Observational cosmology and galaxy formation, Large-scale structure of the Universe, Extragalactic background light, Protoclusters of galaxies
Positions
Assistant Research Fellow, ASIAA (2022~present)
CCAPP Postdoctoral Fellow, The Ohio State University (2019~2021)
Postdoctoral Fellow, Johns Hopkins University (2016~2019)
JSPS Postdoctoral Fellow, University of Tokyo (2016)
Education
Ph.D. in Astronomy, University of Texas at Austin (2016)
Honors & Awards
Academia Sinica Career Development Award (2024~2028)
Li Foundation Heritage Prize (2023)
CCAPP Fellowship (2019~2021)
JSPS Fellowship (2016)
UT Austin Graduate Professional Development Awards (2014~2016)
UT Austin Homer Lindsey Bruce Graduate Fellowship (2014)
UT Austin Roland K. Blumberg Endowment in Astronomy Award (2014)
UT Austin Astronomy Frank Edmonds Memorial Fellowship (2014)
UT Austin Astronomy Board of Visitors Best Second Year Research Award (2013)
Journal Papers affiliated with ASIAA(22)
Cukierman AJ; Chen S-S; Kang JH; Minasyan MH; Murgia G; Bock JJ; Chang T-C; Chiang Y-K; Crill BP; Doré O; Dowell CD; Faisst AL; Hora JL; Hui H; Kang M; Korngut PM; Lee H-G; Lee B; Masters DC; Melnick GJ; Mirocha J; Nguyen CH; Rustamkulov Z; Tolls V; Werner MW; Yang Y; Zemcov M,
"Spectral Map Making with SPHEREx",
ApJS: 286(1), id.22 (25 pp), Sep, 2026 [SCI]
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Kim D; Jeong D; Chiang Y-K; Hwang HS,
"Dynamical Test of Cosmic Acceleration: k-nearest Neighbor Cross Correlation of Cosmic Microwave Background and Cosmic Infrared Background",
ApJ: 1007(1), id.97 (20 pp), Aug, 2026 [SCI]
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Hui H; Bock JJ; Condon S; Dowell CD; Jeong W-S; Jo Y-soo; Korngut PM; Manatt K; Nguyen C; Nguyen H; Padin S; Park S-J; Pyo J; Yang Y; Ashby MLN; Bach YP; Chang T-C; Cheng Y-T; Chiang Y-K; Cooray A; Crill BP; Cukierman AJ; Doré O; Faisst AL; Hora JL; Kang JH; Lee B; Lisse CM; Masters DC; Paladini R; Rustamkulov Z; Tolls V; Werner MW; Zemcov M,
"Spectral Response of SPHEREx",
ApJS: 284(1), id.10 (18 pp), May, 2026 [SCI]
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Murgia G; Cukierman AJ; Hensley BS; Ashby MLN; Bock JJ; Chang T-C; Chen S-S; Cheng Y-T; Chiang Y-K; Cooray A; Crill BP; Doré O; Dowell CD; Faisst AL; Hora JL; Hui H; Kang M; Kang JH; Korngut PM; Lee D; Lee J-E; Lee B; Lisse CM; Masters DC; Melnick GJ; Minasyan MH; Nguyen CH; Paladini R; Tolls V; Wen RY; Werner MW; Zemcov M,
"SPHEREx Mapping of Diffuse PAH and H II Emission in the Galactic Plane",
ApJ: 1004(2), id.176 (12 pp), Jun, 2026 [SCI]
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Hora JL; Noh JK; Melnick GJ; Hensley BS; Paladini R; Lee J-E; Ashby MLN; Tolls V; Kim J; Werner MW; Bock JJ; Bruton S; Chen S-S; Chang T-C; Chiang Y-K; Cooray A; Crill BP; Cukierman AJ; Doré O; Faisst AL; Huai Z; Hui H; Jeong W-S; Kang M; Korngut PM; Lee H-G; Lisse CM; Masters DC; Murgia G; Nguyen CH; Rustamkulov Z; Seok JY; Wen RY; Yang Y; Zemcov M,
"SPHEREx Widefield Infrared Spectral Mapping of Interstellar Ices and Polycyclic Aromatic Hydrocarbons",
ApJ: 1001(2), id.165 (18 pp), Apr, 2026 [SCI]
