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Results 1 - 44 of 44

Two stellar populations with different metallicities in the low-mass globular cluster Gran 5
- Volume 19, Issue 44 - article #8
- Dongwook Lim, Sang-Hyun Chun, Young-Wook Lee, Chul Chung, Andreas J. Koch-Hansen, Seungsoo Hong
- https://arxiv.org/abs/2410.21578
New Subgrouping of Multiple Stellar Populations in NGC 2808 Based on Low-resolution Spectroscopy
- Volume 16, Issue 36 - article #6
- Seungsoo Hong, Dongwook Lim, Chul Chung, Jaeyeon Kim, Sang-Il Han,, Young-Wook Lee
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/162/4/130
Difference in Chemical Composition between the Bright and Faint Red Clump Stars in the Milky Way Bulge
- Volume 16, Issue 5 - article #8
- Dongwook Lim, Young-Wook Lee, Andreas Koch, Seungsoo Hong, Christian I. Johnson, Jaeyeon Kim, Chul Chung, Mario Mateo,, John I. Bailey III
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/907/1/47
Narrowband Ca Photometry for Dwarf Spheroidal Galaxies. I. Chemostructural Study on Draco, Sextans, and Canes Venatici I
- Volume 15, Issue 8 - article #9
- Sang-Il Han, Hak-Sub Kim, Suk-Jin Yoon, Young-Wook Lee, Nobuo Arimoto, Sakurako Okamoto,, Chang H. Ree
- The Astrophysical Journal Supplement Series
- http://iopscience.iop.org/0067-0049/247/1/7
Multiple Populations in Globular Clusters: Unified Efforts from Stellar Evolution and Chemical Evolution Models
- Volume 14, Issue 48 - article #7
- Sohee Jang, Jenny J. Kim,, Young-Wook Lee
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/886/2/116
Radial Dependence of the Proto-globular Cluster Contribution to the Milky Way Formation
- Volume 14, Issue 39 - article #17
- Chul Chung, Mario Pasquato, Sang-Yoon Lee, Ugo N. di Carlo, Deokkeun An, Suk-Jin Yoon,, Young-Wook Lee
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/883/2/L31
Radial Dependence of the Proto-Globular Cluster Contribution to the Milky Way Formation. (arXiv:1909.01353v1 [astro-ph.GA])
- Volume 14, Issue 36 - article #7
- Chul Chung, Mario Pasquato, Sang-Yoon Lee, Ugo N. di Carlo, Deokkeun An, Suk-Jin Yoon, Young-Wook Lee
- http://arxiv.org/abs/1909.01353
The Globular Cluster Origin of the Milky Way Outer Bulge: Evidence from Sodium Bimodality
- Volume 14, Issue 23 - article #5
- Young-Wook Lee, Jenny J. Kim, Christian I. Johnson, Chul Chung, Sohee Jang, Dongwook Lim,, Yijung Kang
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/878/1/L2
The Globular Cluster Origin of the Milky Way Outer Bulge: Evidence from Sodium Bimodality. (arXiv:1905.08809v1 [astro-ph.GA])
- Volume 14, Issue 21 - article #5
- Young-Wook Lee, Jenny J. Kim, Christian I. Johnson, Chul Chung, Sohee Jang, Dongwook Lim, Yijung Kang
- http://arxiv.org/abs/1905.08809
Assembling the Milky Way Bulge from Globular Clusters: Evidence from the Double Red Clump
- Volume 13, Issue 30 - article #17
- Young-Wook Lee, Seungsoo Hong, Dongwook Lim, Chul Chung, Sohee Jang, Jenny J. Kim,, Seok-Joo Joo
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/862/1/L8
Assembling the Milky Way bulge from globular clusters: Evidence from the double red clump. (arXiv:1807.00004v1 [astro-ph.GA])
- Volume 13, Issue 27 - article #3
- Young-Wook Lee, Seungsoo Hong, Dongwook Lim, Chul Chung, Sohee Jang, Jenny J. Kim, Seok-Joo Joo
- http://arxiv.org/abs/1807.00004
On the claimed X-shaped structure in the Milky Way bulge. (arXiv:1801.03940v1 [astro-ph.GA])
- Volume 13, Issue 3 - article #5
- Daniel Han, Young-Wook Lee
- http://arxiv.org/abs/1801.03940
Medium-resolution Spectroscopy of Red Giant Branch Stars in ω Centauri
- Volume 12, Issue 38 - article #12
- Deokkeun An, Young Sun Lee, Jae In Jung, Soo-Chang Rey, Jaehyon Rhee, Jae-Woo Lee, Young-Wook Lee,, Young Hoon Joe
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/154/4/150
The CN–CH Positive Correlation in the Globular Cluster NGC 5286
- Volume 12, Issue 29 - article #22
- Dongwook Lim, Seungsoo Hong,, Young-Wook Lee
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/844/1/14
The CN-CH positive correlation in the globular cluster NGC 5286. (arXiv:1706.07432v1 [astro-ph.GA])
- Volume 12, Issue 26 - article #6
- Dongwook Lim, Seungsoo Hong, Young-Wook Lee
- http://arxiv.org/abs/1706.07432
New Insight on the Origin of the Double Red Clump in the Milky Way Bulge
- Volume 12, Issue 20 - article #12
- Seok-Joo Joo, Young-Wook Lee,, Chul Chung
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/840/2/98
Common Origin of Two RR Lyrae Populations and the Double Red Clump in the Milky Way Bulge. (arXiv:1611.01151v1 [astro-ph.GA])
- Volume 11, Issue 45 - article #4
- Young-Wook Lee, Sohee Jang (Yonsei Univ.)
