yangyang underground laboratory sun kee kim seoul national university
DESCRIPTION
Issues Dark Matter What is it ? WIMP?, Axion,… What is its nature? Mass, SUSY,… Neutrinos What is mass? Majorana or Dirac? Magentic moment? Mixing angle? “The most incomprehensible thing about the world is that it is comprehensible” - A. Einstein - Underground experiments on -Direct dark matter search -Neutrinoless double beta decay search -Neutrino magnetic moment with strong sourceTRANSCRIPT
Yangyang Underground Laboratory
Sun Kee KimSeoul National University
Questions on Universe
What is the Universe made of? How large is the Universe? How did the Universe start? What is the destiny of the Universe? What is the meaning of life in the Universe? …
“The most incomprehensible thing about the world is that it is comprehensible”- A. Einstein -
Some of these questions can be answered by understanding the nature of Dark matter and Neutrinos
Issues
Dark Matter What is it ? WIMP?, Axion,… What is its nature? Mass, SUSY,…
Neutrinos What is mass? Majorana or Dirac? Magentic moment? Mixing angle?
“The most incomprehensible thing about the world is that it is comprehensible”- A. Einstein -
Underground experiments on-Direct dark matter search-Neutrinoless double beta decay search-Neutrino magnetic moment with strong source
On going at KIMS
Dark Matter CsI(Tl) crystal detector ULE HPGe detector for low mass Cryogenic detector development
Neutrinoless double beta decay Metal(Sn,Zn,…) loaded liquid scintillator CaMoO4 crystal detector Other crystals(PbMoO4,CdWO4,...)
PLB 633, 201, 2006
DMRC
Dark Matter Research Center at SNU was established in 2000.
- funded by Creative Research Initiative program of MOST(funded up to 2009)
KIMS group for CsI(Tl) WIMP search - SNU, Kyungpook National Univ., Sejong Univ. Younsei University, Ewha Woman’s Univ., KRISS
International Collaboration - China: Tsinghua Univ., IHEP - Taiwan: Academia Sinica (ULE HPGe) - Japan: KEK, Saga Univ. - Russia: ITEP (DBD) - Ukrine: INR (DBD)
History
2000.12.16 Mini-workshop on WIMP search with crystals, Seoul (Henry Wong, Jin Li) 2001.3.21 Beijing Mini-workshop, Beijing 2001.9.13 Cold Dark Matter Mini-workshop, Taipei 2003.9.23 TEXONO-KIMS joint meeting, Beijing 2003.9.28 Vasily Kornoukhov visited KIMS 2004.1.29 TEXONO-KIMS Joint workshop, Yongpyung 2004.4.21 KIMS visited Moscow 2004.7.5 ITEP group visited KIMS 2004.10.27 Chinese Funding agency visited KIMS 2005.10.9 Fedor Danevich visited KIMS 2005.12.18 Takayuki Matsui visited KIMS 2006.2.6 Workshop on the underground experiments at Yangyang
Good news in 2005 Tsinghua Univ. group got funding support ITEP group got ISTC project funded
Y2L current
Underground Lab. Space
Current Lab. ~ 100m2
New Lab. space40 m x 20 m = 800 m2
909090909090
실험실 공간
320 sq m8m
40m
실험실공간
800 sq m
20m
40m
Planned underground Lab.
지하공간
800 sq m
실험실 1
100 sq m
실험실 1
100 sq m
실험실 1
100 sq m
실험실 1
50 sq m
실험실 1
50 sq m
지원시설
50 sq m
40.00
20.0
0
사무실
49 sq m실험실 1
100 sq m
Current Lab. space
Ground Lab.
•2 story building - 900m2
•Detector construction/test•Chemical lab./clean room•Machine shop/Electronics shop•Offices, Meeting rooms•Dorm., Kitchen, Lounge •Etc.
Underground Lab.
•Lab. 10x10=100m2 x 3•Lab. 10x5 = 50m2 x 2•Mini Machine shop•Liquid N2/He facility•Parking space•Service/utility space
Yangyang Underground Laboratory
Y2L
A result of the last workshop
Reuslts of this workshop Something Great!