INSTITUTO DE PESQUISAS ENERGÉTICAS E NUCLEARES Repositório Digital da Produção Técnico Científica Biblioteca Terezine Arantes Ferraz

 

Publicações do autor   GUILHERME SOARES ZAHN    depositadas no Repositório Digital/IPEN - Total : 172 28/11/2024 05:33:20
Seq	Ano	Ipen_doc	Tipo	Circ.	Título
1	2024	30427	Artigo de periódico	Nacional	Instrumental Neutron Activation Analysis (INAA) assessment of REE of soil from mining site Umuahia, Abia State, South East, Nigeria
2	2024	30574	Texto completo de evento	Internacional	Experimental validation of the LabSOCS detector efficiency simulation
3	2024	30595	Texto completo de evento	Internacional	Determinação de curvas e eficiência para detector HPGe e valor médio do coeficiente de absorção em amostra extensa
4	2024	30596	Texto completo de evento	Internacional	Python software for data processing and quality control in HPGe detectors
5	2024	30652	Texto completo de evento	Internacional	Determination of 210Pb and 7Be in Amazon rainfall - site ATTO
6	2024	30658	Texto completo de evento	Internacional	Effect of pH on the 60Co adsorption capacity by micro particles of polystyrene
7	2024	30675	Texto completo de evento	Internacional	Identification and assessment of the impact of plastic waste on sediments
8	2023	29644	Relatório técnico	Nacional	Procedimentos para espectroscopia gama dos Geradores de Vapor e da Tampa do Vaso do Reator depositados no DIGV
9	2023	29843	Relatório técnico	Nacional	Espectrometria gama dos Geradores de Vapor e da Tampa do Vaso do Reator depositados no DIGV (medidas preliminares)
10	2023	29896	Artigo de periódico	Internacional	Examination of Natural Radioactivity Concentration and Radiological Exposure of Soil Within Mining Site in Umuahia South Abia State Nigeria, Using High Purity Germanium (HPGe) Gamma Ray Spectrometry
11	2022	28703	Capítulo de livro	Nacional	Análise dos radionuclídeos encontrados na água do reator IEA-R1
12	2022	28710	Capítulo de livro	Nacional	Aplicação de técnicas de coincidência gama-gama no LFNA-CRPQ
13	2022	28739	Capítulo de livro	Nacional	Determinação de Sm por análise por ativação neutrônica em amostras geológicas
14	2022	28748	Livro	Nacional	Contribuições do reator IEA-R1 para a pesquisa nuclear
15	2022	29174	Resumo de eventos científicos	Internacional	Radioactivity concentration and radiological effect of soil from Umuahia Abia State, Nigeria
16	2021	27881	Artigo de periódico	Nacional	Efficiency stability of HPGe detectors under distinct count rates
17	2021	27882	Artigo de periódico	Nacional	On the feasibility of producing Lu-177 in the IEA-R1 reactor via the direct route
18	2021	27883	Artigo de periódico	Nacional	Development of an environmental monitoring station for HPGe detectors
19	2021	27903	Artigo de periódico	Nacional	Application of a semi-empirical model for the evaluation of radium activity in phosphogypsum used as component of clinker
20	2021	27908	Artigo de periódico	Nacional	Comparison of two methodologies for spectra analysis in coincidence neutron activation analysis
21	2021	28206	Texto completo de evento	Internacional	Determination of scale factor for Ni-59 and Ag-108m in ion exchange resin from Angra 1
22	2021	28260	Texto completo de evento	Internacional	Preliminary results of Monte Carlo study of an experiment to calculate thermal neutron cross section using neutron beam from the IEA-R1 reactor
23	2021	29178	Resumo de eventos científicos	Nacional	Opportunities for using the IEA-R1 reactor in nuclear applications
24	2021	29180	Resumo de eventos científicos	Nacional	On the use of coincidence INAA for selenium determination
25	2020	27255	Artigo de periódico	Internacional	Neutron radiation effects on an electronic system on module
26	2020	27605	Resumo de eventos científicos	Nacional	Neutron radiation effects on the NUMEN electronic 'System On Module'
27	2020	27608	Resumo de eventos científicos	Nacional	Playing with neutrons
28	2020	27612	Texto completo de evento	Internacional	The IEA-R1 62 years of operation
29	2019	25771	Artigo de periódico	Nacional	Evaluation of the uncertainty associated with sample holders in NAA measurements in LAN/IPEN
30	2019	25799	Artigo de periódico	Nacional	Natural and artificial nuclides in Salesópolis reservoir
31	2019	25813	Artigo de periódico	Nacional	Pile-up correction for coincidence counting using a CAEN 1724 digitizer
32	2019	25902	Artigo de periódico	Internacional	A proposal to study long-lived isotopes produced by thermal neutron irradiation of digital devices
