Staff Scientist
Universities Space Research Association
X-Ray and Gamma-Ray Astrophysics
Cosmic Rays Astrophysics
1990 Ph.D. University of California, San Diego
1985 M.S. University of California, San Diego
1984 B.Sc. The Chinese University of Hong Kong, Hong Kong
1995-present
Staff Scientist, Universities Space Research Association
at Laboratory for High Energy Astrophysics, NASA/Goddard Space Flight Center
1993-1995
Post-doctoral Fellow
Institute of Astronomy, National Central University, Taiwan
and Visiting Assistant Professor
Department of Physics, National Chung Cheng University, Taiwan
1991-1993
Research Associate, National Research Council
at NASA/Goddard Space Flight Center, Code 665
1985-1991
Research Assistant, Center for Astrophysics and Space Sciences
Univeristy of California, San Diego
and Teaching Assistant, Department of Physics
University of California, San Diego
1988, 1989 Marlar Fellow, University of California, San Diego
2001 Excellence in Technology Award, CPSS, Universities Space Research Association
2002 "International Focusing Optics Collaboration for micro-Crab Sensitivity"
NASA NRA 02-OSS-01 HEA
P.I.: Jack Tueller
2002 "Development of High Throughput and High Angular Resolution Segemented X-Ray Optics"
NASA NRA 02-OSS-01 HEA
P.I.: Peter J. Serlemitsos
2001 "Astro-E2 --- A SMEX Concept Study Report"
NASA AO 99-OSS-05
P.I. Richard L. Kelley
2000 "Joule --- Resolving a Universe of Extremes"
NASA AO 99-05-OSS-049 (Small Explorer and Missions of Opportunity
P.I.: Richard L. Kelley
1999 "International Focusing Optics Collaboration for micro-Crab Sensitivity"
NASA NRA 99-OSS-01 HEA
P.I.: Jack Tueller
1996 "Multilayer Grazing Incidence Optics for Imaging Hard X-rays"
GSFC/Director's Discretionary Fund
with P.J.Serlemitsos, Y.Soong and E.Boldt
Research in X-Ray Optics, 1995-present
with P.J.Serlemitsos and Y.Soong. Development of segmented X-ray foil optics and X-ray telescopes for the missions Astro-E2, Astro-E, InFOCuS, and Constellation-X (in research and development), where focusing is accomplished by grazing incidence on nested foils.
Research in Cosmic Ray Modified Shocks, 1993-present
with C.M.Ko and I.G.Jiang. Study of cosmic-ray-modified shocks and cosmic ray injection, in a hydrodynamical approach.
Research in Gamma-Ray Propagation in Compact Sources, the Galaxy, and Supernovae, 1985-1990's
with R.Ramaty, M.Leventhal and R.E.Lingenfelter. Time-dependent computation of gamma-ray propagation in astrophysical sources.
Research in Positron Tranport in Supernovae and Galactic Nucleosynthesis, 1987-1990's
with R.E.Lingenfelter. Time-dependent computation of positron annihilation and escape from supernovae and constraints on galactic nucleosynthetic rate.
Research in Experimental Gamma-Ray Detector, 1985-1986
with M.Pelling and R.Rothschild. Study of crystal scintillation detector for the XTE mission.
Research in Cosmic Ray Detection, 1982-1984
with L.S.Chuang and M.Wada. Detection and analysis of cosmic muons with plastic scintillators.
Production and Performance of the InFOCuS 20-40 keV Graded Multilayer Mirror
F.Berendse, S.M.Owens, P.J.Serlemitsos, J.Tueller, K.W.Chan, Y.Soong, H.Krimm, W.H.Baumgartner, H.Kunieda, K.Misaki, Y.Ogasaka, T.Okajima, K.Tamura, Y.Tawara, K.Yamashita, K.Haga, S.Ichimuru, S.Takahashi, A.Gotou, H.Kitou, S.Fukuda, Y.Kamata, A.Furuzawa, F.Akimoto, T.Yoshioka, K.Kondou, Y.Haba, T.Tanaka. 2002. Appl. Opt. 42 (10), 1856-1866.
Characterization of the Supermirror Hard X-ray Telescope for the InFOCuS balloon Experiment
T.Okajima, K.Tamura, Y.Ogasaka, K.Haga, S.Takahashi, S.Ichimaru, H.Kito, S.Fukuda, A.Goto, K.Nomoto, H.Satake, S.Kato, Y.Kamata, A.Furuzawa, F.Akimoto, T.Yoshioka, K.Kondo, Y.Haba, T.Tanaka, K.Wada, N.Hamada, M.Judaverdi, Y.Tawara, K.Yamashita, P.J.Serlemitsos, Y.Soong, K.W.Chan, S.M.Owens, F.B.Berendse, J.Tueller, H.Kunidea, Y.Namba. 2002 Appl. Opt. 41 (25), 5417-5426.
