BESS Introduction Detector BESS (BESS-TeVspectrometer) Experimetns Data analysis (1) (2) Results Summary

Size: px
Start display at page:

Download "BESS Introduction Detector BESS (BESS-TeVspectrometer) Experimetns Data analysis (1) (2) Results Summary"

Transcription

1 Measurements of Galactic and Atmospheric Cosmic-Ray Absolute Fluxes

2 BESS Introduction Detector BESS (BESS-TeVspectrometer) Experimetns Data analysis (1) (2) Results Summary

3 Introduction

4 90% 9% 100~10 6 GeV J. Cronin, T.K. Gaisser, and S.P. Swordy, Sci. Amer. v276, p44 (1997) Spectrometer 5 10% Energy (GeV) 10 4 Flux (m 2 sr s GeV) ~100 GeV Spectrometer Calorimeter/ Emulsion 10 6 ~10 12 GeV 10 12

5 (90 ) Spectrometer E < ~100 GeV 2 Calorimeter/ Emulsion E > ~100 GeV Spectrometer Calorimeter Emulsion

6 (~ 2000 ) BESS-98, AMS ~5% 100 GeV 100 GeV~1 TeV Spectrometer Calorimeter Emulsion BESS-98 (Sanuki et al. 2000) AMS (Alcaraz et al. 2000)

7 @ 100 GeV~ 1 TeV Spectrometer Emulsion Spectrometer Calorimetar Emulsion Calorimeter ν (E > 10 GeV) Spectrometer

8 E < 50 GeV/n BESS AMS ~15 % high E > 1 TeV/n JACEE RUNJOB 2 low

9 Spectrometer r B Rigidity (R Pc/Ze) = 0.3 B r δ (~1 Tesla) (~1 m) R = 1 GV r = 3 m R = 1 TV r = 3,000 m (δ ~ 80 µm) MDR (Maximum Detectable Rigidity) Spectrometer R/R = 100 % Rigidity BESS-98 MDR = 200 GV MDR > 1 TV spectrometer BESS-TeV

10 Proton Helium up to 100 GeV > 500 GeV up to 50 GeV/n > 200 GeV/n BESS-TeV BESS-98

11 hadronic interaction model Up-going E > 10 GeV E p > 100 GeV

12 µ µ spectrometer LEP (L3+C, CosmoALEPH) (BESS, CAPRICE)

13 Spectrometer 100 GeV 500 GeV 100 GeV ~ 1 TeV GeV/c

14 BESS BESS-TeV MDR 200 GV 1 TV (Lynn Lake) 1 ( ) (KEK, ) 1 ( )

15 Detector

16 BESS JET/IDC Rigidity ( Pc/Ze) interaction event TOF β, de/dx BESS-98 (β) Rigidity(R) (Z) m=zer 1/ β 2-1 Solenoid

17 BESS-TeV BESS-98 BESS-TeV Solenoid N (~2 ) JET/IDC New JET/IDC N = New FADC 500 ch 1000 ch σ (~1.3 ) New JET/IDC σ = 200 µm < 150 µm L (~2 ) ODC L = 0.8 m 1.6 m δp/p δp p 2 Nσ L~L 2 MDR 200 GV 1.4 TV ODC

18 BESS-TeV spectrometer TOF Magnet ODC JET/IDC

19 JET/IDC JET JET/IDC 45 JET 8 48 points max 86.3 mm IDC 2 45 mm CO 2 90 %+Ar10 % < 150 µm 86

20 Outer Drift Chamber (ODC) 2 Focusing wires Drift wires 4 CO 2 90 %+Ar 10 % 55 mm < 150 µm Focusing wire Sense wires

21 ODC photo

22 Scintillation fiber counters (SciFi) ODC calibration 4 Calibration 64 mm 1 1 mm SciFi ODC 1 16ch multi-anode PMT Sense wires 55 mm ODC 1 cell ODC Drift wires Square-shaped Fibers 1mm

23 ODC/SciFi 2002 PS 2GeV/c p/π + Scifi calibration ODC SciFi hit residual 10 µm ODC 120 µm 0.5 mm

24 Experiments

25 BESS-02 Lynn Lake ( ) Aug. 7, 20:58 CST Ft. McMurray ( 600km) Aug. 8, 17:46 CST / 37km / 4.7 g/cm 2 ( ) Live Time 11h 16.5 hours Live time 11.3 hours

26 µ KEK ( ) 2002/10/1 10/6 (100 ) Tsukuba 2002/10 Lynn Lake 2002/8 (g/cm 2 ) ( o C) Date (Oct. 2002)

27 Data Analysis (1)

28 Rigidity Raw data ( ) Template Parameter Rigidity Template ( ) Parameter Raw data Rigidity

29 JET/IDC ODC ~50 Track Track Sense wire JET 4 SciFi SciFi ODC Sense wire

30 (BESS-98 ) Parameter 100 GV Rigidity Paramter Parameter

31 Parameter (BESS-98 ) FADC (BESS-98 ) µ

32 Garfield template x-t relation 200 µm grid sense wire drift time Voltage contour Drift isochrones

33 ODC JET IDC JET ODC JET/IDC ODC R.M.S=16 µm JET ODC (mm) < 20 µm R.M.S.

34 Event example ODC JET/IDC ODC

35 JET σ = 130 µm 150 µm JET 130 µm IDC 129 µm ODC 123 µm ( µ, P >10 GeV/c) MDR 1.4 TV MDR 1.4 TV BESS-98 1 MDR 200 GV

36 M.C. M.C. FADC

37 M.C. JET Track quality χ 2 σ 1/R

38 Data Analysis (2)

39 (N obs ) Trigger, Fiducual volume interaction event (Single track ) Particle ID B.G. (N BG ) p e, µ, π, d µ e, p Selection/trigger efficiency Live time proton flux µflux kinetic energy momentum

40 Trigger Unbiased trigger (T0-CD) TOF coincidence (T0 trigger) (Count Down) (1 khz) 1/10 TOF (30 Hz) 1/1 Aerogel trigger (AC) Aerogel Aerogel Cherenkov counter Efficiency 93% (R>10 GV) TOF proton T0-CD (E <10 GeV) + AC (E >10 GeV) µ T0-CD T0 1/10 T0-CD Efficiency 93% AC 5GV 20GV

41 Particle ID p de/dx z = 1 β µ β p µ

42 Background p p e,µ,π (E > 1 GeV, < 2%) p 1 GeV ratio d (E > 3 GeV, < 2%) Flux µ e (P > 0.5 GeV/c, < 1.5 %) GeV/c) p (P > 2.5 GeV/c,< 2 %) 2.5 GeV/c ratio µ µ

