• 3508 Citations
  • 23 h-Index
1991 …2017

Research output per year

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Research Output

2017

The Yale-Potsdam Stellar Isochrones

Spada, F., Demarque, P., Kim, Y. C., Boyajian, T. S. & Brewer, J. M., 2017 Apr 1, In : Astrophysical Journal. 838, 2, 161.

Research output: Contribution to journalArticle

33 Citations (Scopus)
2016

The effects of individual metal contents on isochrones for C, N, O, Na, Mg, Al, Si, and Fe

Beom, M., Na, C., Ferguson, J. W. & Kim, Y. C., 2016 Aug 1, In : Astrophysical Journal. 826, 2, 155.

Research output: Contribution to journalArticle

3 Citations (Scopus)

UBVRIz light curves of 51 type II supernovae

Galbany, L., Hamuy, M., Phillips, M. M., Suntzeff, N. B., Maza, J., Jaeger, T. D., Moraga, T., González-Gaitán, S., Krisciunas, K., Morrell, N. I., Thomas-Osip, J., Krzeminski, W., González, L., Antezana, R., Wishnjewski, M., McCarthy, P., Anderson, J. P., Gutiérrez, C. P., Stritzinger, M., Folatelli, G. & 17 others, Anguita, C., Galaz, G., Green, E. M., Impey, C., Kim, Y. C., Kirhakos, S., Malkan, M. A., Mulchaey, J. S., Phillips, A. C., Pizzella, A., Prosser, C. F., Schmidt, B. P., Schommer, R. A., Sherry, W., Strolger, L. G., Wells, L. A. & Williger, G. M., 2016 Feb 1, In : Astronomical Journal. 151, 2, 33.

Research output: Contribution to journalArticle

39 Citations (Scopus)
2013

The radius discrepancy in low-mass stars: Single versus binaries

Spada, F., Demarque, P., Kim, Y. C. & Sills, A., 2013 Oct 20, In : Astrophysical Journal. 776, 2, 87.

Research output: Contribution to journalArticle

86 Citations (Scopus)
2012

Hydrodynamical comparison test of solar models

Bach, K. & Kim, Y. C., 2012 Dec, In : Astronomische Nachrichten. 333, 10, p. 934-938 5 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2010

Angular momentum loss from cool stars: An empirical expression and connection to stellar activity

Barnes, S. A. & Kim, Y. C., 2010 Sep 20, In : Astrophysical Journal. 721, 1, p. 675-685 11 p.

Research output: Contribution to journalArticle

100 Citations (Scopus)

Impact of the low solar abundance on the ages of globular clusters

Yi, S. K. & Kim, Y. C., 2010 Aug, In : Journal of the Korean Astronomical Society. 43, 4, p. 135-139 5 p.

Research output: Contribution to journalArticle

2009

Evolutionary status of 85 pegasi

Bach, K., Lee, J., Demarque, P. & Kim, Y. C., 2009, In : Astrophysical Journal. 703, 1, p. 362-369 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

New Yonsei-Yale (Y2) Isochrones and horizontal-branch evolutionary tracks with helium enhancements

Han, S. I., Kim, Y. C., Lee, Y. W., Yi, S. K., Kim, D. G. & Demarque, P., 2009, Globular Clusters - Guides to Galaxies: Proceedings of the Joint ESO-FONDAP Workshop on Globular Clusters. Richtler, T. & Larsen, S. (eds.). p. 33-34 2 p. (ESO Astrophysics Symposia; vol. 2009).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)
2008

The evolution of the moment of inertia of stars

Kim, Y. C. & Barnes, S., 2008, In : Proceedings of the International Astronomical Union. 4, S252, p. 117-118 2 p.

Research output: Contribution to journalArticle

The Y2 isochrones getting an extra dimension

Yi, S. K., Kim, Y. C., Demarque, P., Lee, Y. W., Han, S. I. & Kim, D. G., 2008, In : Proceedings of the International Astronomical Union. 4, S252, p. 413-416 4 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2006

Deep near-IR photometry of eight metal-poor globular clusters in the Galactic bulge and halo

Kim, J. W., Kang, A., Rhee, J., Kim, H. I., Kim, Y. C., Kim, D. G., Chung, C., Han, S. I., Chun, M. S. & Sohn, Y. J., 2006 Nov, In : Astronomy and Astrophysics. 459, 2, p. 499-509 11 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Super-helium-rich stars in globular clusters: The origin of extreme horizontal branch

Joo, S. J., Lee, Y. W., Yoon, S. J., Han, S. I., Chung, C., Ree, C. H., Kim, Y. C., Sohn, Y. J. & Yi, S. K., 2006, In : Baltic Astronomy. 15, 1, p. 33-39 7 p.

