Zobrazeno 1 - 10
of 39
pro vyhledávání: '"Konishi, Ayu"'
Autor:
Konishi, Ayu, Muraoka, Kazuyuki, Tokuda, Kazuki, Fujita, Shinji, Fukui, Yasuo, Yamada, Rin I., Demachi, Fumika, Tachihara, Kengo, Kobayashi, Masato I. N., Kuno, Nario, Tsuge, Kisetsu, Sano, Hidetoshi, Miura, Rie E., Kawamura, Akiko, Onishi, Toshikazu
The evolution of giant molecular clouds (GMCs), the main sites of high-mass star formation, is an essential process to unravel the galaxy evolution. Using a GMC catalogue of M33 from ALMA-ACA survey, we classified 848 GMCs into three types based on t
Externí odkaz:
http://arxiv.org/abs/2407.17018
Autor:
Tokuda, Kazuki, Harada, Naoto, Tanaka, Kei E. I., Inoue, Tsuyoshi, Shimonishi, Takashi, Zhang, Yichen, Sewiło, Marta, Kunitoshi, Yuri, Konishi, Ayu, Fukui, Yasuo, Kawamura, Akiko, Onishi, Toshikazu, Machida, Masahiro N.
Recent millimeter/sub-millimeter facilities have revealed the physical properties of filamentary molecular clouds in relation to high-mass star formation. A uniform survey of the nearest, face-on star-forming galaxy, the Large Magellanic Cloud (LMC),
Externí odkaz:
http://arxiv.org/abs/2308.05568
Autor:
Muraoka, Kazuyuki, Konishi, Ayu, Tokuda, Kazuki, Kondo, Hiroshi, Miura, Rie E., Tosaki, Tomoka, Onodera, Sachiko, Kuno, Nario, Kobayashi, Masato I. N., Tsuge, Kisetsu, Sano, Hidetoshi, Kitano, Naoya, Fujita, Shinji, Nishimura, Atsushi, Onishi, Toshikazu, Saigo, Kazuya, Yamada, Rin I., Demachi, Fumika, Tachihara, Kengo, Fukui, Yasuo, Kawamura, Akiko
We present the results of ALMA-ACA 7 m-array observations in $^{12}$CO($J=2-1$), $^{13}$CO($J=2-1$), and C$^{18}$O($J=2-1$) line emission toward the molecular-gas disk in the Local Group spiral galaxy M33 at an angular resolution of 7".31 $\times$ 6"
Externí odkaz:
http://arxiv.org/abs/2307.02039
Autor:
Ohno, Takahiro, Tokuda, Kazuki, Konishi, Ayu, Matsumoto, Takeru, Sewiło, Marta, Kondo, Hiroshi, Sano, Hidetoshi, Tsuge, Kisetsu, Zahorecz, Sarolta, Goto, Nao, Neelamkodan, Naslim, Wong, Tony, Fukushima, Hajime, Takekoshi, Tatsuya, Muraoka, Kazuyuki, Kawamura, Akiko, Tachihara, Kengo, Fukui, Yasuo, Onishi, Toshikazu
The nature of molecular clouds and their statistical behavior in subsolar metallicity environments are not fully explored yet. We analyzed data from an unbiased CO($J$ = 2-1) survey at the spatial resolution of ~2 pc in the northern region of the Sma
Externí odkaz:
http://arxiv.org/abs/2304.00976
Autor:
Tokuda, Kazuki, Zahorecz, Sarolta, Kunitoshi, Yuri, Higashino, Kosuke, Tanaka, Kei E. I., Konishi, Ayu, Suzuki, Taisei, Kitano, Naoya, Harada, Naoto, Shimonishi, Takashi, Neelamkodan, Naslim, Fukui, Yasuo, Kawamura, Akiko, Onishi, Toshikazu, Machida, Masahiro N.
