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Twisted magnetic topological insulator: When momentum-space topology meets real-space topology?
Prof. G. Chen's research
Prof. G. Chen's research

Publications

S. Kwok

*The list contains only the publications affiliating HKU (Physics) since 2007 or since the author joined HKU (sorted by publication year and the name of the Journal).


  • 1 The spectra of evolved stars at 20-25 GHz: Tracing circumstellar chemistry during the asymptotic giant branch to planetary nebula transition
    W. Chau, Y. Zhang, J. Nakashima, S. Kwok
    Publications of The Astronomical Society of Japan, Vol.72(3), 1-37, 2020
    Download
  • 2 A young multipolar planetary nebula in the making—IRAS 21282+5050
    C.H. Hsia, Y. Zhang, S. Kwok, W. Chau
    Astrophysics and Space Science, Vol.364(2), 32:1-13, 2019
    Download
  • 3 Extended Structures of Planetary Nebulae Detected in H2 Emission
    X. Fang, Y. Zhang, S. Kwok, C.H. Hsia, W. Chau, G. Ramos-Larios, M.A. Guerrero
    The Astrophysical Journal, Vol.859(2), 92:1-23, 2018
    Download (Times Cited: 2, on 13/12/2018)
  • 4 Search for Hydrogenated C60 (Fulleranes) in Circumstellar Envelopes
    Y. Zhang, S. Sadjadi, C.H. Hsia, S. Kwok
    The Astrophysical Journal, Vol.845(1), 76:1-16, 2017
    Download
  • 5 On the Origin of the 3.3μm Unidentified Infrared Emission Feature
    S. Sadjadi, Y. Zhang, S. Kwok
    The Astrophysical Journal, Vol.845(2), 123:1-13, 2017
    Download
  • 6 The 6 μm Feature as a Tracer of Aliphatic Components of Interstellar Carbonaceous Grains
    C.H. Hsia, S. Sadjadi, Y. Zhang, S. Kwok
    The Astrophysical Journal, Vol.832(2), 213:1-15, 2016
    Download (Times Cited: 1, on 13/03/2018)
  • 7 On the Viability of the PAH Model as an Explanation of the Unidentified Infrared Emission Features
    Y. Zhang, S. Kwok
    The Astrophysical Journal, Vol.798(1), 37:1-6, 2015
    Download (Times Cited: 15, on 13/03/2018)
  • 8 A Theoretical Study on the Vibrational Spectra of Polycyclic Aromatic Hydrocarbon Molecules with Aliphatic Sidegroups
    S. Sadjadi, Y. Zhang, S. Kwok
    The Astrophysical Journal, Vol.801(1), 34:1-9, 2015
    Download (Times Cited: 9, on 14/09/2017)
  • 9 Organic Compounds in Circumstellar and Interstellar Environments
    S. Kwok
    Origins of Life and Evolution of Biospheres, Vol.45(1-2), 113-121, 2015
    Download (Times Cited: 2, on 08/10/2018)
  • 10 Hubble Space Telescope Observations and Geometric Models of Compact Multipolar Planetary Nebulae
    C.H. Hsia, W. Chau, Y. Zhang, S. Kwok
    The Astrophysical Journal, Vol.787,  25:1-19, 2014
    Download (Times Cited: 5, on 13/12/2018)
  • 11 Post Asymptotic Giant Branch Bipolar Reflection Nebulae: Result of Dynamical Ejection or Selective Illumination?
    N. Koning, S. Kwok, W. Steffen
    The Astrophysical Journal, Vol.765, 92:1-8, 2013
    Download (Times Cited: 12, on 13/12/2018)
  • 12 Water Maser Survey on AKARI and IRAS Sources: A Search for "Low-velocity" Water Fountains
    B.H.K. Yung, J. Nakashima, H. Imai, S. Deguchi, C. Henkel, S. Kwok
    The Astrophysical Journal, Vol.769, 20:1-18, 2013
    Download (Times Cited: 10, on 04/07/2017)
  • 13 Exploration of a Relic Circumstellar Envelope in the "Water Fountain" Source IRAS 18286-0959
    H. Imai, J. Nakashima, B.H.K. Yung, S. Deguchi, S. Kwok, P.J. Diamond
    The Astrophysical Journal, Vol.771, 47:1-11, 2013
    Download (Times Cited: 5, on 07/08/2017)
  • 14 Unidentified Infrared Emission Bands: PAHs or MAONs?
    S. Kwok, Y. Zhang
    The Astrophysical Journal, Vol.771, 5:1-9, 2013
    Download (Times Cited: 39, on 13/12/2018)
  • 15 The spatiokinematical structure of H2O and OH masers in the "water fountain" source IRAS 18460-0151
    H. Imai, S. Deguchi, J. Nakashima, S. Kwok, P.J. Diamond
    The Astrophysical Journal, Vol.773, 182:1-12, 2013
    Download (Times Cited: 9, on 06/06/2017)
  • 16 A Molecular Line Survey of the Carbon-rich Protoplanetary Nebula AFGL 2688 in the 3mm and 1.3 mm Windows
    Y. Zhang, S. Kwok, J. Nakashima, W. Chau, D.V. Trung
    The Astrophysical Journal, Vol.773, 71:1-20, 2013
    Download (Times Cited: 1, on 07/04/2017)
  • 17 On the Detections of C60 and Derivatives in Circumstellar Environments
    Y. Zhang, S. Kwok
    Earth Planets Space, Vol.65, 1069-1081, 2013
    Download (Times Cited: 17, on 13/12/2018)
  • 18 Planetary Nebulae Detected in the Spitzer Space Telescope GLIMPSE 3D Legacy Survey
    Y. Zhang, C.H. Hsia, S. Kwok
    The Astrophysical Journal, Vol.745, 59:1-24, 2012
    Download (Times Cited: 9, on 13/12/2018)
  • 19 [Fe III] Emission Lines in the Planetary Nebula NGC 2392
    Y. Zhang, X. Fang, W. Chau, C.H. Hsia, X.W. Liu, S. Kwok, N. Koning
    The Astrophysical Journal, Vol.754, 28:1-15, 2012
    Download (Times Cited: 5, on 26/07/2018)
  • 20 Discovery of a Halo around the Helix Nebula NGC 7293 in the WISE All-sky Survey
    Y. Zhang, C.H. Hsia, S. Kwok
    The Astrophysical Journal, Vol.755, 53:1-5, 2012
    Download (Times Cited: 8, on 22/06/2018)
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