58 citations · 486 across the 36 of their papers we have counts for
38 papers
Optical properties of Fermi polarons in a GaInP/MoSe2 monolayer heterostructure
Hangyong Shan, Max Waldherr, Diksha Diksha +15
Engineering optical properties, such as luminescence purity and charge transfer, is crucial for harnessing the application potential of atomically thin transition metal dichalcogen…
Energetic and Structural Properties of Two-Dimensional Trapped Mesoscopic Fermi Gases
Emma K. Laird, Brendan C. Mulkerin, Jia Wang +1
We theoretically investigate equal-mass spin-balanced two-component Fermi gases in which pairs of atoms with opposite spins interact via a short-range isotropic model potential. We…
Hybrid-pair superfluidity in a strongly driven Fermi gas
Brendan C. Mulkerin, Olivier Bleu, Cesar R. Cabrera +2
We explore the paired superfluid phases of a Fermi gas in the presence of a continuous Rabi drive. We focus on the case where two components are strongly coupled by the drive, form…
Scattering resonances and pairing in a Rabi-coupled Fermi gas
Olivier Bleu, Brendan C. Mulkerin, Cesar R. Cabrera +2
We investigate the possibility of using a Rabi drive to tune the interactions in an atomic Fermi gas. Specifically, we consider the scenario where two fermion species (spins) are R…
Universal Efimov Scaling in the Rabi-Coupled Few-Body Spectrum
Anthony N. Zulli, Brendan C. Mulkerin, Meera M. Parish +1
We investigate the behavior of the Efimov effect -- a universal quantum few-body phenomenon -- in the presence of an external driving field. Specifically, we consider up to three b…
Light-enhanced dipolar interactions between exciton polaritons
Yasufumi Nakano, Olivier Bleu, Brendan C. Mulkerin +2
We consider the scenario of excitons in a semiconductor bilayer that are strongly coupled to cavity photons, leading to the formation of dipolar exciton polaritons (dipolaritons).…
Efficient calculation of trion energies in monolayer transition metal dichalcogenides
Sangeet S. Kumar, Brendan C. Mulkerin, Antonio Tiene +3
The reduced dielectric screening in atomically thin semiconductors leads to remarkably strong electron interactions. As a result, bound electron-hole pairs (excitons) and charged e…
When does a Fermi puddle become a Fermi sea? Emergence of pairing in two-dimensional trapped mesoscopic Fermi gases
Emma K. Laird, Brendan C. Mulkerin, Jia Wang +1
Pairing lies at the heart of superfluidity in fermionic systems. Motivated by recent experiments in mesoscopic Fermi gases, we study up to six fermionic atoms with equal masses and…
Rabi oscillations and magnetization of a mobile spin-1/2 impurity in a Fermi sea
Brendan C. Mulkerin, Jesper Levinsen, Meera M. Parish
We investigate the behavior of a mobile spin-1/2 impurity atom immersed in a Fermi gas, where the interacting spin- and non-interacting spin- states of the im…
Trion resonance in polariton-electron scattering
Sangeet S. Kumar, Brendan C. Mulkerin, Meera M. Parish +1
Strong interactions between charges and light-matter coupled quasiparticles offer an intriguing prospect with applications from optoelectronics to light-induced superconductivity.…
Exact Quantum Virial Expansion for the Optical Response of Doped Two-Dimensional Semiconductors
B. C. Mulkerin, A. Tiene, F. M. Marchetti +2
We present a quantum virial expansion for the optical response of a doped two-dimensional semiconductor. As we show, this constitutes a perturbatively exact theory in the high-temp…
Quasi-equilibrium polariton condensates in the non-linear regime and beyond
Ned Goodman, Brendan C. Mulkerin, Jesper Levinsen +1
We investigate the many-body behavior of polaritons formed from electron-hole pairs strongly coupled to photons in a two-dimensional semiconductor microcavity. We use a microscopic…
Pseudopotentials for Two-dimentional Ultracold Scattering in the Presence of Synthetic Spin-orbit-coupling
