Andy Martin

The influence of s-wave interactions on focussing of atoms

R Richberg, AM Martin

Journal article  |  2021  |  Atoms

The focusing of a rubidium Bose–Einstein condensate via an optical lattice potential is numerically investigated. The results are ..

Anisotropic electron-nuclear interactions in a rotating quantum spin bath

AA Wood, RM Goldblatt, RP Anderson, LCL Hollenberg, RE Scholten, AM Martin

Journal article  |  2021  |  PHYSICAL REVIEW B

The interaction between a central qubit spin and a surrounding bath of spins is critical to spin-based solid-state quantum sensing..

Optical focusing of Bose-Einstein condensates

R Richberg, SS Szigeti, AM Martin

Journal article  |  2021  |  PHYSICAL REVIEW A

We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis uses ..

Arbitrary-angle rotation of the polarization of a dipolar Bose-Einstein condensate

SB Prasad, BC Mulkerin, AM Martin

Journal article  |  2021  |  Physical Review A: Atomic, Molecular and Optical Physics

We have employed the theory of harmonically trapped dipolar Bose-Einstein condensates to examine the influence of a uniform magnet..

Dynamics of the Creation of a Rotating Bose–Einstein Condensation by Two Photon Raman Transition Using a Laguerre–Gaussian Laser Pulse

Koushik Mukherjee, Soumik Bandyopadhyay, Dilip Angom, Andrew M Martin, Sonjoy Majumder

Journal article  |  2021  |  Atoms

We present numerical simulations to unravel the dynamics associated with the creation of a vortex in a Bose–Einstein condensate (B..

Interplay between geometric and dynamic phases in a single-spin system

AA Wood, K Streltsov, RM Goldblatt, MB Plenio, LCL Hollenberg, RE Scholten, AM Martin

Journal article  |  2020  |  Physical Review B: Condensed Matter and Materials Physics

We use a combination of microwave fields and free precession to drive the spin of a nitrogen-vacancy (NV) center in diamond on dif..

Two-body quench dynamics of harmonically trapped interacting particles

AD Kerin, AM Martin

Journal article  |  2020  |  Physical Review A: Atomic, Molecular and Optical Physics

We consider the quantum evolution of a pair of interacting atoms in a three dimensional isotropic trap where the interaction stren..

Stationary states, dynamical stability, and vorticity of Bose-Einstein condensates in tilted rotating harmonic traps

Srivatsa B Prasad, Brendan C Mulkerin, Andrew M Martin

Journal article  |  2020  |  Physical Review A: Atomic, Molecular and Optical Physics

We theoretically investigate a Bose-Einstein condensate confined by a rotating harmonic trap whose rotation axis is not aligned wi..

Observation of a Quantum Phase from Classical Rotation of a Single Spin

AA Wood, LCL Hollenberg, RE Scholten, AM Martin

Journal article  |  2020  |  Physical Review Letters

The theory of angular momentum connects physical rotations and quantum spins together at a fundamental level. Physical rotation of..

Vortex lattice formation in dipolar Bose-Einstein condensates via rotation of the polarization

Srivatsa B Prasad, Thomas Bland, Brendan C Mulkerin, Nick G Parker, Andrew M Martin

Journal article  |  2019  |  PHYSICAL REVIEW A

The behavior of a harmonically trapped dipolar Bose-Einstein condensate with its dipole moments rotating at angular frequencies lo..