E64 (πI) T.Tsuru

Studies of 2π, 3π States in π-p Charge Exchange Reaction

 

E121 (πI II) T.Inagaki

Study of a Few Pion States in π-p Charge Exchange Reaction

 

E64

Submitted

1978.5.25

Approved

1979.6.1

Beam line

π1

Shift requested

150

Shift executed

165.7

Executed cycles

81[11,12,13], 82[3,4,6,7,8,9,10,11,12,13,14,15,16], 83[1,2,3,6,7,8,9]

 

E121

Submitted

1983.3.31

Approved

1983.4.20

Beam line

π1

Shift requested

120

Shift executed

62.4

Executed cycles

83[10,11,12,13], 84[2,3]

 

 

Papers and activities

 

[Legend]

Physics papers published in refereed journal

Technical papers

PhD theses

Conference and Symposium

Internal Report and others

 

● A.Ando et al.

  

Evidence for Two Pseudoscalar Resonances of the ηπ+π- System in the D(1285) and E/ι Regions

  

Phys. Rev. Lett. 57 (1986) 1296.

● A.Ando et al.

  

Experimental study of the axial-vector resonances of a1 and h1 in the π-p charge exchange reaction

  

Phys. Lett. B291 (1992) 496.

○ T.Inagaki and R.Takashima

  

New Types of Plastic Scintillators

  

Nucl.Instr.Meth. 201(1982) 511.

○ T.Inagaki et al.

  

Large Aperture Superconducting Magnet (BENKEI)

  

Teionkogaku 18 (1983) 296 (in Japanese).

○ M.Ikeno et al.

  

Data Acquisition System with Encoder and Buffer Memory Modules

  

Nucl. Instr. Meth. 225 (1984) 347.

○ T.Inagaki et al.

  

Large Aparture Superconducting Magnet (BENKEI)

  

Cryogenics Feb. (1984) 83.

○ M.Kobayashi et al.

  

An NaI(Tl)-241Am High Reliability, Constant Amplitude Light Pulser

  

Nucl. Instr. Meth. 224 (1984) 318.

★ J.Shirai

  

Measurement of the Differential Cross Sections of η and η' Produced in π-p Charge Exchange Reactions at 8.06 GeV/c.

  

Kyoto University, 1985

★ K.Ohmi

  

Experimental Study of π-p→ π+π-πoηn and π+π-ηn Process at 8.06 GeV/c.

  

Tsukuba University, 1985

★ R. Takashima

  

Experimental Study on the Reaction π-p→ K±Kosπ±ηn at 8.06 GeV/c.

  

Kyoto University, 1986

◇ A. Ando et al.

  

High Statistics Study of π-p→ π+π-πon and π+π-ηn Reactions at 8.06GeV/c.

  

XXII International Conference on High Energy Physics, Leipzing, July, 1984.

◇ T. Tsuru

  

Recent Status of Meson Spectroscopy - exotic states -.

  

Proceeding of the Meeting on Hadron Spectroscopy, KEK Feb. 5-6, 1985., KEK Report 85-14, p1.

◇ T. Inagaki and K.Ohmi

  

Meson Spectroscopy Experiment in Charge Exchange Process.

  

Proc. of the Meeting on Hadron Spectroscopy, KEK Feb. 5-6, 1985., KEK Report 85-14, p1.

◇ T. Tsuru

  

Meson Spectroscopy Experiment at KEK - Eι Puzzle -.

  

Proc. of the International Workshop on Nucl. Phys. in GeV Region, KEK, Nov. 13-15, 1984., KEK Report 84-20, p101.

◇ K. Ohmi

  

Experimental Review of Meson Spectroscopy.

  

Proc. of the Meeting on Few-Body Problems, KEK, Oct. 3-5,1985., KEK Report 85-13, p1.

◇ T. Inagaki

  

Meson Spectroscopy Experiment in Charge Exchange Process.

  

Proc. of the Meeting on Few-Body Problems, KEK, Oct. 3-5,1985., KEK Report 85-13, p24.

◇ A. Ando et al.  

  

Evidence for a New Pseudoscalar Resonance in ηπ+π-System in the E/ι Region Produced by π-p Charge Exchange Reaction.

  

International Europhysics Conference on High Energy Physics, Bari, Italy, July 18-24, 1985.

◇ A. Ando et al.

  

Evidence for a New Pseudoscalar Resonance in ηπ+π- System in the E/ι Region Produced by π-p Charge Exchange Reaction.

