Publications (40)
Extended Structures of Planetary Nebulae Detected in H$_{2}$ Emission
Xuan Fang, Yong Zhang, Sun Kwok +4
A Molecular Line Survey of the Carbon-Rich Proto-Planetary Nebula AFGL 2688 in the 3mm and 1.3mm Windows
Yong Zhang, Sun Kwok, Jun-ichi Nakashima +2
Diffraction-limited 3 um Spectroscopy of IRAS 04296+3429 and IRAS 05341+0852: Spatial Extent of Hydrocarbon Dust Emission and Dust Evolutionary Sequence
M. Goto, Sun Kwok, H. Takami +15
A spectral line survey of NGC 7027 at millimeter wavelengths
Yong Zhang, Sun Kwok, Dinh-V-Trung
Science Education in the 21st Century
Sun Kwok
On the Origin of the 3.3 Micron Unidentified Infrared Emission Feature
Seyedabdolreza Sadjadi, Yong Zhang, Sun Kwok
The 6 $μ$m Feature as A Tracer of Aliphatic Components of Interstellar Carbonaceous Grains
Chih-Hao Hsia, Seyedabdolreza Sadjadi, Yong Zhang +1
Three-Dimensional Structure of the Central Region of NGC7027: A Quest for Trails of High-Velocity Jets
Jun-ichi Nakashima, Sun Kwok, Yong Zhang +1
Radio Cores of Bipolar Nebulae: Search for Collimated Winds
Ting-Hui Lee, Jeremy Lim, Sun Kwok
On the origin of the 11.3 micron unidentified infrared emission feature
SeyedAbdolreza Sadjadi, Yong Zhang, Sun Kwok
Discovery of a halo around the Helix Nebula NGC 7293 in the WISE all-sky survey
Yong Zhang, Chih-Hao Hsia, Sun Kwok
High Velocity Precessing Jets from the Water Fountain IRAS 18286-0959 Revealed by VLBA Observations
Bosco Yung, Jun-ichi Nakashima, Hiroshi Imai +3
Morpho-Kinematic Properties of the 21-Micron Source IRAS 07134+1005
Jun-ichi Nakashima, Nico Koning, Sun Kwok +1
High-Resolution Near-Infrared Imaging and Polarimetry of Four Proto-Planetary Nebulae
Kate Y. L. Su, Bruce J. Hrivnak, Sun Kwok +1
Unidentified Infrared Emission bands: PAHs or MAONs?
Sun Kwok, Yong Zhang
Submillimeter Array Observation of the Proto-Planetary Nebula CRL 618 in the CO J=6-5 Line
Jun-ichi Nakashima, David Fong, Tatsuhiko Hasegawa +6
Probing the mass loss history of the yellow hypergiant IRC+10420
Dinh-V-Trung, Sebastien Muller, Jeremy Lim +2
A Spitzer/IRS spectral study of a sample of galactic carbon-rich proto-planetary nebulae
Yong Zhang, Sun Kwok, Bruce J. Hrivnak
Formation and delivery of complex organic molecules to the Solar System and early Earth
Sun Kwok
A young multipolar planetary nebula in the making: IRAS 21282+5050
Chih-Hao Hsia, Yong Zhang, Sun Kwok +1
Multipolar Planetary Nebulae: Not as Geometrically Diversified as Thought
Sze-Ning Chong, Sun Kwok, Hiroshi Imai +2
Detection of C60 in the proto-planetary nebula IRAS 01005+7910
Yong Zhang, Sun Kwok
Submillimetre observations of comets with Odin: 2001-2005
N. Biver, D. Bockelée-Morvan, J. Crovisier +7
A Molecular Line Survey of the Highly Evolved Carbon Star CIT 6
Yong Zhang, Sun Kwok, Dinh-V-Trung
Search for Hydrogenated C$_{60}$ (fulleranes) in Circumstellar Envelopes
Yong Zhang, SeyedAbdolreza Sadjadi, Chih-Hao Hsia +1
Organics in the Solar System
Sun Kwok
A Theoretical Study on the Vibrational Spectra of PAH Molecules with Aliphatic Sidegroups
SeyedAbdolreza Sadjadi, Yong Zhang, Sun Kwok
CO Structure of the 21 Micron Source IRAS 22272+5435: A Sign of a Jet Launch?
Jun-ichi Nakashima, Nico Koning, Nikolaus H. Volgenau +3
Water Maser Survey on AKARI and IRAS Sources: A Search for "Low-Velocity" Water Fountains
Bosco Yung, Jun-ichi Nakashima, Hiroshi Imai +3
Radio observations of comet 9P/Tempel 1 before and after Deep Impact
N. Biver, D. Bockelée-Morvan, J. Boissier +14
An Infrared Imaging Study of the Bipolar Proto-Planetary Nebula IRAS 16594-4656
Kevin Volk, Bruce J. Hrivnak, Kate Y. L. Su +1
On the viability of the PAH model as an explanation of the unidentified infrared emission features
Yong Zhang, Sun Kwok
Polarization of L Dwarfs by Dust Scattering
Sujan Sengupta, Sun Kwok
The spatiokinematical structure of H_2O and OH masers in the "water fountain" source IRAS 18460-0151
Hiroshi Imai, Shuji Deguchi, Jun-ichi Nakashima +2
Planetary Nebulae Detected in the Spitzer Space Telescope GLIMPSE II Legacy Survey
Yong Zhang, Sun Kwok
Morphological Structures of Planetary Nebulae
Sun Kwok
A Spitzer Study of 21 and 30 Micron Emission in Several Galactic Carbon-rich Proto-Planetary Nebulae
Bruce J. Hrivnak, Kevin Volk, Sun Kwok
An Optical-Infrared Study of the Young Multipolar Planetary Nebula NGC 6644
Chih-Hao Hsia, Sun Kwok, Yong Zhang +2
A molecular line survey of the extreme carbon star CRL 3068 at millimeter wavelengths
Yong Zhang, Sun Kwok, Jun-ichi Nakashima
Planetary Nebulae Detected in the Spitzer Space Telescope GLIMPSE 3D Legacy Survey
Yong Zhang, Chih-Hao Hsia, Sun Kwok