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Performance of the Imaging Fourier Transform Spectrometer with Photoconductive Detector Arrays: An Application for the AKARI Far-Infrared Instrument
Mitsunobu Kawada, Hidenori Takahashi, Noriko Murakami +10
We have developed an imaging Fourier transform spectrometer (FTS) for space-based far-infrared astronomical observations. The FTS employs a newly developed photoconductive detector…
Supernova Remnants in the AKARI IRC Survey of the Large Magellanic Cloud
Ji Yeon Seok, Bon-Chul Koo, Takashi Onaka +9
We present the near- to mid-infared study of supernova remnants (SNRs) using the AKARI IRC Survey of the Large Magellanic Cloud (LMC). The LMC survey observed about a 10 square deg…
AKARI Near Infrared Spectroscopy: Detection of H2O and CO2 Ices toward Young Stellar Objects in the Large Magellanic Cloud
Takashi Shimonishi, Takashi Onaka, Daisuke Kato +4
We present the first results of AKARI Infrared Camera near-infrared spec- troscopic survey of the Large Magellanic Cloud (LMC). We detected absorption features of the H2O ice 3.05…
Far-Infrared Properties of Blue Compact Dwarf Galaxies Observed with AKARI/Far-Infrared Surveyor (FIS)
Hiroyuki Hirashita, Hidehiro Kaneda, Takashi Onaka +1
We report basic far-infrared (FIR) properties of eight blue compact dwarf galaxies (BCDs) observed by AKARI. We measure the fluxes at the four FIS bands (wavelengths of 65 um, 90 u…
AKARI IRC survey of the Large Magellanic Cloud: Outline of the survey and initial results
Yoshifusa Ita, Takashi Onaka, Daisuke Kato +13
We observed an area of 10 deg^2 of the Large Magellanic Cloud using the Infrared Camera on board AKARI. The observations were carried out using five imaging filters (3, 7, 11, 15,…
Properties of polycyclic aromatic hydrocarbons in local elliptical galaxies revealed by the Infrared Spectrograph on Spitzer
H. Kaneda, T. Onaka, I. Sakon +3
We performed mid-infrared spectroscopic observations of 18 local dusty elliptical galaxies by using the Infrared Spectrograph (IRS) on board Spitzer. We have significantly detected…
Massive-Star Forming Infrared Loop around the Crab-like Supernova Remnant G54.1+0.3: Post Main-Sequence Triggered Star Formation?
Bon-Chul Koo, Christopher F. McKee, Jae-Joon Lee +6
We report the discovery of a star-forming loop around the young, Crab-like supernova remnant (SNR) G54.1+0.3 using the AKARI infrared satellite. The loop consists of at least eleve…
Properties of newly formed dust by SN2006jc based on near-to-mid infrared observation with AKARI
I. Sakon, T. Wada, Y. Ohyama +18
We present our latest results on near- to mid- infrared observation of SN2006jc at 200 days after the discovery using the Infrared Camera (IRC) on board . The near-infrared…
The Peculiar Type Ib Supernova 2006jc: A WCO Wolf-Rayet Star Explosion
N. Tominaga, M. Limongi, T. Suzuki +21
We present a theoretical model for Type Ib supernova (SN) 2006jc. We calculate the evolution of the progenitor star, hydrodynamics and nucleosynthesis of the SN explosion, and the…
The Far-Infrared Surveyor (FIS) for AKARI
Mitsunobu Kawada, Hajime Baba, Peter D. Barthel +57
The Far-Infrared Surveyor (FIS) is one of two focal plane instruments on the AKARI satellite. FIS has four photometric bands at 65, 90, 140, and 160 um, and uses two kinds of array…
AKARI infrared imaging of reflection nebulae IC4954 and IC4955
Daisuke Ishihara, Takashi Onaka, Hidehiro Kaneda +26
We present the observations of the reflection nebulae IC4954 and IC4955 region with the Infrared Camera (IRC) and the Far-Infrared Surveyor (FIS) on board the infrared astronomical…
Spatial Distributions of Cold and Warm Interstellar Dust in M101 Resolved with AKARI/Far-Infrared Surveyor (FIS)
T. Suzuki, H. Kaneda, T. Nakagawa +5
