Professor John Close

Position	Professor
Department	Quantum Science & Technology
Research group	Atom laser group
Office phone	(02) 612 54390
Email
Office	Physics North Link 1 06

Publications

Book chapter

Close J, Poldy R, Buchler B, Robins N
Single Atom in an Optical Cavity: An Open Quantum System
Fundamentals of Picoscience
CRC Press, Taylor & Francis Group, Boca Raton, USA (2014) 27-42

Robins N, Morrison A, Robins-Figl C, Jeppesen M, Close J
A Continuous Raman Output-Coupler for an Atom laser
Laser Spectroscopy: proceedings of the XVII international conference
World Scientific Publishing Company, United Kingdom (2005) 256-263

Robins N, Lye J, Fletcher C, Haine S, Dugue J, Breme C, Hope J, Close J
Dynamical effects of back-coupling on an atom laser
Laser Spectroscopy: proceedings of the XVI international conference
World Scientific Publishing Company, Singapore (2004) 191-193

(3 publications)

Journal article

Freier C, Legge S, Roberts L, Wigley P, Close J, Hardman K
Scalable all-fiber coherent beam combination using digital control
Applied Optics 61, 15(2022) 4543-4548

Oliveira R, Scalzo R, Kohn R, Cripps S, Hardman K, Close J, Taghavi N, Lemckert C
Bayesian optimization with informative parametric models via sequential Monte Carlo
Data-Centric Engineering 3, e5(2022) 1-19

Perumbil M, Hardman K, Wigley P, Close J, Robins N, Szigeti S
An atomic Fabry-Perot interferometer using a pulsed interacting Bose-Einstein condensate
Scientific Reports 10(2020) 1-11

Szigeti S, Nolan S, Close J, Haine S
High-Precision Quantum-Enhanced Gravimetry with a Bose-Einstein Condensate
Physical Review Letters 125, 10(2020) 1-8

Wigley P, Hardman K, Freier C, Everitt P, Legge S, Close J, Perumbil M, Robins N
Readout-delay-free Bragg atom interferometry using overlapped spatial fringes
Physical Review A 99, 2(2019)

Perumbil M, Hardman K, Sooriyabandara M, Wigley P, Close J, Robins N, Hush M, Szigeti S
Quantum tunneling dynamics of an interacting Bose-Einstein condensate through a Gaussian barrier
Physical Review A 98(2018) 1-9

Everitt P, Sooriyabandara M, Guasoni M, Wigley P, Wei C, McDonald G, Hardman K, Perumbil M, Close J, Noschang Kuhn C, Szigeti S, Kivshar Y, Robins N
Observation of a modulational instability in Bose-Einstein condensates
Physical Review A: Atomic, Molecular and Optical Physics 96, 4(2017) 1-5

Leigh A, Sevanto S, Close J, Nicotra A
The influence of leaf size and shape on leaf thermal dynamics: Does theory hold up under natural conditions?
Plant Cell and Environment 40, 2(2017) 237-248

Bandutunga C, Fleddermann R, Gray M, Close J, Chow J
All-optical low noise fiber Bragg grating microphone
Applied Optics 55, 21(2016) 5570-5574

Dumke R, Lu Z, Close J, Robins N, Weis A, Mukherjee M, Birkl G, Hufnagel C, Amico L, Boshier M, Dieckmann K, Li W, Killian T
Roadmap on quantum optical systems
Journal of Optics 18, 9(2016)

Hardman K, Everitt P, McDonald G, Perumbil M, Wigley P, Sooriyabandara M, Noschang Kuhn C, Debs J, Close J, Robins N
Simultaneous Precision Gravimetry and Magnetic Gradiometry with a Bose-Einstein Condensate: A High Precision, Quantum Sensor
Physical Review Letters 117, 13(2016)

Wigley P, Everitt P, Hardman K, Hush M, Wei C, Sooriyabandara M, Perumbil M, Close J, Robins N, Noschang Kuhn C
Non-destructive shadowgraph imaging of ultra-cold atoms
Optics Letters 41, 20(2016) 4795-4798

Bennetts S, McDonald G, Hardman K, Debs J, Noschang Kuhn C, Close J, Robins N
External cavity diode lasers with 5kHz linewidth and 200nm tuning range at 1.55?m and methods for linewidth measurement
Optics Express 22, 9(2014) 10642-10654

Hardman K, Noschang Kuhn C, McDonald G, Debs J, Bennetts S, Close J, Robins N
Role of source coherence in atom interferometery
Physical Review A: Atomic, Molecular and Optical Physics 89, 2(2014) 023626

McDonald G, Noschang Kuhn C, Bennetts S, Debs J, Hardman K, Close J, Robins N
A faster scaling in acceleration-sensitive atom interferometers
Europhysics Letters 105, 6(2014) 63001

