Otago

Microscopy of an ultranarrow Feshbach resonance using a laser-based atom collider: A quantum defect theory analysis,
M. Chilcott, J.F. R. Croft, R. Thomas & N. Kjærgaard,
Physical Review A 106, 023303 (2022)
[JOURNAL ] [PDF print/preprint]

Observation of Pauli blocking in light scattering from quantum degenerate fermions,
Amita B. Deb & Niels Kjærgaard,
Science 374, 972 (2021)
[JOURNAL (Free Access Link)]

No cleverness – just greatness,
N. Kjærgaard & D. Schumayer,
Journal of the Royal Society of New Zealand 51, 409 (2021)
[JOURNAL (Open Access)]

Effects of quantum mechanical identity in particle scattering: Experimental observations (and lack thereof),
Niels Kjærgaard,
Journal of the Royal Society of New Zealand 51, 489 (2021)
[JOURNAL (Open Access)]

Experimental observation of the avoided crossing of two S-matrix resonance poles in an ultracold atom collider,
Matthew Chilcott, Ryan Thomas & Niels Kjærgaard,
Physical Review Research 3 , 033209 (2021)
[JOURNAL (Open Access)]

Data capacity scaling of a distributed Rydberg atomic receiver array,
J. Susanne Otto, Marisol K. Hunter, Niels Kjærgaard & Amita B. Deb,
Journal of Applied Physics 129, 154503 (2021)
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Reducing number fluctuations in an ultracold atomic sample using Faraday rotation and iterative feedback,
R. Thomas, J. S. Otto, M. Chilcott, A. Deb & N. Kjærgaard,
Physical Review Applied 51, 489 (2021)
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Low-cost wireless condition monitoring for an ultracold atom machine,
M. Chilcott & N. Kjærgaard,
Internet of Things 13 , 100345 (2021)
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Strong zero- field Forster resonances in K-Rb Rydberg systems,
J.S. Otto, N. Kjærgaard, & A.B. Deb
Physical Review Research 2 033474 (2020)
[JOURNAL (Open Access)]

Dispersive detection of atomic ensembles in the presence of strong lensing,
A. B. Deb, J. Chung & N. Kjærgaard,
New Journal of Physics, 22 073017 (2020)
[JOURNAL (Open Access)]

A digital PID controller for stabilizing large electric currents to the ppm level for Feshbach resonance studies,
R. Thomas & N. Kjærgaard,
Review of Scientific Instruments 91, 034705 (2020)
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Deterministic quantum state transfer of atoms in a random magnetic field,
B. Sawyer, M. Chilcott, R. Thomas, A. Deb & N. Kjærgaard,
European Physical Journal D 73, 160 (2019)
[JOURNAL] [SCOPUS]

Observation of bound state self-interaction in a nano-eV atom collider,
R. Thomas, M. Chilcott, E. Tiesinga, A. B. Deb & N. Kjærgaard,
Nature Communications 9, 4895 (2018)
[JOURNAL]

A three-dimensional steerable optical tweezer system for ultracold atoms,
C. S. Chisholm, R. Thomas, A. B. Deb & N. Kjærgaard,
Review of Scientific Instruments 89, 103105 (2018)
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Radio-over-fiber using an optical antenna based on Rydberg states of atoms,
A. Deb & N. Kjærgaard,
Applied Physics Letters 112, 211106 (2018)
[JOURNAL]  [SCOPUS]

Above-threshold scattering about a Feshbach resonance for ultracold atoms in an optical collider,
M. Horvath, R. Thomas, E. Tiesinga, A. Deb & N. Kjærgaard,
Nature Communications 8, 452 (2017)
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Scattering Atoms Catch the d wave,
N. Kjærgaard,
Physics 10, 123 (2017)
 [PDF print/preprint]

Rydberg excitation of cold atoms inside a hollow-core fiber,
M. Langbecker, M. Noaman, N. Kjærgaard, F. Benabid & P. Windpassinger,
Physical Review A 96, 041402(R) (2017)
[JOURNAL]  [SCOPUS]

