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Author

  • Michael Tobar
2011

Low-Loss Dielectric Material Characterization and High-Q Resonator Design from Microwave to Millimetre Waves Frequencies

Le Floch, J-M., Tobar, M., Humbert, G., Mouneyrac, D., Férachou, D., Bara, R., Aubourg, M., Hartnett, J., Cros, D., Blondy, J-M. & Krupka, J., 2011, In : Journal of Physical Science and Application. 1, 1, p. 15-28

Research output: Contribution to journalLetter

2016

Impact of coatings on the quality factor of a quartz crystal resonator at liquid helium temperature

Galliou, S., Vacheret, X., Abbe, P., Bourquin, R., Deleglise, S., Neuhaus, L., Karassouloff, T., Briant, T., Cohadon, P. F., Heidmann, A., Goryachev, M., Tobar, M. E., Dolique, V., Pinard, L., Michel, C. & Cagnoli, G., 2016, 2016 IEEE International Frequency Control Symposium, IFCS 2016 - Proceedings. Partridge, A. (ed.). IEEE, Institute of Electrical and Electronics Engineers

Research output: Chapter in Book/Conference paperConference paper

2014

Testing Lorentz invariance using rotating cryogenic sapphire oscillators

Parker, S. R., Nagel, M., Kovalchuk, E., Stanwix, P. L., Ivanov, E. N., Hartnett, J. G., Peters, A. & Tobar, M. E., 2014.

Research output: Contribution to conferenceAbstract

2016

Towards Cryogenic Quartz Oscillators: Coupling of a Bulk Acoustic Wave quartz resonator to a SQUID

Goryachev, M., Ivanov, E. N., Tobar, M. E. & Galliou, S., 2016, 2016 IEEE International Frequency Control Symposium. Maleki, L. & Partridge, A. (eds.). IEEE, Institute of Electrical and Electronics Engineers, 7563583

Research output: Chapter in Book/Conference paperConference paper

2019

Bulk Acoustic Wave Resonator-Oscillators and Tests of Fundamental Physics

Goryachev, M., Ivanov, E. N., Tobar, M. E. & Galliou, S., 2019, IFCS/EFTF 2019 - Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum, Proceedings. IEEE, Institute of Electrical and Electronics Engineers, 8856114. (IFCS/EFTF 2019 - Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum, Proceedings).

Research output: Chapter in Book/Conference paperConference paper

2014

An ultra-stable microwave transfer technique for the ACES and future space missions

Altman, N., Schediwy, S., McFerran, J., Tobar, M. & Luiten, A., May 2014, Proceedings of the 13th Australian Space Science Conference . Short, W. & Cairns, I. (eds.). Sydney: National Space Society of Australia Ltd., p. 161-170

Research output: Chapter in Book/Conference paperConference paper

2 Downloads (Pure)
2011

Resonant regeneration in the sub-quantum regime - A demonstration of fractional quantum interference

Hartnett, J., Jaeckel, J., Povey, R. & Tobar, M., 2011, In : Physics Letters B. 698, 5, p. 346-352

Research output: Contribution to journalArticle

Open Access
12 Citations (Scopus)

High-resolution flicker-noise-free frequency measurements of weak microwave signals

Creedon, D., Tobar, M., Ivanov, E. & Hartnett, J., 2011, In : IEEE Transactions on Microwave Theory and Techniques. 59, 6, p. 1651-1657

Research output: Contribution to journalArticle

2016

Combined Search for Lorentz Violation in Short-Range Gravity

Shao, C. G., Tan, Y. J., Tan, W. H., Yang, S. Q., Luo, J., Tobar, M., Bailey, Q. G., Long, J. C., Weisman, E., Xu, R. & Kostelecký, V. A., 10 Aug 2016, In : Physical Review Letters. 117, 7, p. 071102-1 - 071102-6

Research output: Contribution to journalArticle

Open Access
File
34 Citations (Scopus)
372 Downloads (Pure)
2017

Electromagnetic properties of terbium gallium garnet at millikelvin temperatures and low photon energy

Kostylev, N., Goryachev, M., Bushev, P. & Tobar, M. E., 31 Jul 2017, In : Applied Physics Letters. 111, 5, 052402.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2019

Piezo-optomechanical coupling of a 3D microwave resonator to a bulk acoustic wave crystalline resonator

Carvalho, N. C., Bourhill, J., Goryachev, M., Galliou, S. & Tobar, M. E., 18 Nov 2019, In : Applied Physics Letters. 115, 21, 211102.