X-ray telescope onboard Astro-E. II. Ground-based x-ray characterization
R. Shibata, M.Ishida, H.Kunieda, T.Endo, H.Honda, K.Misaka, J. Ishida,K.Imamura, Y.Hidaka,M.Maeda, Y.Tawara, Y.Ogasaka, A.Furuzawa, M.Watanabe, Y.Terashima, T.Yoshioka, T.Okajima, K.Yamashita, P.Serlemitsos, Y.Soong, K.W.Chan. 2001. Appl. Opt. 40 (22), 3762-3783.
X-ray telescope onboard Astro-E: optical design and fabrication of thin foil mirrors
H.Kunidea, M.Ishida, T.Endo, Y.Hidaka, H.Honda, K.Imamura, J.Ishida, M.Maeda, K.Misaki, R.Shibata, A.Furuzawa, K.Haga, Y.Ogasaka, T.Okajima, Y.Tawara, Y.Terashima, M.Watanabe, K.Yamashita, T.Yoshioka, P.J.Serlemitsos, Y.Soong, K.W.Chan. 2001. Appl. Opt. 40 (4), 553-564.
Hard X-ray imaging observations: Science and Technology
Y.Ogasaka, K.Yamashita, P.J.Serlemitsos, J.Tueller, S.D.Barthelmy, K.W.Chan, A.Furuzawa, K.Haga, J.Kunieda, N.Nakajo, N.Nakamura, Y.Namba, T.Okajima, Y.Soong, C.M.Stahl,H.Takata, K.Tamura, Y.Tawara. 2000. Adv. Sp. Res. 25 (3/4) 911-914.
Supermirror Hard-x-ray Telescope
K.Yamashita, P.J.Serlemitsos, J.Tueller, S.D.Barthelmy, L.M.Bartlett, K.W.Chan, A.Furuzawa, N.Gehrels, K.Haga, H.Kunieda, P.Kurczynski, G.Lodha, N.Nakajo, N.Nakamura, Y.Namba, Y.Ogasaka, T.Okajima, D.Palmer, A.Parsons, Y.Soong, C.M.Stahl, H.Takata, K.Tamura, Y.Tawara, B.J.Teegarden, 1998. Appl. Optics. 37, 34, 8067-8073.
Cosmic Ray Modified Shocks with Injection in Hydrodynamic Approach. I. Injection Linear in Thermal Pressure
C.M.Ko, K.W.Chan and G.M.Webb, 1997. J.Plasma Phys. 57, 3, 677-694.
Hydrodynamic Approach to Cosmic Ray Propagation. I. Non-Linear Test Particle Picture
I.G.Jiang, K.W.Chan and C.M.Ko, 1996. Astron. Astrophys. 307, 903-914.
Positrons from Supernovae
K.W.Chan and R.E.Lingenfelter, 1993. Astrophys. J. 405, 614-636.
Diffuse Galactic Annihilation Radiation and Present Rate of Galactic Nucleosynthesis
R.E.Lingenfelter, K.W.Chan and R.Ramaty, 1993. Phys. Rept. 227, 133-142.
On the Origin of Variable 511 keV Line Emission from the Galactic Center Region
R.Ramaty, M.Leventhal, K.W.Chan and R.E.Lingenfelter, 1992. Astrophys. J. (Letter), 392, L63-L66.
Gamma-Ray Lines from Type I Supernovae
K.W.Chan and R.E.Lingenfelter, 1991. Astrophys. J. 368, 515-537.
Calculated Gamma-Ray Line Fluxes From the Type II Supernova 1987a
K.W.Chan and R.E.Lingenfelter. Astrophys. J. (Letter), 318, L51-L54.
Fabricate and assembly: an alignment and integration method for next generation X-ray telescopes
W.Zhang, K.W.Chan, J.P.Lehan, R.Petre. 2006. Proc. SPIE, May, 2006. Submitted.
Development of lightweight X-ray mirrors for the Constellation-X mission
W.Zhang, K.W.Chan, D.A.Content, J.P.Lehan, R.Petre, T.T.Saha, M.Gubarev, W.D.Jones, S.L.O'Dell. 2006. Proc. SPIE, May, 2006. Submitted.
