Zobrazeno 1 - 10
of 551
pro vyhledávání: '"Shen, Zhi Qiang"'
We report multi-frequency and multi-epoch VLBI studies of the sub-parsec jet in Sombrero galaxy (M 104, NGC 4594). Using Very Long Baseline Array data at 12, 22, 44, and 88 GHz, we study the kinematics of the jet and the properties of the compact cor
Externí odkaz:
http://arxiv.org/abs/2403.04215
Autor:
Gu, Qi-Lao, Liu, Tie, Li, Pak Shing, Shen, Zhi-Qiang, Liu, Xunchuan, Liu, Junhao, Lu, Xing, Montillaud, Julien, Jiao, Sihan, Juvela, Mika, Rawlings, Mark G., Zhang, Qizhou, Koch, Patrick, Ristorcelli, Isabelle, Carriere, Jean-Sébastien, Eden, David, Ren, Zhiyuan, Tatematsu, Ken'ichi, Hirano, Naomi, Luo, Qiu-yi, Mai, Xiaofeng, Issac, Namitha
We observe the magnetic field morphology towards a nearby star-forming filamentary cloud, G202.3+2.5, by the JCMT/POL-2 850 {\mu}m thermal dust polarization observation with an angular resolution of 14.4" (~0.053 pc). The average magnetic field orien
Externí odkaz:
http://arxiv.org/abs/2401.05079
The sub/millimeter wavelengths (86-690 GHz) very long baseline interferometry (VLBI) will provide $\sim5-40\ \mu$as angular resolution, $\sim10$ mJy baseline sensitivity, and $\sim 1\ \mu$as/yr proper motion precision, which can directly detect super
Externí odkaz:
http://arxiv.org/abs/2311.11589
We report multi-frequency VLBI studies of the sub-parsec scale structure of the two-sided jet in the nearby radio galaxy NGC 4261. Our analyses include new observations using the Source Frequency Phase Referencing technique with the Very Long Baselin
Externí odkaz:
http://arxiv.org/abs/2309.05567
Autor:
Luo, Qiu-yi, Liu, Tie, Lee, Aaron T., Offner, Stella S. R., di Francesco, James, Johnstone, Doug, Juvela, Mika, Goldsmith, Paul F., Qin, Sheng-Li, Mai, Xiaofeng, Liu, Xun-chuan, Sanhueza, Patricio, Xu, Feng-Wei, Tatematsu, Ken'ichi, Dutta, Somnath, Chen, Huei-Ru Vivien, Li, Shanghuo, Yang, Aiyuan, Liu, Sheng-Yuan, Lee, Chin-Fei, Hirano, Naomi, Lee, Chang Won, Sahu, Dipen, Shang, Hsien, Hsu, Shih-Ying, Bronfman, Leonardo, Kwon, Woojin, Rawlings, M. G., Eden, David, Lu, Xing, Gu, Qi-lao, Ren, Zhiyuan, Ward-Thompson, D, Shen, Zhi-Qiang
One of the most poorly understood aspects of low-mass star formation is how multiple-star systems are formed. Here we present the results of Atacama Large Millimeter/submillimeter Array (ALMA) Band-6 observations towards a forming quadruple protostel
Externí odkaz:
http://arxiv.org/abs/2306.07839
As one of the nearest and most dormant supermassive black holes (SMBHs), M31* provides a rare but promising opportunity for studying the physics of black hole accretion and feedback at the quiescent state. Previous Karl G. Jansky Very Large Array (VL
