activity
19982026
most citedDynamical evolution of rotating stellar systems - II. Post-collapse, equal mass system

71 citations · 1k across the 64 of their papers we have counts for

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19 papers · 1 filter

astro-ph.GA2026

EPISODE II: Variability in the CO and HO rovibrational absorption lines in a periodically variable protostar EC 53

Seokho Lee, Jeong-Eun Lee, Chul-Hwan Kim +19

We present two-epoch JWST NIRSpec and MIRI observations of the young protostar EC 53 (V371 Ser), a periodically variable source with well-characterized quiescent and burst phases.…

astro-ph.GA2026

The SPHEREx Ices Investigation: An Overview

Gary J. Melnick, Joseph L. Hora, Matthew L. N. Ashby +26

SPHEREx is a NASA mission designed to perform an all-sky spectroscopic survey in the 0.75 - 5 m wavelength range. Its primary science objectives are to investigate: (1) inflatio…

astro-ph.GA2026

SPHEREx Wide-Field Infrared Spectral Mapping of Interstellar Ices and Polycyclic Aromatic Hydrocarbons

Joseph L. Hora, Jinyoung K. Noh, Gary J. Melnick +32

We present some of the first infrared spectral maps acquired by SPHEREx. These maps, which to our knowledge are the largest of their type ever compiled in the near-infrared, reveal…

astro-ph.GA2026★ 3 cited

Extended Ionized Fe Objects in the UWIFE Survey

Kim Yesol, Koo Bon-Chul, Pyo Tae-Soo +7

We explore systematically the shocked gas in the first Galactic quadrant of the Milky Way using the United Kingdom Infrared Telescope (UKIRT) Wide-field Infrared Survey for Fe+ (UW…

astro-ph.GA2025

Near-infrared [P II] and [Fe II] line mapping of Galactic supernova remnants

Takuma Kokusho, Yuki Katsurada, Yong-Hyun Lee +7

Phosphorus (P) is one of the key ingredients for life, yet its origins in galaxies remain poorly understood. In order to investigate the production of P by supernovae, we performed…

astro-ph.GA2025★ 8 cited

The SPHEREx Target List of Ice Sources (SPLICES)

Matthew L. N. Ashby, Joseph L. Hora, Kiran Lakshmipathaiah +16

One of the primary objectives of the SPHEREx mission is to understand the origin of molecules such as H2O, CO2, and other volatile compounds at the early stages of planetary system…

astro-ph.GA2023★ 14 cited

Search for Extremely Metal-Poor Stars with GEMINI-N/GRACES I. Chemical-Abundance Analysis

Miji Jeong, Young Sun Lee, Timothy C. Beers +5

We present stellar parameters and abundances of 13 elements for 18 very metal-poor (VMP; [Fe/H] -2.0) stars, selected as extremely metal-poor (EMP; [Fe/H] -3.0) candidates…

astro-ph.GA2017

Overview of North Ecliptic Pole Deep multi-wavelength Survey (NEP-Deep)

H. Matsuhara, T. Wada, N. Oi +22

The recent updates of the North Ecliptic Pole deep (0.5~deg, NEP-Deep) multi-wavelength survey covering from X-ray to radio-wave is presented. The NEP-Deep provides us with sev…

astro-ph.GA2015

Searching for the Culprit of Anomalous Microwave Emission: An AKARI PAH-range Analysis of Probable Electric Dipole Emitting Regions

Aaron C. Bell, Takashi Onaka, Itsuki Sakon +8

In the evolutionary path of interstellar medium inquiry, many new species of interstellar dust have been modeled and discovered. The modes by which these species interact and evolv…

astro-ph.GA2015★ 34 cited

Measurements of the mean diffuse galactic light spectrum in the 0.95 μm to 1.65 μm band from CIBER

T. Arai, S. Matsuura, J. Bock +13

We report measurements of the Diffuse Galactic Light (DGL) spectrum in the near-infrared, spanning the wavelength range 0.95-1.65 μm by the Cosmic Infrared Background ExpeRiment (C…

astro-ph.GA2014★ 7 cited

Unbiased water and methanol maser surveys of NGC 1333

A-Ran Lyo, Jongsoo Kim, Do-Young Byun +1

We present the results of unbiased 22 GHz H2O water and 44 GHz class I CH3OH methanol maser surveys in the central 7x10 arcmin area of NGC 1333 and two additional mapping observati…

astro-ph.GA2014★ 22 cited

UKIRT Widefield Infrared Survey for Fe

Jae-Joon Lee, Bon-Chul Koo, Yong-Hyun Lee +17

The United Kingdom Infrared Telescope (UKIRT) Widefield Infrared Survey for Fe (UWIFE) is a 180 deg imaging survey of the first Galactic quadrant (7 < l < 62$^{\c…

astro-ph.GA2013★ 10 cited

Wide Integral-Field Infrared Spectroscopy of the Bright [Fe II] Shell in the Young Supernova Remnant G11.2-0.3

Ho-Gyu Lee, Dae-Sik Moon, Bon-Chul Koo +9

We present the results of wide integral-field near-infrared (1.0-1.8 um) spectroscopic observations of the southeastern shell of the young core-collapse supernova remnant (SNR) G11…

astro-ph.GA2013★ 18 cited

Large-area [Fe II] Line Mapping of the Supernova Remnant IC443 with the IRSF/SIRIUS

Takuma Kokusho, Takahiro Nagayama, Hidehiro Kaneda +3

We present the result of near-infrared (near-IR) [Fe II] line mapping of the supernova remnant IC443 with the IRSF/SIRIUS, using the two narrow-band filters tuned for the [Fe II] 1…

astro-ph.GA2011★ 13 cited

IRAS 15099-5856: Remarkable Mid-Infrared Source with Prominent Crystalline Silicate Emission Embedded in the Supernova Remnant MSH15-52

Bon-Chul Koo, Christopher F. McKee, Kyung-Won Suh +18

We report new mid-infrared observations of the remarkable object IRAS 15099-5856 using the space telescopes AKARI and Spitzer, which demonstrate the presence of prominent crystalli…

astro-ph.GA2011★ 16 cited

Far-Infrared Luminous Supernova Remnant Kes 17

Ho-Gyu Lee, Dae-Sik Moon, Bon-Chul Koo +4

We present the results of infrared (IR; 2.5--160 um) observations of the supernova remnant (SNR) Kes 17 based on the data obtained with the AKARI and Spitzer satellites. We first d…

astro-ph.GA2010★ 29 cited

Origin of the dust emission from Tycho's SNR

Daisuke Ishihara, Hidehiro Kaneda, Akihiro Furuzawa +6

Aims: We investigate the spatial distribution of dust emission around Tycho's SNR to understand its origin. We distinguish the dust associated with the SNR from that of the surroun…

astro-ph.GA2009★ 33 cited

The Spitzer c2d Survey of Nearby Dense Cores: Jet and Molecular Outflow Associated with a YSO in core A of L1251

Jeong-Eun Lee, Ho-Gyu Lee, Jong-Ho Shinn +6

A long infrared jet has been discovered by the Spitzer c2d legacy program in core A of L1251. It is associated with a very embedded Class 0 object with an accretion luminosity of a…

astro-ph.GA2009★ 22 cited

AKARI Infrared Observations of the Supernova Remnant G292.0+1.8: Unveiling Circumstellar Medium and Supernova Ejecta

Ho-Gyu Lee, Bon-Chul Koo, Dae-Sik Moon +6

We present the results of AKARI observations of the O-rich supernova remnant G292.0+1.8 using six IRC and four FIS bands covering 2.7-26.5 um and 50-180 um, respectively. The AKARI…