- http://arxiv.org/abs/1611.01151
The Globular Cluster System of the Coma cD Galaxy NGC 4874 from Hubble Space Telescope ACS and WFC3/IR Imaging
- Volume 11, Issue 15 - article #5
- Hyejeon Cho, John P. Blakeslee, Ana L. Chies-Santos, M. James Jee, Joseph B. Jensen, Eric W. Peng, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2016, Issue: 8 Apr
- arXiv:1604.01768 [pdf, ps, other]
Nonlinear Color--Metallicity Relations of Globular Clusters. VI. On Calcium II Triplet Based Metallicities of Globular Clusters in Early-type Galaxies
- Volume 11, Issue 2 - article #6
- Chul Chung, Suk-Jin Yoon, Sang-Yoon Lee, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2016, Issue: 8 Jan
- arXiv:1601.00623 [pdf, ps, other]
Evidence for Enrichment by Supernovae in the Globular Cluster NGC 6273
- Volume 10, Issue 39 - article #7
- Sang-Il Han, Dongwook Lim, Hyunju Seo, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2015, Issue: 23 Oct
- arXiv:1510.06044 [pdf, other]
On the Use of the Number Count of Blue Horizontal--Branch Stars to Infer the Dominant Building Blocks of the Milky Way Halo
- Volume 10, Issue 39 - article #12
- Chul Chung, Young-Wook Lee, Mario Pasquato
- arXiv.org - Astrophysics - Volume: 2015, Issue: 23 Oct
- arXiv:1510.05668 [pdf, ps, other]
Star formation history of the Milky Way halo traced by the Oosterhoff dichotomy among globular clusters
- Volume 10, Issue 20 - article #10
- Sohee Jang, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2015, Issue: 22 May
- arXiv:1505.04791 [pdf, ps, other]
Multiple Populations in Globular Clusters and the Origin of the Oosterhoff Period Groups
- Volume 9, Issue 18 - article #4
- Sohee Jang, Young-Wook Lee, Seok-Joo Joo, Chongsam Na
- arXiv.org - Astrophysics - Volume: 2014, Issue: 2 May
- arXiv:1404.7508 [pdf, ps, other]
Two Distinct Red Giant Branch Populations in the Globular Cluster NGC 2419 as Tracers of a Merger Event in the Milky Way*
- Volume 8, Issue 45 - article #23
- Young-Wook Lee, Sang-Il Han, Seok-Joo Joo, Sohee Jang, Chongsam Na, Sakurako Okamoto, Nobuo Arimoto, Dongwook Lim, Hak-Sub Kim, and Suk-Jin Yoon
- The Astrophysical Journal Letters - Volume: 778, Issue: 1
- View article PDF (1.84 MB)
Two distinct red giant branch populations in the globular cluster NGC 2419 as tracers of a merger event in the Milky Way
- Volume 8, Issue 42 - article #13
- Young-Wook Lee, Sang-Il Han, Seok-Joo Joo, Sohee Jang, Chongsam Na, Sakurako Okamoto, Nobuo Arimoto, Dongwook Lim, Hak-Sub Kim, Suk-Jin Yoon
- arXiv.org - Astrophysics - Volume: 2013, Issue: 18 Oct
- arXiv:1310.4499 [pdf, ps, other]
Core collapse and horizontal-branch morphology in galactic globular clusters
- Volume 8, Issue 19 - article #3
- Mario Pasquato, Gabriella Raimondo, Enzo Brocato, Chul Chung, Anthony Moraghan, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2013, Issue: 10 May
- arXiv:1305.1622 [pdf, other]
Nonlinear Color-Metallicity Relations of Globular Clusters. V. Nonlinear Absorption-line Index versus Metallicity Relations and Bimodal Index Distributions of M31 Globular Clusters
- Volume 8, Issue 13 - article #13
- Sooyoung Kim (1), Suk-Jin Yoon (1), Chul Chung (1), Nelson Caldwell (2), Ricardo P. Schiavon (3), Yongbeom Kang (4) Soo-Chang Rey (4), Young-Wook Lee (1) ((1) Yonsei University (2) Center for Astrophysics (3) Gemini Observatory (4) Department of Astronomy and Space Science, Chungnam University)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 29 Mar
- arXiv:1303.6293 [pdf, ps, other]