Research output: Contribution to journalArticle

The evolved asymptotic giant branch stars in the central bar of the dwarf irregular galaxy NGC 6822

Kang, A., Sohn, Y. J., Kim, H. I., Rhee, J., Kim, J. W., Hwang, N., Lee, M. G., Kim, Y. C. & Chun, M. S., 2006 Aug, In : Astronomy and Astrophysics. 454, 3, p. 717-727 11 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)
2005

Simulating the outer layers of Procyon A: A comparison with the Sun

Robinson, F. J., Demarque, P., Guenther, D. B., Kim, Y. C. & Chan, K. L., 2005 Sep 21, In : Monthly Notices of the Royal Astronomical Society. 362, 3, p. 1031-1037 7 p.

Research output: Contribution to journalReview article

16 Citations (Scopus)

Super-helium-rich populations and the origin of extreme horizontal-branch stars in globular clusters

Lee, Y. W., Joo, S. J., Han, S. I. L., Chung, C., Ree, C. H., Sohn, Y. J., Kim, Y. C., Yoon, S. J., Sukyoung, K. Y. I. & Demarque, P., 2005 Mar 1, In : Astrophysical Journal. 621, 1 II, p. L57-L60

Research output: Contribution to journalArticle

147 Citations (Scopus)

The origin of T tauri X-ray emission: New insights from the chandra orion ultradeep project

Preibisch, T., Kim, Y. C., Favata, F., Feigelson, E. D., Flaccomio, E., Getman, K., Micela, G., Sciortino, S., Stassun, K., Stelzer, B. & Zinnecker, H., 2005 Oct, In : Astrophysical Journal, Supplement Series. 160, 2, p. 401-422 22 p.

Research output: Contribution to journalArticle

332 Citations (Scopus)
2004

A radiation-hydrodynamical simulation of the envelope of Procyon A

Robinson, F. J., Demarque, P. & Kim, Y. C., 2004, In : European Space Agency, (Special Publication) ESA SP. 559, p. 602-605 4 p.

Research output: Contribution to journalConference article

The Y 2 isochrones

Yi, S. K., Demarque, P. & Kim, Y. C., 2004, In : Astrophysics and Space Science. 291, 3-4, p. 261-262 2 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Three-dimensional simulations of the upper radiation-convection transition layer in subgiant stars

Robinson, F. J., Demarque, P., Li, L. H., Sofia, S., Kim, Y. C., Chan, K. L. & Guenther, D. B., 2004 Feb 1, In : Monthly Notices of the Royal Astronomical Society. 347, 4, p. 1208-1216 9 p.

Research output: Contribution to journalArticle

40 Citations (Scopus)

Y 2 Isochrones with an improved core overshoot treatment

Demarque, P., Woo, J. H., Kim, Y. C. & Yi, S. K., 2004 Dec, In : Astrophysical Journal, Supplement Series. 155, 2, p. 667-674 8 p.

Research output: Contribution to journalArticle

668 Citations (Scopus)
2003

The Y2 stellar evolutionary tracks

Yi, S. K., Kim, Y. C. & Demarque, P., 2003 Feb, In : Astrophysical Journal, Supplement Series. 144, 2, p. 259-261 3 p.

Research output: Contribution to journalArticle

215 Citations (Scopus)

Three-dimensional convection simulations of the outer layers of the Sun using realistic physics

Robinson, F. J., Demarque, P., Li, L. H., Sofia, S., Kim, Y. C., Chan, K. L. & Guenther, D. B., 2003 Apr 11, In : Monthly Notices of the Royal Astronomical Society. 340, 3, p. 923-936 14 p.

Research output: Contribution to journalReview article

76 Citations (Scopus)
2002

The Y2 isochrones for α-element enhanced mixtures

Kim, Y. C., Demarque, P., Yi, S. & Alexander, D. R., 2002 Dec 1, In : Astrophysical Journal, Supplement Series. 143, 2, p. 499-511 13 p.

Research output: Contribution to journalArticle

251 Citations (Scopus)
2001

Toward better age estimates for stellar populations: The Y2 isochrones for solar mixture

Yi, S., Demarque, P., Kim, Y. C., Lee, Y. W., Ree, C. H., Lejeune, T. & Barnes, S., 2001 Oct, In : Astrophysical Journal, Supplement Series. 136, 2, p. 417-437 21 p.

Research output: Contribution to journalArticle

617 Citations (Scopus)
1999

The run of superadiabaticity in stellar convection zones. II. Effect of photospheric convection on solar p-mode frequencies

Demarque, P., Guenther, D. B. & Kim, Y. C., 1999 May 20, In : Astrophysical Journal. 517, 1 PART 1, p. 510-515 6 p.