Christiaan R. Hougaard, Brendan C. Mulkerin, Xia-Ji Liu +2
We derive a pseudopotential in two dimensions (2D) with the presence of a 2D Rashba spin-orbit-coupling (SOC), following the same spirit of frame transformation in {[}Phys. Rev. A…
Beyond Gaussian pair fluctuation theory for strongly interacting Fermi gases II: The broken-symmetry phase
Brendan C. Mulkerin, Xing-Can Yao, Yoji Ohashi +2
We theoretically study the thermodynamic properties of a strongly interacting Fermi gas at the crossover from a Bardeen-Cooper-Schrieffer (BCS) superfluid to a Bose-Einstein conden…
Arbitrary-angle rotation of the polarization of a dipolar Bose-Einstein condensate
S. B. Prasad, B. C. Mulkerin, A. M. Martin
We have employed the theory of harmonically trapped dipolar Bose-Einstein condensates to examine the influence of a uniform magnetic field that rotates at an arbitrary angle to its…
Stationary states, dynamical stability, and vorticity of Bose-Einstein condensates in tilted rotating harmonic traps
Srivatsa B. Prasad, Brendan C. Mulkerin, Andrew M. Martin
We theoretically investigate a Bose-Einstein condensate confined by a rotating harmonic trap whose rotation axis is not aligned with any of its principal axes. The principal axes o…
Pseudogap regime of a strongly interacting two-dimensional Fermi gas with and without confinement-induced effect range of interactions
Brendan C. Mulkerin, Xia-Ji Liu, Hui Hu
We investigate theoretically the many-body pairing of a strongly correlated two-dimensional Fermi gas with and without negative confinement-induced effective range. Using a strong-…
Role of the confinement-induced effective range on the thermodynamics of a strongly correlated Fermi gas in two dimensions
Brendan C. Mulkerin, Hui Hu, Xia-Ji Liu
We theoretically investigate the thermodynamic properties of a strongly correlated two-dimensional Fermi gas with a confinement-induced negative effective range of interactions, wh…
Vortex Lattice Formation in Dipolar Bose-Einstein Condensates via Rotation of the Polarization
Srivatsa B. Prasad, Thomas Bland, Brendan C. Mulkerin +2
The behaviour of a harmonically trapped dipolar Bose-Einstein condensate with its dipole moments rotating at angular frequencies lower than the transverse harmonic trapping frequen…
Leggett mode in a two-component Fermi gas with dipolar interactions
Brendan C. Mulkerin, Xia-Ji Liu, Hui Hu
We develop an effective field theory to understand collective modes of a three-dimensional two-component Fermi superfluid with dipolar inter-particle interactions, which are modele…
Instability of Rotationally Tuned Dipolar Bose-Einstein Condensates
S. B. Prasad, T. Bland, B. C. Mulkerin +2
The possibility of effectively inverting the sign of the dipole-dipole interaction, by fast rotation of the dipole polarization, is examined within a harmonically trapped dipolar B…
Quantum fluctuations of a resonantly interacting -wave Fermi superfluid in two dimensions
Hui Hu, Brendan C. Mulkerin, Lianyi He +2
Using the Gaussian pair fluctuation theory, we investigate quantum fluctuations of a strongly interacting two-dimensional chiral \textit{p}-wave Fermi superfluid at the transition…
Breakdown of the Fermi polaron description near Fermi degeneracy at unitarity
Brendan C. Mulkerin, Xia-Ji Liu, Hui Hu
We theoretically investigate attractive Fermi polarons in three dimensions at finite temperature and impurity concentration through the many-body T-matrix theory and high-temperatu…
Reduced quantum anomaly in a quasi-2D Fermi superfluid: The significance of the confinement-induced effective range of interactions
Hui Hu, Brendan C. Mulkerin, Umberto Toniolo +2
A two-dimensional (2D) harmonically trapped interacting Fermi gas is anticipated to exhibit a quantum anomaly and possesses a breathing mode at frequencies different from a classic…