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Bock JJ; Aboobaker AM; Adamo J; Akeson R; Alred JM; Alibay F; Ashby MLN; Bach YP; Bleem LE; Bolton D; Braun DF; Bruton S; Bryan SA; Chang T-C; Chen S-S; Cheng Y-T; Cheshire JR; Chiang Y-K; Choppin de Janvry J; Condon S; Cook WR; Cooray A; Crill BP; Cukierman AJ; Dore O; Dowell CD; Dubois-Felsmann GP; Eifler T; Everett S; Fabinsky BE; Faisst AL; Fanson JL; Farrington AH; Fatahi T; Fazar CM; Feder RM; Frater EH; Grasshorn Gebhardt HS; Giri U; Goldina T; Gorjian V; Habib S; Hart WG; Heinrich C; Hora JL; Huai Z; Hui H; Jo Y-S; Jeong W-S; Kang JH; Kang M; Kecman B; Kim C-H; Kim J; Kim M; Kim Y-J; Kim Y; Kirkpatrick JD; Kobayashi Y; Korngut PM; Krause E; Lee B; Lee H-G; Lee J-J; Lee J-E; Lisse CM; Mariani G; Masters DC; Mauskopf PD; Melnick GJ; Minasyan MH; Mirocha J; Miyasaka H; Moore A; Moore BD; Murgia G; Naylor BJ; Nelson C; Nguyen CH; Nguyen HT; Noh JK; Padin S; Paladini R; Park S-J; Penanen KI; Putnam DS; Pyo J; Ramachandra N; Ramanathan K; Rustamkulov Z; Reiley DJ; Rice EB; Rocca JM; Seok JY; Smith R; Stober J; Susca S; Teplitz HI; Thelen MP; Tolls V; Torrini G; Trangsrud AR; Unwin S; Velicheti P; Wang P-Y; Wen RY; -Werner M-W; Williams AE; Williamson R; Wincentsen J; Windhorst RA; Yang S-C; Yang Y; Zemcov M,
"The SPHEREx Satellite Mission",
ApJ: 999(1), id.139 (24 pp), Mar, 2026 [SCI]
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Chiang Y-K,
"Cosmic CO and [C II] backgrounds and the fuelling of star formation over 12 Gyr",
Nature Astronomy: 10, 742–752, Mar, 2026 [SCI]
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Crill BP; Bach YP; Bryan SA; Choppin de Janvry J; Cukierman AJ; Dowell CD; Everett SW; Fazar C; Goldina T; Huai Z; Hui H; Jeong W-S; Kang JH; Korngut PM; Lee JJ; Masters DC; Nguyen CH; Pyo J; Symons T; Tolls V; Yang Y; Zemcov M; Akeson R; Ashby MLN; Bock JJ; Chang T-C; Cheng Y-T; Chiang Y-K; Cooray A; Doré O; Faisst AL; Feder RM; Werner MW,
"The SPHEREx Sky Simulator: Science Data Modeling for the First All-sky Near-infrared Spectral Survey",
ApJS: 281(1), id.10 (25 pp), Nov, 2025 [SCI]
Chiang Y-K; Makiya R; Ménard B,
"Cosmic Infrared Background Tomography and a Census of Cosmic Dust and Star Formation",
ApJ: 992(1), id.65 (26 pp), Oct, 2025 [SCI]
Das S; Truong N; Chiang Y-K; Mathur S,
"Thermal Sunyaev-Zel'dovich Effect in the circumgalactic medium -- II: dependence on star formation",
ApJ: 991(2), id.205 (17pp), Oct, 2025 [SCI]
Zhang E; Faisst AL; Crill BP; Inami H; Lai T; Ohyama Y; Pyo J; Akeson R; Ashby MLN; Bock JJ; Cheng Y-T; Chiang Y-K; Cooray A; Doré O; Feder RM; Kim Y; Lee B; Masters D; Melnick G; Paladini R; Werner MW,
"The Potential of the SPHEREx Mission for Characterizing Polycyclic Aromatic Hydrocarbon 3.3 μm Emission in Nearby Galaxies",
ApJ: 992(1), id.3 (8 pp), Oct, 2025 [SCI]
Ramakrishnan V; Lee K-S; Artale MC; Gawiser E; Yang Y; Park C; Chiang Y-K; Ciardullo R; Dey A; Gronwall C; Guaita L; Hwang HS; Im SH; Jeong W-S; Kim S; Kumar A; Lee J; Lee S-K; Moon B; Padilla N; Pope A; Popescu R; Singh A; Song H; Troncoso P; Valdes F; Zabludoff A,
"ODIN: Identifying Protoclusters and Cosmic Filaments Traced by Lyα-emitting Galaxies",
ApJ: 977(1), id.119 (24 pp), Dec, 2024 [SCI]
Feder RM; Masters DC; Lee B; Bock JJ; Chiang Y-K; Choi A; Doré O; Hemmati S; Ilbert O,
