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Scopus Author ID: 7005985415

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Employment (1)

Federal University of Pernambuco: Recife, Pernambuco, BR

1981-07-01 to present | Full Professor (Nuclear energy Department)
Employment
Source: Self-asserted source
Helen Khoury

Education and qualifications (1)

Pontificia Universidade Catolica: São Paulo, São Paulo, BR

1978-08-01 to 1981-06-14 | PhD in Nuclear Physics (Physics Department)
Education
Source: Self-asserted source
Helen Khoury

Professional activities (2)

American Association of Physicists in Medicine: College Park, Maryland, US

Membership
Source: Self-asserted source
Helen Khoury

Associação Brasileira de Fisica Médica- ABFM: São Paulo, BR

1975-03-01 to present
Membership
Source: Self-asserted source
Helen Khoury

Funding (2)

ESTUDO DOSIMÉTRICO EM RADIOGIA INTERVENCIONISTA

2012-02 to present | Grant
Conselho Nacional de Desenvolvimento Científico e Tecnológico - CNPq (Brasilia, BR)
Source: Self-asserted source
Helen Khoury

NÚCLEO DE PESQUISA EM INSTRUMENTAÇÃO NUCLEAR E DOSIMETRIA

2008-03 to 2012-02 | Grant
Fundação de Amparo à Ciência e Tecnologia do Estado de Pernambuco (Recife, BR)
GRANT_NUMBER:

APQ-083-3.09/08
Source: Self-asserted source
Helen Khoury

Works (38)

Quality control of the stereotactic radiosurgery procedure with the alanine-EPR dosimetry

Radiation Physics and Chemistry
2024-11 | Journal article
DOI: 10.1016/j.radphyschem.2024.112080
Contributors: Lucas D. Albino; Aricia R.P. Cruz; Karen Pieri; Matheus F. Dos Santos; Ernesto Roesler; Viviane K. Asfora; Helen Khoury
Source: check_circle
Crossref

Medical staff dose estimation during pediatric cardiac interventional procedures

Journal of Radiological Protection
2024-06-01 | Journal article
DOI: 10.1088/1361-6498/ad4905
Contributors: Maryanna Regina Roberto; Luiz M A Leite; Arícia R P Cruz; Helen Khoury; Vinícius S M de Barros; Juliana R Neves; Jéssica M Cartaxo; Carlos Ubeda; Viviane K Asfora
Source: check_circle
Crossref

Evaluation of TL and OSL signals of MgB4O7:Tm,Li prepared by the solution combustion method

Radiation Measurements
2024-04 | Journal article
DOI: 10.1016/j.radmeas.2024.107099
Contributors: Alcilene C. Silva; Lucas M.F. Amorim; Aricia Cruz; Viviane K. Asfora; Vinícius S.M. de Barros; Charles N.P. Oliveira; Pedro L. Guzzo; Helen Jamil Khoury
Source: check_circle
Crossref

Development of ring radiation dosemeters using 3D printing

Radiation Protection Dosimetry
2023-10-11 | Journal article
DOI: 10.1093/rpd/ncac234
Contributors: Gabriela T P Melo; Wlademir C Vasconcelos Filho; Helen J Khoury; Viviane K Asfora; Vinicius M de Barros
Source: check_circle
Crossref

Results and analysis of an intercomparisons study for individual monitoring services of Latin American and Caribbean regions

Radiation Protection Dosimetry
2023-10-11 | Journal article
DOI: 10.1093/rpd/ncad042
Contributors: Helen Khoury; Ignacio Menchaca; Pablo Andres; Vinicius de Barros; Everton Silva; Thessa Alonso; Daniel Molina; Gerardo Noguera; Ricardo Videla; José Rubio et al.
Source: check_circle
Crossref

Occupational radiation exposure in anesthesia for hepatic chemoembolization: a prospective study

Colombian Journal of Anesthesiology
2023-08-16 | Journal article
DOI: 10.5554/22562087.e1083
Contributors: William Jaramillo-Garzón; Gustavo Andrade; Helen J. Khoury
Source: check_circle
Crossref

Cardiologist’s exposure to radiation in cath lab measured with InstadoseTM dosimeter