33	2019	25903	Artigo de periódico	Internacional	AnalisaCAEN, a simple software suite to reduce and analyze coincidence data collected using CAEN v1724 digitizer
34	2019	26151	Texto completo de evento	Internacional	Comparison of two methodologies for spectra analysis in coincidence neutron activation analysis
35	2019	26153	Texto completo de evento	Internacional	Ni-59 determination by measurement of annihilation energy
36	2019	26154	Texto completo de evento	Internacional	Determination of I-129 on radioactive waste from Angra 1 and 2 Power Plants
37	2019	26162	Texto completo de evento	Internacional	Radionuclide analysis of the IEA-R1 pool water
38	2019	26190	Texto completo de evento	Internacional	Application of semi-empirical model for the evaluation of radium activity in phosphogypsum used as component of clinker
39	2019	26197	Texto completo de evento	Internacional	Efficiency stability of HPGe detectors under distinct count rates
40	2019	26198	Texto completo de evento	Internacional	Development of an environmental monitoring station for HPGe detectors
41	2019	26204	Texto completo de evento	Internacional	Characterization of a portable thermal neutron detector
42	2019	26214	Texto completo de evento	Internacional	External gamma exposure due to the application of carbonate niobium tailing as soil amendment
43	2019	26230	Texto completo de evento	Internacional	On the feasibility of producing Lu-177 in the IEA-R1 reactor via the direct route
44	2019	26415	Artigo de periódico	Nacional	CAX and Xsel
45	2019	26528	Artigo de periódico	Internacional	Thermal neutron induced upsets in 28nm SRAM
46	2019	26795	Resumo de eventos científicos	Nacional	Evaluation of peak-fitting software for gamma spectrum analysis
47	2019	26813	Resumo de eventos científicos	Internacional	Evaluation of the maximum emitting layer of Rn-222 in cementitious building materials
48	2019	26847	Resumo de eventos científicos	Internacional	A compact electronic system for a photodiode neutron detector
49	2018	25908	Resumo de eventos científicos	Internacional	Gamma ray spectroscopy studies on low and intermediate level radioactive waste from Angra-1 nuclear power plant
50	2017	23827	Artigo de periódico	Internacional	Long-term performance assessment of HPGE detectors used in the neutron activation analysis laboratory of IPEN-CNEN/SP (Brazil)
51	2017	24073	Texto completo de evento	Internacional	CAX a software for automated spectrum analysis
52	2017	24074	Texto completo de evento	Internacional	Evaluation of the uncertainty associated with sample holders in NAA measurements in LAN/IPEN
53	2017	24078	Texto completo de evento	Internacional	Natural and artificial nuclides in Salesópolis reservoir by gamma spectrometry
54	2017	24095	Texto completo de evento	Internacional	Low-cost amplifier for alpha detection with photodiode
55	2017	24097	Texto completo de evento	Internacional	Production of a square geometry americium standard source for use with photodiodes
56	2017	24100	Texto completo de evento	Internacional	Automated spectrometer interface for measurement of short half-life samples for neutron activation analysis
57	2017	24138	Texto completo de evento	Internacional	Pile-up correction for coincidence counting using a CAEN 1724 digitizer
58	2017	24157	Texto completo de evento	Internacional	Eletronic response of a photodiode coupled to a boron thin film
59	2017	24315	Artigo de periódico	Internacional	Aluminum determination by instrumental neutron activation analysis in tree barks
60	2017	24575	Resumo de eventos científicos	Internacional	Eletronic response of photodiode coupled to a boron thin film
61	2017	24620	Resumo de eventos científicos	Internacional	Natural and artificial nuclides in Salesópolis reservoir by gamma spectometry
62	2017	26964	Resumo de eventos científicos	Nacional	Celebrating IEA-R1 first criticality
63	2017	26965	Resumo de eventos científicos	Nacional	On the use of gamma-gamma coincidence to detect very low activities
64	2016	23851	Resumo de eventos científicos	Nacional	Long-term performance assessment of hpge detectors used in the neutron activation analysis (LAN) of IPEN-CNEN/SP (Brazil)
65	2016	27065	Resumo de eventos científicos	Nacional	Modelling a prototype of thermal neutron detector using a thin boron film and a photodiode
66	2015	20822	Artigo de periódico	Internacional	Can robust statistics aid in the analysis of NAA results?
