Experimental Investigation of the Decay Rate of Orthopositronium

Zhang Tianbao; Yang Guangming; Guo Baonian; Wang Haidong

近期发现有不法分子冒充我刊与作者联系，借此进行欺诈等不法行为，请广大作者加以鉴别，如遇诈骗行为，请第一时间与我刊编辑部联系确认（《中国物理C》（英文）编辑部电话：010-88235947,010-88236950），并作报警处理。

本刊再次郑重声明：

（1）本刊官方网址为cpc.ihep.ac.cn和https://iopscience.iop.org/journal/1674-1137

（2）本刊采编系统作者中心是投稿的唯一路径，该系统为ScholarOne远程稿件采编系统，仅在本刊投稿网网址（https://mc03.manuscriptcentral.com/cpc）设有登录入口。本刊不接受其他方式的投稿，如打印稿投稿、E-mail信箱投稿等，若以此种方式接收投稿均为假冒。

（3）所有投稿均需经过严格的同行评议、编辑加工后方可发表，本刊不存在所谓的“编辑部内部征稿”。如果有人以“编辑部内部人员”名义帮助作者发稿，并收取发表费用，均为假冒。

《中国物理C》（英文）编辑部

2024年10月30日

Chinese Physics C> 1992, Vol. 16> Issue(S2) : 135-140

Experimental Investigation of the Decay Rate of Orthopositronium

Institute of High Energy Physics, the Chinese Academy of Sciences. Beijing, China

Abstract
HTML
Reference
Related

PDF

Abstract：
A method for the measurement of the vacuum decay rate λ₀ of orthopositronium is presented and the preliminary result is λ₀=7.034 ±0.013 μs^-1. The possibility of improving the experiment is discussed.