Wide-field Multiband Photometry of Globular Cluster Systems in the Fornax Galaxy Cluster
- Volume 8, Issue 3 - article #38
- Hak-Sub Kim, Suk-Jin Yoon, Sangmo Tony Sohn, Sang Chul Kim, Eunhyeuk Kim, Chul Chung, Sang-Yoon Lee, and Young-Wook Lee
- The Astrophysical Journal - Volume: 763, Issue: 1
- Abstract References Full text PDF (11.29 MB) Enhanced article HTML
Yonsei Evolutionary Population Synthesis (YEPS) Model. I. Spectroscopic Evolution of Simple Stellar Populations
- Volume 8, Issue 2 - article #21
- Chul Chung, Suk-Jin Yoon, Sang-Yoon Lee, and Young-Wook Lee
- The Astrophysical Journal Supplement - Volume: 204, Issue: 1
- Abstract References Cited by Full text PDF (2.80 MB) Enhanced article HTML
Star Formation Histories of Globular Clusters with Multiple Populations. I. ω CEN, M22, and NGC 1851
- Volume 7, Issue 52 - article #20
- Seok-Joo Joo and Young-Wook Lee
- The Astrophysical Journal - Volume: 762, Issue: 1
- Abstract References Full text PDF (10.43 MB) Enhanced article HTML
Star Formation Histories of Globular Clusters with Multiple Populations. I. ω Cen, M22, and NGC 1851
- Volume 7, Issue 45 - article #10
- Seok-Joo Joo, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2012, Issue: 9 Nov
- arXiv:1211.1688 [pdf, ps, other]
Ultraviolet Properties of Galactic Globular Clusters with GALEX. I. The Color-Magnitude Diagrams
- Volume 7, Issue 16 - article #18
- Ricardo P. Schiavon, Emanuele Dalessandro, Sangmo T. Sohn, Robert T. Rood, Robert W. O'Connell, Francesco R. Ferraro, Barbara Lanzoni, Giacomo Beccari, Soo-Chang Rey, Jaehyon Rhee, R. Michael Rich, Suk-Jin Yoon, and Young-Wook Lee
- Astronomical Journal - Volume: 143, Issue: 5
- doi:10.1088/0004-6256/143/5/121 Tag this article
UV Properties of Galactic Globular Clusters with GALEX I. The Color-Magnitude Diagrams
- Volume 7, Issue 4 - article #13
- Ricardo P. Schiavon, Emanuele Dalessandro, Sangmo T. Sohn, Robert T. Rood, Robert W. O'Connell, Francesco R. Ferraro, Barbara Lanzoni, Giacomo Beccari, Soo-Chang Rey, Jaehyon Rhee, R. Michael Rich, Suk-Jin Yoon, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2012, Issue: 27 Jan
- arXiv:1201.5377 [pdf, ps, other]
Two Distinct Red Giant Branches in the Globular Cluster NGC 288
- Volume 6, Issue 23 - article #61
- Dong-Goo Roh, Young-Wook Lee, Seok-Joo Joo, Sang-Il Han, Young-Jong Sohn and Jae-Woo Lee
- The Astrophysical Journal Letters - Volume: 733, Issue: 2
- Abstract References Full text PDF (8.80 MB) View as HTML
Two Distinct Red Giant Branches in the Globular Cluster NGC 288
- Volume 6, Issue 18 - article #15
- Dong-Goo Roh, Young-Wook Lee, Seok-Joo Joo, Sang-Il Han, Young-Jong Sohn, Jae-Woo Lee
- arXiv.org - Astrophysics - Volume: 2011, Issue: 6 May
- arXiv:1105.0916 [pdf, ps, other]
The Presence of Two Distinct Red Giant Branches in the Globular Cluster NGC 1851
- Volume 4, Issue 50 - article #33
- <em >Sang-Il Han, Young-Wook Lee, Seok-Joo Joo, Sangmo Tony Sohn, Suk-Jin Yoon, Hak-Sub Kim, and Jae-Woo Lee</em&gt,
- The Astrophysical Journal Letters - Volume: 707, Issue: 2
- Abstract | References
The Presence of Two Distinct Red Giant Branches in the Globular Cluster NGC 1851
- Volume 4, Issue 48 - article #18
- Sang-Il Han, Young-Wook Lee, Seok-Joo Joo, Sangmo Tony Sohn, Suk-Jin Yoon, Hak-Sub Kim, Jae-Woo Lee
- arXiv.org - Astrophysics - Volume: 2009, Issue: 26 Nov
- arXiv:0911.5356 [ps, pdf, other]
GALEX-SDSS Catalogs for Statistical Studies
- Volume 4, Issue 13 - article #48