McDonald G, Noschang Kuhn C, Hardman K, Bennetts S, Everitt P, Altin P, Debs J, Close J, Robins N
Bright Solitonic Matter-Wave Interferometer
Physical Review Letters 113, 1(2014) 1-5

Noschang Kuhn C, McDonald G, Hardman K, Bennetts S, Everitt P, Altin P, Debs J, Close J, Robins N
A Bose-condensed, simultaneous dual-species Mach-Zehnder atom interferometer
New Journal of Physics 16, 2014(2014) 073035/ 1-15

Altin P, Johnsson M, Negnevitsky V, Dennis G, Anderson R, Debs J, Szigeti S, Bennetts S, McDonald G, Close J, Robins N
Precision atomic gravimeter based on Bragg diffraction
New Journal of Physics 15(2013)

Debs J, Hardman K, Altin P, McDonald G, Close J, Robins N
From apples to atoms: measuring gravity with ultra cold atomic test masses
Preview 164(2013) 30-33

McDonald G, Keal H, Altin P, Debs J, Bennetts S, Noschang Kuhn C, Hardman K, Johnsson M, Close J, Robins N
Optically guided linear Mach-Zehnder atom interferometer
Physical Review A: Atomic, Molecular and Optical Physics 87, 1(2013) 5

McDonald G, Noschang Kuhn C, Bennetts S, Debs J, Hardman K, Johnsson M, Close J, Robins N
80hk momentum separation with Bloch oscillations in an optically guided atom interferometer
Physical Review A: Atomic, Molecular and Optical Physics 88, 5(2013) 053620 1-5

Robins N, Altin P, Debs J, Close J
Atom lasers: Production, properties and prospects for precision inertial measurement
Physics Reports: Review Section of Physics Letters 529, 3(2013) 265-296

Close J, Robins N
Precision measurement with cold atoms
Physics 5, 26(2012) 1-3

Leigh A, Sevanto S, Ball M, Close J, Ellsworth D, Knight C, Nicotra A, Vogel S
Do thick leaves avoid thermal damage in critically low wind speeds?
New Phytologist 194, 2(2012) 477-487

Poldy R, Buchler B, Altin P, Robins N, Close J
Feasibility of squeezing measurements with cavity-based atom detection
Physical Review A: Atomic, Molecular and Optical Physics 86, 4(2012) 1-9

Sane S, Bennetts S, Debs J, Noschang Kuhn C, McDonald G, Altin P, Close J, Robins N
11 W narrow linewidth laser source at 780nm for laser cooling and manipulation of Rubidium
Optics Express 20, 8(2012) 8915-8919

Szigeti S, Debs J, Hope J, Robins N, Close J
Why momentum width matters for atom interferometry with Bragg pulses
New Journal of Physics 14(2012) 1-23

Altin P, Dennis G, McDonald G, Doering D, Debs J, Close J, Savage C, Robins N
Collapse and three-body loss in a ⁸⁵Rb Bose-Einstein condensate
Physical Review A: Atomic, Molecular and Optical Physics 84, 3(2011) 6

Altin P, McDonald G, Doering D, Debs J, Barter T, Robins N, Close J, Haine S, Hanna T, Anderson R
Addendum: Optically trapped atom interferometry using the clock transition of large ⁸⁷Rb Bose-Einstein condensates
New Journal of Physics 13, 119401(2011) 11

Altin P, McDonald G, Doering D, Debs J, Barter T, Close J, Robins N, Haine S, Hanna T, Anderson R
Optically trapped atom interferometry using the clock transition of large ⁸⁷Rb Bose-Einstein condensates
New Journal of Physics 13(2011) 1-21

Debs J, Altin P, Barter T, Doering D, Dennis G, McDonald G, Anderson R, Close J, Robins N
Cold-atom gravimetry with a Bose-Einstein condensate
Physical Review A: Atomic, Molecular and Optical Physics 84, 3(2011) 5

Altin P, Robins N, Doering D, Debs J, Poldy R, Robins-Figl C, Close J
⁸⁵Rb tunable-interaction Bose-Einstein condensate machine
Review of Scientific Instruments 81, 6(2010) 63103-63103

Altin P, Robins N, Poldy R, Debs J, Doering D, Robins-Figl C, Close J
Measurement of inelastic losses in a sample of ultracold ⁸⁵Rb
Physical Review A: Atomic, Molecular and Optical Physics 81, 1(2010) 012713,1-4

Debs J, Doering D, Altin P, Robins-Figl C, Dugue J, Jeppesen M, Schultz J, Robins N, Close J
Experimental comparison of Raman and rf outcouplers for high-flux atom lasers
Physical Review A: Atomic, Molecular and Optical Physics 81, 1(2010) 013618/1-7

