= KAGRA SQZ Subsystem Meeting on Interface Optics design and active mode-matching Telescope =
Meeting information
- Date : 2026/04/30 (Thursday) and 2026/05/01 (Friday)
- Hybrid-style
- Venue: Rm. P512, 3rd General Building, National Tsing Hua University, No. 101, Section 2 Kuang-Fu Road, Hsinchu, Taiwan
Campus Map NTHU: https://campusmap.cc.nthu.edu.tw/en/ Printable Map: https://campusmap.cc.nthu.edu.tw/graphics/nthu_campus_map.jpg
Convenience facilities are available on campus, including a 7-Eleven and a McDonald’s nearby. In addition, a Starbucks and MOS Burger are located near the main campus entrance.
* ZOOM URL : https://us06web.zoom.us/j/84815903320?pwd=xh95v1pGtSWZDpmVDOsAyXgk0EHeYr.1
- Meeting ID: 848 1590 3320
- Passcode: 665371
- For presenters:
- Please connect via Zoom.
- Please mute your device speaker to avoid audio feedback.
- Share your presentation screen.
All presenters are required to join Zoom and share their screens. Please ensure your device speaker is muted during the session to prevent echo.
- Internet Access
- Wifi: Eduroam (if you have an accout)
Wi-Fi access will also be provided on the day of the meeting. Each participant will receive an individual Wi-Fi account and password.
- Transportation Information
- From Taoyuan International Airport (TPE) to National Tsing Hua University:
By Taxi: Approximately 60–90 minutes, depending on traffic.
By Bus: Take Ubus (Line 1250) from Taoyuan International Airport (Terminal 1 or Terminal 2) and get off at National Tsing Hua University Stop.
By MRT + High-Speed Rail (HSR): Take the Airport MRT to Taoyuan HSR Station, then transfer to the HSR to Hsinchu Station (see below).
- From Hsinchu HSR Station to National Tsing Hua University:
By Taxi: Approximately 15–20 minutes.
By Bus: Take city or shuttle buses toward NTHU/NCTU and get off at National Tsing Hua University. Some routes (e.g., Bus No. 182) may also reach the university area, but schedules are less frequent.
Program
▄▄▄▄▄▄▄▄▄▄▄▄▄ April 30th (Thursday) ▄▄▄▄▄▄▄▄▄▄▄▄▄ |
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Time (Taipei Time) UTC+8 |
Subject and Title |
Speaker |
File |
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10:00-10:10 |
Greetings |
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10:10-11:00 |
Review of the mode-matching (MM) subsystem in the LIGO squeezing system |
Sumin Lee |
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11:00-12:00 |
Needs for active MM control for KAGRA squeezing |
June Gyu Park |
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12:00-12:30 |
Discussion |
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12:30-14:00 |
Lunch (Lunchbox provided) |
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14:00-14:30 |
Current version of the Interface Optics design for the KAGRA squeezing system |
Huali Chen |
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14:30-15:00 |
Zemax version of the Interface Optics design |
Hojae Ahn |
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15:00-16:00 |
Discussion on the conceptual design of active MMTs for KAGRA squeezing |
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16:00-16:15 |
Break |
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16:00-17:30 |
KSC meeting (another Zoom) |
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17:30-18:00 |
Discussion on the plan for implementation/development of MMTs |
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18:00-20:00 |
Dinner |
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▄▄▄▄▄▄▄▄▄▄▄▄▄ May 1st (Friday) ▄▄▄▄▄▄▄▄▄▄▄▄▄ |
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Time (Taipei Time) UTC+8 |
Subject and Title |
Speaker |
File |
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10:00-11:00 |
Experiment for active MMT technology at KASI |
Kyungmin Kim |
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11:00-11:30 |
Recent R&D at Yonsei University |
Gyo-Ik Kim |
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11:30-12:00 |
Recent R&D at Kyung Hee University |
MinSeok Song |
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12:00-13:30 |
Lunch (Lunchbox provided) |
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13:30-15:30 |
NTHU lab tour (Basement and 1st-Floor) |
Yuan-Ting Liu and Huali Chen |
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15:30-16:00 |
Review of the 1064 nm squeezer at KASI |
Chang-Hee Kim |
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16:00-16:20 |
Recent R&D at NTHU |
Ray-Kuang Lee |
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16:20-17:00 |
Discussion on future collaboration |
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