[Home of our lab.]
[Refereed journals] [Proceedings etc.] [Links]

Members of 98ers

Supervisor: Katsuji Koyama (Prof.)

LMC boss: Mamiko Nishiuchi (Graduated)

SMC boss: Jun Yokogawa (D3) [his home]

Aggressive guy: Masahiro Tsujimoto (D2)

Speedy worker: Kensuke Imanishi (D2)

with the genuine pulsar hunter: Ken'ichi Torii (at RIKEN)

Publications: refereed journals

Centrally Peaked X-Ray Supernova Remnants in the Small Magellanic Cloud Studied with ASCA and ROSAT

[ADS] [html] [ps.gz] [pdf]

J. Yokogawa, K. Imanishi, K. Koyama, M. Nishiuchi, and N. Mizuno

2002, PASJ 54, 53

A 168-s X-Ray Pulsar in the SMC Observed with ASCA

[ADS] [html] [ps.gz] [pdf]

J. Yokogawa, K. Torii, T. Kohmura, and K. Koyama

2001, PASJ 53, L9

ASCA Identification of SMC X-2 with the 2.37-s Pulsar Discovered by RXTE

[ADS] [html] [ps.gz] [pdf]

J. Yokogawa, K. Torii, T. Kohmura, and K. Koyama

2001, PASJ 53, 227

ASCA Observations of the Twin Supernova Remnants in the Large Magellanic Cloud, DEM L316

[ADS] [html] [ps.gz] [pdf]

M. Nishiuchi, J. Yokogawa, K. Koyama, and J. P. Hughes

2001, PASJ 53, 99

Discovery of a 9-s X-Ray Pulsar, AX J0049-732, in the Small Magellanic Cloud

[ADS] [astro-ph/0012342]

M. Ueno, J. Yokogawa, K. Imanishi, and K. Koyama

2000, PASJ 52, L63

Discovery of the Slowest X-Ray Pulsar in the SMC, AX J0049.5-7323, with ASCA

[ADS] [astro-ph/0011260]

J. Yokogawa, K. Imanishi, M. Ueno, and K. Koyama

2000, PASJ 52, L73

Discovery of 101-s Pulsations from AX J0057.4-7325 in the SMC with ASCA

[ADS] [astro-ph/0011049]

J. Yokogawa, K. Torii, T. Kohmura, K. Imanishi, and K. Koyama

2000, PASJ 52, L53

Discovery of 172-s Pulsations from a Be/X-ray Binary Candidate AX J0051.6-7311 in the SMC with ASCA

[ADS] [astro-ph/0009104]

J. Yokogawa, K. Torii, K. Imanishi, and K. Koyama

2000, PASJ 52, L37

ASCA Observation of the New Transient X-ray Pulsar XTE J0111.2-7317 in the Small Magellanic Cloud

[ADS] [html] [ps] [pdf]

J. Yokogawa, B. Paul, M. Ozaki, F. Nagase, D. Chakrabarty, and T. Takeshima

2000, ApJ 539, 191

A Study of the Populations of X-ray Sources in the Small Magellanic Cloud with ASCA

[ADS] [html] [ps] [pdf]

J. Yokogawa, K. Imanishi, M. Tsujimoto, M. Nishiuchi, K. Koyama, F. Nagase, and R.H.D. Corbet

2000, ApJS 128, 491

Broad-Band X-Ray Study of a Transient Pulsar RX J0059.2-7138

[ADS] [html] [ps.gz] [pdf]

M. Kohno, J. Yokogawa, and K. Koyama

2000, PASJ 52, 299

Discovery of an X-Ray Pulsar in the SMC: AX J0058-7203

[ADS] [html] [ps.gz] [pdf]

M. Tsujimoto, K. Imanishi, J. Yokogawa, and K. Koyama

1999, PASJ 51, L21

ASCA Discovery of a Be X-Ray Pulsar in the SMC: AX J0051-733

[ADS] [html] [ps.gz] [pdf]

K. Imanishi, J. Yokogawa, M. Tsujimoto, and K. Koyama

1999, PASJ 51, L15

Discovery of a New X-ray Pulsar, AX J0049-729, in the Small Magellanic Cloud with ASCA

[ADS] [html] [ps.gz] [pdf]

J. Yokogawa, K. Imanishi, M. Tsujimoto, M. Kohno, and K. Koyama

1999, PASJ 51, 547

X-ray Population Study in the Small Magellanic Cloud with ASCA

ApJS version is strongly recommended!