Research output: Contribution to journalArticle

2013

Giant g-factors of natural impurities in synthetic quartz

Goryachev, M., Farr, W. G. & Tobar, M., 2013, In : Applied Physics Letters. 103, 26, p. 262404-1 - 262404-3

Research output: Contribution to journalArticle

16 Citations (Scopus)
2012

Status report of the Schenberg gravitational wave antenna

Aguiar, O. D., Barroso, J. J., Carvalho, N. C., Castro, P. J., Cedeño M, C. E., Da Silva Costa, C. F., De Araujo, J. C. N., Evangelista, E. F. D., Furtado, S. R., Miranda, O. D., Moraes, P. H. R. S., Pereira, E. S., Silveira, P. R., Stellati, C., Oliveira Jr., N. F., Gratens, X., De Paula, L. A. N., De Souza, S. T., Marinho Jr., R. M., Oliveira, F. G. & 21 others, Frajuca, C., Bortoli, F. S., Pires, R., Bessada, D. F. A., Magalhães, N. S., Alves, M. E. S., Fauth, A. C., Macedo, R. P., Saa, A., Tavares, D. B., Brandão, C. S. S., Andrade, L. A., Marranghello, G. F., Chirenti, C. B. M. H., Frossati, G., De Waard, A., Tobar, M., Costa, C. A., Johnson, W. W., De Freitas Pacheco, J. A. & Pimentel, G. L., 2012, In : Journal of Physics: Conference Series. 363, 0, p. 9pp

Research output: Contribution to journalReview article

37 Citations (Scopus)
2016

Quality factor measurements of various types of quartz crystal resonators operating near 4 K

Galliou, S., Goryachev, M., Abbe, P., Vacheret, X., Tobar, M. & Bourquin, R., 2016, In : IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 63, 7, p. 975-980

Research output: Contribution to journalArticle

6 Citations (Scopus)
2019

Electrodynamic improvements to the theory of magnetostatic modes in ferrimagnetic spheres and their applications to saturation magnetization measurements

Krupka, J., Pacewicz, A., Salski, B., Kopyt, P., Bourhill, J., Goryachev, M. & Tobar, M., 1 Oct 2019, In : Journal of Magnetism and Magnetic Materials. 487, 165331.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2017

Glasses: Achieving long phonon lifetimes

Goryachev, M. & Tobar, M. E., 22 Feb 2017, In : Nature Materials. 16, 3, p. 285-286 2 p.

Research output: Contribution to journalComment/debate

Higher order reentrant post modes in cylindrical cavities

McAllister, B. T., Shen, Y., Flower, G., Parker, S. R. & Tobar, M. E., 14 Oct 2017, In : Journal of Applied Physics. 122, 14, 144501.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2011

Electromagnetic properties of polycrystalline diamond from 35 K to room temperature and microwave to terahertz frequencies

Floch, J-M., Bara, R., Hartnett, J., Tobar, M., Mouneyrac, D., Passerieux, D., Cros, D., Krupka, J., Goy, P. & Caroopen, S., 2011, In : Journal of Applied Physics. 109, 9, p. 6pp

Research output: Contribution to journalArticle

10 Citations (Scopus)
2019

Ferroelectric phase transition and crystal asymmetry monitoring of SrTiO3 using quasi TE m,1,1 and quasi TM m,1,1 modes

Hosain, M. A., Le Floch, J. M., Bourhill, J. F., Krupka, J. & Tobar, M. E., 14 Sep 2019, In : Journal of Applied Physics. 126, 10, 104102.

Research output: Contribution to journalArticle

2012

Improved tests of local position invariance using Rb87 and Cs133 fountains

Guéna, J., Abgrall, M., Rovera, D., Rosenbusch, P., Tobar, M., Laurent, P., Clairon, A. & Bize, S., 2012, In : Physical Review Letters. 109, 8, p. 5pp

Research output: Contribution to journalArticle

72 Citations (Scopus)
2019

Combined Search for a Lorentz-Violating Force in Short-Range Gravity Varying as the Inverse Sixth Power of Distance

Shao, C-G., Chen, Y-F., Tan, Y-J., Yang, S-Q., Luo, J., Tobar, M. E., Long, J. C., Weisman, E. & Kostelecky, V. A., 10 Jan 2019, In : Physical Review Letters. 122, 1, 7 p., 011102.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2012

Oscillating test of the isotropic shift of the speed of light

Baynes, F., Tobar, M. & Luiten, A., 2012, In : Physical Review Letters. 108, p. 5pp

Research output: Contribution to journalArticle

13 Citations (Scopus)
2014

Metal bulk foil resistor characterization for BAW application at low cryogenic temperatures

Bara-Maillet, R., Goryachev, M., Creedon, D., Le Floch, J-M. & Tobar, M., Mar 2014, In : IEEE Transactions on Instrumentation and Measurement. 63, 3, p. 628-632

Research output: Contribution to journalArticle

2 Citations (Scopus)

Piezoelectric voltage coupled reentrant cavity resonator

Carvalho, N., Fan, Y., Le Floch, J-M. & Tobar, M., 14 Oct 2014, In : Review of Scientific Instruments. 85, 10, 4 p., 104705.