43 SΩ, T live SΩ ( ) M.C. T live (live time) 1MHz ε (efficiency) p µ ε rec Track reconstruction Data > 99 % (R<100 GV, w/o ODC) > 90 % (R>100 GV, w/ ODC) ε single Single track cut M.C. 80 % (R=100GV) > 99 % ε PID Particle ID Data > 97 % > 99 % ε trig Trigger (T0-CD) Beam > 99 % (R<10GV) > 99 % (AC) Data 94 % (R>10GV) ε acc Accidental events Data 0.01 % 0 %

44 (proton ) Flux (F TOI ) Flux (F TOA ) 5 g/cm 2 η (Air survival efficiency) M.C. 93 % R air ( ) Secondary/Primary ratio Papini et al. 10 GeV 2%

45 Proton flux M.C. ODC-JET alignment P -1 Alignment 20 µm P -1 = 0.2 (TeV/c) -1 M.C.

46 Proton % Alignment 500 GeV 10% µ proton Alignment 500 GeV/c 20% Deconvolution

47 (proton) E < 100 GeV < 3 % E > 200 GeV dominant (> 5 %) ε single E < 200 GeV dominant (2 3%) ε trig 10 < E < 100 GeV dominant (3%) Alignment E > 300 GeV dominant (> 5%) / < 15 % E < 540 GeV

48 (µ) dominant P < 20 GeV/c 1 2 % P > 100 GeV/c > 5 % Alignment error P > 100 GeV/c dominant (> 5%) / < 15 % P < 400 GeV/c

49 Results

50 (Proton) GeV 6 flux Flux 15% Energy F Stat. F Syst. 1 GeV 1.0 % 2.6 % 10 GeV 0.7 % 3.9 % 100 GeV 3.2 % 5.6 % 500 GeV 10. % 11. %

51 (µ) GeV/c Flux (µ + +µ - flux) 17% Momenum F Stat. F Syst. 0.6 GeV/c 0.8 % 1.2 % 10 GeV/c 1.1 % 1.0 % 100 GeV/c 2.7 % 2.6 % 400 GeV/c 12. % 12. %

52 (proton) Solar modulation 30 GeV < E k < 500 GeV (E 0 =100 GeV, syst.+stat. error) Φ = (4.66 ± 0.09) 10-2 (m 2 sr s GeV) -1 γ = ± Stat. error Syst.+Stat.

53 (Spectrometer) Spectrometer 500 GeV BESS(1998), AMS-01(1998) Solar modulation E > 30 GeV ( 5%) CAPRICE(1998) %

54 (Emulsion) E > 10 4 GeV Emulsion (RUNJOB ) BESS-TeV F = Φ (E k /100 GeV) γ Φ = (4.66 ± 0.09) 10-2 γ = ± RUNJOB

55 ATIC Balloon-borne calorimeter Si Matrix Carbon target (~0.75λ 0 ) BGO calorimeter (~20X 0, ~1λ 0 ) Mean deposited energy: 36% Energy resolution: ~ 40 % (@1 TeV) 2000 Antarctica Successful 16-days flight Preliminary result reported at ICRC 2003

56 (Calorimeter) ATIC Calorimeter, 2000 Preliminary result ICRC ( Tsukuba) (BESS-TeV ) BESS-TeV BESS-TeV ATIC (Preliminary, )

57 (µ) GeV/c P < 100 GeV/c BESS, CAPRICE (5% ) BESS BESS (2770m) 30 GeV/c

58 BESS (Cosmo-LEP) P > 100 GeV/c LEP (10% ) L3+C

59 BESS-TeV spectrometer BESS MDR 200 GV 1.4 TV p, µ 2002 p GeV 15 % spectrometer Φ = (4.66 ± 0.09) 10-2 (m 2 sr s GeV) -1 γ = ± (E 0 =100 GeV) µ GeV/c 17 %

PowerPoint Presentation

PowerPoint Presentation KEK I. II. a. BESS b. c. d. III. BESS-Polar IV. Introduction D p GeV (

More information

Λ (Λ ) Λ (Ge) Hyperball γ ΛN J-PARC Λ dead time J-PARC flash ADC 1 dead time ( ) 1 µsec 3

Λ (Λ ) Λ (Ge) Hyperball γ ΛN J-PARC Λ dead time J-PARC flash ADC 1 dead time ( ) 1 µsec 3 19 Λ (Λ ) Λ (Ge) Hyperball γ ΛN J-PARC Λ dead time J-PARC flash ADC 1 dead time ( ) 1 µsec 3 1 1 1.1 γ ΛN................. 1 1.2 KEK J-PARC................................ 2 1.2.1 J-PARC....................................

More information

untitled

untitled MPPC 18 2 16 MPPC(Multi Pixel Photon Counter), MPPC T2K MPPC T2K (HPK) CPTA, MPPC T2K p,π T2K > 5 10 5 < 1MHz > 15% 200p.e. MIP 5p.e. p/π MPPC HPK MPPC 2 1 MPPC 5 1.1...................................

More information

Canvas-tr01(title).cv3

Canvas-tr01(title).cv3 Working Group DaiMaJin DaiRittaikaku Multiparticle Jiki-Bunnsekiki Samurai7 Superconducting Analyser for Multi particles from RadioIsotope Beams with 7Tm of bending power (γ,n) softgdr, GDR non resonant

More information

Μ粒子電子転換事象探索実験による世界最高感度での 荷電LFV探索 第3回機構シンポジューム 2009年5月11日 素粒子原子核研究所 三原 智

Μ粒子電子転換事象探索実験による世界最高感度での 荷電LFV探索  第3回機構シンポジューム 2009年5月11日 素粒子原子核研究所 三原 智 µ COMET LFV esys clfv (Charged Lepton Flavor Violation) J-PARC µ COMET ( ) ( ) ( ) ( ) B ( ) B ( ) B ( ) B ( ) B ( ) B ( ) B 2016 J- PARC µ KEK 3 3 3 3 3 3 3 3 3 3 3 clfv clfv clfv clfv clfv clfv clfv

More information

untitled

untitled masato@icrr.u-tokyo.ac.jp 996 Start 997 998 999 000 00 00 003 004 005 006 007 008 SK-I Accident Partial Reconstruction SK-II Full reconstruction ( SK-III ( ),46 (40%) 5,8 (9%),9 (40%) 5MeV 7MeV 4MeV(plan)

More information

スーパーカミオカンデにおける 高エネルギーニュートリノ研究

スーパーカミオカンデにおける 高エネルギーニュートリノ研究 2009 11 20 Cosmic Ray PD D M P4 ? CR M f M PD MOA M1 ν ν p+p+p+p 4 He +2e - +2ν e MeV e - + p n+ ν e γ e + + e - ν x + ν x p + p, γ + p π + X π µ + ν µ e + ν µ + ν e TeV p + p π + X π µ + ν µ e + ν µ +

More information

Drift Chamber

Drift Chamber Quench Gas Drift Chamber 23 25 1 2 5 2.1 Drift Chamber.............................................. 5 2.2.............................................. 6 2.2.1..............................................

