Nlab. Publications
BELLE Project
Tau Physics at Belle
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Search for neutrinoless decays tau -> 3l
Y. Yusa et al. (Belle Collaboration), to appear in Phys. Rev. Lett.
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Search for the Lepton-Flavor-Violating Decay tau^- to mu^- eta at Belle
Y. Enari et al. (Belle Collaboration), to appear in Phys. Rev. Lett.
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An Upper Bound on the Decay tau -> mu gamma from Belle
K.Abe, et al.(Belle Collaboration),
to appear in Phys. Rev. Lett.
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Tau physics at BELLE
T.Ohshima et al,
NUCLEAR PHYSICS B,BELLE-NOTE 261
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Examination of T/CP invariance in e^+e^- ->tau^+tau^- Reaction
T.Ohshima,S.Suito et al,
Prog.Theor.Phys 99 (1998) 413-422
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Measurement of |Vub| using inclusive B to Xu l nu decays with a novel Xu-reconstruction method
H.Kakuno, et al.(Belle Collaboration), to appear in Phys. Rev. Lett.
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Observation of the Radiative Decay D0 -> phi gamma
O.Tajima, et al.(Belle Collaboration), to appear in Phys. Rev. Lett.
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Measurements of the DsJ resonance properties
Y.Mikami, et al.(Belle Collaboration), published in Phys. Rev. Lett. 92, 012002 (2004)
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Measurement of K+K- production in two-photon collisions in the resonant-mass region
K.Abe, et al.(Belle Collaboration), to appear in EPJ C
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Search for B0 -> l+ l- at Belle
M.-C.Chang, P.Chang, et al.(Belle Collaboration), published in Phys. Rev. D 68, 111101 (R) (2003)
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Search for B- -> J/psi lambda p-bar
S.L.Zang, et al.(Belle Collaboration), published in Phys. Rev. D 69, 017101 (2004)
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Observation of B -> K* l+l-
A.Ishikawa, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 261601 (2003)
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Observation of a new narrow charmonium state in exclusive B+ ->K+ pi+pi-J/psi decays
S.-K.Choi, S.L.Olsen, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 262001 (2003)
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Evidence for B0 -> pi0pi0
S.H.Lee, K.Suzuki, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 261801 (2003)
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Observation of radiative B -> phi K gamma decays
A.Drutskoy, et al.(Belle Collaboration), to appear in Phys. Rev. Lett.
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Measurement of Time-Dependent CP-Violating Asymmetries in B0 --> phi Ks0, K+ K- Ks0 and eta' Ks0 Decays
K.Abe, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 261602 (2003)
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Observation of DsJ(2317) and DsJ(2457) in B decays
P.Krokovny, A.Bondar, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 262002 (2003)
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Study of B meson decays to three-body charmless hadronic final states
A.Garmash, et al.(Belle Collaboration), to appear in Phys. Rev. D
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Study of B- -> D**0 pi-(D**0 -> D(*)+ pi-) decays
K.Abe, et al.(Belle Collaboration), to appear in Phys. Rev. D
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Measurement of Branching Fractions and Polarization in B -> phi K(*) Decays
K.-F.Chen, A.Bozek, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 201801 (2003)
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Observation of B+ ->rho+ rho0
J.Zhang, M.Nakao, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 221801 (2003)
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Evidence for B -> phi phi K
H.-C.Huang, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 241802 (2003)
Evidence for B -> phi phi K
H.-C.Huang, et al.(Belle Collaboration), published in Phys. Rev. Lett. 91, 241802 (2003)
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Measurement of branching fraction ratios and CP asymmetries in B+- -> Dcp K+-
S.K.Swain, T.E.Browder, et al.(Belle Collaboration), published in Phys. Rev. D 68, 051101 (2003)
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Improved Measurement of the Partial-Rate CP Asymmetry in B+ -> K0pi+ and B- -> K0bar pi- Decays
Y.Unno, K.Suzuki, et al.(Belle Collaboration), published in Phys. Rev. D 68, 011103 (2003)
Detector R & D for Belle/Super Belle
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MCP-PMT Timing Property for Single Photons
M. Akatsu, et al.,
to appear in Nucl. Instr. Meth. A
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Development of a 24-anode linear-array fine-mesh PMT with
85% photoelectron detection efficiency and 100 ps TTS at B <= 1T
M.Hirose,M.Akatsu,Y.Enari et al.,
submit Nucl.Instrum.Meth
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Cathode image readout in the BELLE CDC
M.Akatsu,F.Fujimoto,Y.Fujita et al.,
Nucl.Instrum.Meth.A454(2000)322-333
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TIME-OF-PROPAGATION CERENKOV COUNTER A NEW CHERENKOV RING IMAGING DETECTOR
T.Ohshima,
ICFA Instr.Bull.20.Spring(2000)1-15
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TEST RESULT OF TIME-OF-PROPAGATION CERENKOV COUNTER
T.Ohshima,
Nucl.Instrum.Meth.A453(2000)331-335,Proc og the 7th Int.Conf.on Instr.for
Colliding Beam Physics,INSTR99,Hamamatsu,Nov,15-19,1999.
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Z-trigger system with the BELLE Central Drift Chamber
M.Tomoto et al.,
Nucl.Instrum.Meth.A447(2000)416-423
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Time-of-Propagation Cherenkov counter for particle identification
DPNU preprint , BELLE-NOTE 260
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A Simple Wire-Tension Measurement System
F.Fujimoto,M.Hirose,K.Inami et al,
DPNU preprint , BELLE-NOTE 191 , JJAP
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Test of charge to time conversion and multi TDC technique for the Belle CDC readout.