Research output: Contribution to journalArticle

Open Access
File
9 Citations (Scopus)
258 Downloads (Pure)
2013

Rigorous analysis of highly tunable cylindrical transverse magnetic mode re-entrant cavities

Le Floch, J-M., Fan, Y., Aubourg, M., Cros, D., Carvalho, N. C., Shan, Q., Bourhill, J., Ivanov, E., Humbert, G., Madrangeas, V. & Tobar, M., 2013, In : Review of Scientific Instruments. 84, 12, p. 125114-1 - 125114-7

Research output: Contribution to journalArticle

25 Citations (Scopus)
2017

Experiments match simulations in a multiple post reentrant cavity

De Paula, L. A. N., Goryachev, M. & Tobar, M. E., 1 Dec 2017, In : Review of Scientific Instruments. 88, 12, 125104.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2013

Extremely low loss phonon-trapping cryogenic acoustic cavities for future physical experiments

Galliou, S., Goryachev, M., Bourquin, R., Abbé, P., Aubry, J. P. & Tobar, M., 2013, In : Scientific Reports. 3, p. 6pp

Research output: Contribution to journalArticle

Open Access
58 Citations (Scopus)
2018
Open Access
1 Citation (Scopus)
2016

Towards achieving strong coupling in three-dimensional-cavity with solid state spin resonance

Le Floch, J-M., Delhote, N., Aubourg, M., Madrangeas, V., Cros, D., Castelletto, S. & Tobar, M., Apr 2016, In : Journal of Applied Physics. 119, 15, p. 153901-1- 153901-8 153901.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2013

Anomalously strong nonlinearity of unswept quartz acoustic cavities at liquid helium temperatures

Goryachev, M., Farr, W. G., Ivanov, E. & Tobar, M., 2013, In : Journal of Applied Physics. 114, 9, p. 094506-1 - 094506-7

Research output: Contribution to journalArticle

7 Citations (Scopus)
2016

Acoustic Tests of Lorentz Symmetry Using Quartz Oscillators

Lo, A., Haslinger, P., Mizrachi, E., Anderegg, L., Mueller, H., Hohensee, M., Goryachev, M. & Tobar, M., 24 Feb 2016, In : Physical Review X. 6, 1, 011018.

Research output: Contribution to journalArticle

Open Access
19 Citations (Scopus)
2013

Experimental realization of an optical second with strontium lattice clocks

Le Targat, R., Lorini, L., Le Coq, Y., Zawada, M., Guéna, J., Abgrall, M., Gurov, M., Rosenbusch, P., Rovera, D. G., Nagórny, B., Gartman, R., Westergaard, P. G., Tobar, M., Lours, M., Santarelli, G., Clairon, A., Bize, S., Laurent, P., Lemonde, P. & Lodewyck, J., 2013, In : Nature Communications. 4, p. 8pp

Research output: Contribution to journalArticle

164 Citations (Scopus)
2019

Low-Temperature Properties of Whispering-Gallery Modes in Isotopically Pure Silicon-28

Bourhill, J., Goryachev, M., Creedon, D. L., Johnson, B. C., Jamieson, D. N. & Tobar, M. E., 15 Apr 2019, In : Physical Review Applied. 11, 4, 044044.

Research output: Contribution to journalArticle

2020

Methods for coherent optical Doppler orbitography

Dix-Matthews, B. P., Schediwy, S. W., Gozzard, D. R., Driver, S., Schreiber, K. U., Carman, R. & Tobar, M., 1 Jun 2020, In : Journal of Geodesy. 94, 6, 55.