More information

nenmatsu5c19_web.key

nenmatsu5c19_web.key KL π ± e νe + e - (Ke3ee) Ke3ee ν e + e - Ke3 K 0 γ e + π - Ke3 KL ; 40.67(%) Ke3ee K 0 ν γ e + π - Ke3 KL ; 40.67(%) Me + e - 10 4 10 3 10 2 : MC Ke3γ : data K L real γ e detector matter e e 10 1 0 0.02

More information

Mott散乱によるParity対称性の破れを検証

Mott散乱によるParity対称性の破れを検証 Mott Parity P2 Mott target Mott Parity Parity Γ = 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 t P P ),,, ( 3 2 1 0 1 γ γ γ γ γ γ ν ν µ µ = = Γ 1 : : : Γ P P P P x x P ν ν µ µ vector axial vector ν ν µ µ γ γ Γ ν γ

More information

J-PARC October 14-15, 2005 KEK

J-PARC October 14-15, 2005 KEK J-PARC October 14-15, 2005 KEK 目次 ミューオン 電子転換過程の紹介 MECO実験 PRISM/PRIME実験 @J-PARC まとめ GIM-like mixing! µ! e W e 3 SUSY-GUT Large top Yukawa couplings result in sizable off-diagonal components in a slepton

More information

KamLAND (µ) ν e RSFP + ν e RSFP(Resonant Spin Flavor Precession) ν e RSFP 1. ν e ν µ ν e RSFP.ν e νµ ν e νe µ KamLAND νe KamLAND (ʼ4). kton-day 8.3 < E ν < 14.8 MeV candidates Φ(νe) < 37 cm - s -1 P(νe

More information

rcnp01may-2

rcnp01may-2 E22 RCP Ring-Cyclotron 97 953 K beam K-atom HF X K, +,K + e,e K + -spectroscopy OK U U I= First-order -exchange - coupling I= U LS U LS Meson-exchange model /5/ I= Symmetric LS Anti-symmetric LS ( σ Λ

More information

untitled

untitled BELLE TOP 12 1 3 2 BELLE 4 2.1 BELLE........................... 4 2.1.1......................... 4 2.1.2 B B........................ 7 2.1.3 B CP............... 8 2.2 BELLE...................... 9 2.3

More information

306 [7] GeV TeV PAMELA 100 GeV PAMELA AMS GeV [8] TeV [9] PAMELA[10] AMS BESS-Polar 95 [11]AMS 1.3 AMS AMS rigidity TOFTime Of Flight TRDE

306 [7] GeV TeV PAMELA 100 GeV PAMELA AMS GeV [8] TeV [9] PAMELA[10] AMS BESS-Polar 95 [11]AMS 1.3 AMS AMS rigidity TOFTime Of Flight TRDE 305 Alpha Magnetic Spectrometer (AMS) Sadakazu.Haino@cern.ch 2013 2 28 1 AMS 1.1 AMS AMS 60 600 1976 LEP L3 LEP GeV TeV 2011 5 AMS ISS ISS 2020 20 BESS [2] HEAT[3] AMS PAMELA [4] Fermi [5] 10 GeV 100 GeV

More information

nakajima_

nakajima_ SK-Gd (ICRR) 30 2018 12 21 SK-Gd SK!2 !3 ls of SK Solar ν measurement rvation of day-night asymmetry far, B8, 2.5σ indication Hep reported at NEUTRINO2014) nalizing all SK-IV data very of the transition

More information

MEG μ + e + γ ( ) ( MEGA) = (BSM) MEG μ + e + γ ( : a few ) 180 γ μ + e +

MEG μ + e + γ ( ) ( MEGA) = (BSM) MEG μ + e + γ ( : a few ) 180 γ μ + e + MEG ( ) 2011 9 10 MEG μ + e + γ ( ) (1.2 10-11 MEGA) = (BSM) MEG μ + e + γ ( : a few 10-13 ) 180 γ μ + e + μ eγ @MEG DC μ + (590MeV 1.3MW @ ) γ: e + : MEG (900L) (VUV) 846 PMT : PMT : PMT PMT (DRS4) particle

More information

2005 4 18 3 31 1 1 8 1.1.................................. 8 1.2............................... 8 1.3.......................... 8 1.4.............................. 9 1.5.............................. 9

More information

LHC ALICE (QGP) QGP QGP QGP QGP ω ϕ J/ψ ALICE s = ev + J/ψ

LHC ALICE (QGP) QGP QGP QGP QGP ω ϕ J/ψ ALICE s = ev + J/ψ 8 + J/ψ ALICE B597 : : : 9 LHC ALICE (QGP) QGP QGP QGP QGP ω ϕ J/ψ ALICE s = ev + J/ψ 6..................................... 6. (QGP)..................... 6.................................... 6.4..............................

More information

Introduction MPPC is new semiconductor photon sensor Technology is very similar to SiPM. Under development by Hamamatsu Photonics (HPK) MPPC have not

Introduction MPPC is new semiconductor photon sensor Technology is very similar to SiPM. Under development by Hamamatsu Photonics (HPK) MPPC have not Multi Pixel Photon Counter T. Nakadaira KEK Introduction MPPC is new semiconductor photon sensor Technology is very similar to SiPM. Under development by Hamamatsu Photonics (HPK) MPPC have not been listed

More information

Hasegawa_JPS_v6

Hasegawa_JPS_v6 ATLAS W, トップクォークの相互作用と W ボゾン偏極 トップ(t)クォーク 素粒子中で最大質量(73.3.9 GeV) 崩壊事象中に New physics の寄与が期待できる ハドロン化の前に崩壊 素粒子として性質を検証できる t SM V-A interaction + NP SM + New Physics SM+NP Contribution from NP Longitudinal

More information

J-PARC E15 K K-pp Missing mass Invariant mass K - 3 He Formation K - pp cluster neutron Mode to decay charged particles p Λ π - Decay p Decay E15 dete

J-PARC E15 K K-pp Missing mass Invariant mass K - 3 He Formation K - pp cluster neutron Mode to decay charged particles p Λ π - Decay p Decay E15 dete J-PARC E15 (TGEM-TPC) TGEM M1 ( ) J-PARC E15 TPC TGEM TGEM J-PARC E15 K K-pp Missing mass Invariant mass K - 3 He Formation K - pp cluster neutron Mode to decay charged particles p Λ π - Decay p Decay

More information

LEPS

LEPS LEPS2 2016 2 17 LEPS2 SPring-8 γ 3 GeV γ 10 Mcps LEPS2 7 120 LEPS Λ(1405) LEPS2 LEPS2 Silicon Strip Detector (SSD) SSD 100 µm 512 ch 6 cm 3 x y 2 SSD 6 3072 ch APV25-s1 APVDAQ VME APV25-s1 SSD 128 ch

