张泳

主要研究方向:天体化学、光致电离气体星云物理

Email: zhangyong5@mail.sysu.edu.cn

通讯地址:中国广东省珠海市香洲区唐家湾物理与天文学院, 519082

个人简介: 

研究领域在于恒星死亡后星周包层中的物理和化学过程,首次在一个原行星状星云中探测到足球烯,证明星周包层中能快速形成复杂分子并扩散到星际空间。与合作者提出新的分子模型解释天文中的红外振动带载体问题,为生命起源相关分子的太空起源提供证据,结果发表在《自然》杂志上。本人致力于利用行星状星云作为天然实验室研究极端条件下的等离子物理,提出过新的诊断手段从观测上验证电离气体星云中的电子能量分布,从观测上验证了宇宙中氟的起源,所发表的一个明亮星云的深度光谱已经作为发射线认证模版被广泛使用,此外,对于研究星云多样的形态也有广泛兴趣。

研究领域: 

恒星包层演化晚期的化学演化,星云等离子体中的电子能量分布,天文环境下复杂有机分子的搜寻

教育背景: 

1996.09-2000.06 北京师范大学天文系本科

2000.09-2003.06 国家天文台硕士

2003.09-2006.06 北京大学天文系博士

职业经历: 

2006.10-2009.10 香港大学物理系 博士后

2009.10-2017     香港大学物理系 助理教授(研究)

2017-                 中山大学物理与天文学院 教授

代表性论文: 

Y. Zhang, B. Zhang, X.-W. Liu, On the Nonthermal Kappa-distributed Electrons in Planetary Nebulae and H II Regions: The Kappa Index and Its Correlations with Other Nebular Properties, 2016, ApJ, 817, 68

Y. Zhang, S. Kwok, On the viability of the PAH model as an explanation of the unidentied infrared emission features, 2015, ApJ, 798, 37

Y. Zhang, X.-W. Liu, B. Zhang, H I Free-Bound Emission of Planetary Nebulae with Large Abundance Discrepancies: Two-Component Models versus Kappa-distributed electrons, 2014, ApJ, 780, 93

Y. Zhang, S. Kwok, On the Detections of C60 and Derivatives in Circumstellar Environments, 2013, EPS (invited review), 65, 1069

Y. Zhang, C.-H. Hsia, S. Kwok, Discovery of a halo around the Helix Nebula NGC 7293 in the WISE All-sky Survey, 2012, ApJ, 755, 53

Y. Zhang, S. Kwok, Detection of C60 in the proto-planetary nebula IRAS 01005+7910, 2011, ApJ, 730, 126

Y. Zhang, S. Kwok, B. J. Hrivnak, The Spitzer/IRS spectral study of a sample of galactic carbon-rich proto-planetary nebulae, 2010, ApJ, 725, 990

Y. Zhang, S. Kwok, Planetary nebulae detected in the Spitzer Space Telescope GLIMPSE II Legacy Survey, 2009, ApJ, 706, 252

Y. Zhang, Emission line pro_les as a probe of physical conditions in planetary nebulae, 2008, A&A, 486, 221

Y. Zhang, S. Kwok, Dinh-V-Trung, A spectral line survey of NGC 7027 at millimeter wavelengths, 2008, ApJ, 678, 328

Y. Zhang, X.-W. Liu, S.-G. Luo, D. Pequignot, M. J. Barlow, Integrated spectrum of the planetary nebula NGC 7027, 2005, A&A, 442, 249

Y. Zhang, X.-W. Liu, Fluorine abundances in planetary nebulae, 2005, ApJ, 631, L61

Y. Zhang, X.-W. Liu, R. Wesson, et al., Electron temperatures and densities of planetary nebulae determined from the nebular hydrogen recombination spectrum and temperature and density variations, 2004, MNRAS, 351, 935

S. Kwok, Y. Zhang, Mixed aromatic/aliphatic organic nanoparticles as carriers of unidentified infrared emission features, 2011, Nature, 479, 80

主持课题: 

RGC General Research Fund 2011-2012 Exercise, 2011

Project code: HKU 707311P. Total amount approved: HKD 1,253,500.

RGC General Research Fund 2013-2014 Exercise, 2013

Project code: HKU 706213P. Total amount approved: HKD 676,212.

HKU Seed (and matched) Funding Program for Basic Research, 2009

Project code: 200909159007. Total amount approved: HKD 240,000.

Small Project Funding (PI: Y. Zhang), 2012

Project code: 201209176007. Total amount approved: HKD 65,069.

Small Project Funding (PI: Y. Zhang), 2016

Project code: 201611159037. Total amount approved: HKD 33,240

RGC General Research Fund 2011-2012 Exercise, 2011

Project code: HKU 704411P. Total amount approved: HKD 747,500.

参与课题: 

RGC General Research Fund 2010-2011 Exercise, 2010

Project code: HKU 704710P. Total amount approved: HKD 754,055.

National Natural Science Foundation of China (Key Program), 2009

Project code: 10933001. Total amount approved: RMB 2,000,000.