Upgraded hard x-ray telescope with multilayer supermirror for the InFOCuS balloon experiment
R.Shibata, Y.Ogasaka, K.Tamura, A.Furuzawa, Y.Tawara, K.Yamashita, R.Kakahashi, M.Sakashita, T.Miyazawa, K.Shimoda, C.Sakai, N.Yamada, M.Naitou, T.Futamura, P.J.Serlemitsos, Y.Soong, K.W.Chan, T.Okajima, J.Tueller, H.A.Krimm, S.Barthelmy, S.M.Owens, H.Kunieda, Y.Namba. 2004. Proc. SPIE, 5488, 313-324.
Ground based x-ray calibration of the Astro-E2 x-ray telescope: II. With diverging beam at PANTER
K.Itoh, H.Kunieda, Y.Maeda, K.Misaki, P.J.Serlemitsos, R.Shibat, B.Budau, W.Burkert, M.J.Freyberg, G.Hartner, K.W.Chan, Y.Haba, A.Hayakawa, R.Iizuka, C.Inoue, H.Inoue, M.Ishida, A.Itoh, J.P.Lehan, H.Mori, M.Naitou, S.Okada, T.Okajima, T.Shimizu, Y.Soong, Y.Yokoyama. 2004. Proc. SPIE, 5488, 85-92.
Ground-based x-ray calibration of the telescopes onboard Astro-E2 satellite
K.Misaki, H.Kunieda, Y.Maeda, Y.Haba, K.Itoh, H.Mori, R.Iizuka, A.Itoh, H.Inoue, S.Okada, Y.Yokoyama, Y.Ogasaka, K.Tamura, A.Furuzawa, R.Shibata, T.Tanaka, M.Naitou, M.Ishida, A.Hayakawa, C.Inoue, A.Hayashi, T.Shimizu, P.J.Serlemitsos, Y.Soong, K.W.Chan, T.Okajima, J.P.Lehan. 2003. Proc. SPIE, 5168, 294-305. Optics for EUV, X-Ray, and Gamma-Ray Astronomy. Eds. O.Citterio & S.L.O'Dell.
The X-Ray Mirrors for the Astro-E2 Mission
K.W.Chan, Y.Soong and P.J.Serlemitsos. 2002. Proc. SPIE, 4851, 451-458. X-Ray and Gammar-Ray Telescopes and Instruments for Astronomy. Eds. J.E.Trumper & H.D.Tanabaum.
Development of Mirror Segments for the Constellation-X Observatory
W.Zhang, K.W.Chan, D.Content, S.Owens, R.Petre, P.J.Serlemitsos, Y.Soong. 2002. Proc. SPIE, 4851, 503-518. X-Ray and Gammar-Ray Telescopes and Instruments for Astronomy. Eds. J.E.Trumper & H.D.Tanabaum.
Development of Supermirror Hard X-ray Telescope and the Results of the first InFOCuS Flight Observation
Y.Ogasaka, K.Tamura, T.Okajima, Y.Tawara, K.Yamashita, A.Furuzawa, K.Haga, S.Ichimaru, S.Takahashi, S.Fukuda, H.Kito, A.Goto, S.Kato, H.Satake, K.Nomoto, N.Hamada, P.J.Serlemitsos, J.Tueller, Y.Soong, K.W.Chan, S.M.Scotts, F.B.Berendse, H.A.Krimm, W.Baumgartner, S.D.Barthelmy, H.Kunieda, K.Misaki, R.Shibata, H.Mori, K.Itoh, Y.Namba. 2002. Proc. SPIE, 4851, 619-630. X-Ray and Gammar-Ray Telescopes and Instruments for Astronomy. Eds. J.E.Trumper & H.D.Tanabaum.
Equatorial Stellar Winds with Galactic Cosmic Rays
C.M.Ko and K.W.Chan. 2002. Proc. IAU 8th Asian-Pacific Meeting, Vol. 2, 157. Eds. S.Ikeuchi, J.Hearnshaw & T.Hanawa.
A hard X-ray telescope with multilayered supermirrors for balloon observations of cosmic X-ray sources
Y.Tawara, Y.Ogasaka, K.Tamura, K.Haga, T.Okajima, S.Ichimaru, S.Takahashi, A.Gotou, H.Kitou, S.Fukuda, Y.Tsusaka, H.Kunieida, J.Tueller, P.J.Serlemitsos, Y.Soong, K.W.Chan, S.M.Owens, B.Barber, E.Dereniak, E.E.Young. 2002. Adv. Sp. Res. 30 (5): 1313-1319.