More information

= hυ = h c λ υ λ (ev) = 1240 λ W=NE = Nhc λ W= N 2 10-16 λ / / Φe = dqe dt J/s Φ = km Φe(λ)v(λ)dλ THBV3_0101JA Qe = Φedt (W s) Q = Φdt lm s Ee = dφe ds E = dφ ds Φ Φ THBV3_0102JA Me = dφe ds M = dφ ds

More information

25 3 4

25 3 4 25 3 4 1 µ e + ν e +ν µ µ + e + +ν e + ν µ e e + TAC START STOP START veto START (2.04 ± 0.18)µs 1/2 STOP (2.09 ± 0.11)µs 1/8 G F /( c) 3 (1.21±0.09) 5 /GeV 2 (1.19±0.05) 5 /GeV 2 Weinberg θ W sin θ W

More information

Microsoft PowerPoint - okamura.ppt[読み取り専用]

Microsoft PowerPoint - okamura.ppt[読み取り専用] TKK の物理的可能性 an extension of the TK neutrino oscillation experiment with a far detector in Korea 岡村直利 ( 京大 基研 ) 関西セミナーハウス (007/03/7( 007/03/7) based on hep-ph/050406 [Phys.Lett.B637,66 (006)] hep-ph/060755

More information

24 10 10 1 2 1.1............................ 2 2 3 3 8 3.1............................ 8 3.2............................ 8 3.3.............................. 11 3.4........................ 12 3.5.........................

More information

Muon Muon Muon lif

Muon Muon Muon lif 2005 2005 3 23 1 2 2 2 2.1 Muon.......................................... 2 2.2 Muon........................... 2 2.3................................. 3 2.4 Muon life time.........................................

More information

W 1983 W ± Z cm 10 cm 50 MeV TAC - ADC ADC [ (µs)] = [] (2.08 ± 0.36) 10 6 s 3 χ µ + µ 8 = (1.20 ± 0.1) 10 5 (Ge

W 1983 W ± Z cm 10 cm 50 MeV TAC - ADC ADC [ (µs)] = [] (2.08 ± 0.36) 10 6 s 3 χ µ + µ 8 = (1.20 ± 0.1) 10 5 (Ge 22 2 24 W 1983 W ± Z 0 3 10 cm 10 cm 50 MeV TAC - ADC 65000 18 ADC [ (µs)] = 0.0207[] 0.0151 (2.08 ± 0.36) 10 6 s 3 χ 2 2 1 20 µ + µ 8 = (1.20 ± 0.1) 10 5 (GeV) 2 G µ ( hc) 3 1 1 7 1.1.............................

More information

cm λ λ = h/p p ( ) λ = cm E pc [ev] 2.2 quark lepton u d c s t b e 1 3e electric charge e color charge red blue green qq

cm λ λ = h/p p ( ) λ = cm E pc [ev] 2.2 quark lepton u d c s t b e 1 3e electric charge e color charge red blue green qq 2007 2007 7 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 1 2007 2 4 5 6 6 2 2.1 1: KEK Web page 1 1 1 10 16 cm λ λ = h/p p ( ) λ = 10 16 cm E pc [ev] 2.2 quark lepton 2 2.2.1 u d c s t b + 2 3 e 1 3e electric charge

More information

main.dvi

main.dvi MICE Sci-Fi 2 15 3 7 1 1 5 1.1 MICE(Muon Ionization Cooling Experiment)............. 5 1.1.1........................... 5 1.1.2............................... 7 1.1.3 MICE.......................... 10

More information

1 1 (proton, p) (neutron, n) (uud), (udd) u ( ) d ( ) u d ( ) 1: 2: /2 1 0 ( ) ( 2) 0 (γ) 0 (g) ( fm) W Z 0 0 β( )

1 1 (proton, p) (neutron, n) (uud), (udd) u ( ) d ( ) u d ( ) 1: 2: /2 1 0 ( ) ( 2) 0 (γ) 0 (g) ( fm) W Z 0 0 β( ) ( ) TA 2234 oda@phys.kyushu-u.ac.jp TA (M1) 2161 sumi@epp.phys.kyushu-u.ac.jp TA (M1) 2161 takada@epp.phys.kyushu-u.ac.jp TA (M1) 2254 tanaka@epp.phys.kyushu-u.ac.jp µ ( ) 1 2 1.1...............................................

More information

tsuchiya_090307

tsuchiya_090307 2/26 雷活動からのX線やガンマ線(1) 短時間バースト 継続時間:ミリ秒かそれ以下 自然の雷放電および誘来放電からの観測 衛星による大気上層からの観測(TGFs) Dwyer et al. 2003 Smith et al. 2005 長時間バースト もんじゅ 継続時間:数秒から数分 もんじゅHPより 雷放電に必ずしも同期しない おもに雷雲中 日本海側の冬季や高山で観測 される McCarthy

More information

nsg02-13/ky045059301600033210

nsg02-13/ky045059301600033210 φ φ φ φ κ κ α α μ μ α α μ χ et al Neurosci. Res. Trpv J Physiol μ μ α α α β in vivo β β β β β β β β in vitro β γ μ δ μδ δ δ α θ α θ α In Biomechanics at Micro- and Nanoscale Levels, Volume I W W v W

More information

Y. Nambu and G. Jona-Lasinio, A Dynamical Model of Elementary Particles Based on an Analogy with Superconductivity I, Phys. Rev. 122, 345 (1961). http://prola.aps.org/pdf/pr/v122/i1/p345_1 Y. Nambu and

More information

1 Tokyo Daily Rainfall (mm) Days (mm)

1 Tokyo Daily Rainfall (mm) Days (mm) ( ) r-taka@maritime.kobe-u.ac.jp 1 Tokyo Daily Rainfall (mm) 0 100 200 300 0 10000 20000 30000 40000 50000 Days (mm) 1876 1 1 2013 12 31 Tokyo, 1876 Daily Rainfall (mm) 0 50 100 150 0 100 200 300 Tokyo,

More information

km_atami09.ppt

km_atami09.ppt Belle 2009 Feb. 28th Homework discussion (2008 12 6 7 ) Home Works for Theorists So far works are done mainly for interpreting the observed phenomena. But, we need more predictions. prediction qq( ) qqq(

More information

untitled

untitled BELLE B J/ψ + K 12 1 1 2 BELLE 3 2.1 BELLE... 3 2.1.1 CP... 3 2.1.2 CKM... 4 2.1.3... 6 2.1.4 B CP... 8 2.2 KEKB... 13 2.3 BELLE... 16 2.3.1 SVD... 19 2.3.2 CDC.................. 2 2.3.3 ACC... 21 2.3.4

More information

( ) ,

( ) , II 2007 4 0. 0 1 0 2 ( ) 0 3 1 2 3 4, - 5 6 7 1 1 1 1 1) 2) 3) 4) ( ) () H 2.79 10 10 He 2.72 10 9 C 1.01 10 7 N 3.13 10 6 O 2.38 10 7 Ne 3.44 10 6 Mg 1.076 10 6 Si 1 10 6 S 5.15 10 5 Ar 1.01 10 5 Fe 9.00

