Diff for "KAGRA/Subgroups/PEM/Meeting/221202/Agenda"

Differences between revisions 1 and 2

Weekly PEM meeting

2022/12/02(Fri) 17:00-
Regular meeting
Zoom2 : https://zoom.us/j/6676627462

General announcement

KAGRA visiting plan
- Welcome to visit KAGRA site
- Please contact to Ohashi-san
Important discussion with ET people
- Magnetic field from infrastructure
- If you want to join the discussion, please let Yokozawa know.
Visiting to Virgo site
- By C2C budget
- Contact to Virgo people
  - Next year?

Meeting and Conference issue

第3回新学術「地下宇宙」若手研究会@つくば国際会議場
- 2022年11月23日(水)～24日(木)
- https://www.lowbg.org/ugap/ws/yr2022/index.html
- 鷲見 JGW-G2214530
第8回極低放射能技術研究@つくば国際会議場
- 2022年11月24日(木)～26日(土)
- https://www.lowbg.org/ugap/ws/lb2022/index.html
- 鷲見 JGW-G2214535
The 30th KAGRA Face-to-Face meeting in hybrid style
- Nov 30-Dec 1, 2022 JST
- url
- registration page (Nov. 11th)
- Please have a presentation for master thesis
第7回宇宙素粒子若手の会秋の研究会 https://www.icrr.u-tokyo.ac.jp/YMAP/event/conf2022/index.html
- 12/9, 10 @ 神岡
- Registration : 〜11/20
JPS meeting (Online)
- Registration : Finished
  - Washimi(Schumann resonance)
  - Fulunaga(Schumann resonance)
  - Miyamoto(Weather)
GR23 in Beijin, China
GWPAW2022 in Melbourne Australia (5-9 December)
Other meetings url

If you have some presentation about PEM related, please contact to me.

Business travel

Depending on the situation of COVID-19
To Kamioka
From Kamioka

General issue

Overall schedule
- OMC : Continuously pumped down
  - OMC LSC and ASC worked
  - OMC locked
  - Beacon study ongoing
- TMSY : In vac, opened gate valve between EYC and TMSY
  - Started the duct shield cooling down
Interferometer overall
- Initial alignment experiment
  - 16:00- everyday
PRMI lock trial
- Search the good alignment
FPMI lock succeeded
- DARM(AS17), CARM(REFL45), MICH(REFL51->POP17)
- Latest sensitivity klog22097
- Calibration evaluation
- Control filter optimization
- Interferometer characterization
- X arm commissioning
  - End X IM 85K
- Y arm commissioning
  - IY, EY duct shield cooling
- New high power laser
  - PMC locked
- ISS
  - Control loop done
  - Characterization is ongoing
- ASC preparation
  - Sensing matrix measurements
  - Offset evaluation
Schedule
- attachment
PEM schedule
- Re-installation of PEMs toward O4
出張PEM injection (planning form)

Jurnal paper issue

Details are here!

ICA for E-run/O3GK (Kume, Kobayashi)
- https://arxiv.org/abs/2206.05785
Micro seismic analysis (Hoshino)
- writing
- Overleaf
Acoustic reverberation time paper (Washimi+)
- Suspend
- Re-measurement before O4?

Preparation for O4

Weather station
- Weather in KAGRA entrance
- New weather station
- Calibration
Investigation of the PEM injection is just started
- New DAC preparation
- Acoustic injection at PSL/IMMCS/X/Y-end
- Magnetic injection (After Washimi-san visiting to Virgo)
- Portable PEM injectors
Voltmeter preparation
- We made the PEM channel
  - K1:PEM-VOLT_{PSL,IMCREFL,REFL,ISS,AS}_TABLE_{GND,FLOAT,DIFF}
  - K1:PEM-VOLT_OMC_CHAMBER_{GND,FLOAT,DIFF}
- Need the AC power monitor?
Schumann resonance outside
- Measured from end of Aug.
- Position slightly changed
  - X(to be the angle between X and Y to 90 deg)
  - Z(-10 cm)
- Prepared the AC power supply and LAN cable
- Start the measurement of the electric field
After O4
- RF monitor with mokugo
- Tiltmeter
- RI detector
- Newtonian noise
Discussion with DET members
- Daily summary page PEM

Progress report

Yuzurihara
- Pastavi
- Data Quality Report slide
- Data quality evaluation
Suzuki
- Water simulation
Hoshino
- Seismic motion analysis
Miyamoto
- Weather analysis
Kume
- Report of paper progress
Fukunaga
- Schumann resonance
Kiyota
- Power line noise investigation
Nishizawa
- Water newtonian noise
- Magnetic field analysis
Washimi
- Discussion in F2F meeting
Yokozawa
- Discussion in F2F meeting

Place for memo

KAGRA/Subgroups/PEM/Meeting/221202/Agenda (last edited 2022-12-01 14:27:28 by TakaakiYokozawa)

-  ⇤ ← Revision 1 as of 2022-12-01 14:22:09 → 
  Size: 5828
  Editor: TakaakiYokozawa
  Comment:
+   ← Revision 2 as of 2022-12-01 14:27:28 → ⇥
  Size: 5614
  Editor: TakaakiYokozawa
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 2:
- * 2022/11/25(Fri) 17:00-
+ * 2022/12/02(Fri) 17:00-
 Line 44:
-   * Registration : 11/15〜12/1
+   * Registration : Finished
    * Washimi(Schumann resonance)
    * Fulunaga(Schumann resonance)
    * Miyamoto(Weather)
-Line 58:
+Line 61:
-  * 11/13-11/23 Kiyota
+  *
-Line 60:
+Line 63:
+  *
-Line 64:
+Line 68:
-  * OMC : Started the pumping down
   * Review for beacom and pumping down
  * TMSY : In vac, leak test done, opened the gate valve after 22nd Nov.

 * IMC trouble
  * Function generator broken
   * Repaired
+  * OMC : Continuously pumped down
   * OMC LSC and ASC worked
   * OMC locked
   * Beacon study ongoing
  * TMSY : In vac, opened gate valve between EYC and TMSY
   * Started the duct shield cooling down
-Line 76:
+Line 79:
- * Suspension
  * Implemented the IP filter

  * PRMI lock trial
   * Search the good alignment
    * ADS engaged and alignment of the IMMT1,2 and PRM

  * FPMI lock succeeded
   * DARM(AS17), CARM(REFL45), MICH(REFL51->POP17)
   * Latest sensitivity [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=22097|klog22097]] 
   * Calibration evaluation
   * Control filter optimization
   * Interferometer characterization
+ * PRMI lock trial
  * Search the good alignment

 * FPMI lock succeeded
  * DARM(AS17), CARM(REFL45), MICH(REFL51->POP17)
  * Latest sensitivity [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=22097|klog22097]] 
  * Calibration evaluation
  * Control filter optimization
  * Interferometer characterization
-Line 92:
+Line 91:
-   * We will start the noise budget of the new oplev again
   * OMC ASC using the Xend test mass
    * Signal was detected in OMC PD
-Line 97:
+Line 93:
-   * IY duct shield cooling
+   * IY, EY duct shield cooling
-Line 109:
+Line 105:
-  * OMC
   * First contact applied
   * Magnet recovery
   * Alignment
   * OMC locked
-Line 207:
+Line 196:
-  *
+  * Discussion in F2F meeting
-Line 210:
+Line 199:
-  *
+  * Discussion in F2F meeting