Doering D, McDonald G, Debs J, Robins-Figl C, Altin P, Bachor H, Robins N, Close J
Quantum projection noise limited interferometry with coherent atoms in a Ramsey type setup
Physical Review A: Atomic, Molecular and Optical Physics 81, 4(2010) 043633-1/8

Debs J, Doering D, Robins N, Robins-Figl C, Altin P, Close J
A two-state Raman coupler for coherent atom optics
Optics Express 17, 4(2009) 1-7

Doering D, Debs J, Robins N, Robins-Figl C, Altin P, Close J
Ramsey interferometry with an atom laser
Optics Express 23, 17(2009) 8

Doering D, Dennis G, Robins N, Jeppesen M, Robins-Figl C, Hope J, Close J
Pulsed pumping of a Bose-Einstein condensate
Physical Review A: Atomic, Molecular and Optical Physics 79, 063630(2009) 5

Schultz J, Abend S, Doring D, Debs J, Altin P, White J, Robins N, Close J
Coherent 455nm beam production in a cesium vapor
Optics Letters 34, 15(2009) 2321-2323

Debs J, Robins N, Lance A, Kruger M, Close J
Piezo-locking a diode laser with saturated absorption spectroscopy
Applied Optics 47, 28(2008) 5163-5166

Doering D, Robins N, Robins-Figl C, Close J
Probing a Bose-Einstein condensate with an atom laser
Optics Express 16, 18, Aug 08(2008) 13893 to 13900

Dugue J, Dennis G, Jeppesen M, Johnsson M, Robins-Figl C, Robins N, Close J
Multibeam atom laser: Coherent atom beam splitting from a single far-detuned laser
Physical Review A: Atomic, Molecular and Optical Physics 77(2008) 031603 p1-p4

Jeppesen M, Dugue J, Dennis G, Johnsson M, Robins-Figl C, Robins N, Close J
Approaching the Heisenberg limit in an atom laser
Physical Review A: Atomic, Molecular and Optical Physics 77(2008) 063618

Poldy R, Buchler B, Close J
Single-atom detection with optical cavities
Physical Review A: Atomic, Molecular and Optical Physics 78, 013640(2008) 1-11

Robins N, Robins-Figl C, Jeppesen M, Dennis G, Close J
A pumped atom laser
Nature Physics 4(2008) 731-736

Wuester S, Dabrowska-Wuster B, Scott S, Close J, Savage C
Quantum-field dynamics of expanding and contracting Bose-Einstein condensates
Physical Review A: Atomic, Molecular and Optical Physics 77(2008) 023619p1-p9

Close J, Bell S, Heywood D, White J, Scholten R
Laser frequency offset locking using electromagnetically induced transparency
Applied Physics Letters 90, 171120(2007) 1-3

Dugue J, Robins N, Robins-Figl C, Jeppesen M, Summers P, Johnsson M, Hope J, Close J
Investigation and comparison of multi-state and two-state atom laser output-couplers
Physical Review A: Atomic, Molecular and Optical Physics 75, 5(2007) 1-8

Johnsson M, Haine S, Hope J, Robins N, Robins-Figl C, Jeppesen M, Dugue J, Close J
Semiclassical limits to the linewidth of an atom laser
Physical Review A: Atomic, Molecular and Optical Physics 75, 043618(2007) 1-10

Robins-Figl C, Longchambon L, Jeppesen M, Kruger M, Bachor H, Robins N, Close J
Demonstration and characterization of a detector for minimally destructive detection of Bose condensed atoms in real time
Applied Optics 45, 15(2006) 3415-3419

Leigh A, Close J, Ball M, Siebke K, Nicotra A
Leaf cooling curves: measuring leaf temperature in sunlight
Functional Plant Biology 33(2006) 515-519

Robins N, Robins-Figl C, Haine S, Morrison A, Jeppesen M, Hope J, Close J
Achieving Peak Brightness in an Atom Laser
Physical Review Letters 96(2006) 140403/1-4

De Vine G, McClelland D, Gray M, Close J
Pump-probe differencing technique for cavity-enhanced,noise-canceling saturation laser spectroscopy
Optics Letters 30(2005) 1219-1221

Hope J, Close J
General limit to nondestructive optical detection of atoms
Physical Review A: Atomic, Molecular and Optical Physics 71(2005) 043822/1-6

Robins N, Morrison A, Hope J, Close J
Limits to the flux of a continuous atom laser
Physical Review A: Atomic, Molecular and Optical Physics 72(2005) 031606/1-4

Fletcher C, Close J
Extended temperature tuning of an external cavity diode laser
Applied Physics B: Lasers and Optics 78(2004) 305-313

Haine S, Ferris A, Close J, Hope J
Control of atom laser using feedback
Physical Review A: Atomic, Molecular and Optical Physics 69, 2004(2004) 013605-6

