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Probing population III stars in galaxy IOK-1 at z = 6.96 through He II emission

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Date

2011

Authors

Cai, Zheng
Fan, Xiaohui
Jiang, Linhua
Bian, Fuyan
McGreer, Ian
Dave, R
Egami, Eiichi
Zabludoff, Ann
Yang, Yujin
Oh, S Peng

Journal Title

Journal ISSN

Volume Title

Publisher

Institute of Physics Publishing Ltd.

Abstract

The He II λ1640 emission line has been suggested as a direct probe of Population III (PopIII) stars at high redshift, since it can arise from highly energetic ionizing photons associated with hot, metal-free stars. We use the Hubble Space Telescope WFC3/

Description

Keywords

Keywords: dark ages, reionization, first stars; galaxies: high-redshift; galaxies: photometry

Citation

URI

http://hdl.handle.net/1885/71349

Collections

ANU Research Publications

Source

Astrophysical Journal Letters

Type

Journal article

Book Title

Entity type

Access Statement

Open Access

License Rights

DOI

10.1088/2041-8205/736/2/L28

Restricted until

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01_Cai_Probing_population_III_stars_2011.pdf (382.09 KB)

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