Andy Martin

Energetics and Efimov states of three interacting bosons and mass-imbalanced fermions in a three-dimensional spherical harmonic trap

AD Kerin, AM Martin

Journal article  |  2023  |  JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS

We consider a system of three particles, either three identical bosons or two identical fermions plus an impurity, within a three-..

Effects of Efimov states on quench dynamics in a three-boson trapped system

AD Kerin, AM Martin

Journal article  |  2022  |  PHYSICAL REVIEW A

We investigate the effects of Efimov states on the postquench dynamics of a system of three identical bosons with contact interact..

Quench dynamics of mass-imbalanced three-body fermionic systems in a spherical trap

AD Kerin, AM Martin

Journal article  |  2022  |  Physical Review A

We consider a system of two identical fermions of general mass interacting with a third distinguishable particle via a contact int..

dc Quantum Magnetometry below the Ramsey Limit

Alexander A Wood, Alastair Stacey, Andy M Martin

Journal article  |  2022  |  Physical Review Applied

We demonstrate quantum sensing of dc magnetic fields that exceeds the sensitivity of conventional T∗2- limited dc magnetometry by ..

Reduced density matrix approach to ultracold few-fermion systems in one dimension

Mitchell J Knight, Harry M Quiney, Andy M Martin

Journal article  |  2022  |  New Journal of Physics

The variational determination of the two-fermion reduced density matrix (2-RDM) is described for harmonically trapped, ultracold f..

Tunable gyromagnetic augmentation of nuclear spins in diamond

RM Goldblatt, AM Martin, AA Wood

Journal article  |  2022  |  PHYSICAL REVIEW B

Nuclear spins in solids exhibit long coherence times due to the small nuclear gyromagnetic ratio. This weak environmental coupling..

Quantum control of nuclear-spin qubits in a rapidly rotating diamond

AA Wood, RM Goldblatt, RE Scholten, AM Martin

Journal article  |  2021  |  PHYSICAL REVIEW RESEARCH

Nuclear spins in certain solids couple weakly to their environment, making them attractive candidates for quantum information proc..

Analytical investigation of focusing Bose-Einstein condensates

R Richberg, AM Martin

Journal article  |  2021  |  PHYSICAL REVIEW A

The focusing of a propagating untrapped Bose-Einstein condensate is studied theoretically. We use a scaling solution method compri..

Focusing of Bragg-outcoupled paraxial atom lasers

R Richberg, AM Martin

Journal article  |  2021  |  PHYSICAL REVIEW A

We theoretically study the focusing of a quasicontinuous atom laser beam of rubidium-85 (Rb85). A two-state model analysis based o..

The Influence of s-Wave Interactions on Focussing of Atoms

Roham Richberg, Andrew M Martin

Journal article  |  2021  |  ATOMS

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