multi-jet…
Probing Cosmological Particle Production and Pairwise Hotspots with Deep Neural Networks
Taegyun Kim, Jeong Han Kim, Soubhik Kumar +3
Particles with masses much larger than the inflationary Hubble scale, , can be pair-produced non-adiabatically during inflation. Due to their large masses, the produced partic…
Directly Probing the CP-structure of the Higgs-Top Yukawa at HL-LHC and Future Colliders
Rahool Kumar Barman, Morgan E. Cassidy, Zhongtian Dong +8
Constraining the Higgs boson properties is a cornerstone of the LHC program and future colliders. In this Snowmass contribution, we study the potential to directly probe the Higgs-…
Portraying Double Higgs at the Large Hadron Collider II
Li Huang, Su-beom Kang, Jeong Han Kim +2
The Higgs potential is vital to understand the electroweak symmetry breaking mechanism, and probing the Higgs self-interaction is arguably one of the most important physics targets…
Resolving Combinatorial Ambiguities in Dilepton Event Topologies with Neural Networks
Haider Alhazmi, Zhongtian Dong, Li Huang +3
We study the potential of deep learning to resolve the combinatorial problem in SUSY-like events with two invisible particles at the LHC. As a concrete example, we focus on dilepto…
Mirror Twin Higgs Cosmology: Constraints and a Possible Resolution to the and Tensions
Saurabh Bansal, Jeong Han Kim, Christopher Kolda +2
The mirror twin Higgs model (MTH) is a solution to the Higgs hierarchy problem that provides well-predicted cosmological signatures with only three extra parameters: the temperatur…
Direct Higgs-top CP-phase measurement with at the 14 TeV LHC and 100 TeV FCC
Dorival Gonçalves, Jeong Han Kim, Kyoungchul Kong +1
The study of the Higgs boson's properties is a cornerstone of the LHC and future collider programs. In this paper, we examine the potential to directly probe the Higgs-top interact…
Cosmological Particle Production and Pairwise Hotspots on the CMB
Jeong Han Kim, Soubhik Kumar, Adam Martin +1
Heavy particles with masses much bigger than the inflationary Hubble scale , can get non-adiabatically pair produced during inflation through their couplings to the inflaton.…
The motivation and status of two-body resonance decays after the LHC Run 2 and beyond
Jeong Han Kim, Kyoungchul Kong, Benjamin Nachman +1
Searching for two-body resonance decays is a central component of the high energy physics energy frontier research program. While many of the possibilities are covered when the two…
Portraying Double Higgs at the Large Hadron Collider
Jeong Han Kim, Minho Kim, Kyoungchul Kong +2
We examine the discovery potential for double Higgs production at the high luminosity LHC in the final state with two -tagged jets, two leptons and missing transverse momentum.…
Searching for Dark Photons with Maverick Top Partners
Jeong Han Kim, Samuel D. Lane, Hye-Sung Lee +2
In this paper, we present a model in which an up-type vector-like quark (VLQ) is charged under a new gauge force which kinetically mixes with the SM hypercharge. The gauge…
End-point resummation in squark decays
Chul Kim, Jeong Han Kim, Seung J. Lee +1
We study soft and collinear gluon emission in squark decays to quark--neutralino pair, at next-to-next-to-leading logarithmic (NNLL) accuracy in the end-point region, using Soft Co…
Shedding Light on Top Partner at the LHC
Haider Alhazmi, Jeong Han Kim, Kyoungchul Kong +1
We investigate the sensitivity of the 14 TeV LHC to pair-produced top partners () decaying into the Standard Model top quark () plus either a gluon () or a photon (). T…
Probing the Triple Higgs Self-Interaction at the Large Hadron Collider
Jeong Han Kim, Kyoungchul Kong, Konstantin T. Matchev +1
We propose a novel kinematic method to expedite the discovery of the double Higgs () production in the final state. We…
Loop Induced Single Top Partner Production and Decay at the LHC
Jeong Han Kim, Ian M. Lewis
Most searches for top partners, , are concerned with top partner pair production. However, as these bounds become increasingly stringent, the LHC energy will saturate and single…
Combined analysis of double Higgs production via gluon fusion at the HL-LHC in the effective field theory approach
Jeong Han Kim, Yasuhito Sakaki, Minho Son
We perform the combined analysis of the double Higgs production via gluon fusion in the and decay channels at the High-Luminosity LHC (HL-LHC). To va…
Resolving Combinatorial Ambiguities in Dilepton Event Topologies with Constrained Variables
Dipsikha Debnath, Doojin Kim, Jeong Han Kim +2
We advocate the use of on-shell constrained variables in order to mitigate the combinatorial problem in SUSY-like events with two invisible particles at the LHC. We show that…
Scrutinizing the Higgs quartic coupling at a future 100 TeV proton-proton collider with taus and b-jets
Benjamin Fuks, Jeong Han Kim, Seung J. Lee
The Higgs potential consists of an unexplored territory in which the electroweak symmetry breaking is triggered, and it is moreover directly related to the nature of the electrowea…
Probing TeV scale Top-Philic Resonances with Boosted Top-Tagging at the High Luminosity LHC
Jeong Han Kim, Kyoungchul Kong, Seung J. Lee +1
We investigate the discovery potential of singly produced top-philic resonances at the high luminosity (HL) LHC in the four-top final state. Our analysis spans over the fully-hadro…
Probing Higgs self-interactions in proton-proton collisions at a center-of-mass energy of 100 TeV
Benjamin Fuks, Jeong Han Kim, Seung J. Lee
We present a phenomenological study of triple-Higgs production in which we estimate the prospects for measuring the form of the Higgs potential at future circular collider projects…
Search Strategies for TeV Scale Fermionic Top Partners with Charge 2/3
Mihailo Backovic, Thomas Flacke, Jeong Han Kim +1
Searches for fermionic top partners at the TeV scale will bring forward a new final state kinematic regime and event topologies, where Run I search strategies will inevitably fail.…
Discovering Heavy New Physics in Boosted Channels: vs.
Mihailo Backović, Thomas Flacke, Jeong Han Kim +1
We propose a strategy for new physics searches in channels which contain a boosted boson in the final state. Our proposal exploits the previously overlooked advantages of boost…
Boosted Event Topologies from TeV Scale Light Quark Composite Partners
Mihailo Backović, Thomas Flacke, Jeong Han Kim +1
We propose a new search strategy for quark partners which decay into a boosted Higgs and a light quark. As an example, we consider phenomenologically viable right handed up-type qu…