Research output: Contribution to journalArticle

2016

A 3D printed superconducting aluminium microwave cavity

Creedon, D. L., Goryachev, M., Kostylev, N., Sercombe, T. & Tobar, M., 2016, In : Applied Physics Letters. 109, 3, p. 032601-1 - 032601-4 032601.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2014

Observation of the fundamental Nyquist noise limit in an ultra-high Q-factor cryogenic bulk acoustic wave cavity

Goryachev, M., Ivanov, E., Van Kann, F., Galliou, S. & Tobar, M., 13 Oct 2014, In : Applied Physics Letters. 105, 15, p. 153505 1-5 5 p., 153505.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Jump chaotic behaviour of ultra low loss bulk acoustic wave cavities

Goryachev, M., Farr, W. G., Galliou, S. & Tobar, M., Aug 2014, In : Applied Physics Letters. 105, 6, 4 p., 063501.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
199 Downloads (Pure)

Invited article: Dielectric material characterization techniques and designs of high-Q resonators for applications from micro to millimeter-waves frequencies applicable at room and cryogenic temperatures

Le Floch, J-M., Fan, Y., Humbert, G., Shan, Q., Férachou, D., Bara-Maillet, R., Aubourg, M., Hartnett, J., Madrangeas, V., Cros, D., Blondy, J. M., Krupka, J. L. & Tobar, M., 20 Mar 2014, In : Review of Scientific Instruments. 85, 3, p. 1-14

Research output: Contribution to journalArticle

Open Access
File
15 Citations (Scopus)
348 Downloads (Pure)

High-Cooperativity Cavity QED with Magnons at Microwave Frequencies

Goryachev, M., Farr, W. G., Creedon, D., Fan, Y., Kostylev, M. & Tobar, M., 5 Nov 2014, In : Physical Review Applied. 2, 5, p. 054002-1-11 11 p., 054002.

Research output: Contribution to journalArticle

168 Citations (Scopus)
2015
9 Citations (Scopus)
2012

Controlling the frequency-temperature sensitivity of a cryogenic sapphire maser frequency standard by manipulating Fe3 + spins in the sapphire lattice

Benmessai, K., Creedon, D., Le Floch, J-M., Tobar, M., Mrad, M., Bourgeois, P-Y., Kersalé, Y. & Giordano, V., 2012, In : Physical Review B - Condensed Matter and Materials Physics. 85, 7, p. 7pp

Research output: Contribution to journalArticle

8 Citations (Scopus)
2019

Observation of lowerature magnetomechanic effects in crystalline resonant phonon cavities

Goryachev, M., Galliou, S. & Tobar, M. E., 22 Nov 2019, In : Physical Review B. 100, 17, 174108.

Research output: Contribution to journalArticle

2014

Three-dimensional cavity quantum electrodynamics with a rare-earth spin ensemble

Probst, S., Tkalcec, A., Rotzinger, H., Rieger, D., Le Floch, J-M., Goryachev, M., Tobar, M., Ustinov, A. V. & Bushev, P. A., 12 Sep 2014, In : Physical Review B. 90, 10, 5 p., 100404.

Research output: Contribution to journalArticle

32 Citations (Scopus)

Strong coupling between whispering gallery modes and chromium ions in ruby

Farr, W. G., Goryachev, M., Creedon, D. & Tobar, M., 2014, In : Physical Review B - Condensed Matter and Materials Physics. 90, 5, p. 054409

Research output: Contribution to journalArticle

7 Citations (Scopus)
2019

Testing the generalized uncertainty principle with macroscopic mechanical oscillators and pendulums

Bushev, P. A., Bourhill, J., Goryachev, M., Kukharchyk, N., Ivanov, E., Galliou, S., Tobar, M. E. & Danilishin, S., 20 Sep 2019, In : Physical Review D. 100, 6, 066020.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2014

Spin-photon interaction in a cavity with time-reversal symmetry breaking

Goryachev, M., Farr, W. G., Creedon, D. & Tobar, M., 11 Jun 2014, In : Physical Review B - Condensed Matter and Materials Physics. 89, 22, p. 224407-1 - 224407-7 7 p., 224407.

Research output: Contribution to journalArticle

Open Access
File
18 Citations (Scopus)
243 Downloads (Pure)
2015
7 Citations (Scopus)

Search for Lorentz invariance violation through tests of the gravitational inverse square law at short ranges

Shao, C. G., Tan, Y. J., Tan, W. H., Yang, S. Q., Luo, J. & Tobar, M., 29 May 2015, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 91, 10, 5 p., 102007.

Research output: Contribution to journalArticle

Open Access
30 Citations (Scopus)

Microwave-to-millimeter-wave synthesis chain phase noise performance

Bara-Maillet, R., Parker, S., Nand, N. R., Le Floch, J-M. & Tobar, M., 13 Oct 2015, In : IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 62, 10, p. 1895-1900 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2018
3 Citations (Scopus)