The nearby face-on spiral galaxy M101 has been observed with the Far-Infrared Surveyor (FIS) onboard AKARI. The far-infrared four-band images reveal fine spatial structures of M101…
Flight Performance of the AKARI Cryogenic System
Takao Nakagawa, Keigo Enya, Masayuki Hirabayashi +11
We describe the flight performance of the cryogenic system of the infrared astronomical satellite AKARI, which was successfully launched on 2006 February 21 (UT). AKARI carries a 6…
The Infrared Astronomical Mission AKARI
H. Murakami, H. Baba, P. Barthel +90
AKARI, the first Japanese satellite dedicated to infrared astronomy, was launched on 2006 February 21, and started observations in May of the same year. AKARI has a 68.5 cm cooled…
The Far-Infrared Properties of Spatially Resolved AKARI Observations
Woong-Seob Jeong, Takao Nakagawa, Issei Yamamura +29
We present the spatially resolved observations of IRAS sources from the Japanese infrared astronomy satellite AKARI All-Sky Survey during the performance verification (PV) phase of…
Microscopic surface structure of C/SiC composite mirrors for space cryogenic telescopes
Keigo Enya, Takao Nakagawa, Hidehiro Kaneda +3
We report on the microscopic surface structure of carbon-fiber-reinforced silicon carbide (C/SiC) composite mirrors that have been improved for the Space Infrared Telescope for Cos…
In-orbit focal adjustment of the AKARI telescope with IRC images
H. Kaneda, W. Kim, T. Onaka +4
AKARI currently in space carries onboard a cryogenically-cooled lightweight telescope with silicon carbide mirrors. The wavefront error of the AKARI telescope obtained in laborator…
Far-infrared distributions in nearby spiral galaxies NGC2841 and NGC2976 observed with AKARI/FIS
H. Kaneda, T. Suzuki, T. Onaka +9
Far-infrared (IR) images of the nearby Sb galaxy NGC2841 and the Sc galaxy NGC2976 at wavelengths of 65, 90, 140, and 160 um have been obtained with the Far-Infrared Surveyor (FIS)…
High Precision CTE-Measurement of SiC-100 for Cryogenic Space-Telescopes
K. Enya, N. Yamada, T. Onaka +7
We present the results of high precision measurements of the thermal expansion of the sintered SiC, SiC-100, intended for use in cryogenic space-telescopes, in which minimization o…
AKARI Detection of the Infrared-Bright Supernova Remnant B0104-72.3 in the Small Magellanic Cloud
Bon-Chul Koo, Ho-Gyu Lee, Dae-Sik Moon +12
We present a serendipitous detection of the infrared-bright supernova remnant (SNR) B0104-72.3 in the Small Magellanic Cloud by the Infrared Camera (IRC) onboard AKARI. An elongate…
Ionization of Polycyclic Aromatic Hydrocarbon Molecules around the Herbig Ae/Be environment
Itsuki Sakon, Yoshiko K. Okamoto, Hirokazu Kataza +3
We present the results of mid-infrared N-band spectroscopy of the Herbig Ae/Be system MWC1080 using the Cooled Mid-Infrared Camera and Spectrometer (COMICS) on board the 8m Subaru…
Dust in Hot Plasma of Nearby Dusty Elliptical Galaxies Observed with the Spitzer Space Telescope
H. Kaneda, T. Onaka, T. Kitayama +2
We report on mid- and far-IR Spitzer observations of 7 nearby dusty elliptical galaxies by using the Multiband Imaging Photometer (MIPS) and Infrared Spectrograph (IRS). Our sample…
Chandra Deep X-ray Observation of a Typical Galactic Plane Region and Near-Infrared Identification
K. Ebisawa, M. Tsujimoto, A. Paizis +13
Using the Chandra Advanced CCD Imaging Spectrometer Imaging array (ACIS-I), we have carried out a deep hard X-ray observation of the Galactic plane region at (l,b) ~ (28.5, 0.0), w…
A Chandra Deep X-ray Exposure on the Galactic Plane and Near Infrared Identification
K. Ebisawa, A. Paizis, T. J. -L. Couvoisier +13
Using the Chandra ACIS-I instruments, we have carried out a deep X-ray observation on the Galactic plane region at (l,b) ~ (28.5, 0.0), where no discrete X-ray sources have been kn…