The University of Queensland

Strong optical coupling through superfluid Brillouin lasing

He, Xin, Harris, Glen I., Baker, Christopher G., Sawadsky, Andreas, Sfendla, Yasmine L., Sachkou, Yauhen P., Forstner, Stefan and Bowen, Warwick P. (2020). Strong optical coupling through superfluid Brillouin lasing. Nature Physics, 16 (4), 417-421. doi: 10.1038/s41567-020-0785-0

Coherent vortex dynamics in a strongly interacting superfluid on a silicon chip

Sachkou, Yauhen P., Baker, Christopher G., Harris, Glen I., Stockdale, Oliver R., Forstner, Stefan, Reeves, Matthew T., He, Xin, McAuslan, David L., Bradley, Ashton S., Davis, Matthew J. and Bowen, Warwick P. (2019). Coherent vortex dynamics in a strongly interacting superfluid on a silicon chip. Science, 366 (6472), 1480-1485. doi: 10.1126/science.aaw9229

Injection locking of an electro-optomechanical device

Bekker, Christiaan, Kalra, Rachpon, Baker, Christopher and Bowen, Warwick P. (2017). Injection locking of an electro-optomechanical device. Optica, 4 (10) 301920, 1196-1204. doi: 10.1364/OPTICA.4.001196

Light-mediated cascaded locking of Multiple nano-optomechanical oscillators

Gil-Santos, E., Labousse, M., Baker, C., Goetschy, A., Hease, W., Gomez, C., Lemaitre, A., Leo, G., Ciuti, C. and Favero, I. (2017). Light-mediated cascaded locking of Multiple nano-optomechanical oscillators. Physical Review Letters, 118 (063605) 063605. doi: 10.1103/PhysRevLett.118.063605

Scalable high-precision tuning of photonic resonators by resonant cavity-enhanced photoelectrochemical etching

Gil-Santos, Eduardo, Baker, Christopher, Lemaitre, Aristide, Gomez, Carmen, Leo, Giuseppe and Favero, Ivan (2017). Scalable high-precision tuning of photonic resonators by resonant cavity-enhanced photoelectrochemical etching. Nature Communications, 8 (1) 14267, 14267.1-14267.7. doi: 10.1038/ncomms14267

Laser cooling and control of excitations in superfluid helium

Harris, G. I., McAuslan, D. L., Sheridan, E., Sachkou, Y., Baker, C. and Bowen, W. P. (2016). Laser cooling and control of excitations in superfluid helium. Nature Physics, 12 (8), 788-793. doi: 10.1038/nphys3714

High-frequency nano-optomechanical disk resonators in liquids

Gil-Santos, E., Baker, C., Nguyen, D. T., Hease, W., Gomez, C., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2015). High-frequency nano-optomechanical disk resonators in liquids. Nature Nanotechnology, 10 (9), 810-816. doi: 10.1038/nnano.2015.160

The convergence of cavity optomechanics and Brillouin scattering

Schmidt, Mikołaj K., Baker, Christopher G. and Laer, Raphaël Van (2022). The convergence of cavity optomechanics and Brillouin scattering. Semiconductors and Semimetals. (pp. 1-1) London, United Kingdom: Academic Press. doi: 10.1016/bs.semsem.2022.04.005

Superfluid SBS

Bowen, Warwick P., Baker, Christopher G. and Harris, Jack G. E. (2022). Superfluid SBS. Brillouin scattering; Part 1. (pp. 193-225) edited by Benjamin J. Eggleton, Michael J. Steel and Christopher G. Poulton. Cambridge, MA, United States: Academic Press. doi: 10.1016/bs.semsem.2022.04.004

Gallium arsenide disk optomechanical resonators

Ding, Lu, Baker, Christophe, Andronico, Alessio, Parrain, David, Senellart, Pascale, Lemaitre, Aristide, Ducci, Sara, Leo, Giuseppe and Favero, Ivan (2014). Gallium arsenide disk optomechanical resonators. Handbook of optical microcavities. (pp. 381-440) edited by Choi, Anthony H. W.. Boca Raton, FL USA: Pan Stanford Publishing Pte. Ltd.. doi: 10.1201/b17366-12

Engineered entropic forces allow ultrastrong dynamical backaction

Sawadsky, Andreas, Harrison, Raymond A., Harris, Glen I., Wasserman, Walter W., Sfendla, Yasmine L., Bowen, Warwick P. and Baker, Christopher G. (2023). Engineered entropic forces allow ultrastrong dynamical backaction. Science Advances, 9 (21). doi: 10.1126/sciadv.ade3591

Cascading of Nanomechanical Resonator Logic

Jin, X., Baker, C. G., Romero, E., Mauranyapin, N. P., Hirsch, T. M.F., Bowen, W. P. and Harris, G. I. (2023). Cascading of Nanomechanical Resonator Logic. International Journal of Unconventional Computing, 18 (1), 49-66.