Research output: Contribution to journalArticle

Open Access
12 Citations (Scopus)
1998

A hydrodynamic simulation of the highly superadiabatic layer of the sun

Kim, Y. C. & Chan, K. L., 1998, In : Astrophysical Journal. 496, 2 PART II, p. L121-L124

Research output: Contribution to journalArticle

31 Citations (Scopus)

Optical light curves of the type Ia supernovae SN 1990N and SN 1991T

Lira, P., Suntzeff, N. B., Phillips, M. M., Hamuy, M., Maza, J., Schommer, R. A., Smith, R. C., Wells, L. A., Avilés, R., Baldwin, J. A., Elias, J. H., González, L., Layden, A., Navarrete, M., Ugarte, P., Walker, A. R., Williger, G. M., Baganoff, F. K., Crotts, A. P. S., Rich, R. M. & 10 others, Tyson, N. D., Dey, A., Guhathakurta, P., Hibbard, J., Kim, Y. C., Rehner, D. M., Siciliano, E., Roth, J., Seitzer, P. & Williams, T. B., 1998 Jan, In : Astronomical Journal. 115, 1, p. 234-246 13 p.

Research output: Contribution to journalArticle

107 Citations (Scopus)
1997

On the ultraviolet-bright phase of metal-rich horizontal-branch stars

Yi, S., Demarque, P. & Kim, Y. C., 1997, In : Astrophysical Journal. 482, 2 PART I, p. 677-684 8 p.

Research output: Contribution to journalArticle

57 Citations (Scopus)

The run of superadiabaticity in stellar convection zones. I. The sun

Demarque, P., Guenther, D. B. & Kim, Y. C., 1997, In : Astrophysical Journal. 474, 2 PART I, p. 790-797 8 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)
1996

Modeling convection in the outer layers of the sun: A comparison with predictions of the mixing-length approximation

Kim, Y. C., Fox, P. A., Demarque, P. & Sofia, S., 1996, In : Astrophysical Journal. 461, 1 PART I, p. 499-506 8 p.

Research output: Contribution to journalArticle

41 Citations (Scopus)

Seismology of the standard solar model: Tests of diffusion and the opal and the mhd equations of state

Guenther, D. B., Kim, Y. C. & Demarque, P., 1996, In : Astrophysical Journal. 463, 1 PART I, p. 382-390 9 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)
91 Citations (Scopus)
1995

Modeling of shallow and inefficient convection in the outer layers of the sun using realistic physics

Kim, Y. C., Fox, P. A., Sofia, S. & Demarque, P., 1995 Mar 20, In : Astrophysical Journal. 442, 1, p. 422-433 12 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

The opal equation of state and low-metallicity isochrones

Chaboyer, B. & Kim, Y. C., 1995 Dec 1, In : Astrophysical Journal. 454, 2, p. 767-773 7 p.

Research output: Contribution to journalArticle

55 Citations (Scopus)
1994

SN 1992K: A twin to the subluminous type Ia SN 1991bg

Hamuy, M., Phillips, M. M., Maza, J., Suntzeff, N. B., Della Valle, M., Danziger, J., Antezana, R., Wischnjwesky, M., Avilés, R., Schommer, R. A., Kim, Y. C., Wells, L. A., Ruiz, M. T., Prosser, C. F., Krzeminski, W., Baylin, C. D., Hartigan, P. & Hughes, J., 1994 Dec, In : Astronomical Journal. 108, 6, p. 2226-2232 7 p.

Research output: Contribution to journalArticle

57 Citations (Scopus)
1993

SN 1991bg: A type Ia supernova with a difference

Leibundgut, B., Kirshner, R. P., Phillips, M. M., Wells, L. A., Suntzeff, N. B., Hamuy, M., Schommer, R. A., Walker, A. R., Gonzalez, L., Ugarte, P., Williams, R. E., Williger, G., Gomez, M., Marzke, R., Schmidt, B. P., Whitney, B., Caldwell, N., Peters, J., Chaffee, F. H., Foltz, C. B. & 11 others, Rehner, D., Siciliano, L., Barnes, T. G., Cheng, K. P., Hintzen, P. M. N., Kim, Y. C., Maza, J., Parker, J. W., Porter, A. C., Schmidtke, P. C. & Sonneborn, G., 1993 Jan, In : Astronomical Journal. 105, 1, p. 301-313 13 p.

Research output: Contribution to journalArticle

233 Citations (Scopus)
1992

Standard solar model

Guenther, D. B., Demarque, P., Kim, Y. C. & Pinsonneault, M. H., 1992, In : Astrophysical Journal. 387, 1, p. 373-393 21 p.

Research output: Contribution to journalArticle

36 Citations (Scopus)

Standard solar model. II. g-modes

Guenther, D. B., Demarque, P., Pinsonneault, M. H. & Kim, Y. C., 1992 Jun 10, In : Astrophysical Journal. 392, 1, p. 328-336 9 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
1991

The effect of the Mihalas, Hummer, and Dappen equation of state and the molecular opacity on the standard solar model

Kim, Y. C., Demarque, P. & Guenther, D. B., 1991 Sep 1, In : Astrophysical Journal. 378, 1, p. 407-412 6 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)