NEBULAE

作品数：22被引量：4H指数：1
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Cosmic Ray-driven Bioenergetics for Life in Molecular Clouds
《天文学报》2024年第6期26-31,共6页FENG Lei 
Supported by the National Key Research and Development Program of China(Grant No.2016YFA0400200);the National Natural Science Foundation of China(Grants No.11773075);the Youth Innovation Promotion Association of Chinese Academy of Sciences(Grant No.2016288).
According to models such as panspermia or the Nebula-Relay hypothesis,the ancestors of life on Earth once lived in molecular clouds.Then what are the energy source and bioenergetics for such lifeforms?A new bioenerget...
关键词：ASTROBIOLOGY ASTROCHEMISTRY interstellar medium(ISM) NEBULAE cosmic ray 
Summary of a Life in Observational Ultraviolet/Optical Astronomy
《Research in Astronomy and Astrophysics》2024年第1期1-43,共43页Donald G.York 
I reminisce on my early life in Section 1;on my education in Sections 2 and 3;on the years at Princeton as a research astronomer in Section 4;on the years on the faculty at Chicago in Section 5;on research on Diffuse ...
关键词：Interstellar Medium(ISM) NEBULAE (galaxies:)quasars:absorption lines ultraviolet:stars 
Transport in Astrophysics: II. Diffusion with Advection in Expanding Nebulae
《International Journal of Astronomy and Astrophysics》2022年第3期195-211,共17页Lorenzo Zaninetti 
The structure across an expanding shell in which drift and diffusion redistribute material requires careful consideration in order to correlate the surface brightness with the physical parameters. A new solution in te...
关键词：Particle Diffusion Random Walks 
The Data Processing of the LAMOST Medium-resolution Spectral Survey of Galactic Nebulae(LAMOST MRS-N Pipeline)
《Research in Astronomy and Astrophysics》2022年第7期224-234,共11页Chao-Jian Wu Hong Wu Wei Zhang Yao Li Juan-Juan Ren Jian-Jun Chen Chih-Hao Hsia Yu-Zhong Wu Hui Zhu Bin Li Yong-Hui Hou 
supported by the National Natural Science Foundation of China (Grant Nos. 12073051, 12090041, 12090040, 11733006, 11403061, 11903048, U1631131, 11973060, 12090044, 12073039, 11633009 and U1531118);the Key Laboratory of Optical Astronomy;National Astronomical Observatories;Chinese Academy of Sciences;the Key Research Program of Frontier Sciences, CAS (Grant No. QYZDY-SSW- SLH007);supports from the Science and Technology Development Fund, Macao SAR (file No. 0007/ 2019/A);Faculty Research Grants of the Macao University of Science and Technology (No. FRG- 19-004-SSI)。
The Large sky Area Multi-Object Fiber Spectroscopic Telescope(LAMOST) medium-resolution spectral survey of Galactic Nebulae(MRS-N) has conducted for more than three years since 2018 September and observed more than190...
关键词：surveys catalogs methods:data analysis ISM:general 
LAMOST medium-resolution spectral survey of Galactic nebulae(LAMOST-MRS-N):subtraction of geocoronal Hαemission被引量：1
《Research in Astronomy and Astrophysics》2021年第11期89-97,共9页Wei Zhang Hong Wu Chao-Jian Wu Juan-Juan Ren Jian-Jun Chen Chih-Hao Hsia Yu-Zhong Wu Hui Zhu Jian-Rong Shi Zhong-Rui Bai Zhao-Xiang Qi Yong-Heng Zhao Yong-Hui Hou 
the National Natural Science Foundation of China(NSFC,Nos.12090041,12090044,12090040,12073051,11733006,11903048 and 11973060);the National Key R&D Program of China(Grant No.2017YFA0402704);support from the Science and Technology Development Fund,MacauSAR(No.0007/2019/A);supported by Key Research Program of Frontier Sciences,Chinese Academy of Sciences(No.QYZDY-SSW-SLH007);the Guangxi Natural Science Foundation(No.2019GXNSFFA245008)。
We introduce a method of subtracting geocoronal Hαemissions from the spectra of LAMOST medium-resolution spectral survey of Galactic nebulae(LAMOST-MRS-N).The flux ratios of the Hαsky line to the adjacent OHλ6554 s...
关键词：techniques:spectroscopic instrumentation:spectrographs ISM:general 
On the photoevaporation,dust polarization and kinematics of two nebulae in Sh2-236
《Research in Astronomy and Astrophysics》2021年第4期157-167,共11页Archana Soam 
NSF funding(1715876)for partially supporting this research;KASI postdoctoral funding while this project was in progress in 2017。
In the work presented here,the impact of magnetic field on the dynamical evolution of cometary globules Sim 129 and Sim 130 in the Sh2-236 HⅡregion and the ionized gas streaming out of their surfaces is investigated....