Recent advance in segmented thin-foil X-ray optics
Y. Soong, K.W.Chan, P.J.Serlemitsos. 2001. Proc. SPIE, 4496, 54-61. X-Ray OPtics for Astronomy: Telescopes, Multilayers, Spectrometers, and Missions. Eds. P.Gorenstein and R.B.Hoover.
Characterization and performance of the InFOCuS 20-40 keV x-ray focusing mirror
S.M.Owens, F.Berendse, T.Okajima, K.Misaki, Y.Ogasaka, K.Tamura, Y.Tawara, H.Kunieda, K.W.Chan, Y.Soong, W.H.Baumgartner, H.Krimm, J.Tueller, P.J.Serlemitsos,K.Yamashita, K.Haga, S.Ichimaru, S.Takahashi, A.Gotou, H.Kitou, S.Fukuda, Y.Kamata, A.Furuzawa, F.Akimoto, T.Yoshioka, K.Kondou, Y.Haba, T.Tanaka. 2001. Proc. SPIE. 4496, 115-126. X-Ray Optics for Astronomy: Telescopes,Multilayers, Spectrometers, and Missions. Ed. P.Gorenstein and R.B.Hoover.
InFOCuS ballon-borne hard x-ray experiment with multilayer supermirror x-ray telescope
Y.Tawara, K.Yamashita, Y.Ogasaka, K.Tamura, K.Haga, T.Okajima, S.Ichimaru, S.Takahashi, A.Gotou, H.Kitou, S.Fukuda, Y.Kamata, A.Furuzawa, F.Akimoto, T.Yoshioka, K.Kondou, Y.Haba, T.Tanaka, H.Kunieda, K.Misaka, J.Tueller, P.J.Serlemitsos, K.W.Chan, Y.Soong, S.M.Owens, F.Berendse, W.H.Baugartner, H.Krimm, H.Barber, E.T.Young. 2001. Proc. SPIE. 4496, 109-114. X-Ray OPtics for Astronomy: Telescopes, Multilayers, Spectrometers, and Missions. Eds. P.Gorenstein and R.B.Hoover.
Progress towards segmented mirror technology for the Constellation-X soft x-ray telescope"
D.Content, K.-W.Chan, C.Fleetwood, T.Madison, R.Petre, T.T.Saha, Y.Soong, C.Strojny, E.Waluschka, G.A.Wright, W.Zhang. 2000. Proc. Opt. Soc. Amer. Providence, RI, 22-26 October, 2000.
Development of a balloonborne hard x-ray telescope using Pt/C multilayer supermirror
Y.Ogasaka, K.Tamura, K.Haga, T.Okajima, S.Ichimaru, S.Takahashi, A.Goto, H.Kito, S.Fukuda, H.Kunieda, Y.Tawara, K.Yamashita, Y.Tsusaka, P.J.Serlemitsos, Y.Soong, K.W.Chan, S.M.Owens, F.Berendse, J.Tueller, 2000. Proc. SPIE. 4012, 294-305. X-Ray Optics, Instruments, and Missions III. Eds. J.E.Truemper, B.Aschenbach.
Developments of the Supermirror Hard X-ray Telescope at Nagoya university
T.Okajima, K.Yamashita, P.J.Serlemitsos, J.Tueller, S.d.Barthemlmy, K.W.Chan, A.Furuzawa, S.Ichimaru, K.Haga, H.Kunieda, Y.Ogasaka, Y.Soong, C.M.Stahl, H.Takata, K.Tamura and Y.Tawara. 1999. Astron. Nachr., 320, 374 (1999).
Superpolishing and Precision Metrology on a Metal Mandrel and Replicated Segments for Constellation-X
D.A.Content, T.T.Saha, R.Petre, J.J.Lyons, G.A.Wright, J.J.Zaniewski and K.W.Chan. 1999. Proc. SPIE, 3766, 22-33. X-ray Optics, Instruments and Missions II. Eds. R.B.Hoover and A.B.Walker.
X-ray Calibration of Telescopes on board the Astro-E satellite
R.Shibata, M.Ishida, H.Honda, T.Endo, J.Ishida, H.Kunieda, Y.Tawara, A.Furuzawa, Y.Ogasaka, M.Watanabe, K.Misakai, T.Yoshioka, P.J.Serlemitsos, Y.Soong, K.W.Chan, Y.Terashima, S.Akao, 1998. Proc. SPIE, 3444, 598-609. X-Ray Optics, Instruments, and Missions. Eds. R.B.Hoover, A.B.Walker.
