21 citations · 55 across the 3 of their papers we have counts for
3 papers
astro-ph.SR2012★ 20 cited
Multipolar Planetary Nebulae: Not as Geometrically Diversified as Thought
Sze-Ning Chong, Sun Kwok, Hiroshi Imai +2
Planetary nebulae (PNe) have diverse morphological shapes, including point-symmetric and multipolar structures. Many PNe also have complicated internal structures such as torus, lo…
astro-ph.SR2012★ 14 cited
Extremely Strong ^{13}CO J=3-2 Line in the "Water Fountain" IRAS 16342-3814: Evidence for the Hot-Bottom Burning
Hiroshi Imai, Sze-Ning Chong, Jin-Hua He +5
We observed four "water fountain" sources in the CO J=3-2 line emission with the Atacama Submillimeter Telescope Experiment (ASTE) 10 m telescope in 2010-2011. The water fountain s…
astro-ph.SR2012★ 21 cited
A Highly collimated Water Maser Bipolar Outflow in the Cepheus A HW3d Massive Young Stellar Object
James O. Chibueze, Hiroshi Imai, Daniel Tafoya +5
We present the results of multi-epoch very long baseline interferometry (VLBI) water (H2O) maser observations carried out with the VLBI Exploration of Radio Astrometry (VERA) towar…