关键词：ISM:general polarization:nebulae 
LAMOST Medium-Resolution Spectral Survey of Galactic Nebulae(LAMOST MRS-N):An overview of scientific goals and survey plan
《Research in Astronomy and Astrophysics》2021年第4期243-252,共10页Chao-Jian Wu Hong Wu Wei Zhang Juan-Juan Ren Jian-Jun Chih-Hao Hsia Yu-Zhong Wu Hui Zhu Bin Li Yong-Hui Hou Jun-Lin Wang Shuo-Ran Yu 
supported by the National Natural Science Foundation of China(Grant Nos.12073051,12090040,12090041,11733006,11403061,11903048,U1631131,11973060,12090044,12073039,11633009,U1531118,11403037,11225316,11173030,11303038,Y613991N01,U1531245,11833006);the Key Laboratory of Optical Astronomy,National Astronomical Observatories,Chinese Academy of Sciences;the Key Research Program of Frontier Sciences,CAS(Grant No.QYZDY-SSW-SLH007);the supports from the Science and Technology Development Fund,Macao SAR(file No.0007/2019/A);Faculty Research Grants of the Macao University of Science and Technology(No.FRG19-004-SSI);a National Major Scientific Project built by the Chinese Academy of Sciences;Funding for the project has been provided by the National Development and Reform Commission。
Since Sep.2018,LAMOST has started the medium-resolution(R~7500)spectral survey(MRS).We proposed the spectral survey of Galactic nebulae,including HⅡregions,HH objects,supernova remnants,planetary nebulae and the spec...
关键词：surveys ISM:general ISM:HII regions ISM:Herbig-Haro objects ISM:planetary nebulae: ISM:supernova remnants Galaxy:disk 
On the radial velocity calibrations in the LAMOST medium-resolution spectroscopic survey of nebulae
《Research in Astronomy and Astrophysics》2021年第3期1-14,共14页Juan-Juan Ren Hong Wu Chao-Jian Wu Wei Zhang Jian-Jun Chen Chih-Hao Hsia Fan Yang Chao Liu Jian-Rong Shi Yu-Zhong Wu Hui Zhu Bin Li Zhong-Rui Bai Hao Tian Yong-Hui Hou 
supported by the National Key R&D Program of China(Grant No.2017YFA0402704);the National Natural Science Foundation of China(Grant Nos.11903048,12090041,12090040,11833006,12073051,11733006,11403061,U1531118,11973060,U1631131 and 11873057);the NAOC Nebula Talents Program and the Key Research Program of Frontier Sciences,CAS(Grant No.QYZDYSSW-SLH007);supports from The Science and Technology Development Fund,Macao SAR(file No.061/2017/A2 and 0007/2019/A);Faculty Research Grants of the Macao University of Science and Technology(program No.FRG-19-004-SSI);Guoshoujing Telescope(the Large Sky Area MultiObject Fiber Spectroscopic Telescope,LAMOST)is a National Major Scientific Project built by the Chinese Academy of Sciences;Funding for the project has been provided by the National Development and Reform Commission。
Accurate radial velocity determinations of optical emission lines(i.e.,[NⅡ]λλ6548,6584,Hαand[SⅡ]λλ6717,6731)are very important for investigating the kinematic and dynamic properties of nebulae.The second stage ...
关键词：ISM:general ISM:kinematics and dynamics technique:spectroscopic technique:radial velocities 
<i>Spitzer</i>IRAC Colors of Nebulae Associated with Star-Forming Regions
《International Journal of Astronomy and Astrophysics》2019年第1期39-50,共12页Yoichi Itoh Yumiko Oasa 
Star-forming regions are often associated with nebulosity. In this study, we investigated infrared diffuse emission in Spitzer IRAC images. The infrared nebula L1527 traces outflows emanating from a low-mass protostar...
关键词：INTERSTELLAR Medium Dust Extinction HII Regions 
Diffuse matter and cosmogony of stellar systems in researches by G.A.Shajn
《Research in Astronomy and Astrophysics》2018年第8期89-96,共8页Natalia Ivanovna Bondar 
supported by the Russian Foundation for Basic Research and the Ministry of Education and Science of the Republic of Crimea,project 16–42–910595r_a
The main topic of long-term researches by G.A. Shajn is the nature of diffuse matter, its dis- tribution in the Galaxy and extragalactic systems, interaction with the interstellar medium and hot stars, and the formati...
关键词：GALAXY interstellar matter diffuse nebulae cosmogony 
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