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A Pre-explosion Effervescent Zone for the Circumstellar Material in SN 2023ixf: 《Research in Astronomy and Astrophysics》2023年第8期5-9,共5页Noam Soker; supported by a grant from the Israel Science Foundation(769/20)。; I present the effervescent zone model to account for the compact dense circumstellar material(CSM)around the progenitor of the core collapse supernova(CCSN)SN 2023ixf.The effervescent zone is composed of bound dense c...; 关键词：STARS massive-stars MASS-LOSS (stars:)supernovae general-(stars:)supernovae individual(SN 2023ixf)

The Role of Ultraviolet Photons in Circumstellar Astrochemistry: 《Chinese Journal of Chemical Physics》2020年第6期668-679,I0002,共13页T.J.Millar; Stars with masses between 1 and 8 solar masses(M⊙)lose large amounts of material in the form of gas and dust in the late stages of stellar evolution,during their Asymptotic Giant Branch(AGB)phase.Such stars supply up...; 关键词：ASTROCHEMISTRY Stellar envelopes Kinetic modelling

Vibronic spectra of aluminium monochloride relevant to circumstellar molecule: 《Chinese Physics B》2020年第3期156-163,共8页Jian-Gang Xu Cong-Ying Zhang Yun-Guang Zhang; Project supported by the National Natural Science Foundation of China(Grant No.61705182)。; The A^1Π→ X^1Σ^+ transition system of aluminium monochloride is determined by using ab initio quantum chemistry.Based on the multi-reference configuration interaction method in conjugate to the Davidson correction(...; 关键词：SPECTROSCOPIC CONSTANTS RADIATIVE lifetime Franck–Condon factor transition intensity

ALMA observations of the circumstellar envelope around EP Aqr: 《Research in Astronomy and Astrophysics》2019年第3期97-110,共14页Pham Thi Tuyet Nhung Do Thi Hoai Pham Tuan-Anh Thibaut Le Bertre Pierre Darriulat Pham Ngoc Diep Nguyen Thi Phuong Nguyen Thi Thao Jan Martin Winters; supported by the Programme National "Physique et Chimie du MilieuInterstellaire" (PCMI) of CNRS/INSU with INC/INP co-funded by CEA and CNES;financial support from VNSC/VAST;the NAFOSTED funding agency under grant number 103.99–2015.39;the World Laboratory;the Odon Vallet Foundation;the Rencontres du Viet Nam;funded by Graduate University of Science and Technology undergrant number GUST.STS.DT 2017-VL01; Atacama Large Millimetre/sub-millimetre Array(ALMA) observations of CO(1–0) and CO(2–1) emissions from the circumstellar envelope of the asymptotic giant branch(AGB) star EP Aqr have been made with four times better...; 关键词：stars: AGB and post-AGB (stars:) CIRCUMSTELLAR MATTER stars: individual: EP Aqr stars:mass-loss radio lines: STARS

Diffuse interstellar absorption bands被引量：1: 《Science China(Physics,Mechanics & Astronomy)》2009年第4期489-501,共13页XIANG FuYuan1,2,LIANG ShunLin2 & LI AiGen2,3 1 Faculty of Materials,Photoelectronics and Physics,Xiangtan University,Xiangtan 411105,China 2 Department of Physics and Astronomy,University of Missouri,Columbia,MO 65211,USA 3 Purple Mountain Observatory,Chinese Academy of Sciences,Nanjing 210008,China; Supported by the NSF of USA (Grant No. AST-0707866);the National Natural Science Foundation of China (Grant No. 10878012);the Outstanding Overseas Young Chinese Scholarship, and the Laboratory of Particle Astrophysics, Institute of High Energy Physics, CASS; The diffuse interstellar bands(DIBs) are a large number of absorption bands that are superposed on the interstellar extinction curve and are of interstellar origin. Since the discovery of the first two DIBs in the 192...; 关键词：ASTROPHYSICS INTERSTELLAR MATTER INTERSTELLAR EXTINCTION DIFFUSE INTERSTELLAR band CIRCUMSTELLAR environment

The infrared spectral features of circumstellar envelope of evolved low- and intermediate-mass stars: 《Science China(Physics,Mechanics & Astronomy)》2008年第9期1187-1199,共13页ZHANG Ke JIANG BiWei; the Program for New Century Excellent Talents in University of China (Grant No. NCET-05-0144);the Doctoral Fund of Ministry of Education of China (Grant No. 20060027013);the National Natural Science Foundation of China (Grant No. 10473003); The circumstellar envelope of evolved stars of low- and intermediate-mass is an important site for dust formation. In comparison with the interstellar medium, they have more types of organics and different types of in...; 关键词：star: AGB post-AGB PN star: CIRCUMSTELLAR MATTER infrared: STAR

Extinction of Beamed Gamma-ray Burst Afterglows in a Dense Circumstellar Cloud: 《Chinese Journal of Astronomy and Astrophysics》2003年第6期526-534,共9页Shun-Lin Liang, Zi-Gao Dai, Yong-Feng Huang and Tan Lu Department of Astronomy, Nanjing University, Nanjing 210093; Supported by the National Natural Science Foundation of China; Broadband afterglow observations provide a probe of the density structure of the circumburst medium. In the spreading jet model, prompt and intense X-ray/UV radiation from the reverse shock may destroy and clear the d...; 关键词：gamma-rays: bursts - dust: extinction - stars: formation

The First Observation of Circumstellar Nebula of VI Cyg 12: 《Chinese Physics Letters》2003年第5期778-779,共2页WANGJun-Jie ZHUZhen-Xi

Stellar SiO 86GHz Maser Observations of IRAS Point Sources: 《天文研究与技术》1999年第S1期363-367,共5页Fu Haowen, Su Bumei, Li Yongsheng, Ji Kaifan (Yunnan Observatory,The Chinese Academy of Sciences, Kunming 650011, China) (National Astronomical Observatories, The Chinese Academy of Sciences, Beijing 100012, China); This paper reports on SiO 86GHz observations of 33 IRAS evolved stars with H 2O or OH maser, drawn from Priscilla’s “ A catalog of observations for stellar masers ”. SiO maser emission was detected in five sources ...; 关键词：CIRCUMSTELLAR MATTER MASERS LATE type stars

Physical properties of the supernova remnant expanding in a clumpy circumstellar medium: 《Science China Mathematics》1996年第2期197-206,共10页陈阳刘宁汪珍如; Physical properties of the supernova remnant expanding in a dumpy circumstellar medium are studied. Taking into account the effect of cloud evaporation in the clumpy medium, it is found that the evolution and internal...; 关键词：CIRCUMSTELLAR MEDIUM SUPERNOVA REMNANT STELLAR wind.

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