Cryogenic and hermetically sealed packaging of photonic chips for optomechanics

Wasserman, W. W., Harrison, R. A., Harris, G. I., Sawadsky, A., Sfendla, Y. L., Bowen, W. P. and Baker, C. G. (2022). Cryogenic and hermetically sealed packaging of photonic chips for optomechanics. Optics Express, 30 (17) 30822, 30822-30831. doi: 10.1364/oe.463752

Electro-optomechanical modulation instability in a semiconductor resonator

Allain, Pierre Etienne, Guha, Biswarup, Baker, Christophe, Parrain, David, Lemaître, Aristide, Leo, Giuseppe and Favero, Ivan (2021). Electro-optomechanical modulation instability in a semiconductor resonator. Physical Review Letters, 126 (24) 243901. doi: 10.1103/physrevlett.126.243901

Tunneling of transverse acoustic waves on a silicon chip

Mauranyapin, Nicolas P., Romero, Erick, Kalra, Rachpon, Harris, Glen, Baker, Christopher G. and Bowen, Warwick P. (2021). Tunneling of transverse acoustic waves on a silicon chip. Physical Review Applied, 15 (5) 054036, 1-9. doi: 10.1103/physrevapplied.15.054036

Extreme quantum nonlinearity in superfluid thin-film surface waves

Sfendla, Y. L., Baker, C. G., Harris, G. I., Tian, L., Harrison, R. A. and Bowen, W. P. (2021). Extreme quantum nonlinearity in superfluid thin-film surface waves. npj Quantum Information, 7 (1) 62, 1-12. doi: 10.1038/s41534-021-00393-3

Optically tunable photoluminescence and up-conversion lasing on a chip

Bekker, Christiaan J., Baker, Christopher G. and Bowen, Warwick P. (2021). Optically tunable photoluminescence and up-conversion lasing on a chip. Physical Review Applied, 15 (3) 034022. doi: 10.1103/physrevapplied.15.034022

Proposal for a quantum traveling Brillouin resonator

Harris, Glen I., Sawadsky, Andreas, Sfendla, Yasmine L., Wasserman, Walter W., Bowen, Warwick P. and Baker, Christopher G. (2020). Proposal for a quantum traveling Brillouin resonator. Optics Express, 28 (15), 22450-22461. doi: 10.1364/oe.397478

Strong optical coupling through superfluid Brillouin lasing

He, Xin, Harris, Glen I., Baker, Christopher G., Sawadsky, Andreas, Sfendla, Yasmine L., Sachkou, Yauhen P., Forstner, Stefan and Bowen, Warwick P. (2020). Strong optical coupling through superfluid Brillouin lasing. Nature Physics, 16 (4), 417-421. doi: 10.1038/s41567-020-0785-0

Coherent vortex dynamics in a strongly interacting superfluid on a silicon chip

Sachkou, Yauhen P., Baker, Christopher G., Harris, Glen I., Stockdale, Oliver R., Forstner, Stefan, Reeves, Matthew T., He, Xin, McAuslan, David L., Bradley, Ashton S., Davis, Matthew J. and Bowen, Warwick P. (2019). Coherent vortex dynamics in a strongly interacting superfluid on a silicon chip. Science, 366 (6472), 1480-1485. doi: 10.1126/science.aaw9229

Propagation and imaging of mechanical waves in a highly stressed single-mode acoustic waveguide

Romero, E., Kalra, R., Mauranyapin, N. P., Baker, C.G., Meng, C. and Bowen, W. P. (2019). Propagation and imaging of mechanical waves in a highly stressed single-mode acoustic waveguide. Physical Review Applied, 11 (6) 064035. doi: 10.1103/physrevapplied.11.064035

Modelling of vorticity, sound and their interaction in two-dimensional superfluids

Forstner, Stefan, Sachkou, Yauhen, Woolley, Matthew James, Harris, Glen, He, Xin, Bowen, Warwick P and Baker, Christopher G (2019). Modelling of vorticity, sound and their interaction in two-dimensional superfluids. New Journal of Physics, 21 (5) 053029, 053029. doi: 10.1088/1367-2630/ab1bb5