Externí odkaz:
http://arxiv.org/abs/2306.07189
Autor:
Lu, Ru-Sen, Asada, Keiichi, Krichbaum, Thomas P., Park, Jongho, Tazaki, Fumie, Pu, Hung-Yi, Nakamura, Masanori, Lobanov, Andrei, Hada, Kazuhiro, Akiyama, Kazunori, Kim, Jae-Young, Marti-Vidal, Ivan, Gómez, José L., Kawashima, Tomohisa, Yuan, Feng, Ros, Eduardo, Alef, Walter, Britzen, Silke, Bremer, Michael, Broderick, Avery E., Doi, Akihiro, Giovannini, Gabriele, Giroletti, Marcello, Ho, Paul T. P., Honma, Mareki, Hughes, David H., Inoue, Makoto, Jiang, Wu, Kino, Motoki, Koyama, Shoko, Lindqvist, Michael, Liu, Jun, Marscher, Alan P., Matsushita, Satoki, Nagai, Hiroshi, Rottmann, Helge, Savolainen, Tuomas, Schuster, Karl-Friedrich, Shen, Zhi-Qiang, de Vicente, Pablo, Walker, R. Craig, Yang, Hai, Zensus, J. Anton, Algaba, Juan Carlos, Allardi, Alexander, Bach, Uwe, Berthold, Ryan, Bintley, Dan, Byun, Do-Young, Casadio, Carolina, Chang, Shu-Hao, Chang, Chih-Cheng, Chang, Song-Chu, Chen, Chung-Chen, Chen, Ming-Tang, Chilson, Ryan, Chuter, Tim C., Conway, John, Crew, Geoffrey B., Dempsey, Jessica T., Dornbusch, Sven, Faber, Aaron, Friberg, Per, García, Javier González, Garrido, Miguel Gómez, Han, Chih-Chiang, Han, Kuo-Chang, Hasegawa, Yutaka, Herrero-Illana, Ruben, Huang, Yau-De, Huang, Chih-Wei L., Impellizzeri, Violette, Jiang, Homin, Jinchi, Hao, Jung, Taehyun, Kallunki, Juha, Kirves, Petri, Kimura, Kimihiro, Koay, Jun Yi, Koch, Patrick M., Kramer, Carsten, Kraus, Alex, Kubo, Derek, Kuo, Cheng-Yu, Li, Chao-Te, Lin, Lupin Chun-Che, Liu, Ching-Tang, Liu, Kuan-Yu, Lo, Wen-Ping, Lu, Li-Ming, MacDonald, Nicholas, Martin-Cocher, Pierre, Messias, Hugo, Meyer-Zhao, Zheng, Minter, Anthony, Nair, Dhanya G., Nishioka, Hiroaki, Norton, Timothy J., Nystrom, George, Ogawa, Hideo, Oshiro, Peter, Patel, Nimesh A, Pen, Ue-Li, Pidopryhora, Yurii, Pradel, Nicolas, Raffin, Philippe A., Rao, Ramprasad, Ruiz, Ignacio, Sanchez, Salvador, Shaw, Paul, Snow, William, Sridharan, T. K., Srinivasan, Ranjani, Tercero, Belén, Torne, Pablo, Traianou, Efthalia, Wagner, Jan, Walther, Craig, Wei, Ta-Shun, Yang, Jun, Yu, Chen-Yu
The nearby radio galaxy M87 is a prime target for studying black hole accretion and jet formation^{1,2}. Event Horizon Telescope observations of M87 in 2017, at a wavelength of 1.3 mm, revealed a ring-like structure, which was interpreted as gravitat
Externí odkaz:
http://arxiv.org/abs/2304.13252
Autor:
Tazaki, Fumie, Cui, Yuzhu, Hada, Kazuhiro, Kino, Motoki, Cho, Ilje, Zhao, Guang-Yao, Akiyama, Kazunori, Mizuno, Yosuke, Ro, Hyunwook, Honma, Mareki, Lu, Ru-Sen, Shen, Zhi-Qiang, Cui, Lang, Yonekura, Yoshinori
Publikováno v:
Galaxies 2023, 11(2), 39
