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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

ALMA and GMRT Studies of Dust Continuum Emission and Spectral Lines Toward Oort Cloud Comet C/2022 E3(ZTF): 《Research in Astronomy and Astrophysics》2024年第12期79-90,共12页Arijit Manna Sabyasachi Pal Sekhar Sinha Sushanta Kumar Mondal; The atomic and molecular compounds of cometary ices serve as valuable knowledge into the chemical and physical properties of the outer solar nebula, where comets are formed. From the cometary atmospheres, the atoms an...; 关键词：comets general-planets and satellites composition-radio continuum planetary systems-submillimeter planetary systems-astrochemistry

FAST Observations of Four Comets to Search for the Molecular Line Emissions between 1.0 and 1.5 GHz Frequencies: 《Research in Astronomy and Astrophysics》2024年第10期130-140,共11页Long-Fei Chen Chao-Wei Tsai Jian-Yang Li Bin Yang Di Li Yan Duan Chih-Hao Hsia Zhichen Pan Lei Qian Donghui Quan Xue-Jian Jiang Xiaohu Li Ruining Zhao Pei Zuo; supported by a grant from the National Natural Science Foundation of China(NSFC)No.11988101;by the NSFC grant Nos.11703047,11773041,U2031119,12173052,12173053,12373032,and 11963002;support from the China Postdoctoral Science Foundation grant No.2023M733271;the Foundation of Education Bureau of Guizhou Province,China(grant No.KY(2020)003);supported by the International Partnership Program of the Chinese Academy of Sciences,program No.114A11KYSB20210010;the Youth Innovation Promotion Association of the Chinese Academy of Sciences(ID Nos.2023064,2018075,and Y2022027);the support from the National Key R&D Program of China grant Nos.2022YFC2205202 and 2020SKA0120100;supported by the CAS“Light of West China”Program;the support by the NSFC grant No.12373026。; We used the Five-hundred-meter Aperture Spherical radio Telescope(FAST)to search for the molecular emissions in the L-band between 1.0 and 1.5 GHz toward four comets,C/2020 F3(NEOWISE),C/2020 R4(ATLAS),C/2021 A1(Leona...; 关键词：ASTROCHEMISTRY ISM:molecules comets:general line:identification

Understanding the Impact of H_(2) Diffusion Energy on the Formation Efficiency of H_(2) on the Interstellar Dust Grain Surface: 《Research in Astronomy and Astrophysics》2024年第9期190-198,共9页Xiaoying Guo Wasim Iqbal Qiang Chang Xiao-Hu Li; supported by the National Natural Science Foundation of China(No.12173023);the Xinjiang Tianchi Talent Program(2024)。; We use microscopic Monte Carlo simulation techniques to investigate the impact of H_(2)diffusion energy on the recombination efficiency of H_(2)on interstellar dust grain surfaces under diffuse and translucent cloud c...; 关键词：ASTROCHEMISTRY atomic processes ISM:molecules

Observation of Complex Organic Molecules Containing Peptide-like Bonds Toward Hot Core G358.93-0.03 MM1: 《Research in Astronomy and Astrophysics》2024年第7期181-189,共9页Arijit Manna Sabyasachi Pal; In star formation regions,the complex organic molecules(COMs)that contain peptide bonds(-NH-C(=O)-)play a major role in the metabolic process because-NH-C(=O)-is connected to amino acids(R-CHNH_2-COOH).Over the past f...; 关键词：ISM individual objects(G358.93-0.03)-ISM abundances-ISM kinematics and dynamics-stars formation-astrochemistry

Investigating Sulfur Chemistry in the HD163296 Disk: 《Research in Astronomy and Astrophysics》2024年第7期215-225,共11页Rong Ma Donghui Quan Yan Zhou Jarken Esimbek Dalei Li Xiaohu Li Xia Zhang Juan Tuo Yanan Feng; funded by the National Natural Science Foundation of China(NSFC)under NSFC Nos.12373026,11973075,12203091,and 12173075;the National Key R&D Program of China under grant No.2022YFA1603103;the Natural Science Foundation of Xinjiang Uygur Autonomous Region of China(2022D01A156);the“Tianchi Doctoral Program 2021”;supported by the Youth Innovation Promotion Association CAS。; Sulfur chemistry in the formation process of low-mass stars and planets remains poorly understood.The protoplanetary disks are the birthplace of planets and its distinctive environment provides an intriguing platform ...; 关键词：Protoplanetary Disks-Astrochemistry-Molecular Processes

Study of Complex Nitrogen and Oxygen-bearing Molecules toward the High-mass Protostar IRAS 18089–1732: 《Research in Astronomy and Astrophysics》2024年第6期81-93,共13页Arijit Manna Sabyasachi Pal Tapas Baug Sougata Mondal; the Swami Vivekananda Merit-cum-Means Scholarship(SVMCM)for financial support for this research。; The observation of oxygen(O)-and nitrogen(N)-bearing molecules gives an idea about the complex prebiotic chemistry in the interstellar medium.Recent millimeter and submillimeter wavelength observations have shown the ...; 关键词：ISM:individual objects(IRA 18089-1732)(except) ISM:abundances ISM:kinematics and dynamics stars:formation ASTROCHEMISTRY

Density Functional Theory Calculations on the Interstellar Formation of Biomolecules: 《Research in Astronomy and Astrophysics》2023年第12期7-18,共12页Qingli Liao Junzhi Wang Peng Xie Enwei Liang Zhao Wang; financial support from the National Natural Science Foundation of China(NSFC,grant Nos.11964002,22168002);the Natural Science Foundation of Guangxi Province(2020GXNSFAA159119)。; Density functional theory(DFT)is the most versatile electronic structure method used in quantum chemical calculations,and is increasingly applied in astrochemical research.This mini-review provides an overview of the ...; 关键词：astrochemistry-molecular processes-methods LABORATORY molecular-astrobiology

Gas Phase Hydrogenated and Deuterated Fullerene Cations: 《Research in Astronomy and Astrophysics》2023年第8期308-318,共11页Xiaoyi Hu Zhenru Dong Yanan Ge Jia Liu Yang Chen Junfeng Zhen Liping Qin; supported by the National Natural Science Foundation of China(NSFC,grant Nos.41930216 and 12073027);the Pre-research Project on Civil Aerospace Technologies(D020202)of the Chinese National Space Administration;the Fundamental Research Funds for the Central Universities of China(WK3410000019);the Frontier Scientific Research Program of Deep Space Exploration Laboratory under grant No.2022-QYKYJH-HXYF-019。; H/D accretion,especially onto ionized fullerenes,is expected to be very efficient in space.In this work,we study hydrogenated and deuterated fullerene cations and their photodissociation behavior in the gas phase.The ...; 关键词：astrochemistry-methods laboratory molecular-ultraviolet ISM-ISM molecules-molecular processes

Catalytic Role of H I in the Interstellar Synthesis of Complex Organic Molecule: 《Research in Astronomy and Astrophysics》2023年第5期213-220,共8页Shuming Yang Peng Xie Enwei Liang Zhao Wang; supported by the National Natural Science Foundation of China (11964002)。; Using quantum chemical calculations,we model the pathways for synthesizing two purine nucleobases,adenine and guanine,in the gas-phase interstellar environment,surrounded by neutral atomic hydrogen(H I).H I is found a...; 关键词：astrochemistry-astrobiology-ISM MOLECULES

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