Free spectral range electrical tuning of a high quality on-chip microcavity

Bekker, Christiaan, Baker, Christopher G., Kalra, Rachpon, Cheng, Han-Hao, Li, Bei-Bei, Prakash, Varun and Bowen, Warwick P. (2018). Free spectral range electrical tuning of a high quality on-chip microcavity. Optics Express, 26 (26), 33649-33670. doi: 10.1364/oe.26.033649

Erratum to: Scalable high-precision tuning of photonic resonators by resonant cavity-enhanced photoelectrochemical etching (Nature Communications, (2017), 8, (14267), 10.1038/ncomms14267)

Gil-Santos, Eduardo, Baker, Christopher, Lemaître, Aristide, Ducci, Sara, Gomez, Carmen, Leo, Giuseppe and Favero, Ivan (2018). Erratum to: Scalable high-precision tuning of photonic resonators by resonant cavity-enhanced photoelectrochemical etching (Nature Communications, (2017), 8, (14267), 10.1038/ncomms14267). Nature Communications, 9 (1) 3475. doi: 10.1038/s41467-018-05788-z

Injection locking of an electro-optomechanical device

Bekker, Christiaan, Kalra, Rachpon, Baker, Christopher and Bowen, Warwick P. (2017). Injection locking of an electro-optomechanical device. Optica, 4 (10) 301920, 1196-1204. doi: 10.1364/OPTICA.4.001196

Precision measurement: sensing past the quantum limit

Baker, Christopher G. and Bowen, Warwick P. (2017). Precision measurement: sensing past the quantum limit. Nature, 547 (7662), 164-165. doi: 10.1038/547164a

Light-mediated cascaded locking of Multiple nano-optomechanical oscillators

Gil-Santos, E., Labousse, M., Baker, C., Goetschy, A., Hease, W., Gomez, C., Lemaitre, A., Leo, G., Ciuti, C. and Favero, I. (2017). Light-mediated cascaded locking of Multiple nano-optomechanical oscillators. Physical Review Letters, 118 (063605) 063605. doi: 10.1103/PhysRevLett.118.063605

Scalable high-precision tuning of photonic resonators by resonant cavity-enhanced photoelectrochemical etching

Gil-Santos, Eduardo, Baker, Christopher, Lemaitre, Aristide, Gomez, Carmen, Leo, Giuseppe and Favero, Ivan (2017). Scalable high-precision tuning of photonic resonators by resonant cavity-enhanced photoelectrochemical etching. Nature Communications, 8 (1) 14267, 14267.1-14267.7. doi: 10.1038/ncomms14267

Theoretical framework for thin film superfluid optomechanics: towards the quantum regime

Baker, Christopher G., Harris, Glen I., McAuslan, David L., Sachkou, Yauhen, He, Xin and Bowen, Warwick P. (2016). Theoretical framework for thin film superfluid optomechanics: towards the quantum regime. New Journal of Physics, 18 (12) 123025, 123025. doi: 10.1088/1367-2630/aa520d

Nondestructive profilometry of optical nanofibers

Madsen, Lars S., Baker, Christopher, Rubinsztein-Dunlop, Halina and Bowen, Warwick P. (2016). Nondestructive profilometry of optical nanofibers. Nano Letters, 16 (12), 7333-7337. doi: 10.1021/acs.nanolett.6b02460

High bandwidth on-chip capacitive tuning of microtoroid resonators

Baker, Christopher G., Bekker, Christiaan, McAuslan, David L., Sheridan, Eoin and Bowen, Warwick P. (2016). High bandwidth on-chip capacitive tuning of microtoroid resonators. Optics Express, 24 (18), 20400-20412. doi: 10.1364/OE.24.020400

Laser cooling and control of excitations in superfluid helium

Harris, G. I., McAuslan, D. L., Sheridan, E., Sachkou, Y., Baker, C. and Bowen, W. P. (2016). Laser cooling and control of excitations in superfluid helium. Nature Physics, 12 (8), 788-793. doi: 10.1038/nphys3714

Microphotonic forces from superfluid flow

McAuslan, D. L., Harris, G. I., Baker, C., Sachkou, Y., He, X., Sheridan, E. and Bowen, W. P. (2016). Microphotonic forces from superfluid flow. Physical Review X, 6 (2) 021012. doi: 10.1103/PhysRevX.6.021012

High-frequency nano-optomechanical disk resonators in liquids

Gil-Santos, E., Baker, C., Nguyen, D. T., Hease, W., Gomez, C., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2015). High-frequency nano-optomechanical disk resonators in liquids. Nature Nanotechnology, 10 (9), 810-816. doi: 10.1038/nnano.2015.160