67	2015	21055	Texto completo de evento	Internacional	Validation of the canberra G2KNAA software for mass fraction determination by neutron activation analysis
68	2015	21130	Texto completo de evento	Internacional	Boron film thickness determination to develop a low cost neutron using Monte Carlo Method
69	2015	21161	Texto completo de evento	Internacional	Uncertainty analysis in comparative NAA applied to geological and biological matrices
70	2015	21307	Artigo de periódico	Internacional	Samarium determination by neutron activation analysis in uranium-rich samples
71	2015	21359	Resumo de eventos científicos	Internacional	Automatic sample positioner for short half life nuclides in neutron activation analysis
72	2015	22458	Resumo de eventos científicos	Nacional	Efficiency stability in HPGe detectors
73	2014	10689	Resumo de eventos científicos	Nacional	Could the uranium fission interference factor be used to determination of cumulative fission yield
74	2014	20037	Artigo de periódico	Internacional	Gamma-particle coincidence technique for the study of nuclear reactions
75	2014	20218	Resumo de eventos científicos	Internacional	Enhancing NAA results by using robust statistics
76	2014	20561	Resumo de eventos científicos	Internacional	Long-term performance assessment of HPGE detectors used in the neutron activation analysis (LAN) of IPEN-CNEN/SP (Brazil)
77	2014	20595	Resumo de eventos científicos	Internacional	Use of robusts means of the determination of uranium fission interference factor and analysis of certifiede reference materials
78	2014	20683	Resumo de eventos científicos	Internacional	Samarium determination by neutron activation analysis in uranium-rich samples
79	2014	20871	Artigo de periódico	Internacional	Reprint of: Half-life determination for short-lived radioisotopes sup(52)V, sup(66)Cu and sup(28)Al
80	2014	21409	Texto completo de evento	Nacional	Half-life determination for sup(27)Mg
81	2014	22573	Texto completo de evento	Internacional	Determination of 140La fission product interference factor for INAA
82	2013	18855	Artigo de periódico	Internacional	Determination of uranium fission interference factors for INAA
83	2013	18998	Texto completo de evento	Internacional	Development of a time-variable nuclear pulser for half life measurements
84	2013	19045	Artigo de periódico	Internacional	Half-life determination for short-lived radioisotopes sup(52)V, sup(66)Cu and sup(28)Al
85	2013	19243	Texto completo de evento	Internacional	Development of a software for INAA analysis automation
86	2013	19266	Texto completo de evento	Internacional	Development of a charge-sensitive preamplifier using commercially available componentes
87	2013	19301	Texto completo de evento	Internacional	Validation of methodology and uncertainty assessmento of antimony determination in environmental materials using neutron activation analysis
88	2013	19314	Texto completo de evento	Internacional	A new electronic circuit for nim rack power supply
89	2013	19372	Texto completo de evento	Internacional	Determination of uranium fission product interference factor for molybdenum qualification by instrumental neutron activaton analysis
90	2013	19415	Texto completo de evento	Internacional	U Th and lanthanides in streetsoils of São Paulo city, Brazil
91	2013	19437	Texto completo de evento	Internacional	Development of a multiplatform and multi parameter data acquisition interface
92	2013	20528	Texto completo de evento	Internacional	Determination of 140La Fission Product Interference Factor for INAA
93	2013	20798	Texto completo de evento	Internacional	Half-life determination for 108 Ag and 110 Ag
94	2013	21951	Iniciação Científica	Nacional	Determinação da meia-vida do Ti-51
95	2013	23872	Resumo de eventos científicos	Nacional	Development of a novel data analysis procedure for half-life measurements
96	2012	17288	Artigo de periódico	Internacional	Metals and semi-metals in street soils of São Paulo city, Brazil
97	2012	17390	Artigo de periódico	Internacional	Neutron activation analysis applied in sediment samples from the Guarapiranga reservoir for metals and trace elements assessment
98	2012	17738	Artigo de periódico	Internacional	Investigating the antimony determination in invironmental samples by NAA
99	2012	18210	Resumo de eventos científicos	Internacional	Determination of uranium fission interference factors for INAA
100	2012	18999	Texto completo de evento	Nacional	Use of daily detector verification data for isotopical half-life determination