- Tamás Budavári, Sébastien Heinis, Alexander S. Szalay, María Nieto-Santisteban, Jayant Gupchup, Bernie Shiao, Myron Smith, Ruixiang Chang, Guinevere Kauffmann, Patrick Morrissey, David Schiminovich, Bruno Milliard, Ted K. Wyder, D. Christopher Martin, Tom A. Barlow, Mark Seibert, Karl Forster, Luciana Bianchi, Jose Donas, Peter G. Friedman, Timothy M. Heckman, Young-Wook Lee, Barry F. Madore, Susan G. Neff, R. Michael Rich, and Barry Y. Welsh
- The Astrophysical Journal - Volume: 694, Issue: 2
- Abstract | References
The Star Formation Law at Low Surface Density
- Volume 4, Issue 12 - article #21
- Ted K. Wyder (1), D. Christopher Martin (1), Tom A. Barlow (1), Karl Forster (1), Peter G. Friedman (1), Patrick Morrissey (1), Susan G. Neff (2), James D. Neill (1), David Schiminovich (3), Mark Seibert (4), Luciana Bianchi (5), Jose Donas (6), Timothy M. Heckman (7), Young-Wook Lee (8), Barrry F. Madore (4), Bruno Milliard (6), R. Michael Rich (9), Alex S. Szalay (7), Sukyoung K. Yi (8) ((1) California Institute of Technology, (2) NASA Goddard Space Flight Center, (3) Columbia University, (4) Observatories of the Carnegie Institution of Washington, (5) Center for Astrophysical Science Johns Hopkins University, (6) Laboratoire d'Astrophysique de Marseille, (7) Dept. of Physics and Astronomy Johns Hopkins University, (8) Yonsei University, (9) University of California Los Angeles)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 20 Mar
- arXiv:0903.3015 [ps, pdf, other]
On the Origin of Bimodal Horizontal Branches in Massive Globular Clusters: The Case of NGC 6388 and NGC 6441
- Volume 3, Issue 15 - article #27
- Suk-Jin Yoon, Seok-Joo Joo, Chang H. Ree, Sang-Il Han, Do-Gyun Kim, and Young-Wook Lee
- The Astrophysical Journal - Volume: 677, Issue: 2
- Abstract-Full Text-PDF Version (7600 kB)
On the Origin of Bimodal Horizontal-Branches in Massive Globular Clusters: The Case of NGC 6388 and NGC 6441
- Volume 3, Issue 1 - article #19
- Suk-Jin Yoon, Seok-Joo Joo, Chang H. Ree, Sang-Il Han, Do-Gyun Kim, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2008, Issue: 3 Jan
- arXiv:0712.4023 [ps, pdf, other]
On the Origin of Bimodal Horizontal-Branches in Massive Globular Clusters: The Case of NGC 6388 and NGC 6441
- Volume 2, Issue 52 - article #18
- Suk-Jin Yoon, Seok-Joo Joo, Chang H. Ree, Sang-Il Han, Do-Gyun Kim, Young-Wook Lee
- arXiv.org - Astrophysics - Volume: 2007, Issue: 27 Dec
- arXiv:0712.4023 [ps, pdf, other]
Globular clusters with the extended horizontal-branch as remaining cores of galaxy building blocks
- Volume 2, Issue 28 - article #6
- Young-Wook Lee, Hansung B. Gim, Chul Chung
- ArXiv - Astrophysics
- arXiv:0707.1705 [ps, pdf, other]
Statistical Properties of the GALEX/SDSS matched source catalogs, and classification of the UV sources
- Volume 1, Issue 44 - article #7
- Luciana Bianchi, Lino Rodriguez-Merino, Maurice Viton, Michel Laget, Boryana Efremova, James Herald, Alberto Conti, Bernie Shiao, Armando Gil de Paz, Samir Salim, A. Thakar, Peter G. Friedman, S.C. Rey, David Thilker, Tom A. Barlow, Tamas Budavari, Jose Donas, Karl Forster, Timothy M. Heckman, Young-Wook Lee, Barry F. Madore, D. Christopher Martin, Bruno Milliard, Patrick Morrissey, Susan G. Neff, R. Michael Rich, David Schiminovich, Mark Seibert, Todd Small, Alex S. Szalay, Ted K. Wyder, Barry Y. Welsh, Sukyoung K. Yi
- ArXiv - Astrophysics
- astro-ph/0611926 [abs, ps, pdf, other]

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