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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 31 to 40 of 436 (0.105 seconds)
31

Estudo da determinacao de uranio por analise por ativacao com neutrons epitermicos

ATALLA, LAURA T. 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:23:12Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T13:56:47Z (GMT). No. of bitstreams: 1 00403.pdf: 2297146 bytes, checksum: 62d1c7710f3017305d9a11eaa8d59e9f (MD5) / Tese (Doutoramento) / IEA/T / Instituto de Química - Universidade de São Paulo - IQ/USP
actinides
uranium
activation analysis
epithermal neutrons
32

Aplicacao do metodo de ativacao neutronica a determinacao de mercurio total e outros elementos de interesse em amostras de solo e sedimento da Serra do Navio e Bacia do Rio Vila Nova, Amapa

GONCALVES, CRISTINA 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:42:43Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T13:57:17Z (GMT). No. of bitstreams: 1 05408.pdf: 10272523 bytes, checksum: f76b1c2fee05365386402c5aa1063133 (MD5) / Dissertacao (Mestrado) / IPEN/D / Instituto de Pesquisas Energeticas e Nucleares - IPEN/CNEN-SP
neutron activation analysis
mercury
soils
sediments
33

Analise de elementos-traco presentes em aerossois da peninsula Antartica pelo metodo de ativacao com neutrons

LOUREIRO, ANA L.M. 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:36:08Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T13:59:22Z (GMT). No. of bitstreams: 1 03968.pdf: 1649642 bytes, checksum: 95e6e89ec5ba0b4cdf75c95e00c7fb9a (MD5) / Dissertacao (Mestrado) / IPEN/D / Instituto de Pesquisas Energeticas e Nucleares - IPEN/CNEN-SP
aerosols
elements
antarctica
neutron activation analysis
34

Estudo de metodo para determinacao da queima de elementos combustiveis nucleares pela analise quantitativa de ND-148

ENOSHITA, MARGARIDA 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:26:04Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T14:01:55Z (GMT). No. of bitstreams: 1 12888.pdf: 1126545 bytes, checksum: 742903efa046bf9be44f8393dbefca25 (MD5) / Dissertacao (Mestrado) / IEA/D / Instituto de Quimica, Universidade de Sao Paulo - IQ/USP
activation analysis
chromatography
ion exchange
quantitative analysis
35

Determinacao de componentes inorganicos em plasticos pelo metodo de analise por ativacao neutronica

MATEUS, SANDRA F. 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:25:39Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T14:03:44Z (GMT). No. of bitstreams: 1 06789.pdf: 8523465 bytes, checksum: cf621ab32dfdca4609c1f77439a6f0f7 (MD5) / Dissertacao (Mestrado) / IPEN/D / Instituto de Pesquisas Energeticas e Nucleares - IPEN/CNEN-SP
plastics
trace amounts
elements
neutron activation analysis
36

Desenvolvimento de um software de espectrometria gama para analise por ativacao com neutrons utilizando o conceito de codigo livre / Development of a gamma ray spectrometry software for neutron activation analysis using the open source concept

LUCIA, SILVIO R. de 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:55:19Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T14:04:56Z (GMT). No. of bitstreams: 0 / Dissertação (Mestrado) / IPEN/D / Instituto de Pesquisas Energeticas e Nucleares - IPEN-CNEN/SP
PROGRAMMING LANGUAGES
GAMMA SPECTROSCOPY
NEUTRON ACTIVATION ANALYSIS
37

Estudo comparativo dos metodos destrutivo e nao-destrutivo em analise por ativacao de rochas

VASCONCELLOS, MARINA B.A. 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:24:48Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T14:04:54Z (GMT). No. of bitstreams: 1 00050.pdf: 2437062 bytes, checksum: 5286154f7903e5b5df158083e8b39dd6 (MD5) / Tese (Doutoramento) / IEA/T / Instituto de Quimica, Universidade de Sao Paulo - IQ/USP
activation analysis
thermal neutrons
trace amounts
38

Determinacao de Pt, Pd, Ir e Au em materiais geologicos de referencia por analise por ativacao com neutrons: uma comparacao entre dois metodos

NOGUEIRA, CLAUDIO A. 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:38:26Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T14:05:29Z (GMT). No. of bitstreams: 1 05827.pdf: 4162110 bytes, checksum: 4818bf19a034f75fcbef60b0310a8176 (MD5) / Dissertacao (Mestrado) / IPEN/D / Instituto de Pesquisas Energeticas e Nucleares - IPEN/CNEN-SP
neutron activation analysis
platinum
palladium
iridium
gold
39

Estudos para a determinacao de Itrio por analise por ativacao em presenca de lantanidios .Aplicacao da tecnica da subestequiometria

SILVA, DEBORAH I.T. da 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:26:02Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T14:06:50Z (GMT). No. of bitstreams: 1 00378.pdf: 987505 bytes, checksum: b6587927b6c5975dc6119eb53714b845 (MD5) / Dissertacao (Mestrado) / IEA/D / Instituto de Energia Atomica - IEA
activation analysis
chromatography
transition metals
yttrium
40

Estudo da determinacao de uranio por analise por ativacao com neutrons epitermicos

ATALLA, LAURA T. 09 October 2014 (has links)
Made available in DSpace on 2014-10-09T12:23:12Z (GMT). No. of bitstreams: 0 / Made available in DSpace on 2014-10-09T13:56:47Z (GMT). No. of bitstreams: 1 00403.pdf: 2297146 bytes, checksum: 62d1c7710f3017305d9a11eaa8d59e9f (MD5) / Tese (Doutoramento) / IEA/T / Instituto de Química - Universidade de São Paulo - IQ/USP
actinides
uranium
activation analysis
epithermal neutrons

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