Applications and the improvements of the N-K function for the analyses and observations of the high-energy cosmic neutrino and primary electrons
Applications and the improvements of the N-K function for the analyses and observations of the high-energy cosmic neutrino and primary electrons
批准号:
19540323
负责人:
NISHIMURA Jun
金额:
$2.58万
依托单位国家:
日本
项目类别:
Grant-in-Aid for Scientific Research (C)
财政年份:
2007
资助国家:
日本
项目状态:
已结题
起止时间:
2007 至 2009
中文摘要
为了观察贝加尔湖和冰立方项目中的高能中微子,我们采用分析方法,通过在水或冰中产生的介子或电子雨来评估切伦科夫光子的横向分布。用乳剂室对欧洲核子研究中心200GeV的加速器电子束进行了宇宙射线电子谱的精确观测,证实了能量测定的误差在10%以内。在通过气球上空的大气时,对电子光谱形状的变化进行了评估,以获得来自暗物质起源的额外可能光谱。我们还估算了气球上空大气中产生的背景电子的精确数量。
英文摘要
We make analytic approaches to evaluate the lateral distributions of the Cherenkov Photons by muons or electron showers produced in the water or ice to observe the high-energy neutrino in the Baikal and IceCube Projects.For the precise observation of the cosmic-ray electron spectrum with our emulsion chambers, we confirm that the error of our energy determination is within 10% with the accelerator electron beam of 200GeV at CERN. The change of the spectral shape of electrons is evaluated during passing through the atmosphere over the balloons for an additional possible spectrum from the dark matter origin. We also estimate the precise amounts of background electrons produced in the atmosphere over the balloons.
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Opening Talk
开幕演讲
DOI:
--
发表时间:
2008
期刊:
影响因子:
--
作者:
[T. Nakatsuka, J. Nishimura, J.Nishimura, J. Nishimura, J. Nishimura]
通讯作者:
J. Nishimura
西村純(学会発表の(3))
西村淳(会议演讲(3))
DOI:
--
发表时间:
期刊:
影响因子:
--
作者:
[]
通讯作者:
An Accurate measurement of LPM Effect with Emulsion Chambers
使用乳化室精确测量 LPM 效应
DOI:
--
发表时间:
2009
期刊:
Proc.of 31^<th>International Conference on Cosmic Rays.Lodz, Poland(2009) HE2.1
影响因子:
--
作者:
[T.Kobayashi, et al]
通讯作者:
et al
Secondary Electron Spectrum from 30GeV to 10TeV in the upper Atmosphere
高层大气中 30GeV 至 10TeV 的二次电子能谱
DOI:
--
发表时间:
2009
期刊:
Proc.of 31^<th>International Conference on Cosmic Rays.Lodz, Poland(2009) OG1.1
影响因子:
--
作者:
[Y.Komori, et al]
通讯作者:
et al
Propagation of electron components and Electron Observations with ECC.
电子成分的传播和使用 ECC 的电子观测。
DOI:
--
发表时间:
2008
期刊:
影响因子:
--
作者:
[T. Nakatsuka, J. Nishimura, J.Nishimura, J. Nishimura]
通讯作者:
J. Nishimura
共 15 条
A Research on the Structure of Legal Rights of Communy Care -from a Point of View of Social Services as Supports of Citizens' Participation-
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批准号:18K01302
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项目类别:Grant-in-Aid for Scientific Research (C)
-
资助金额:$2.5万
-
财政年份:2018
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负责人:NISHIMURA Jun
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依托单位:
Direct confirmation of the gauge/gravity correspondence and its application to the studies of the space-time structure
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批准号:20540286
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项目类别:Grant-in-Aid for Scientific Research (C)
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资助金额:$2.58万
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财政年份:2008
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负责人:NISHIMURA Jun
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依托单位:
Synthesis and Application of New Host Molecules derived from Macrocycles.
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批准号:11305063
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项目类别:Grant-in-Aid for Scientific Research (A)
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资助金额:$15.08万
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财政年份:1999
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负责人:NISHIMURA Jun
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依托单位:
Photochemical synthesis of new ionophores and their application
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批准号:08555226
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项目类别:Grant-in-Aid for Scientific Research (A)
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资助金额:$6.85万
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财政年份:1996
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负责人:NISHIMURA Jun
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依托单位:
Investigation on Cosmic High-Energy Electrons Accelerated in Super Navae
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批准号:05402006
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项目类别:Grant-in-Aid for Scientific Research (A)
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资助金额:$18.62万
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财政年份:1993
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负责人:NISHIMURA Jun
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依托单位:
Transoceanic Flights between Japan and China
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批准号:01044144
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项目类别:Grant-in-Aid for international Scientific Research
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资助金额:$1.92万
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财政年份:1989
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负责人:NISHIMURA Jun
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依托单位:
Synthesis of New Highly-strained Cyclophanes Bridged by Cyclobutane Rings and Use of Their Properties
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批准号:01470093
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项目类别:Grant-in-Aid for General Scientific Research (B)
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资助金额:$3.71万
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财政年份:1989
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负责人:NISHIMURA Jun
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依托单位:
海外基金