Journal of Radiological Protection
2023-03-01 | Journal article
DOI: 10.1088/1361-6498/acb82b
Contributors: Antônio Carlos Moreira; Amanda Juliene da Silva Branco; Helen Jamil Khoury; Silvio Ricardo Pires; Adriano Henrique Pereira Barbosa; Regina Bitelli Medeiros
Source: check_circle
Crossref

Contribution of the fluoroscopy and cine modes to patient exposure in paediatric interventional cardiology procedures

Radiation Physics and Chemistry
2022-11 | Journal article
DOI: 10.1016/j.radphyschem.2022.110341
Contributors: Akemi Yagui; Paula Vosiak; Hugo Schelin; Valeriy Denyak; Danielle Filipov; Sergei Paschuk; Helen Khoury
Source: check_circle
Crossref

O Museu de Ciências Nucleares como um espaço interativo para desmistificação das ciências nucleares

Museologia & Interdisciplinaridade
2022-11-20 | Journal article
DOI: 10.26512/museologia.v11i22.39953
Contributors: Bruna de Oliveira; Kátia Aparecida da Silva Aquino; Denise Sahyun Levy; Helen Jamil Khoury
Source: check_circle
Crossref

PRACTICAL CHALLENGES WITH IMAGING COVID-19 IN BRAZIL: MITIGATION IN AND BEYOND THE PANDEMIC

Radiation Protection Dosimetry
2021-09-08 | Journal article
DOI: 10.1093/rpd/ncab121
Contributors: Mônica O Bernardo; Fatemeh Homayounieh; Shadi Ebrahimian; Juliana Santana de Melo Tapajós; Luiz Cláudio de Moura Carvalho; Ricardo Varella; Helen Jamil Khoury; Mannudeep K Kalra
Source: check_circle
Crossref

Scan factors and practices associated with radiation doses for chest CT: current Brazilian scenario

Journal of Radiological Protection
2021-09-01 | Journal article
DOI: 10.1088/1361-6498/abee95
Contributors: D A M Campelo; V K Asfora; V S M D Barros; S K Renha; H J Khoury
Source: check_circle
Crossref

Protección Radiológica en Radiología Dental

CES Odontología
2021-06-15 | Journal article
DOI: 10.21615/cesodon.34.1.6
Contributors: Jorge Homero Wilches Visbal; Midian Clara Castillo Pedraza; Helen Jamil Khoury
Source: check_circle
Crossref

First Latin American and Caribbean interlaboratory comparison exercise for SSDLs on reference irradiation capabilities in personal dose equivalent

Journal of Radiological Protection
2021-03-01 | Journal article
DOI: 10.1088/1361-6498/abe16f
Contributors: H J Khoury; V S M de Barros; V K Asfora; P Toroi
Source: check_circle
Crossref

X‐ray spectrometry applied for characterization of bricks of Brazilian historical sites

X-Ray Spectrometry
2021-01 | Journal article
DOI: 10.1002/xrs.3194
Contributors: Viviane Khoury Asfora; Carmen Cecilia Bueno; Vinicius Monteiro de Barros; Helen Khoury; René Van Grieken
Source: check_circle
Crossref

An overview of acquisition parameters, dose measurements and organ doses in abdominal CT scans in Brazil

Journal of Radiological Protection
2020-12-14 | Journal article
DOI: 10.1088/1361-6498/aba5a8
Contributors: D A M Campelo; V K Asfora; V S M Barros; R B Medeiros; H J Khoury
Source: check_circle
Crossref

Estimating brain radiation dose to the main operator in interventional radiology

Journal of Radiological Protection
2020-12-07 | Journal article
DOI: 10.1088/1361-6498/ab9160
Contributors: W J Garzón; G Andrade; V S M De Barros; L T Ribeiro; H J Khoury
Source: check_circle
Crossref

Evaluation of a 3D printed OSL eye lens dosimeter for photon dosimetry

Journal of Radiological Protection
2020-12-01 | Journal article
DOI: 10.1088/1361-6498/ab97fe
Contributors: M F Santos; W C V Filho; G T P Melo; V K Asfora; H J Khoury; V S M Barros
Source: check_circle
Crossref