Obtaining high-resolution images at centimeter-or-longer wavelengths is vital for understanding the physics of jets. We reconstructed images from the M87 22 GHz data observed with the East Asian VLBI Network (EAVN) by using the regularized maximum li
Externí odkaz:
http://arxiv.org/abs/2303.01048
Autor:
Jiang, Wu, Zhao, Guang-Yao, Shen, Zhi-Qiang, Rioja, María, Dodson, Richard, Cho, Ilje, Zhao, Shan-Shan, Eubanks, Marshall, Lu, Ru-Sen
The source-frequency phase-referencing (SFPR) technique has been demonstrated to have great advantages for mm-VLBI observations. By implementing simultaneous multi-frequency receiving systems on the next generation Event Horizon Telescope (ngEHT) ant
Externí odkaz:
http://arxiv.org/abs/2212.08994
Autor:
Akiyama, Kazunori, Algaba, Juan-Carlos, An, Tao, Asada, Keiichi, Asanok, Kitiyanee, Byun, Do-Young, Chanapote, Thanapol, Chen, Wen, Chen, Zhong, Cheng, Xiaopeng, Chibueze, James O., Cho, Ilje, Cho, Se-Hyung, Chung, Hyun-Soo, Cui, Lang, Cui, Yuzhu, Doi, Akihiro, Dong, Jian, Fujisawa, Kenta, Gou, Wei, Guo, Wen, Hada, Kazuhiro, Hagiwara, Yoshiaki, Hirota, Tomoya, Hodgson, Jeffrey A., Honma, Mareki, Imai, Hiroshi, Jaroenjittichai, Phrudth, Jiang, Wu, Jiang, Yongbin, Jiang, Yongchen, Jike, Takaaki, Jung, Dong-Kyu, Jung, Taehyun, Kawaguchi, Noriyuki, Kim, Dong-Jin, Kim, Hyo-Ryoung, Kim, Jaeheon, Kim, Jeong-Sook, Kim, Kee-Tae, Kim, Soon-Wook, Kino, Motoki, Kobayashi, Hideyuki, Koyama, Shoko, Kramer, Busaba H., Lee, Jee-Won, Lee, Jeong Ae, Lee, Sang-Sung, Lee, Sang Won, Li, Bin, Li, Guanghui, Li, Xiaofei, Li, Zhixuan, Liu, Qinghui, Liu, Xiang, Lu, Ru-Sen, Motogi, Kazuhito, Nakamura, Masanori, Niinuma, Kotaro, Oh, Chungsik, Oh, Hongjong, Oh, Junghwan, Oh, Se-Jin, Oyama, Tomoaki, Park, Jongho, Poshyachinda, Saran, Ro, Hyunwook, Roh, Duk-Gyoo, Rujopakarn, Wiphu, Sakai, Nobuyuki, Sawada-Satoh, Satoko, Shen, Zhi-Qiang, Shibata, Katsunori M., Sohn, Bong Won, Soonthornthum, Boonrucksar, Sugiyama, Koichiro, Sun, Yunxia, Takamura, Mieko, Tanabe, Yoshihiro, Tazaki, Fumie, Trippe, Sascha, Wajima, Kiyoaki, Wang, Jinqing, Wang, Na, Wang, Shiqiang, Wang, Xuezheng, Xia, Bo, Xu, Shuangjing, Yan, Hao, Yang, Wenjun, Yeom, Jae-Hwan, Yi, Kunwoo, Yi, Sang-Oh, Yonekura, Yoshinori, Yoon, Hasu, Yu, Linfeng, Yuan, Jianping, Yun, Youngjoo, Zhang, Bo, Zhang, Hua, Zhang, Yingkang, Zhao, Guang-Yao, Zhao, Rongbing, Zhong, Weiye
Publikováno v:
Galaxies 2022, 10(6), 113
The East Asian VLBI Network (EAVN) is an international VLBI facility in East Asia and is operated under mutual collaboration between East Asian countries, as well as part of Southeast Asian and European countries. EAVN currently consists of 16 radio
Externí odkaz:
http://arxiv.org/abs/2212.07040