Protostellar outflows are one of the most outstanding features of star formation. Observational studies over the last several decades have successfully demonstrated that outflows are ubiquitously associated with low- and high-mass protostars in the s
Externí odkaz:
http://arxiv.org/abs/2207.08396
Autor:
Tokuda, Kazuki, Minami, Taisei, Fukui, Yasuo, Inoue, Tsuyoshi, Nishioka, Takeru, Tsuge, Kisetsu, Zahorecz, Sarolta, Sano, Hidetoshi, Konishi, Ayu, Chen, C. -H. Rosie, Sewiło, Marta, Madden, Suzanne C., Nayak, Omnarayani, Saigo, Kazuya, Nishimura, Atsushi, Tanaka, Kei E. I., Sawada, Tsuyoshi, Indebetouw, Remy, Tachihara, Kengo, Kawamura, Akiko, Onishi, Toshikazu
Massive dense clumps in the Large Magellanic Cloud can be an important laboratory to explore the formation of populous clusters. We report multiscale ALMA observations of the N159W-North clump, which is the most CO-intense region in the galaxy. High-
Externí odkaz:
http://arxiv.org/abs/2205.00113
Autor:
Tokuda, Kazuki, Kondo, Hiroshi, Ohno, Takahiro, Konishi, Ayu, Sano, Hidetoshi, Tsuge, Kisetsu, Zahorecz, Sarolta, Goto, Nao, Neelamkodan, Naslim, Wong, Tony, Sewiło, Marta, Fukushima, Hajime, Takekoshi, Tatsuya, Muraoka, Kazuyuki, Kawamura, Akiko, Tachihara, Kengo, Fukui, Yasuo, Onishi, Toshikazu
We have analyzed the data from a large-scale CO survey toward the northern region of the Small Magellanic Cloud (SMC) obtained with the Atacama Compact Array (ACA) stand-alone mode of ALMA. The primary aim of this study is to comprehensively understa
Externí odkaz:
http://arxiv.org/abs/2108.09018
Autor:
Yamasaki, Yasumasa, Masui, Sho, Ogawa, Hideo, Kondo, Hiroshi, Matsumoto, Takeru, Okawa, Masanari, Yokoyama, Koki, Minami, Taisei, Konishi, Ryotaro, Kawashita, Sana, Konishi, Ayu, Nakao, Yuka, Nishimoto, Shimpei, Yoneyama, Sho, Ueda, Shota, Hasegawa, Yutaka, Fujita, Shinji, Nishimura, Atsushi, Kojima, Takafumi, Kaneko, Keiko, Sakai, Ryo, Gonzalez, Alvaro, Uzawa, Yoshinori, Onishi, Toshikazu
The corrugated horn is a high performance feed often used in radio telescopes. There has been a growing demand for wideband optics and corrugated horns in millimeter and submillimeter-wave receivers. It improves the observation efficiency and allows
Externí odkaz:
http://arxiv.org/abs/2105.13605
Autor:
Masui, Sho, Yamasaki, Yasumasa, Ogawa, Hideo, Kondo, Hiroshi, Yokoyama, Koki, Matsumoto, Takeru, Minami, Taisei, Okawa, Masanari, Konishi, Ryotaro, Kawashita, Sana, Konishi, Ayu, Nakao, Yuka, Nishimoto, Shimpei, Yoneyama, Sho, Ueda, Shota, Hasegawa, Yutaka, Fujita, Shinji, Nishimura, Atsushi, Kojima, Takafumi, Uemizu, Kazunori, Kaneko, Keiko, Sakai, Ryo, Gonzalez, Alvaro, Uzawa, Yoshinori, Onishi, Toshikazu
We have developed a wideband receiver system for simultaneous observations in CO lines of J = 2-1 and J = 3-2 transitions using the Osaka 1.85-m mm-submm telescope. As a frequency separation system, we developed multiplexers that connect three types
Externí odkaz:
http://arxiv.org/abs/2105.07786
Autor:
Nishimura, Atsushi, Tokuda, Kazuki, Harada, Ryohei, Hasegawa, Yutaka, Ueda, Shota, Masui, Sho, Konishi, Ryotaro, Yamasaki, Yasumasa, Kondo, Hiroshi, Yokoyama, Koki, Matsumoto, Takeru, Minami, Taisei, Okawa, Masanari, Fujita, Shinji, Konishi, Ayu, Nakao, Yuka, Nishimoto, Shimpei, Kawashita, Sana, Yoneyama, Sho, Takashima, Tatsuyuki, Goto, Kenta, Okada, Nozomi, Kimura, Kimihiro, Abe, Yasuhiro, Muraoka, Kazuyuki, Maezawa, Hiroyuki, Onishi, Toshikazu, Ogawa, Hideo
We report the current status of the 1.85-m mm-submm telescope installed at the Nobeyama Radio Observatory (altitude 1400 m) and the future plan. The scientific goal is to reveal the physical/chemical properties of molecular clouds in the Galaxy by ob
Externí odkaz:
http://arxiv.org/abs/2012.00906