More information

B

B B09170 5 8 ) ( ) π 0-1 s -1 sr -1 MeV HI Emissivity (3rd quadrant) -3-4 Abdo et al. 009 (6 months, P6V3_DIFFUSE) Local arm interarm Perseus arm and beyond Emissivity (MeV E -5-6 3 4 Energy (MeV) 5 1: 1

More information

研究シリーズ第40号

研究シリーズ第40号 165 PEN WPI CPI WAGE IIP Feige and Pearce 166 167 168 169 Vector Autoregression n (z) z z p p p zt = φ1zt 1 + φ2zt 2 + + φ pzt p + t Cov( 0 ε t, ε t j )= Σ for for j 0 j = 0 Cov( ε t, zt j ) = 0 j = >

More information

talk.title-…„…C…—†[#1

talk.title-…„…C…—†[#1 250 ~500GeV TeV 2001 R&D Schedule/Road Map for LC's Year LC/JLC NLC TESLA H.Sugawara, KEK,9/4/95 T.Barklow, Gran Sasso,6/3/95 B.H.Wiik, Gran Sasso,5/29/95 1996 ZDR(SNOWMASS96) First CDR ICFA at KEK to

More information

Electron Ion Collider と ILC-N 宮地義之 山形大学

Electron Ion Collider と ILC-N 宮地義之 山形大学 Electron Ion Collider と ILC-N 宮地義之 山形大学 ILC-N ILC-N Ee Ee == 250, 250, 500 500 GeV GeV Fixed Fixed target: target: p, p, d, d, A A 33-34 cm-2 LL ~~ 10 1033-34 cm-2 ss-1-1 s s == 22, 22, 32 32 GeV GeV

More information

LHC-ATLAS Hà WWà lνlν A A A A A A

LHC-ATLAS Hà WWà lνlν A A A A A A LHC-ATLAS Hà WWà lνlν A A A A A A 2011 1 Introduction 1fb -1 results and physics motivation -- ATLAS combined results with 1 fb -1 ZZà llnunu WWà lnulnu ZZà llll WWà lnuqq ATLAS official ATLAS 200-300

More information

JPS2012spring

JPS2012spring BelleII 実験用 TOP カウンターの性能評価 2012.7.7( 土 ) 名古屋大学高エネルギー物理学研究室 (N 研究室 ) 有田義宣 BelleII に搭載する粒子識別装置 TOP カウンター 2 BelleII 実験 もっとも識別の難しい π/k 識別 BelleⅡ 実験は Belle 実験をさらに高輝度化 (40 倍 ) し 大量の B 中間子からの稀崩壊現象を探る電子陽電子コライダー

More information

K 20 1 e, e K + 2000 2005 JLab e, e K + Λ K + 2 K + Missing Mass E/E 10 4 JLab 1 e, e K + Λ K, π π +, K + Λ Λ Σ 0 Mass Mass 2000 E89-009 e, e K + 12 Λ B 750 kev FWHM Missing Mass e, e K + background K

More information

CMB and DM (Cosmic Microwave Background and Dark Matter) ~ ~

CMB and DM (Cosmic Microwave Background and Dark Matter) ~ ~ 2003 2003 62 CMB and DM (Cosmic Microwave Background and Dark Matter) ~ ~ -PIC PIC CMB DM http://www-cr.scphys.kyotou.ac.jp cr.scphys.kyotou.ac.jp/ member/miuchi/education/lecture/2003_1st/ up up 5 223

More information

(e ) (µ ) (τ ) ( (ν e,e ) e- (ν µ,µ ) µ- (ν τ,τ ) τ- ) ( ) ( ) ( ) (SU(2) ) (W +,Z 0,W ) * 1) [ ] [ ] [ ] ν e ν µ ν τ e µ τ, e R,µ R,τ R (2.1a

(e ) (µ ) (τ ) ( (ν e,e ) e- (ν µ,µ ) µ- (ν τ,τ ) τ- ) ( ) ( ) ( ) (SU(2) ) (W +,Z 0,W ) * 1) [ ] [ ] [ ] ν e ν µ ν τ e µ τ, e R,µ R,τ R (2.1a 1 2 2.1 (e ) (µ ) (τ ) ( (ν e,e ) e- (ν µ,µ ) µ- (ν τ,τ ) τ- ) ( ) ( ) ( ) (SU(2) ) (W +,Z 0,W ) * 1) [ ] [ ] [ ] ν e ν µ ν τ e µ τ, e R,µ R,τ R (2.1a) L ( ) ) * 2) W Z 1/2 ( - ) d u + e + ν e 1 1 0 0

More information

µµ InGaAs/GaAs PIN InGaAs PbS/PbSe InSb InAs/InSb MCT (HgCdTe)

µµ InGaAs/GaAs PIN InGaAs PbS/PbSe InSb InAs/InSb MCT (HgCdTe) 1001 µµ 1.... 2 2.... 7 3.... 9 4. InGaAs/GaAs PIN... 10 5. InGaAs... 17 6. PbS/PbSe... 18 7. InSb... 22 8. InAs/InSb... 23 9. MCT (HgCdTe)... 25 10.... 28 11.... 29 12. (Si)... 30 13.... 33 14.... 37

More information

医系の統計入門第 2 版 サンプルページ この本の定価 判型などは, 以下の URL からご覧いただけます. このサンプルページの内容は, 第 2 版 1 刷発行時のものです.

医系の統計入門第 2 版 サンプルページ この本の定価 判型などは, 以下の URL からご覧いただけます.   このサンプルページの内容は, 第 2 版 1 刷発行時のものです. 医系の統計入門第 2 版 サンプルページ この本の定価 判型などは, 以下の URL からご覧いただけます. http://www.morikita.co.jp/books/mid/009192 このサンプルページの内容は, 第 2 版 1 刷発行時のものです. i 2 t 1. 2. 3 2 3. 6 4. 7 5. n 2 ν 6. 2 7. 2003 ii 2 2013 10 iii 1987

More information

23 1 Section ( ) ( ) ( 46 ) , 238( 235,238 U) 232( 232 Th) 40( 40 K, % ) (Rn) (Ra). 7( 7 Be) 14( 14 C) 22( 22 Na) (1 ) (2 ) 1 µ 2 4

23 1 Section ( ) ( ) ( 46 ) , 238( 235,238 U) 232( 232 Th) 40( 40 K, % ) (Rn) (Ra). 7( 7 Be) 14( 14 C) 22( 22 Na) (1 ) (2 ) 1 µ 2 4 23 1 Section 1.1 1 ( ) ( ) ( 46 ) 2 3 235, 238( 235,238 U) 232( 232 Th) 40( 40 K, 0.0118% ) (Rn) (Ra). 7( 7 Be) 14( 14 C) 22( 22 Na) (1 ) (2 ) 1 µ 2 4 2 ( )2 4( 4 He) 12 3 16 12 56( 56 Fe) 4 56( 56 Ni)