Origin of optical losses in gallium arsenide disk whispering gallery resonators

Parrain, David, Baker, Christophe, Wang, Guillaume, Guha, Biswarup, Santos, Eduardo Gil, Lemaitre, Aristide, Senellart, Pascale, Leo, Giuseppe, Ducci, Sara and Favero, Ivan (2015). Origin of optical losses in gallium arsenide disk whispering gallery resonators. Optics Express, 23 (15), 19656-19672. doi: 10.1364/OE.23.019656

Improved optomechanical disk resonator sitting on a pedestal mechanical shield

Nguyen, Dac Trung, Hease, William, Baker, Christopher, Gil-Santos, Eduardo, Senellart, Pascale, Lemaitre, Aristide, Ducci, Sara, Leo, Giuseppe and Favero, Ivan (2015). Improved optomechanical disk resonator sitting on a pedestal mechanical shield. New Journal of Physics, 17 (2) 023016, 023016-023016. doi: 10.1088/1367-2630/17/2/023016

Photoelastic coupling in gallium arsenide optomechanical disk resonators

Baker, Christopher, Hease, William, Nguyen, Dac-Trung, Andronico, Alessio, Ducci, Sara, Leo, Giuseppe and Favero, Ivan (2014). Photoelastic coupling in gallium arsenide optomechanical disk resonators. Optics Express, 22 (12), 14072-14086. doi: 10.1364/OE.22.014072

Ultrahigh Q-frequency product for optomechanical disk resonators with a mechanical shield

Nguyen, D. T., Baker, C., Hease, W., Sejil, S., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2013). Ultrahigh Q-frequency product for optomechanical disk resonators with a mechanical shield. Applied Physics Letters, 103 (24) 241112, 241112. doi: 10.1063/1.4846515

Optical instability and self-pulsing in silicon nitride whispering gallery resonators

Baker, Christophe, Stapfner, Sebastian, Parrain, David, Ducci, Sara, Leo, Giuseppe, Weig, Eva M. and Favero, Ivan (2012). Optical instability and self-pulsing in silicon nitride whispering gallery resonators. Optics Express, 20 (27), 29076-29089. doi: 10.1364/OE.20.029076

Damping of optomechanical disks resonators vibrating in air

Parrain, D., Baker, C., Verdier, T., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2012). Damping of optomechanical disks resonators vibrating in air. Applied Physics Letters, 100 (24) 242105, 1-5. doi: 10.1063/1.4729014

Critical optical coupling between a GaAs disk and a nanowaveguide suspended on the chip

Baker, C., Belacel, C., Andronico, A., Senellart, P., Lemaitre, A., Galopin, E., Ducci, S., Leo, G. and Favero, I. (2011). Critical optical coupling between a GaAs disk and a nanowaveguide suspended on the chip. Applied Physics Letters, 99 (15) 151117, 151117. doi: 10.1063/1.3651493

Wavelength-sized GaAs optomechanical resonators with gigahertz frequency

Ding, L., Baker, C., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2011). Wavelength-sized GaAs optomechanical resonators with gigahertz frequency. Applied Physics Letters, 98 (11) 113108, 113108. doi: 10.1063/1.3563711

High frequency GaAs nano-optomechanical disk resonator

Ding, Lu, Baker, Christophe, Senellart, Pascale, Lemaitre, Aristide, Ducci, Sara, Leo, Giuseppe and Favero, Ivan (2010). High frequency GaAs nano-optomechanical disk resonator. Physical Review Letters, 105 (26) 263903. doi: 10.1103/PhysRevLett.105.263903

Strong photon coupling and confinement in an on-chip liquid-based brillouin laser

Sfendla, Yasmine L., He, Xin, Harris, Glen I., Baker, Christopher G., Sawadsky, Andreas, Sachkou, Yauhen P., Forstner, Stefan and Bowen, Warwick P. (2020). Strong photon coupling and confinement in an on-chip liquid-based brillouin laser. Frontiers in Optics + Laser Science APS/DLS, Washington, DC, United States, 14-17 September 2020. Washington, DC, United States: The Optical Society. doi: 10.1364/FIO.2020.JTu7B.4

Phonon confinement by the force of light

He, Xin, Baker, Christopher, Sachkou, Yauhen, Sawadsky, Andreas, Forstner, Stefan, Sfendla, Yasmine and Bowen, Warwick (2018). Phonon confinement by the force of light. Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2018, Hong Kong, China, July 29 - August 3 2018. Washington, DC United States: OSA - The Optical Society. doi: 10.1364/cleopr.2018.tu3f.3

