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De l'observation sismologique à l'évaluation du risque sismique 从地震观测到地震风险评估
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008017
Yves Cansi, J. Guilbert, M. Nicolas
{"title":"De l'observation sismologique à l'évaluation du risque sismique","authors":"Yves Cansi, J. Guilbert, M. Nicolas","doi":"10.1051/CLEFS/2008017","DOIUrl":"https://doi.org/10.1051/CLEFS/2008017","url":null,"abstract":"S'il reste illusoire d'esperer disposer rapidement d'une methode fiable de prevision de l'occurrence imminente d'un seisme, l'evaluation du risque de sa survenue realise de reels progres auxquels contribue le pole alea sismique du CEA.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125066974","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Le suivi à long terme du CO2 atmosphérique 大气二氧化碳的长期监测
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008006
Michel Ramonet, Olivier Cloue
{"title":"Le suivi à long terme du CO2 atmosphérique","authors":"Michel Ramonet, Olivier Cloue","doi":"10.1051/CLEFS/2008006","DOIUrl":"https://doi.org/10.1051/CLEFS/2008006","url":null,"abstract":"Les modeles en general, et ceux de l'atmosphere en particulier, valent par la quantite et la qualite des mesures qui les alimentent. Cela s'avere d'autant plus vrai pour le suivi a long terme de la concentration en gaz carbonique qu'interviennent de multiples facteurs parasites. D'ou le developpement de reseaux toujours plus performants au niveau international.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130109684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Les étoiles ensemencent l’Univers - Les enseignements du Soleil 恒星播种宇宙-太阳的教导
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2009004
S. Turck-Chièze
{"title":"Les étoiles ensemencent l’Univers - Les enseignements du Soleil","authors":"S. Turck-Chièze","doi":"10.1051/CLEFS/2009004","DOIUrl":"https://doi.org/10.1051/CLEFS/2009004","url":null,"abstract":"","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133366542","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Traceurs et jauges nucléoniques éclairent la dynamique sédimentaire en milieu fluvial et littoral 核示踪剂和核子计揭示了河流和海岸环境中的沉积动力学
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008003
P. Brisset
{"title":"Traceurs et jauges nucléoniques éclairent la dynamique sédimentaire en milieu fluvial et littoral","authors":"P. Brisset","doi":"10.1051/CLEFS/2008003","DOIUrl":"https://doi.org/10.1051/CLEFS/2008003","url":null,"abstract":"La mecanique des fluides ne pouvant decrire les phenomenes lies aux transports de sediments par ses seules equations, l'apport des techniques nucleoniques va contribuer a eclaircir des problemes sedimentaires poses par l'action des courants et des houles.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122498273","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Les méthodes de traçages pour étudier la migration des polluants dans les sols industriels 研究工业土壤中污染物迁移的追踪方法
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008013
V. Barthes, Stéphanie Szenknect
{"title":"Les méthodes de traçages pour étudier la migration des polluants dans les sols industriels","authors":"V. Barthes, Stéphanie Szenknect","doi":"10.1051/CLEFS/2008013","DOIUrl":"https://doi.org/10.1051/CLEFS/2008013","url":null,"abstract":"La base de donnees BASOL a recense 4000 sites et sols pollues par les activites industrielles en France, un inventaire qui appelle l'intervention des pouvoirs publics, a titre privatif ou curatif. Elaborer des etudes de risque, definir des objectifs de rehabilitation, effectuer des choix techniques, suppose de connaitre prealablement les mecanismes de propagation des polluants dans les sols.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132410732","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Odyssée dans la part sombre de l’Univer - 1. L’énigmatique matière noire - Théorie de la matière noire 奥德赛在大学的黑暗部分- 1。神秘的暗物质-暗物质理论
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2009031
Marco Cirelli, Camille Bonvin
{"title":"Odyssée dans la part sombre de l’Univer - 1. L’énigmatique matière noire - Théorie de la matière noire","authors":"Marco Cirelli, Camille Bonvin","doi":"10.1051/CLEFS/2009031","DOIUrl":"https://doi.org/10.1051/CLEFS/2009031","url":null,"abstract":"","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133346340","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Les apports de la gochronologie la connaissance du climat gochronology对气候知识的贡献
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008004
M. Paterne
{"title":"Les apports de la gochronologie la connaissance du climat","authors":"M. Paterne","doi":"10.1051/CLEFS/2008004","DOIUrl":"https://doi.org/10.1051/CLEFS/2008004","url":null,"abstract":"Pour reconstruire l'evolution du climat d'une periode donnee et replacer les evenements dans un cadre chronologique global, l'exploitation des archives climatiques impose de jongler entre des methodes de datation tres variees. La mesure de la radioactivite par differentes techniques y joue souvent un role central.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131494494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
L'évolution de la qualité de l'air sous l'influence des changements globaux 全球变化影响下的空气质量演变
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008007
Robert Vautard
{"title":"L'évolution de la qualité de l'air sous l'influence des changements globaux","authors":"Robert Vautard","doi":"10.1051/CLEFS/2008007","DOIUrl":"https://doi.org/10.1051/CLEFS/2008007","url":null,"abstract":"Si les gaz a effet de serre emis par les activites humaines exercent une influence determinante sur les changements climatiques globaux, en revanche, d'autres gaz comme les polluants et les aerosols determinent la qualite de l'air et affectent la sante. De l'echelle planetaire a l'echelle regionale ou locale, l'evolution des emissions polluantes et du climat modifiera fortement l'air que nous respirons.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127987184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Radionucléides naturels et dynamique de l’environnement 自然放射性核素与环境动力学
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2008014
P. Heinrich, Y. Grillon
{"title":"Radionucléides naturels et dynamique de l’environnement","authors":"P. Heinrich, Y. Grillon","doi":"10.1051/CLEFS/2008014","DOIUrl":"https://doi.org/10.1051/CLEFS/2008014","url":null,"abstract":"L'engagement du Departement analyse, surveillance, environnement (Dase) dans la detection de tirs nucleaires s'inscrit dans le cadre du Traite international d'interdiction complete des essais nucleaires (Tice) signe en 1996. Ce traite s'appuie sur un reseau international de detection des ondes sismiques, hydro-acoustiques, infrasonores mais egalement sur des radionucleides significatifs d'une explosion nucleaire.","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121816727","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Les galaxies: une évolution pleine de paradoxes - Formation des galaxies : une histoire paradoxale 星系:一个充满悖论的进化-星系的形成:一个悖论的历史
Clefs Cea Pub Date : 1900-01-01 DOI: 10.1051/CLEFS/2009026
D. Elbaz
{"title":"Les galaxies: une évolution pleine de paradoxes - Formation des galaxies : une histoire paradoxale","authors":"D. Elbaz","doi":"10.1051/CLEFS/2009026","DOIUrl":"https://doi.org/10.1051/CLEFS/2009026","url":null,"abstract":"","PeriodicalId":209610,"journal":{"name":"Clefs Cea","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116793787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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