Experimental search for the decay mode KL → π+π-e+e-

T. Nomura; Y. Hemmi; H. Kurashige; Y. Matono; K. Murakami; H. Sakamoto; Noboru Sasao; M. Suehiro; Y. Takeuchi; Y. Fukushima; Y. Ikegami; T. T. Nakamura; T. Taniguchi; M. Asai

Experimental search for the decay mode K_L → π⁺π^-e⁺e^-

T. Nomura, Y. Hemmi, H. Kurashige, Y. Matono, K. Murakami, H. Sakamoto, Noboru Sasao, M. Suehiro, Y. Takeuchi, Y. Fukushima, Y. Ikegami, T. T. Nakamura, T. Taniguchi, M. Asai

Research output: Contribution to journal › Article

7 Citations (Scopus)

Abstract

We report on results of an experimental search for the K_L → π⁺π^- e⁺e^- decay mode. We have found no evidence for the decay and obtained a 90% confidence level upper limit of 4.6 × 10^-7 for its branching ratio.

Original language	English
Pages (from-to)	445-449
Number of pages	5
Journal	Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume	408
Issue number	1-4
Publication status	Published - Sep 11 1997
Externally published	Yes

Fingerprint

decay

confidence

ASJC Scopus subject areas

Nuclear and High Energy Physics

Cite this

Nomura, T., Hemmi, Y., Kurashige, H., Matono, Y., Murakami, K., Sakamoto, H., ... Asai, M. (1997). Experimental search for the decay mode K_L → π⁺π^-e⁺e^- Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 408(1-4), 445-449.

Experimental search for the decay mode K_L → π⁺π^-e⁺e^- . / Nomura, T.; Hemmi, Y.; Kurashige, H.; Matono, Y.; Murakami, K.; Sakamoto, H.; Sasao, Noboru; Suehiro, M.; Takeuchi, Y.; Fukushima, Y.; Ikegami, Y.; Nakamura, T. T.; Taniguchi, T.; Asai, M.

In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 408, No. 1-4, 11.09.1997, p. 445-449.

Research output: Contribution to journal › Article

Nomura, T, Hemmi, Y, Kurashige, H, Matono, Y, Murakami, K, Sakamoto, H, Sasao, N, Suehiro, M, Takeuchi, Y, Fukushima, Y, Ikegami, Y, Nakamura, TT, Taniguchi, T & Asai, M 1997, 'Experimental search for the decay mode K_L → π⁺π^-e⁺e^- ', Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, vol. 408, no. 1-4, pp. 445-449.

Nomura T, Hemmi Y, Kurashige H, Matono Y, Murakami K, Sakamoto H et al. Experimental search for the decay mode K_L → π⁺π^-e⁺e^- Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 1997 Sep 11;408(1-4):445-449.

Nomura, T. ; Hemmi, Y. ; Kurashige, H. ; Matono, Y. ; Murakami, K. ; Sakamoto, H. ; Sasao, Noboru ; Suehiro, M. ; Takeuchi, Y. ; Fukushima, Y. ; Ikegami, Y. ; Nakamura, T. T. ; Taniguchi, T. ; Asai, M. / Experimental search for the decay mode K_L → π⁺π^-e⁺e^- In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 1997 ; Vol. 408, No. 1-4. pp. 445-449.

@article{e6c50bbbf2c541cc80b2093a44e33e0e,

title = "Experimental search for the decay mode KL → π+π-e+e-",

abstract = "We report on results of an experimental search for the KL → π+π- e+e- decay mode. We have found no evidence for the decay and obtained a 90{\%} confidence level upper limit of 4.6 × 10-7 for its branching ratio.",

author = "T. Nomura and Y. Hemmi and H. Kurashige and Y. Matono and K. Murakami and H. Sakamoto and Noboru Sasao and M. Suehiro and Y. Takeuchi and Y. Fukushima and Y. Ikegami and Nakamura, {T. T.} and T. Taniguchi and M. Asai",

year = "1997",

month = "9",

day = "11",

language = "English",

volume = "408",

pages = "445--449",

journal = "Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics",

issn = "0370-2693",

publisher = "Elsevier",

number = "1-4",

}

TY - JOUR

T1 - Experimental search for the decay mode KL → π+π-e+e-

AU - Nomura, T.

AU - Hemmi, Y.

AU - Kurashige, H.

AU - Matono, Y.

AU - Murakami, K.

AU - Sakamoto, H.

AU - Sasao, Noboru

AU - Suehiro, M.

AU - Takeuchi, Y.

AU - Fukushima, Y.

AU - Ikegami, Y.

AU - Nakamura, T. T.

AU - Taniguchi, T.

AU - Asai, M.

PY - 1997/9/11

Y1 - 1997/9/11

N2 - We report on results of an experimental search for the KL → π+π- e+e- decay mode. We have found no evidence for the decay and obtained a 90% confidence level upper limit of 4.6 × 10-7 for its branching ratio.

AB - We report on results of an experimental search for the KL → π+π- e+e- decay mode. We have found no evidence for the decay and obtained a 90% confidence level upper limit of 4.6 × 10-7 for its branching ratio.

UR - http://www.scopus.com/inward/record.url?scp=0039513736&partnerID=8YFLogxK

UR - http://www.scopus.com/inward/citedby.url?scp=0039513736&partnerID=8YFLogxK

M3 - Article

AN - SCOPUS:0039513736

VL - 408

SP - 445

EP - 449

JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

SN - 0370-2693

IS - 1-4