101	2012	21867	Iniciação Científica	Nacional	Uso de dados da verificação diária de detectores para determinação da meia-vida de radioisotopos
102	2011	16582	Artigo de periódico	Internacional	Measurements of Ksub(0) value for sup(64)Zn(n,'gamma')sup(65)Zn and sup(68)Zn(n,'gamma')sup(69m)Zn reactions with covariance analysis
103	2011	16845	Texto completo de evento	Internacional	Detector efficiency determination applied to the K(0)-NAA method
104	2011	16907	Texto completo de evento	Internacional	Determination of uranium and thorium by neutron activation analysis applied to fossil samples dating
105	2011	16927	Texto completo de evento	Internacional	Using robust statistics to improved NAA results
106	2011	17023	Texto completo de evento	Internacional	Analysis of two dead time correction methods for precise half-life determination
107	2011	17072	Texto completo de evento	Internacional	Development of a digital log ratemeter
108	2011	17162	Texto completo de evento	Internacional	Determinação da meia-vida do Co-57 usando dados da verificação diária de detectores
109	2011	17610	Resumo de eventos científicos	Internacional	Neutron activation analysis applied in sediment samples from the Guarapiranga Reservoir for metals and trace elements assessment
110	2011	19920	Texto completo de evento	Nacional	A procedure to fit nuclear decay data with proper treatment of outliers
111	2011	21667	Iniciação Científica	Nacional	Determinação da meia-vida do Co-57 usando dados da verificação diária de detectores
112	2010	16230	Iniciação Científica	Nacional	Determinacao de parametros nucleares de interesse para ativacao neutronica em nucleos de meia-vida curta
113	2010	16673	Capítulo de livro	Internacional	Half life of sup(101)Mo and sup(101)Tc 'beta' sup(-)-decay
114	2010	18862	Texto completo de evento	Internacional	Study on determination of antimony in environmental samples by neutron activation analysis
115	2010	18871	Texto completo de evento	Internacional	Half-life of 52V
116	2010	18892	Texto completo de evento	Internacional	Detector efficiency calibration for extended gamma-ray sources
117	2009	14127	Texto completo de evento	Internacional	Laser induced breakdown spectroscopy (LIBS) applied to stratigrafic elemental analysis and optical coherence tomography (OCT) to damage determination of cultural heritage brazilian coins
118	2009	14268	Artigo de periódico	Internacional	Gamma transition intensity determination using multidetector coincidence data
119	2009	14315	Iniciação Científica	Nacional	Desenvolvimento de um software para ajustes, correcoes e interpolacoes de funcoes de eficiencia de deteccao para detectores HPGE
120	2009	14687	Resumo de eventos científicos	Nacional	The half life of the sup(193)Os 'beta'-decay
121	2009	14688	Resumo de eventos científicos	Nacional	Determination of half-life of the sup(155)Sn 'beta'-decay
122	2009	14691	Capítulo de livro	Internacional	Evaluations of semi-parametric NAA results using standard reference materials
123	2009	14713	Capítulo de livro	Internacional	Half life of sup(101)Mo and sup(101)Tc 'beta' sup(-)-decay
124	2009	14714	Capítulo de livro	Internacional	Half life of sup(127)Te
125	2009	15084	Texto completo de evento	Internacional	Evaluation of peak-fitting software for gamma spectrum analysis
126	2009	15086	Texto completo de evento	Internacional	Development of software for the determination of gamma ray detection efficiency
127	2009	17991	Resumo de eventos científicos	Nacional	In-beam gamma-ray spectroscopy of sup(66)Ga: Preliminary results
128	2009	17992	Resumo de eventos científicos	Nacional	The measurement of cross sections of inelastic and transfer reactions with gamma-particle coincidence
129	2009	17993	Texto completo de evento	Internacional	Exploring the potential of the São Paulo potential
130	2008	14689	Resumo de eventos científicos	Internacional	Half life of sup(101)Mo and sup(101)tC 'beta'sup(-)-decay
131	2008	14690	Resumo de eventos científicos	Internacional	Half life of sup(127)Te
132	2007	11956	Texto completo de evento	Internacional	Multiparametric coincidence measurements of sup(155)SM beta-decay
133	2007	12014	Texto completo de evento	Internacional	Proposal of a methodology to measure neutron activation using gamma-gamma coincidence spectroscopy
134	2007	12016	Texto completo de evento	Internacional	Design of a gas efflent monitoring system for the sup(18)F production line
