Search Results - "Hannaford, Peter"

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  1. 1

    A decade of time crystals: Quo vadis? by Hannaford, Peter, Sacha, Krzysztof

    Published in Europhysics letters (01-07-2022)
    “…Abstract Ten years ago, the new era of time crystals began. Time crystals are systems that behave in the time dimension like ordinary space crystals do in…”
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  2. 2

    Creating big time crystals with ultracold atoms by Giergiel, Krzysztof, Tran, Tien, Zaheer, Ali, Singh, Arpana, Sidorov, Andrei, Sacha, Krzysztof, Hannaford, Peter

    Published in New journal of physics (01-08-2020)
    “…We investigate the size of discrete time crystals s (ratio of response period to driving period) that can be created for a Bose-Einstein condensate (BEC)…”
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  3. 3

    Many-body effects and quantum fluctuations for discrete time crystals in Bose–Einstein condensates by Wang, Jia, Hannaford, Peter, Dalton, Bryan J

    Published in New journal of physics (01-06-2021)
    “…Abstract We present a fully comprehensive multi-mode quantum treatment based on the truncated Wigner approximation (TWA) to study many-body effects and effects…”
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  4. 4

    Condensed matter physics in big discrete time crystals by Hannaford, Peter, Sacha, Krzysztof

    Published in AAPPS bulletin (02-05-2022)
    “…We review the application of discrete time crystals created in a Bose-Einstein condensate (BEC) of ultracold atoms bouncing resonantly on an oscillating atom…”
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  5. 5

    Magnetic lattices for ultracold atoms and degenerate quantum gases by Wang, Yibo, Surendran, Prince, Jose, Smitha, Tran, Tien, Herrera, Ivan, Whitlock, Shannon, McLean, Russell, Sidorov, Andrei, Hannaford, Peter

    Published in Science bulletin (Beijing) (01-07-2016)
    “…We review recent developments in the use of magnetic lattices as a complementary tool to optical lattices for trapping periodic arrays of ultracold atoms and…”
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  6. 6

    Reflection and refraction at a time boundary by Hannaford, Peter, Sacha, Krzysztof

    Published in Nature photonics (01-01-2024)
    “…Ultracold atoms provide a platform for realizing the temporal analogue of Snell’s law…”
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    Generation of highly coherent extreme ultraviolet source and its application in diffraction imaging by Le, Hoang Vu, Dinh, Khuong Ba, Hannaford, Peter, Dao, Lap Van

    Published in Results in physics (01-01-2014)
    “…We report the generation of small bandwidth highly coherent extreme ultraviolet radiation and the application of this source in coherent diffractive…”
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    Time crystals enter the real world of condensed matter by Hannaford, Peter, Sacha, Krzysztof

    Published in Physics world (01-03-2020)
    “…Time crystals break time-translational symmetry rather than spatial symmetry, as ordinary crystals do. Peter Hannaford and Krzysztof Sacha look at how this…”
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  11. 11

    Repulsive polarons found by Hannaford, Peter

    Published in Nature (London) (31-05-2012)
    “…Quasiparticles known as repulsive polarons are predicted to occur when 'impurity' fermionic particles interact repulsively with a fermionic environment. They…”
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    Extreme ionization of gold atoms by Van Dao, Lap, Hannaford, Peter

    Published in Nature photonics (01-10-2020)
    “…Gold atoms are stripped of 72 of their electrons to form nitrogen-like Au 72+ ions inside extremely hot plasmas by irradiating gold foils and nanowires with…”
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  14. 14

    Nanophotonics for plasma heating by Van Dao, Lap, Hannaford, Peter

    Published in Nature photonics (01-10-2013)
    “…Vertically aligned nanowires on a solid surface in conjunction with table-top lasers create an ultrahigh-energy-density plasma with extremely high ionization…”
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    Coherent and collimated blue light generated by four-wave mixing in Rb vapour by Akulshin, Alexander M, McLean, Russell J, Sidorov, Andrei I, Hannaford, Peter

    Published in Optics express (07-12-2009)
    “…We investigate frequency up-conversion of low power cw resonant radiation in Rb vapour as a function of various experimental parameters. We present evidence…”
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  17. 17

    Phase-matched emission of few high-harmonic orders from a helium gas cell by Teichmann, Sven, Hannaford, Peter, Van Dao, Lap

    Published in Applied physics letters (27-04-2009)
    “…We report on femtosecond-laser-based generation of a few phase-matched high-order harmonics in a helium semi-infinite gas cell. The harmonic beam consists of…”
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  18. 18

    Dynamics of free electron wave packets with coherent extreme ultraviolet four-wave mixing fields by Tran, Khoa Anh, Dinh, Khuong Ba, Chau, Thong Huy, Hannaford, Peter, Dao, Lap Van

    Published in Optik (Stuttgart) (01-01-2021)
    “…We discuss the generation of cascaded extreme ultraviolet four-wave mixing fields with a single-gas-cell configuration and use them to study the dynamics of…”
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  19. 19

    Approaching absolute zero by Hannaford, Peter

    “…We start with a brief background to the field of ultracold atoms and degenerate quantum gases and then review research in this field currently in progress in…”
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    Spectrum modification of XUV radiation in the presence of a delayed weak control field by Dinh, Khuong Ba, Tran, Khoa Anh, Hannaford, Peter, Dao, Lap Van

    Published in Journal of modern optics (29-07-2019)
    “…We use a delayed weak laser beam to control the spectral features of extreme ultraviolet (XUV) pulses generated by a strong femtosecond laser beam through…”
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