"The Universe SPHEREx Will See: Empirically Based Galaxy Simulations and Redshift Predictions",
ApJ: 972(1), id.68 (28 pp), Sep, 2024 [SCI]
Staab P; Lemaux BC; Forrest B; Shah E; Cucciati O; Lubin L; Gal RR; Hung D; Shen L; Giddings F; Khusanova Y; Zamorani G; Bardelli S; Cassara LP; Cassata P; Chiang Y-K; Fudamoto Y; Fukushima S; Garilli B; Giavalisco M; Gruppioni C; Guaita L; Gururajan G; Hathi N; Kashino D; Scoville N; Talia M; Vergani D; Zucca E,
"Protoclusters as Drivers of Stellar Mass Growth in the Early Universe, a Case Study: Taralay - a Massive Protocluster at z 4.57",
MNRAS: 528(4), 6934-6958, Mar, 2024 [SCI]
Lee K-S; Gawiser E; Park C; Yang Y; Valdes F; Lang D; Ramakrishnan V; Moon B; Firestone N; Appleby S; Artale MC; Andrews M; Bauer F; Benda B; Broussard A; Chiang Y-K; Ciardullo R; Dey A; Farooq R; Gronwall C; Guaita L; Huang Y; Hwang HS; Im SH; Jeong W-S; Karthikeyan S; Kim H; Kim S; Kumar A; Nagaraj GR; Nantais J; Padilla N; Park J; Pope A; Popescu R; Schlegel D; Seo E; Singh A; Song H; Troncoso P; Vivas AK; Zabludoff A; Zenteno A,
"The One-hundred-deg2 DECam Imaging in Narrowbands (ODIN): Survey Design and Science Goals",
ApJ: 962(1), id.36 (16 pp), Feb, 2024 [SCI]
Chiang Y-K,
"Corrected SFD: A More Accurate Galactic Dust Map with Minimal Extragalactic Contamination",
ApJ: 958(2), id.118 (24 pp), Dec, 2023 [SCI]
Popescu R; Pope A; Lee K-S; Alberts S; Chiang Y-K; Lee S; Brodwin M; McKinney J; Ramakrishnan V,
"Tracing the Total Stellar Mass and Star Formation of High-Redshift Protoclusters",
ApJ: 958(1), id.12 (16 pp), Nov, 2023 [SCI]
Das S; Chiang Y-K; Mathur S,
"Detection of Thermal Sunyaev-Zel'dovich Effect in the Circumgalactic Medium of Low-mass Galaxies-A Surprising Pattern in Self-similarity and Baryon Sufficiency",
ApJ: 951 (2), id.125 (19 pp), July, 2023 [SCI]
Huang Y; Lee K-S; Cucciati O; Lemaux BC; Sawicki M; Malavasi N; Ramakrishnan V; Xue R; Cassara LP; Chiang Y-K; Dey A; Gwyn SDJ; Hathi N; Pentericci L; Prescott MKM; Zamorani G,
"Evaluating Lyα Emission as a Tracer of the Largest Cosmic Structure at z 2.47",
ApJ: 941(2), id.134 (14 pp), Dec, 2022 [SCI]
Lin Y-T; Miyatake H; Guo H; Chiang Y-K; Chen K-F; Lan T-W; Chang Y-Y,
"A pair of early- and late-forming galaxy cluster samples: A novel way of studying halo assembly bias assisted by a constrained simulation",
A&A: 666, id.A97 (10pp), Oct, 2022 [SCI]
Lin H-H; Lin K-Y; Li C-T; Tseng Y-H; Jiang H; Wang J-H; Cheng J-C; Pen U-L; Chen M-T; Chen P; Chen Y; Goto T; Hashimoto T; Hwang Y-J; King S-K; Kubo D; Kuo C-Y; Mills A; Nam J; Oshiro P; Shen C-S; Tseng H-C; Wang S-H; Feng-Shun Wu V; Bower G; Chang S-H; Chen P-A; Chen Y-C; Chiang Y-K; Fedynitch A; Gusinskaia N; Ho SCC; Hsiao TYY; Hu C-P; Huang Y D; Jauregui Garcia JM; Kim SJ; Kuo C-Y; Fang-Jie Ling D; On AYL; Peterson JB; Raquel BJR; Su S-C; Uno Y; Wu CKW; Yamasaki S; Zhu H-M,
"BURSTT: Bustling Universe Radio Survey Telescope in Taiwan",
PASP: 134(1039), id.094106 (14pp), Sep, 2022 [SCI]
McKinney J; Ramakrishnan V; Lee K-S; Pope A; Alberts S; Chiang Y-K; Popescu R,
"Measuring the Total Ultraviolet Light from Galaxy Clusters at z = 0.5-1.6: The Balance of Obscured and Unobscured Star Formation",
ApJ: 928(1), id.88 (12pp), March, 2022 [SCI]