Development of a multilayer supermirror for hard x-ray telescopes
Y.Tawara, K.Yamashita, H.Kunieda, K.Tamura, A.Furuzawa, K.Haga, N.Nakajo, T.Okajima, H.Takata, P.J.Serlemitsos, J.Tueller, R.Petre, Y.Soong, K.W.Chan, S.Gyanendra, Y.Namba, J.Yu, 1998. Proc. SPIE, 3444, 569-575. X-Ray Optics, Instruments, and Missions. Eds. R.B.Hoover, A.B.Walker.
The Multilayer Option for Conical Foil X-Ray Mirrors
P.J.Serlemitsos, Y.Ogasaka, Y.Soong, K.W.Chan, 1997. Proceeding of SPIE, 3113, 244-252. Grazing incidence and Multilayer X-ray Optical Systems, ed. R.B.Hoover and A.B.Walker.
Development of Balloon-borne Hard X-ray Telescopes Using Multilayer Supermirror
K.Tamura, K.Yamashita, H.Kunieda, Y.Tawara, A.Furuzawa, K.Haga, G.S.Lohda, N.Nakajo, N.Nakamura, T.Okajima, O.Tsuda, P.J.Serlemitsos, J.Tueller, R.Petre, Y.Ogasaka, Y.Soong, K.W.Chan, 1997. Proc. SPIE, 3113, 285. Grazing incidence and Multilayer X-ray Optical Systems, Eds. R.B.Hoover and A.B.Walker.
Hard X-ray Balloon Experiment with Super Mirror Telescope
P.J.Serlemitsos, N.Gehrels, J.Tueller, Y.Soong, K.W.Chan, N.White, H.Kunieda, K.Yamashita, Y.Tawara, 1996. In Proceedings of X-ray Imaging Spectroscopy of Cosmic Hot Plasma Symposium, March 11-14, 1996, Tokyo, Japan.
Hydrodynamic Approach to Cosmic Ray Propagation
C.M.Ko, K.W.Chan and I.G.Jiang, 1995. XXIV Internat. Cos. Ray Conf. Papers, Roma, 3, 116.
Cosmic-Ray-Modified Shocks with Injection
K.W.Chan and C.M.Ko, 1995. XXIV Internat. Cos. Ray Conf. Papers, Roma, 3, 160.
The Other Side of Big Bang
K.W.Chan, 1995. Physics(Taiwan), 16(6), 639.
The Long and Short Hubble Constant
K.W.Chan, 1994. Physics(Taiwan), 16(6), 607.
Circumstellar Material of Supernova 1987a
K.W.Chan, 1994. Physics(Taiwan), 16(5), 521.
Cosmic Rays, Molecular Cloud and Elemental Abundances
K.W.Chan, 1994. Physics(Taiwan), 16(4), 422.
The Enigma of Gamma-Ray Bursts
K.W.Chan, 1993. Physics(Taiwan), 15(3), 390.
Galactic Annihilation Radiation and the Galactic Nucleosynthesis Rate
K.W.Chan, R.E.Lingenfelter and R.Ramaty, 1992. In Compton Gamma-Ray Observatory, edited M.Friedlander, N.Gehrels, D.J.Macomb, Institute of Physics, p.75.
Nucleosynthetic Gamma-Ray Lines and Positrons from Supernovae
K.W.Chan, 1990. Doctoral Dissertation, University of California, San Diego.
Positrons from Supernovae
K.W.Chan and R.E.Lingenfelter, 1990. XXI Int. Cos. Ray Conf. Papers, 3. 253.
Gamma-Ray Lines from Extragalactic Supernovae
K.W.Chan and R.E.Lingenfelter, 1990. XXI Int. Cos. Ray Conf. Papers, 1, 101
Gamma Ray Lines from Supernovae
K.W.Chan and R.E.Lingenfelter, 1988. In Nuclear Spectroscopy of Astrophysical Sources, edited N.Gehrels and G.H.Share (AIP: New York), p.110.
Gamma-Ray Line Emission from Supernovae and their Remnants
K.W.Chan and R.E.Lingenfelter, 1987. XX Int. Cos. Ray Conf. Papers, 1, 164.
Plastic Scintillators in Coincidence for the Study of Multi-Particle Production of Sea Level Cosmic Rays in Dense Medium
L.S.Chuang, K.W.Chan and M.Wada, 1985. XIX Int. Cos. Ray Conf. Papers, 5, 494.
This page is maintained by Kai-Wing Chan
For E-mail, send to kwchan@milkyway.gsfc.nasa.gov
Last Modified on .