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近期，国际天文学期刊《天文学报》（The Astronomical Journal）在线刊登了中国科学院新疆天文台行星科学研究团组副研究员王震等科研人员的一项最新研究成果 (AJ, 2020,159, 240)。研究者利用中科院紫金山天文台13.7米毫米波望远镜3.4 mm波段观测彗星，在国内首次探测到彗星挥发气体中88.6 GHz氰化氢分子发射线(见图1)。
近期，国际天文学期刊《天文学报》（The Astronomical Journal）在线刊登了新疆天文台行星科学研究团组王震副研究员等科研人员的一项最新研究成果 (AJ, 2020,159, 240)。研究者利用中科院紫金山天文台13.7米毫米波望远镜3.4 mm波段观测彗星，在国内首次探测到彗星挥发气体中88.6 GHz氰化氢分子发射线(见图1) 。 46亿年前，彗星与太阳系中大行星一起形成，由...
We present high spatial resolution (51 × 27) Owens Valley Radio Observatory (OVRO) millimeter array observations of HCN (J = 1-0) and HCO+ (J = 1-0) emission in the inner 3 pc of the Galaxy (0.04 pc ~...
Dense Molecular Gas Excitation in Nuclear Starbursts at High Redshift: HCN, HNC, and HCO+(J=6-5) Emission in the z=3.91 Quasar Host of APM08279+5255
Cosmology and Extragalactic Astrophysics (astro-ph.CO)
2010/12/29
We report the detection of surprisingly strong HCN, HNC, and HCO+(J=6-5) emission in the host galaxy of the z=3.91 quasar APM08279+5255 through observations with CARMA. HCN, HNC, and HCO+ are typicall...
The rotational excitation of HCN and HNC by He: New insights on the HCN/HNC abundance ratio in molecular clouds
Molecular data Molecular processes scattering
2010/3/9
Modeling of molecular emission from interstellar clouds requires the calculation of rates for excitation by collisions with the most abundant species. The present paper focuses on the calculation of r...