Inertial injection locking in an electro-optomechanical system

Bekker, Christiaan, Baker, Christopher, Kalra, Rachpon and Bowen, Warwick P. (2017). Inertial injection locking in an electro-optomechanical system. Frontiers in Optics 2017, Washington, D.C., United States, 18–21 September 2017. Washington, D.C.: OSA - The Optical Society. doi: 10.1364/FIO.2017.FTh3B.1

Nano-optomechanical disk resonators operating in liquids for sensing applications

Gil-Santos, Eduardo, Baker, Christophe, Dac Trung Nguyen, Hease, William, Gomez, Carmen, Lemaitre, Aristide, Ducci, Sara, Leo, Giuseppe and Favero, Ivan (2016). Nano-optomechanical disk resonators operating in liquids for sensing applications. 29th IEEE International Conference on Micro Electro Mechanical Systems (MEMS), Shanghai, Peoples Republic of China, 24-28 January 2016. Piscataway, NJ, United States: IEEE. doi: 10.1109/MEMSYS.2016.7421603

Superfluid optomechanics

McAuslan, D. L., Harris, G. I., Baker C., Sachkou Y. and Bowen, W. P. (2016). Superfluid optomechanics. Conference on Lasers and Electro-Optics Pacific Rim, Busan, Korea, 24-28 August 2015. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/CLEOPR.2015.7375887

Optomechanics with superfluid helium-4

Harris, G. I., McAuslan, D. L., Baker, C., Sachkou, Y., Sheridan, E., Duan, Z. and Bowen, W. P. (2015). Optomechanics with superfluid helium-4. CLEO: QELS Applications and Technology (CLEO QELS 2015), San Jose, CA, United States, 10-15 May 2015. Washington, DC, United States: Optical Society of America (OSA). doi: 10.1364/CLEO_AT.2015.JTh5B.2

Non-linear Optomechanical Resonators based on Gallium Arsenide

Parrain, D., Nguyen, D. T., Baker, C., Senellart, P., Lemaitre, A., Leo, G., Ducci, S. and Favero, I. (2013). Non-linear Optomechanical Resonators based on Gallium Arsenide. Nonlinear Optics 2013, Kohala Coast, Hawaii, United States, 21–26 July 2013. Washington, DC United States: Optical Society of America. doi: 10.1364/nlo.2013.nw3b.5

GaAs nano-optomechanical systems

Baker, C., Parrain, D., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2012). GaAs nano-optomechanical systems. Laser Science 2012, Rochester, New York, United States, 14–18 October 2012. Washington, D.C., United States: OSA. doi: 10.1364/ls.2012.lth2h.4

GaAs disks optomechanics

Baker, C., Ding, L., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2011). GaAs disks optomechanics. European Quantum Electronics Conference, EQEC 2011, , , May 22, 2011-May 26, 2011.

GaAs disks optomechanics

Baker, C., Ding, L., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2011). GaAs disks optomechanics. Frontiers in Optics, FiO 2011, , , October 16, 2011-October 20, 2011.

GaAs disks optomechanics

Baker, C., Ding, L., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2011). GaAs disks optomechanics. 2011 Conference on Lasers and Electro-Optics Europe and 12th European Quantum Electronics Conference, CLEO EUROPE/EQEC 2011, , , May 22, 2011-May 26, 2011. IEEE. doi: 10.1109/cleoe.2011.5943653

GaAs disks optomechanics

Baker, C., Ding, L., Senellart, P., Lemaitre, A., Ducci, S., Leo, G. and Favero, I. (2011). GaAs disks optomechanics. Frontiers in Optics 2011 , San Jose, California, United States , 16–20 October 2011. Washington, D.C., United States: OSA. doi: 10.1364/fio.2011.ftun1

Phononic circuit components

Bowen, Warwick Paul, Baker, Christopher Galmiche, Harris, Glen Ivor, Mauranyapin, Nicolas Pierre, Hirsch, Timothy Martin Fox and Romero Sanchez, Erick Rafael (2022). Phononic circuit components. WO2022178589A1.

Tunable optical device

Warwick Bowen and Christopher Baker (2019). Tunable optical device. US10509172B2.

Method for tuning one or more resonator(s)

Favero, Ivan , Baker, Christopher and Gil-Santos, Eduardo (2016). Method for tuning one or more resonator(s). WO2016146409 A1.

On-chip nano-optomechanical whispering gallery resonators

Baker, Christopher (2013). On-chip nano-optomechanical whispering gallery resonators. PhD Thesis, Laboratoire Matériaux et Phénomènes Quantiques, University Paris Diderot - Paris VII.