More information

positron 1930 Dirac 1933 Anderson m 22Na(hl=2.6years), 58Co(hl=71days), 64Cu(hl=12hour) 68Ge(hl=288days) MeV : thermalization m psec 100

positron 1930 Dirac 1933 Anderson m 22Na(hl=2.6years), 58Co(hl=71days), 64Cu(hl=12hour) 68Ge(hl=288days) MeV : thermalization m psec 100 positron 1930 Dirac 1933 Anderson m 22Na(hl=2.6years), 58Co(hl=71days), 64Cu(hl=12hour) 68Ge(hl=288days) 0.5 1.5MeV : thermalization 10 100 m psec 100psec nsec E total = 2mc 2 + E e + + E e Ee+ Ee-c mc

More information

反D中間子と核子のエキゾチックな 束縛状態と散乱状態の解析

反D中間子と核子のエキゾチックな   束縛状態と散乱状態の解析 .... D 1 in collaboration with 1, 2, 1 RCNP 1, KEK 2 . Exotic hadron qqq q q Θ + Λ(1405) etc. uudd s? KN quasi-bound state? . D(B)-N bound state { { D D0 ( cu) B = D ( cd), B = + ( bu) B 0 ( bd) D(B)-N

More information

B

B B07557 0 0 (AGN) AGN AGN X X AGN AGN Geant4 AGN X X X (AGN) AGN AGN X AGN. AGN AGN Seyfert Seyfert Seyfert AGN 94 Carl Seyfert Seyfert Seyfert z < 0. Seyfert I II I 000 km/s 00 km/s II AGN (BLR) (NLR)

More information

Microsoft Word - 学士論文(表紙).doc

Microsoft Word - 学士論文(表紙).doc GHz 18 2 1 1 3 1.1....................................... 3 1.2....................................... 3 1.3................................... 3 2 (LDV) 5 2.1................................ 5 2.2.......................

More information

スライド 1

スライド 1 201381 43 1 AGN SNR Pulsar e P e + χ e - χ JEM-EF ISS CALET CALorimetric Electron Telescope 201381 43 2 JAPAN Aoyama Gakuin University Hirosaki University Institute for Cosmic Ray Research, University

More information

6 2 T γ T B (6.4) (6.1) [( d nm + 3 ] 2 nt B )a 3 + nt B da 3 = 0 (6.9) na 3 = T B V 3/2 = T B V γ 1 = const. or T B a 2 = const. (6.10) H 2 = 8π kc2

6 2 T γ T B (6.4) (6.1) [( d nm + 3 ] 2 nt B )a 3 + nt B da 3 = 0 (6.9) na 3 = T B V 3/2 = T B V γ 1 = const. or T B a 2 = const. (6.10) H 2 = 8π kc2 1 6 6.1 (??) (P = ρ rad /3) ρ rad T 4 d(ρv ) + PdV = 0 (6.1) dρ rad ρ rad + 4 da a = 0 (6.2) dt T + da a = 0 T 1 a (6.3) ( ) n ρ m = n (m + 12 ) m v2 = n (m + 32 ) T, P = nt (6.4) (6.1) d [(nm + 32 ] )a

More information

目次 T2K 実験 ニュートリノ振動解析 外挿 ( 前置検出器 後置検出器 ) の 手法 Toy MCによるデモンストレーション まとめ 2

目次 T2K 実験 ニュートリノ振動解析 外挿 ( 前置検出器 後置検出器 ) の 手法 Toy MCによるデモンストレーション まとめ 2 T2K 実験における新しい外挿法に よるニュートリノフラックス予測 日本物理理学会第 67 回年年次 大会 ( 関 西学院 大学 西宮上ケ原キャンパス ) 京 大理理, 高エ研 A 村上明, 市川温 子, 久保 一, 坂下健 A, 鈴鈴 木研 人, 中平武 A, 中家剛, 丸 山和純 A, 他 T2K Collaboration 1 目次 T2K 実験 ニュートリノ振動解析 外挿 ( 前置検出器 後置検出器

More information

500 6 LHC ALICE ( 25 ) µsec MeV QGP

500 6 LHC ALICE ( 25 ) µsec MeV QGP 5 6 LHC ALICE shigaki@hiroshima-u.ac.jp chujo.tatsuya.fw@u.tsukuba.ac.jp gunji@cns.s.u-tokyo.ac.jp 3 ( 5 ) 5. µsec MeV QGP 98 RHIC QGP CERN LHC. LHC ALICE LHC p+p RHIC QGP ALICE 3 5 36 3, [, ] ALICE [,

More information

JPS_draft.pptx

JPS_draft.pptx LHC-ATLAS 実験における高い運動量を持つジェットの b- タグの開発及び評価 小林愛音 江成祐二 A 川本辰男 A 東大理 東大素セ A 9pSK-6 9th September 4 日本物理学会 4 年秋季大会 Introduction 5 年から始まる LHC の運転では高い運動量を持った物理の解析が重要 新しい重いレゾナンスの探索 (à WW, tt, hhà jets) VHà bb

More information

Table 1: Basic parameter set. Aperture values indicate the radius. δ is relative momentum deviation. Parameter Value Unit Initial emittance 10 mm.mrad

Table 1: Basic parameter set. Aperture values indicate the radius. δ is relative momentum deviation. Parameter Value Unit Initial emittance 10 mm.mrad SuperKEKB EMITTANCE GROWTH BY MISALIGNMENTS AND JITTERS IN SUPERKEKB INJECTOR LINAC Y. Seimiya, M. Satoh, T. Suwada, T. Higo, Y. Enomoto, F. Miyahara, K. Furukawa High Energy Accelerator Research Organization

More information

ATLAS実験における   レベル2ミューオントリガーの性能評価

ATLAS実験における   レベル2ミューオントリガーの性能評価 ATLAS 実験におけるレベル 2 ミューオントリガーの性能評価 所属 : 東大理 高エ研 A 神戸大自然 B CERN C 道前武 徳宿克夫 A 長野邦浩 A 小曽根健嗣 A 石川明正 B 大町千尋 B 蔵重久弥 B 河野能知 C Atlas-Japan HLTグループ 2008 年 9 月 23 日日本物理学会秋季大会 Level2 MuonTrigger System Level1 ~75[kHz]

More information

FPWS2018講義千代

FPWS2018講義千代 千代勝実(山形大学) 素粒子物理学入門@FPWS2018 3つの究極の 宗教や神話 哲学や科学が行き着く人間にとって究極の問い 宇宙 世界 はどのように始まり どのように終わるのか 全てをつかさどる究極原理は何か 今日はこれを考えます 人類はどういう存在なのか Wikipediaより 4 /72 千代勝実(山形大学) 素粒子物理学入門@FPWS2018 電子レンジ 可視光では中が透け