Dispersive optical detection of magnetic Feshbach resonances in ultracold gases,
B. Sawyer, M. Horvath, E. Tiesinga, A. Deb & N. Kjærgaard,
Physical Review A 96, 022705 (2017)
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Quantum Scattering in an Optical Collider for Ultracold Atoms,
R. Thomas, M. Chilcott, C. Chisholm, A. Deb, M. Horvath, B. Sawyer & N. Kjærgaard,
J. Phys. Conf. Ser. 875, 012007 (2017)
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20 years of Bose–Einstein condensates: current trends and applications of ultracold quantum gases,
G. De Chiara, N. Kjærgaard, L. Mathey & P. Windpassinger,
Journal of Modern Optics 63, 1743 (2016)
[JOURNAL]  [SCOPUS]

Multiple scattering dynamics of fermions at an isolated p-wave resonance,
R. Thomas, K. Roberts, E. Tiesinga, A. Wade, P. Blakie, A. Deb & N. Kjærgaard,
Nature Communications 7, 12069 (2016)
[JOURNAL]  [SCOPUS]

Dispersive light-matter interaction in programmable optical tweezers,
B. Sawyer, M. Horvath, A. Deb & N. Kjaergaard,
Proceedings of SPIE – The International Society for Optical Engineering 9548, 95480B (2015)
[JOURNAL]  [SCOPUS]

Peeking and poking at atoms with laser light,
N. Kjærgaard,
New Zealand Science Review 72, 41 (2015)
 [PDF print/preprint]

Optical runaway evaporation for the parallel production of multiple Bose-Einstein condensates,
A. Deb, T. McKellar & N. Kjærgaard,
Physical Review A 90, 051401(R) (2014)
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Steerable optical tweezers for ultracold atom studies,
K. Roberts, T. McKellar, J. Fekete, A. Rakonjac, A. Deb & N. Kjaergaard,
Optics Letters 39, 2012-2015 (2014)
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Dispersive probing of driven pseudospin dynamics in a gradient field,
A. Deb, B. Sawyer & N. Kjærgaard,
Physical Review A 88, 063607 (2013)
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Note: Computer controlled rotation mount for large diameter optics,
A. Rakonjac, K. Roberts, A. Deb & N. Kjærgaard,
Review of Scientific Instruments 84, 026107 (2013)
[JOURNAL]  [SCOPUS]

Versatile laser system for experiments with cold atomic gases,
A. Deb, A. Rakonjac & N. Kjærgaard,
Journal of the Optical Society of America B: Optical Physics 29, 3109-3113 (2012)
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Laser based accelerator for ultracold atoms,
A. Rakonjac, A. Deb, S. Hoinka, D. Hudson, B. Sawyer & N. Kjærgaard,
Optics Letters 37, 1085-1087 (2012)
[JOURNAL]  [SCOPUS]

Reducing number fluctuations of ultracold atomic gases via dispersive interrogation,
B. Sawyer, A. Deb, T. McKellar & N. Kjærgaard,
Physical Review A 86, 065401 (2012)
[JOURNAL]  [SCOPUS]

Quantum scattering of distinguishable bosons using an ultracold-atom collider,
A. Mellish, N. Kjærgaard, P. Julienne & A. Wilson,
Physical Review A 75, 020701(R) (2007)
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Interferometric measurement of ultracold collision properties using an atom collider,
A. Wilson, N. Kjærgaard & A. Mellish,
IQEC, International Quantum Electronics Conference Proceedings 2005, 251-2521560873 1560873 (2005)
[JOURNAL]  [SCOPUS]

Differential scattering measurements from a collider for ultracold atoms,
N. Kjærgaard, A. Mellish & A. Wilson,
New Journal of Physics 6, 1-15 (2004)
[JOURNAL]  [SCOPUS]

Imaging of s and d partial-wave interference in quantum scattering of identical bosonic atoms,
N. Thomas, N. Kjærgaard, P. Julienne & A. Wilson,
Physical Review Letters 93, (2004)
[JOURNAL]  [SCOPUS]