Nucl.Instr.and Methods A405 (1998) 105-110
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Study of dE/dx in a drift chamber with He-C2H6 gas mixture.
J.Phys.Soc.Japan 65 (1996) 657
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Study of a dE/dx measurement and the gas-gain saturation by a prototype drift chamber for the BELLE-CDC.
K. Emi et al.
Nucl. Instr. and Methods A379 (1996) 225
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Study of a drift chamber filled with a helium-ethane mixture
Nucl.Instr.and Meth.in Phys. ResA330 (1993) 55
TRISTAN Project
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Charged particle multiplicities of quark and qluon jets in e+e-annihilation at TRISTAN.
Phys.LettersB413 (1997) 447-452
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Measurement of the electromagnetic coupling at large momentum transfer.
Phys.Rev.Letters78 (1997) 424
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Observation of highly virtual photon-photon collisions to hadrons at TRISTAN.
Phys.Letters B368 (1996) 299
SLD Project
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Direct measurement of parity violation in the coupling of Z0bosons to B quarks using a mass tag and momentum weighted track charge.
Phys.Rev.letters81 (1998) 942-946
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Measurement of the B+and B0 lifetimes using topological reconstruction of inclusive and semileptpnic decays.
Phys.Rev.letters79 (1997) 590-596
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Measurement of the B badron energy distribution in Z0decays.
Phys.Rev.D56 (1997) 5310-5319
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Direct measurement of leptonic coupling asymmetries with polarizes Zs.
Phys.Rev.Letters 79 (1997) 804-808
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Measurement of the tau neutrino helicity and the Michel parameters inpolarized e + e - collisions.
Phys.Rev.Letters 78 (1997) 4691
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Measurement of leading particle effects in decays of Z0bosons into light flavors.
Phys.Rev.Letters 78 (1997) 3442
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An improved measurement of the left-right Z0cross-section asymmetry.
Phys.Rev.Letters 78 (1997) 2075
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First measurement of the left-right charge asymmetry in hadronic Z boson decays and a new determination of sin2θweff.
Phys.Rev.Letters. 78 (1997) 17
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Measurements of charged multiplicities in b,c,and light quark event from Z0 decays.
Phys.Letters. B386 (1996) 475
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Factorial and cumulant moments in e + e - -> hadrons at the Z0 resonancs.
Phys.Letters.B371 (1996) 149
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A test of the flavor independence of strong interraction.
Phys.Rev.D53 (1996) 2271
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Measurements of Rb with impact parameters and displaced vertices.
Phys.Rev. D53 (1996) 1023
博士論文
2002
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Precise Measurement of the Electric Dipole Moment of the tau Lepton at Belle
居波 賢二
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Belle 実験における B^+- -> D_CP K^+- 崩壊の CP 非保存の研究
杉 顕仁
2001
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Belle 実験における B -> D(*) K^- 崩壊の測定
松本 崇博
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Study of the Flavor-Changing Netural Current Decays B -> K(*) ll with Belle
石川 明正
2000
1999
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A TEST OF THE FLAVOR INDEPENDENCE OF STRONG INTERACTIONS IN e^+e^- ANNIHILATION AT THE Z^0 POLE
(gzipped Postscript)
大石憲嗣(Oishi, Noritsugu)
修士論文
2003
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粒子識別装置 TOP カウンターの開発研究
栗山 靖敏
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次世代型粒子識別装置用マルチアノード型光電子増倍管の開発研究
小島 正敏
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pi/K 粒子識別装置用 Micro Channel Plate-PMT の開発研究
柳瀬 寿志
2002
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高い頻度の事象に対応した飛跡検出器の開発
井垣 友克
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高時間分解能 TOF カウンターの研究 -- 限界への挑戦 --
徳田 晴介
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次世代型粒子識別検出器「Bar-TOP カウンター」の研究開発
松石 武
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他チャンネル型光電子増倍管を用いた TOF カウンターの研究 〜時間分解能 10 psec〜
宮林 義久
2001
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Cherenkov 光を利用した新型粒子識別装置 TOP counter の研究開発
川上 禎之
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Belle 実験におけるレプトンの香りを破る tau -> mu gamma 崩壊の探索
保久上 隆
2000
1999
1998
1997
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KEK B ファクトリー中央飛跡検出器 カソード部分の製作および形状解析
松本崇博
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cathode part の製作
可児高光
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ヘリウム-エタン混合ガスにおけるエネルギー損質の測定
吉田勝浩
1996
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KEK B ファクトリー中央飛跡検出器 カソード読みだし部の開発
伊丹俊輔
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電子・陽電子衝突実験における反応事象判定のための高速エレクトロニクス・トリガーの研究
(gzipped Postscript)
戸本誠
1995
4回生 卒業論文
2003
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スモールセル型ドリフトチェンバーの研究
青木 康一
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\pi/K 粒子識別装置 (TOP counter) 用角型 MCP-PMT(SL10) の研究開発
岸本 直樹
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小型 Drift Chamber の製作と性能評価
冨田 晃弘
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シンチレーション TOF カウンターからクォーツ TOF カウンターへ
永田 悠一
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宇宙線による Tile TOF Counter の実験
山口 博史
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粒子識別装置用 MCP-PMT の研究開発
芳野 真弥
2002
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磁場中(<= 1.5T)における MCP-PMT の稼働特性試験
伊藤 康
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Drift Chamber の研究
久保田 隆至
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ドリフトチェンバーの製作と性能評価
小酒井 良延
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FMPMT の磁場テストのまとめ
糠谷 直浩
2001