More information

N cos s s cos ψ e e e e 3 3 e e 3 e 3 e

N cos s s cos ψ e e e e 3 3 e e 3 e 3 e 3 3 5 5 5 3 3 7 5 33 5 33 9 5 8 > e > f U f U u u > u ue u e u ue u ue u e u e u u e u u e u N cos s s cos ψ e e e e 3 3 e e 3 e 3 e 3 > A A > A E A f A A f A [ ] f A A e > > A e[ ] > f A E A < < f ; >

More information

64 3 g=9.85 m/s 2 g=9.791 m/s 2 36, km ( ) 1 () 2 () m/s : : a) b) kg/m kg/m k

64 3 g=9.85 m/s 2 g=9.791 m/s 2 36, km ( ) 1 () 2 () m/s : : a) b) kg/m kg/m k 63 3 Section 3.1 g 3.1 3.1: : 64 3 g=9.85 m/s 2 g=9.791 m/s 2 36, km ( ) 1 () 2 () 3 9.8 m/s 2 3.2 3.2: : a) b) 5 15 4 1 1. 1 3 14. 1 3 kg/m 3 2 3.3 1 3 5.8 1 3 kg/m 3 3 2.65 1 3 kg/m 3 4 6 m 3.1. 65 5

More information

荷電粒子飛跡検出器ドリフトチェンバーの構造と性能テスト

荷電粒子飛跡検出器ドリフトチェンバーの構造と性能テスト 荷電粒子飛跡検出器ドリフトチェンバーの構造と性能テスト Shibata-lab. Shou Miyasaka - Contents - 1. MWPC(Multi Wire Proportional Chamber) および DC(Drift Chamber) とは何か 2. E906 実験の物理と spectrometer 3. Station 3 Drift Chamber の性能テスト 4.

More information

JIS Z803: (substitution method) 3 LCR LCR GPIB

JIS Z803: (substitution method) 3 LCR LCR GPIB LCR NMIJ 003 Agilent 8A 500 ppm JIS Z803:000 50 (substitution method) 3 LCR LCR GPIB Taylor 5 LCR LCR meter (Agilent 8A: Basic accuracy 500 ppm) V D z o I V DUT Z 3 V 3 I A Z V = I V = 0 3 6 V, A LCR meter

More information

Undulator.dvi

Undulator.dvi X X 1 1 2 Free Electron Laser: FEL 2.1 2 2 3 SACLA 4 SACLA [1]-[6] [7] 1: S N λ [9] XFEL OHO 13 X [8] 2 2.1 2(a) (c) z y y (a) S N 90 λ u 4 [10, 11] Halbach (b) 2: (a) (b) (c) (c) 1 2 [11] B y = n=1 B

More information

From Evans Application Notes

From Evans Application Notes 3 From Evans Application Notes http://www.eaglabs.com From Evans Application Notes http://www.eaglabs.com XPS AES ISS SSIMS ATR-IR 1-10keV µ 1 V() r = kx 2 = 2π µν x mm 1 2 µ= m + m 1 2 1 k ν = OSC 2

More information

29 1 29 1 K O TO (J-PARC E14 ) BHCV K O TO J-PARC K L π ν ν BHCV BHCV K L π ν ν BHCV 99.5% BHCV CF 4 MWPC BHCV 99.8% BHCV 2 1 K O TO 4 1.1........................................ 4 1.2 K L π ν ν................................

More information

[Ver. 0.2] 1 2 3 4 5 6 7 1 1.1 1.2 1.3 1.4 1.5 1 1.1 1 1.2 1. (elasticity) 2. (plasticity) 3. (strength) 4. 5. (toughness) 6. 1 1.2 1. (elasticity) } 1 1.2 2. (plasticity), 1 1.2 3. (strength) a < b F

More information

修士論文

修士論文 SAW 14 2 M3622 i 1 1 1-1 1 1-2 2 1-3 2 2 3 2-1 3 2-2 5 2-3 7 2-3-1 7 2-3-2 2-3-3 SAW 12 3 13 3-1 13 3-2 14 4 SAW 19 4-1 19 4-2 21 4-2-1 21 4-2-2 22 4-3 24 4-4 35 5 SAW 36 5-1 Wedge 36 5-1-1 SAW 36 5-1-2

More information

1/2 ( ) 1 * 1 2/3 *2 up charm top -1/3 down strange bottom 6 (ν e, ν µ, ν τ ) -1 (e) (µ) (τ) 6 ( 2 ) 6 6 I II III u d ν e e c s ν µ µ t b ν τ τ (2a) (

1/2 ( ) 1 * 1 2/3 *2 up charm top -1/3 down strange bottom 6 (ν e, ν µ, ν τ ) -1 (e) (µ) (τ) 6 ( 2 ) 6 6 I II III u d ν e e c s ν µ µ t b ν τ τ (2a) ( August 26, 2005 1 1 1.1...................................... 1 1.2......................... 4 1.3....................... 5 1.4.............. 7 1.5.................... 8 1.6 GIM..........................

More information

untitled

untitled N0 N8 N0 N8 N0 * 49MeV/nuceon β 0.3c γ Hgh Z Target Pb Equvaent Photon Method 0 d σ dωde σ π γ γ π E 3 γ [!! ] dnπ σ dω π γ Eγ c h C.A.Bertuan and G.Baur Phys.Rep.63,99 988. J.D. Jackson Cassca Eectrodynamcs

More information

2004 A1 10 4 1 2 2 3 2.1................................................ 3 2.2............................................. 4 2.3.................................................. 5 2.3.1.......................

More information

untitled

untitled --- = ---- 16 Z 8 0 8 8 0 Big Bang 8 8 s-process 50 r-process 8 50 N r-process s-process Hydrogen 71% Helium 8% Others 1.9% Heay 4-4% lements(>ni p-process (γ process? r-process s-process Big Bang H,He

More information

( ) Note (e ) (µ ) (τ ) ( (ν e,e ) e- (ν µ, µ ) µ- (ν τ,τ ) τ- ) ( ) ( ) (SU(2) ) (W +,Z 0,W ) * 1) 3 * 2) [ ] [ ] [ ] ν e ν µ ν τ e

( ) Note (e ) (µ ) (τ ) ( (ν e,e ) e- (ν µ, µ ) µ- (ν τ,τ ) τ- ) ( ) ( ) (SU(2) ) (W +,Z 0,W ) * 1) 3 * 2) [ ] [ ] [ ] ν e ν µ ν τ e ( ) Note 3 19 12 13 8 8.1 (e ) (µ ) (τ ) ( (ν e,e ) e- (ν µ, µ ) µ- (ν τ,τ ) τ- ) ( ) ( ) (SU(2) ) (W +,Z 0,W ) * 1) 3 * 2) [ ] [ ] [ ] ν e ν µ ν τ e µ τ, e R, µ R, τ R (1a) L ( ) ) * 3) W Z 1/2 ( - )