  

1985 Internatinal Symposium on Lepton and Photon Interactions at High Energies, Kyoto, Aug. 19-24, 1985, KEK Preprint 85-15, June 1985.

◇ S. Fukui et al.

  

Study of the ηπ+π- System in E/ι Region Produced by π-p Charge Exchange Reaction at 8.95 GeV/c.

  

Proc. of the Second International Conference on Hadron Spectroscopy, April 16-18, 1987, KEK, Tsukuba, KEK     87-7 (1987) 477.

◇ A. Ando et al.

  

Study of the π+π-πo system in π-p Charge Exchange Reaction at 8.06 GeV/c.

  

Proc. of the Second International Conference on Hadron Spectroscopy, April 16-18, 1987, KEK, Tsukuba, KEK Preprint 87-56 (1987) 479.

◇ A. Ando et al.

  

Experimental study on π-p → K±Ksπ+n at 8.06 GeV/c.

  

XXIV International Conference on High Energy Physics, August 4-10, 1988 Μnich

◇ K. Takamatsu

  

Experimental studies on Meson Spectroscopy at KEK

  

Proc. 2nd Int. Conf. Hadron Spectroscopy, Hadron89, Sep. 23-27, 1989, Ajaccio, Edition Frontieres (1990) 71 and KEK 89-154, 1989.

◇ T. Inagaki

  

A Series of Experiments at KEK for Light Quark Meson Spectroscopy, E64/121/135

  

Proc. of BNL Workshop on Glueballs, Hybrids and Exotic Hadrons, AIP Conf.Proc.185(1988)35

◇ K. Ohmi

  

Axial Vector Resonances a1 and h1 of π+π-πo Systems in π-p Charge Exchange Reaction at 8.06 GeV/c

  

Nucl. Phys. B21(Proc. Suppl.)(1991) 98.

◇ K.Ohmi

 

a1 and h1 in the π-p Charge Exchange Reaction

 

Proc. 3rd Workshop on Light Quark Meson Spectroscopy, Feb 28-29, 1992, KEK

 

KEK Proceedings 92-8 (1992)14.

◇ A.Ando et al. (presented by T.Tsuru)

  

Mass and Width of a1(1260) in π-p Charge Exchange Reaction

  

Proc. Int. Conf. on Hadron Spectroscopy, Hadron91, Aug. 12-16 (1991), College Park, World Scientific (1992) 455.

* A.Ando et al.

  

Electron Beam Test of the Active Converter Device. KEK-79-21, 1979.

* T.Tsuru et al.

  

New Online Program with Encoder and Memory Buffer Modules (in Japanese).

  

KEK Report 84-4, May 1984.

* A. Ando et al.

  

High Statistics Study of π-p →π+π-πon and π+π-ηn Reactions at 8.06 GeV/c

  

High Energy Conf. Leipzing, DDR, 19-27 July, KEK Preprint 84-7

* A. Ando et al.

  

Evidence for a New Pseudoscalar Resonance of ηπ+π- System in the E/ι Region Produced by π-p Charge Exchange Reaction

  

KEK-Internal 85-15, 1986

* T.Tsuru

  

Glueball Tansaku to E/ι Puzzle

  

Butsuri Gakkaishi 41-9 (1986)

* T.Tsuru

  

Short Review of Light Quark Spectroscopy

  

Proc. of the Symposium on Hadron Spectroscopy, KEK, Jan.8-9,1987

* T. Tsuru and K.Takamatsu

  

Proc. of the Second International Conference on Hadron Spectroscopy, April 16-18, 1987

* J.Iizuka

  

Light Meson Spectroscopy ni kansuru shomondai

  

Proc. Meeting for Studies on Meson Spectroscopy in 1-2 GeV Region, KEK, Aug.8-10,1989, KEK Report 90-6 (1989) 11.

* T.Nakaura

  

ππ Analysis IV-S(750) Resonance ni tsuite

  

Proc. Meeting for Studies on Meson Spectroscopy in 1-2 GeV Region, KEK, Aug.8-10, 1989, KEK Report 90-6 (1989) 19.

* K.Takamatsu

  

1.2-1.5 GeV/c2 Ryouiki no Pseudscalar, Axialvector Tyukanshi-e+e-, γγ, Hadron hannou

 

Proc. Meeting for Studies on Meson Spectroscopy in 1-2 GeV Region, KEK, Aug. 8-10, 1989, KEK Report 90-6 (1989) 48.

* K.Takamatsu

  

Meson Spectroscopy no Kenkyu-Exotic Joutai no Tansaku

  

Gakujutsu Geppou 34-4 (1990) 349.