[1]	Jie Wang , Yi Wang , Bo Xie , Pengfei Lv , Fuyue Wang , Baohong Guo , Dong Han , Yuanjing Li . Online aging study of a high rate MRPC. Chinese Physics C, 2016, 40(5): 056002. doi: 10.1088/1674-1137/40/5/056002
[2]	Yu-Shou Song , Ying-Wei Hou , Li-Yuan Hu , Hui-Lan Liu , Hong-Yi Wu . Influence of experimental conditions on the spectroscopy investigation of ¹⁴Be by Coulomb breakup reaction. Chinese Physics C, 2016, 40(5): 056203. doi: 10.1088/1674-1137/40/5/056203
[3]	HE Bao-Ping , YAO Zhi-Bin , SHENG Jiang-Kun , WANG Zu-Jun , HUANG Shao-Yan , LIU Min-Bo , XIAO Zhi-Gang . Study of the dose rate effect of 180 nm nMOSFETs. Chinese Physics C, 2015, 39(1): 016004. doi: 10.1088/1674-1137/39/1/016004
[4]	SHI Ben-Liang , HUANG Sheng , ZHU Kun , LU Yuan-Rong . Experimental study of the plasma window. Chinese Physics C, 2014, 38(1): 018201. doi: 10.1088/1674-1137/38/1/018201
[5]	SHEN Xiao-Kang , CAO Shu-Chun , ZHANG Zi-Min , JING Yi , FENG Yu-Cheng , WANG Hui , ZHAO Hong-Wei , ZHAO Quan-Tang , LIU Ming , LI Zhong-Ping . Experimental investigation of a pulse line ion accelerator in Lanzhou. Chinese Physics C, 2014, 38(11): 117008. doi: 10.1088/1674-1137/38/11/117008
[6]	WANG Xin-Hua , GUO Hai-Ping , MOU Yun-Feng , ZHENG Pu , LIU Rong , YANG Xiao-Fei , YANG Jian . Measurement of tritium production rate distribution fora fusion-fission hybrid conceptual reactor. Chinese Physics C, 2013, 37(5): 056202. doi: 10.1088/1674-1137/37/5/056202
[7]	GUAN Xing-Yin , SONG Zhao-Hui , HAN He-Tong . Fluence rate linear response limit of a scintillators to γ-rays. Chinese Physics C, 2011, 35(7): 656-659. doi: 10.1088/1674-1137/35/7/010
[8]	ZHOU Zhi-Yong , WANG Qi-Chao , GAO Qing . Investigation of the rescattering effect in D decay. Chinese Physics C, 2011, 35(8): 708-712. doi: 10.1088/1674-1137/35/8/002
[9]	MA Qiao-Sheng , LIU Zhong , WU Yong , JIN Xiao . Experimental investigation of the relativistic backward wave oscillator with a periodic guiding magnetic field. Chinese Physics C, 2010, 34(4): 499-501. doi: 10.1088/1674-1137/34/4/016
[10]	WANG Mian , CHEN Yong-Shou , LI Zhi-Hong , LIU Wei-Ping , SHU Neng-Chuan . Calculation of astrophysical reaction rate of ⁸²Ge(n,γ)⁸³Ge. Chinese Physics C, 2009, 33(S1): 79-81. doi: 10.1088/1674-1137/33/S1/026
[11]	MIAO Ting-Ting , SHANG Yong , LIU Zhan-Wen , ZHAO Hong-Wei , SUN Liang-Ting , ZHANG Xue-Zhen , ZHAO Huan-Yu , WANG Hui , MA Bao-Hua , LI Xi-Xia , ZHU Yu-Hua , FENG Yu-Cheng , LI Jing-Yu . Experimental results of helicon sources. Chinese Physics C, 2009, 33(10): 892-896. doi: 10.1088/1674-1137/33/10/013
[12]	ZHENG Yu-Zhan , LU Wu , REN Di-Yuan , WANG Gai-Li , YU Xue-Feng , GUO Qi . ELDRS and dose-rate dependence of vertical NPN transistor. Chinese Physics C, 2009, 33(1): 47-49. doi: 10.1088/1674-1137/33/1/010
[13]	MA Qiao-Sheng , ZHOU Chuan-Min , WU Yong . Theoretical investigation of a backward wave oscillator. Chinese Physics C, 2008, 32(4): 290-293. doi: 10.1088/1674-1137/32/4/010
[14]	ZHONG Bin , PING Rong-Gang , XIAO Zhen-Jun . Study of Λ decay parameter in J/ψ→ΛΛ decay. Chinese Physics C, 2008, 32(9): 692-696. doi: 10.1088/1674-1137/32/9/003
[15]	ZHU Wen-Han , ZHAO Yan-E , ZHANG Yun-Long , XU Zi-Zong , WANG Xiao-Lian . Experimental study of multi-photon contamination on the measurement offluorescent decay time. Chinese Physics C, 2008, 32(11): 912-915. doi: 10.1088/1674-1137/32/11/013
[16]	MA Qiao-Sheng , WU Yong , FAN Zhi-Kai , GAN Yan-Qing , JIN Xiao , ZHOU Chuan-Ming . Experimental investigation of backward wave oscillator with low magnetic field. Chinese Physics C, 2008, 32(3): 222-226. doi: 10.1088/1674-1137/32/3/013
[17]	Guo Zhongyan , Zhan Wenlong , Zhou Jianqun , Zao Youxiong , Wang Jinchuan , Luo Yongfeng , Liu Guanhua , Lei Huihong , Zhang Wansheng , Qi Zhong , Lin Yuangen . RIBLL1 Terminal Experimental Setup. Chinese Physics C, 1996, 20(S3): 225-232.
[18]	BES Collaboration . Experimental Study of f₂(1270) in the J/ψ Hadronic Decay. Chinese Physics C, 1992, 16(S4): 385-393.
[19]	ZHANG Tian-Bao , YANG Guang-Ming , GUO Bao-Nian , WANG Hai-Dong . Experimental Investigation for the Decay Rate of Orthopositronium. Chinese Physics C, 1992, 16(7): 577-581.
[20]	Yang Baozhong , Tan Yong , Tang Xiaowei , Bian Zuhe . The Angular Distribution of Photons in Orthopositronium Decay into Three Photons. Chinese Physics C, 1989, 13(S2): 139-142.

Access

Get Citation

Zhang Tianbao, Yang Guangming, Guo Baonian and Wang Haidong. Experimental Investigation of the Decay Rate of Orthopositronium[J]. Chinese Physics C, 1992, 16(S2): 135-140.

Zhang Tianbao, Yang Guangming, Guo Baonian and Wang Haidong. Experimental Investigation of the Decay Rate of Orthopositronium[J]. Chinese Physics C, 1992, 16(S2): 135-140. shu

RIS(for EndNote,Reference Manager,ProCite)

BibTex

Txt

Milestone

Received: 1991-09-05

Fund

Supported by the National Natural Science Foundation of China.

Article Metric

Article Views(506)
PDF Downloads(2)
Cited by(0)

Policy on re-use

To reuse of subscription content published by CPC, the users need to request permission from CPC, unless the content was published under an Open Access license which automatically permits that type of reuse.

通讯作者: 陈斌, bchen63@163.com

1.
沈阳化工大学材料科学与工程学院沈阳 110142

Experimental Investigation of the Decay Rate of Orthopositronium

Institute of High Energy Physics, the Chinese Academy of Sciences. Beijing, China

Received Date: 1991-09-05

Fund Project: Supported by the National Natural Science Foundation of China.

Abstract: A method for the measurement of the vacuum decay rate λ₀ of orthopositronium is presented and the preliminary result is λ₀=7.034 ±0.013 μs^-1. The possibility of improving the experiment is discussed.