More information

a L = Ψ éiγ c pa qaa mc ù êë ( - )- úû Ψ 1 Ψ 4 γ a a 0, 1,, 3 {γ a, γ b } η ab æi O ö æo ö β, σ = ço I α = è - ø çèσ O ø γ 0 x iβ γ i x iβα i

a L = Ψ éiγ c pa qaa mc ù êë ( - )- úû Ψ 1 Ψ 4 γ a a 0, 1,, 3 {γ a, γ b } η ab æi O ö æo ö β, σ = ço I α = è - ø çèσ O ø γ 0 x iβ γ i x iβα i 解説 4 matsuo.mamoru jaea.go.jp 4 eizi imr.tohoku.ac.jp 4 maekawa.sadamichi jaea.go.jp i ii iii i Gd Tb Dy g khz Pt ii iii Keywords vierbein 3 dreibein 4 vielbein torsion JST-ERATO 1 017 1. 1..1 a L = Ψ

More information

keisoku01.dvi

keisoku01.dvi 2.,, Mon, 2006, 401, SAGA, JAPAN Dept. of Mechanical Engineering, Saga Univ., JAPAN 4 Mon, 2006, 401, SAGA, JAPAN Dept. of Mechanical Engineering, Saga Univ., JAPAN 5 Mon, 2006, 401, SAGA, JAPAN Dept.

More information

(Compton Scattering) Beaming 1 exp [i (k x ωt)] k λ k = 2π/λ ω = 2πν k = ω/c k x ωt ( ω ) k α c, k k x ωt η αβ k α x β diag( + ++) x β = (ct, x) O O x

(Compton Scattering) Beaming 1 exp [i (k x ωt)] k λ k = 2π/λ ω = 2πν k = ω/c k x ωt ( ω ) k α c, k k x ωt η αβ k α x β diag( + ++) x β = (ct, x) O O x Compton Scattering Beaming exp [i k x ωt] k λ k π/λ ω πν k ω/c k x ωt ω k α c, k k x ωt η αβ k α x β diag + ++ x β ct, x O O x O O v k α k α β, γ k γ k βk, k γ k + βk k γ k k, k γ k + βk 3 k k 4 k 3 k

More information

JPS2016_Aut_Takahashi_ver4

JPS2016_Aut_Takahashi_ver4 CTA 111: CTA 7 A B A C D A E F G D H I J K H H J L H I A C B I A J I H A M H D G Dang Viet Tan G Daniela Hadasch A Daniel Mazin A C CTA-Japan A, B, Max-Planck-Inst. fuer Phys. C, D, ISEE E, F, G, H, I,

More information

加速器の基本概念 V : 高周波加速の基礎

加速器の基本概念  V : 高周波加速の基礎 .... V : KEK koji.takata@kek.jp http://research.kek.jp/people/takata/home.html 2015 2015 4 16 1 2 (1) 3 (2) 4 5 6 ERL: Energy Recovery Linac LCLS: Linac Coherent Light Source LC : µ-µ Koji Takata (KEK)

More information

LHC ATLAS W µν Z µµ

LHC ATLAS W µν Z µµ 7TeV 35-67018 2011 / 01 / 20 LHC ATLAS W µν Z µµ 2011 1 20 2 2011 1 20 3 pp pp SppS (CERN): UA1 UA2 s = 0.63 TeV Tevatoron (Fermilab): CDF D0 s = 1.8, 1.96 TeV RHIC (BNL): PHENIX s = 0.5 TeV W µν ATLAS

More information

PDF

PDF 1 1 1 1-1 1 1-9 1-3 1-1 13-17 -3 6-4 6 3 3-1 35 3-37 3-3 38 4 4-1 39 4- Fe C TEM 41 4-3 C TEM 44 4-4 Fe TEM 46 4-5 5 4-6 5 5 51 6 5 1 1-1 1991 1,1 multiwall nanotube 1993 singlewall nanotube ( 1,) sp 7.4eV

More information

21 Daya Bay θ 13 Lawrence Berkeley National Laboratory Brookhaven National Laboratory 2012 ( 24 ) Daya Bay 2011

21 Daya Bay θ 13 Lawrence Berkeley National Laboratory Brookhaven National Laboratory 2012 ( 24 ) Daya Bay 2011 21 Daya Bay θ 13 Lawrence Berkeley National Laboratory YNakajima@lbl.gov Brookhaven National Laboratory thide@bnl.gov 2012 ( 24 ) 5 16 1 Daya Bay 2011 12,, θ 13, 55 2012 3 sin 2 2θ 13 Daya Bay sin 2 2θ

More information

T2K実験とは T2K実験 東海-神岡295km 長基線ニュートリノ振動実験 T2K実験の目的 1. νe appearanceの探索 T2K俯瞰図 νe SK 295km J-PARC θ13 の測定 (感度 sin 2θ13>0.006) P(νμ νe) = s223sin22θ13sin2(

T2K実験とは T2K実験 東海-神岡295km 長基線ニュートリノ振動実験 T2K実験の目的 1. νe appearanceの探索 T2K俯瞰図 νe SK 295km J-PARC θ13 の測定 (感度 sin 2θ13>0.006) P(νμ νe) = s223sin22θ13sin2( Of-Axis前置検出器を用いたT2K実験 ニュートリノビーム測定 2011/03/26 関西高エネルギー発表会, 大阪大学 矢野孝臣 原俊雄 鈴木州 青木茂樹A 家城佳B 南野彰宏B 中 家剛B 他T2K-SMRDグループ 神大理 神大発A 京大理B 1 T2K実験とは T2K実験 東海-神岡295km 長基線ニュートリノ振動実験 T2K実験の目的 1. νe appearanceの探索 T2K俯瞰図

More information

untitled

untitled SPring-8 RFgun JASRI/SPring-8 6..7 Contents.. 3.. 5. 6. 7. 8. . 3 cavity γ E A = er 3 πε γ vb r B = v E c r c A B A ( ) F = e E + v B A A A A B dp e( v B+ E) = = m d dt dt ( γ v) dv e ( ) dt v B E v E

More information

磁気測定によるオーステンパ ダクタイル鋳鉄の残留オーステナイト定量

磁気測定によるオーステンパ ダクタイル鋳鉄の残留オーステナイト定量 33 Non-destructive Measurement of Retained Austenite Content in Austempered Ductile Iron Yoshio Kato, Sen-ichi Yamada, Takayuki Kato, Takeshi Uno Austempered Ductile Iron (ADI) 100kg/mm 2 10 ADI 10 X ADI

More information

BESS BESS-Polar BESS-Polar II

BESS BESS-Polar BESS-Polar II BESS 2009.9.29 BESS BESS-Polar BESS-Polar II 1912 V.F. (Victor Franz Hess) 1936 HESS 17,500 (1912) 1912 Dirac 1937 1947 10 14 ev 10 28 ev 3K γ 30 ? He He n p n p + + ) + e / ( e Positron fraction e 0.4

More information