Hope J, Close J
Limit to minimally destructive optical detection of atoms
Physical Review Letters 93, 18(2004) 180402-1 to 180402-4

Lye J, Hope J, Close J
Rapid real time detection of cold atoms with minimal destruction
Physical Review A: Atomic, Molecular and Optical Physics 69, 2004(2004) 023601-1 to 023601-2

Robins N, Savage C, Hope J, Lye J, Fletcher C, Haine S, Close J
Fluctuations and flux: The limits of multistate atom lasers
Physical Review A: Atomic, Molecular and Optical Physics 69, 1R(2004) 1-1 to 1-4

Lye J, Hope J, Close J
Nondestructive dynamic detectors for Bose-Einstein condensates
Physical Review A: Atomic, Molecular and Optical Physics 67(2003) 043609-1-13

Fletcher C, Lye J, Robins N, Close J
A self-locked magneto-optic trap
Optics Communications 212(2002) 85 - 88

Lye J, Fletcher C, Kallmann U, Bachor H, Close J
Images of evaporative cooling to Bose-Einstein condensation
Journal of Optics B: Quantum and Semiclassical Optics 4(2002) 57 - 61

Robins N, Slagmolen B, Shaddock D, Close J, Gray M
Interferometric, modulation-free laser stabilization
Optics Letters 27, 21(2002) 1905 - 1907

Close J, Baldwin K, Hoffman K, Quaas N
Fragmentation of dodecanethiol molecules: application to self-assembled monolayer damage in atom lithography
Applied Physics B: Lasers and Optics 70(2000) 651-655

Bachor H, Close J
Phase modulation spectroscopy: A non-destructive probe of Bose-Einstein condensates
Journal of Optics B: Quantum and Semiclassical Optics 1, 4(1999) 402-407

Close J
High-field trap to Bose condense caesium
Journal of Optics B: Quantum and Semiclassical Optics 1, 4(1999) 420-423

Close J
Rydberg states of silver: excitation dynamics of doped helium droplets
Physical Review Letters 83, 13(1999) 2548-2551

Close J
Helium Droplets: A Nanoscale Cryostat for High Resolution Spectroscopy and Studies of Quantized Vorticity
Journal of Low Temperature Physics 111, 3-Apr(1998) 661-676

(69 publications)

Conference paper

shearan B, Mukhopadhyay S, Tregoning P, Legge S, Close J, Andersen M, Rutlidge H, Vervoot R, Simmons J, Scalzo R, Francis G, Isaacs M, Tamsitt L
Where is All the Water?
2022 22nd International Symposium on Electrical Apparatus and Technologies (SIELA) ?, ?(2022)

Debs J, Altin P, Barter T, Doering D, Dennis G, McDonald G, Robins N, Close J, Anderson R
Comparing thermal and lasing atomic sources for precision inertial measurement
2011 International Quantum Electronics Conference, IQEC 2011 and Conference on Lasers and Electro-Optics, CLEO Pacific Rim 2011 ?, ?(2011) 2082-2084

McDonald G, Altin P, Doering D, Debs J, Barter T, Close J, Robins N, Haine S, Hanna T, Anderson R
Optically trapped atom interferometry using the clock transition of large rubidium-87 bose-einstein condensates
Conference on Lasers and Electro-Optics/Pacific Rim CLEOPR 2011 ?, ?(2011) 116-118

Szigeti S, Debs J, Hope J, Altin P, Barter T, Doering D, McDonald G, Robins N, Close J
Why MomentumWidth Matters for Atom Interferometry
Conference on Lasers and Electro-Optics/Pacific Rim CLEOPR 2011 ?, ?(2011) 2085-2087

Robins N, Hope J, Haine S, Robins-Figl C, Dugue J, Jeppesen M, Johnsson M, Close J
High FLux atom lasers, interferometry, and the shot noise limit
Conference on Lasers and Electro-Optics, Quantum Electronics and Laser Science/Conference on Photonic Applications, Systems and Technologies (CLEO/QELS 2006) ?, ?(2006) 2

De Vine G, Close J, McClelland D, Gray M
Cavity-Enhanced Spectroscopy using Pump-Probe Differencing
Conference on Lasers and Electro-Optics, Quantum Electronics and Laser Science/Conference on Photonic Applications, Systems and Technologies (CLEO/QELS 2005) 3(2005) 1-3

(7 publications)

Journal short contribution (non refereed)

Debs J, Robins N, Close J
Measuring mass in seconds
Science 339, 6119(2013) 532-533

(1 publications)

Journal short contribution

Haine S, Ferris A, Close J, Hope J
Erratum: Control of an atom laser using feedback [Phys. Rev. A 69, 013605 (2004)]
Physical Review A: Atomic, Molecular and Optical Physics 70, 2004(2004) 039902-1E

(1 publications)