135	2007	12052	Texto completo de evento	Internacional	The reference value for blood sodium in inhabitants of Brazil: Harmonization of statistical treatment
136	2007	13814	Texto completo de evento	Internacional	An alternative method to determine sup(235)U in environmental samples
137	2007	13815	Texto completo de evento	Internacional	Thermal neutron activation cross section for sup(48)Ca
138	2007	13816	Texto completo de evento	Internacional	A new procedure to analyse angular correlation experimental data
139	2007	15619	Capítulo de livro	Nacional	Eu, o neutron (prazer em conhecer
140	2006	11468	Tese	Nacional	Estudo do decaimento beta do sup(193)Os
141	2006	11686	Artigo de periódico	Internacional	Low-energy levels calculation for 193Ir
142	2005	10750	Texto completo de evento	Internacional	Thermal neutron activation cross section for sup(48)Ca
143	2005	10773	Texto completo de evento	Internacional	Study of the inactive layer of a germanium detector: experimental and Monte Carlo simulation treatments
144	2005	10783	Texto completo de evento	Internacional	Investigation of the new 960Kev level in sup(193)Ir using a multiparametric detection system
145	2005	10936	Artigo de periódico	Internacional	Use of thermal neutrons to perform clinical analyses in blood and urine samples
146	2005	11153	Artigo de periódico	Internacional	Decay of sup(155)Sm
147	2005	11154	Artigo de periódico	Internacional	Investigation of excited levels in sup(193)Ir from the beta decay of sup(193)Os
148	2005	12692	Texto completo de evento	Nacional	Low energy levels calculation for sup(193)Ir
149	2005	12694	Texto completo de evento	Nacional	Analysis of multi-parametric coincidence measurements with n detectors
150	2005	16769	Texto completo de evento	Internacional	Angular correlation study of excited levels in sup(193)Ir
151	2005	16770	Texto completo de evento	Internacional	Trace elements at whole blood of distinct mouse lines by using NAA
152	2004	10467	Artigo de periódico	Internacional	New gamma transitions in sup(193)Ir from the beta decay of sup(193)Os
153	2004	10471	Artigo de periódico	Internacional	Use of thermal neutrons to perform analyses in body organs of small sized animals
154	2003	09002	Resumo de eventos científicos	Internacional	Use of thermal neutrons to perform clinical analyses in blood and urine samples
155	2003	09224	Resumo de eventos científicos	Internacional	Use of thermal neutrons to perform analyses in body organs of small sized animals
156	2003	09230	Resumo de eventos científicos	Internacional	Neutron flux spectrum assessment in an Am-Be neutron irradiator
157	2003	09234	Resumo de eventos científicos	Internacional	Routing interface for multidetector angular correlation spectrometer
158	2003	09239	Resumo de eventos científicos	Internacional	New gamma transitions in Ir-193 from the beta decay of Os-193
159	2003	09751	Artigo de periódico	Internacional	Determination of neutron flux distribution in an Am-Be irradiator using the MCNP
160	2002	08771	Texto completo de evento	Internacional	Neutron flux distribution in an Am-Be neutron irradiator
161	2002	08835	Texto completo de evento	Internacional	Gamma spectroscopy of excited levels in sup(193)Ir
162	2002	09430	Artigo de periódico	Nacional	Gamma spectroscopy of excited levels in sup(193)Ir
163	2001	08459	Texto completo de evento	Internacional	A neutron irradiator to perform nuclear activation
164	1997	04977	Texto completo de evento	Nacional	Feasibility studies for a position sensitive detector using plastic scintillation detectors
165	1996	03556	Texto completo de evento	Nacional	Estudos para implantacao de uma instalacao para NCT no reator IEA-R1 do IPEN-CNEN/SP
166	1996	05052	Texto completo de evento	Internacional	Design of a facility for NCT research in the IEA-R1 reactor
167	1994	05518	Texto completo de evento	Nacional	Variacao angular da resposta do CR-39 para neutrons
168	1994	05564	Resumo de eventos científicos	Nacional	Estudo de detectores plasticos para a deteccao de neutrons de alta energia (En>10 MeV)
169	1994	05578	Dissertação	Nacional	Desenvolvimento de um monitor de area para neutrons utilizando detector solido de tracos nucleares
170	1994	05646	Texto completo de evento	Nacional	Desenvolvimento de um detector passivo para neutrons rapidos
171	1993	02104	Texto completo de evento	Nacional	Deteccao de neutrons termicos utilizando o SSNTD makrofol DE
172	1992	04278	Resumo de eventos científicos	Nacional	Estudo da revelacao eletroquimica do makrofol e visando deteccao de neutrons termicos