[ps.gz]

J. Yokogawa

1999, Master thesis, Kyoto University

AX J0049.4-7323

[IAUC]

M. Ueno, J. Yokogawa, K. Imanishi, and K. Koyama

2000, IAU Circ. 7442

AX J0057.4-7325 AND SMC X-2

[IAUC]

K. Torii, T. Kohmura, J. Yokogawa, and K. Koyama

2000, IAU Circ. 7441

AX J0051.6-7311

[IAUC]

K. Torii, J. Yokogawa, K. Imanishi, and K. Koyama

2000, IAU Circ. 7428

AX J0043-737

[IAUC]

J. Yokogawa, and K. Koyama

2000, IAU Circ. 7361

XTE J0111.2-7317

[IAUC]

D. Chakrabarty, T. Takeshima, M. Ozaki, B. Paul, and J. Yokogawa

1998, IAU Circ. 7062

AX J0049-732

[IAUC]

K. Imanishi, J. Yokogawa, and K. Koyama

1998, IAU Circ. 7040

AX J0105-722

[IAUC]

J. Yokogawa, and K. Koyama

1998, IAU Circ. 7028

AX J0103-722 = 1SAX J0103.2-7209

[IAUC]

J. Yokogawa, and K. Koyama

1998, IAU Circ. 7009

AX J0051-733 and AX J0058-720

[IAUC]

J. Yokogawa, and K. Koyama

1998, IAU Circ. 6853

AX J0049-729

[IAUC]

J. Yokogawa, and K. Koyama

1998, IAU Circ. 6835

Publications: proceedings etc.

Japanese-German Workshop on AGN and the X-ray Background

(ISAS, Japan, November 1-3, 1999)

ASCA X-ray Survey of the Magellanic Clouds: Implications on the Past Activities in the Galaxies

[ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, M. Nishiuchi, and K. Koyama

Coolstar Workshop

(Tenerife, Spain, October 4-8, 1999)

Diffuse X-ray emission in the Large Magellanic Cloud

[ps.gz]

M. Nishiuchi, K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

Star Formaion 1999

(Nagoya University, Japan, June 21-25, 1999)

Star Formation History in the Magellanic Clouds: X-ray Observations of Stellar Remnants

[ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, M. Nishiuchi, and K. Koyama

Diffuse X-ray in the Large Magellanic Cloud: ASCA observation

[ps.gz]

M. Nishiuchi, K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

The 4th ASCA Symposium

(Minami-Osawa, Japan, March 17-19, 1999)

1999, Astronomische Nachrichten 320, 358-360

X-ray Survey of the Magellanic Clouds with ASCA: Source Classification and Population

[ADS] [ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, and K. Koyama

The X-ray Pulsars in the Northern Part of the SMC

[ADS] [ps.gz]

M. Tsujimoto, K. Imanishi, J. Yokogawa, and K. Koyama

The X-ray Pulsars in the Southern Part of the SMC

[ADS] [ps.gz]

K. Imanishi, M. Tsujimoto, J. Yokogawa, M. Nishiuchi, and K. Koyama

The First Symposium on Science of Hadrons under Extreme Conditions

(JAERI, Tokai, Japan, March 11-12, 1998)

X-ray Pulsar Rush in 1998 (Japanese)

[ps.gz]

K. Imanishi, M. Tsujimoto, M. Nishiuchi, J. Yokogawa, and K. Koyama

The 2nd Magellanic Clouds Conference

(National Astronomical Observatory, Japan, February 22-25, 1999)

High Energy Phenomena in the Magellanic Clouds (Discrete Sources) (Japanese)

[ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, M. Nishiuchi, and K. Koyama

High Energy Phenomena in the Magellanic Clouds (Diffuse) (Japanese)

[ps]

M. Nishiuchi, K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

Discovery of X-ray Pulsars in the SMC (overview) (Japanese)

[ps.gz]

M. Tsujimoto, K. Imanishi, J. Yokogawa, M. Nishiuchi, and K. Koyama

Discovery of X-ray Pulsars in the SMC (in detail) (Japanese)

[ps.gz]

K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

Neutron Star Workshop

(University of Tokyo, Japan, December 24-26, 1998)

Cosmic-ray Acceleration in the Small Magellanic Cloud (Japanese)

[ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, and K. Koyama

The X-ray Sources in the Magellanic Clouds (Japanese)

[ps.gz]

M. Tsujimoto, K. Imanishi, J. Yokogawa, and K. Koyama

X-ray Pulsar Rush in the SMC (Japanese)

[ps.gz]

K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

High Energy Astrophysics Workshop

(Yamanashi, Japan, December 10-12, 1998)

Cosmic-ray Acceleration in the Small Magellanic Cloud (Japanese)

[ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, and K. Koyama

Various Pulsars in the SMC (Japanese)

[ps.gz]

M. Tsujimoto, K. Imanishi, J. Yokogawa, and K. Koyama

The X-ray Sources in the Magellanic Clouds (Japanese)

[ps.gz]

K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

Japanese-German Workshop on High Energy Astrophysics

(Kyoto, Japan, October 19-21, 1998)

"Pulsar Rush" in the Small Magellanic Cloud --- Treasure Hunting of "98ers"

[ps.gz]

J. Yokogawa, K. Imanishi, M. Tsujimoto, and K. Koyama

The X-Ray Population in the Magellanic Clouds

[ps.gz]

M. Tsujimoto, K. Imanishi, J. Yokogawa, and K. Koyama

Hard X-rays and possible pulsation from a SNR 0453-68.5

[ps.gz]

K. Imanishi, M. Tsujimoto, J. Yokogawa, and K. Koyama

Links

The Magellanic Clouds Newsletter

The Be Star Newsletter

A Thorough Study of the Magellanic Clouds

A-lab of Nagoya University