ANALYSING THE POWER INTENSITY VARIATION ON THE QUALITY OF HEAD TOMOGRAPHIC IMAGES

World Journal of Engineering Research and Technology WJERT
2019 | Journal article
Source: Self-asserted source
Helen Khoury

RADIATION DOSES TO ANAESTHETISTS DURING PROSTATIC ARTERY EMBOLIZATION INTERVENTIONAL PROCEDURES

Radiation Protection Dosimetry
2019-12-23 | Journal article
DOI: 10.1093/rpd/ncy295
Part of ISSN: 0144-8420
Part of ISSN: 1742-3406
Source: Self-asserted source
Helen Khoury

Development of a realistic 3D printed eye lens dosemeter using CAD integrated with Monte Carlo simulation

Biomedical Physics & Engineering Express
2019-11-27 | Journal article
DOI: 10.1088/2057-1976/ab57bf
Part of ISSN: 2057-1976
Source: Self-asserted source
Helen Khoury

Image evaluation and breast density categories as a function of mammary positioning in full-field digital mammography

Acta Radiologica
2019-11-07 | Journal article
DOI: 10.1177/0284185119884678
Part of ISSN: 0284-1851
Part of ISSN: 1600-0455
Source: Self-asserted source
Helen Khoury

PERFORMANCE OF THE INSTADOSETM DOSEMETER FOR INTERVENTIONAL RADIOLOGY AND CARDIOLOGY APPLICATION

Radiation Protection Dosimetry
2019-06-01 | Journal article
DOI: 10.1093/rpd/ncy172
Part of ISSN: 0144-8420
Part of ISSN: 1742-3406
Source: Self-asserted source
Helen Khoury

Evaluation of the MOSkin dosimeter for diagnostic X-ray CT beams

Physica Medica
2019-04 | Journal article
DOI: 10.1016/j.ejmp.2019.03.030
Part of ISSN: 1120-1797
Source: Self-asserted source
Helen Khoury

REDUCTION OF STAFF RADIATION DOSE IN PROSTATIC ARTERY EMBOLISATION

Radiation Protection Dosimetry
2019-04-29 | Journal article
DOI: 10.1093/rpd/ncz121
Part of ISSN: 0144-8420
Part of ISSN: 1742-3406
Source: Self-asserted source
Helen Khoury

Energy and air kerma dependence of response of a photodiode-based dosimetric system for radioprotection

Radiation Measurements
2019-03 | Journal article
DOI: 10.1016/j.radmeas.2019.01.017
Part of ISSN: 1350-4487
Source: Self-asserted source
Helen Khoury

ESR dating of megafauna enamel teeth from Lagoa Uri de Cima Archaeological Site (Pernambuco, Northeastern Brazil)

Quaternary International
2019-03 | Journal article
DOI: 10.1016/j.quaint.2019.02.039
Part of ISSN: 1040-6182
Source: Self-asserted source
Helen Khoury

Evaluation of the thermally and optically stimulated response of an Italian Obsidian irradiated in 60Co beams

Radiation Physics and Chemistry
2019-02 | Journal article
DOI: 10.1016/j.radphyschem.2018.06.034
Part of ISSN: 0969-806X
Source: Self-asserted source
Helen Khoury

Estudo da variação da viscosidade do vidro LKB a partir da adição de Al2O3

Scientia Plena
2019-02-27 | Journal article
DOI: 10.14808/sci.plena.2019.019901
Part of ISSN: 1808-2793
Source: Self-asserted source
Helen Khoury

Diagnostic x-ray dosimeters using standard float zone (FZ) and XRA-50 commercial diodes

Brazilian Journal of Radiation Sciences
2019-02-19 | Journal article
DOI: 10.15392/bjrs.v7i2a.592
Part of ISSN: 2319-0612
Part of ISSN: 2319-0612
Source: Self-asserted source
Helen Khoury
grade
Preferred source (of 2)‎

Feasibility studies of using thin entrance window photodiodes for clinical electron beam dosimetry

Brazilian Journal of Radiation Sciences
2019-02-07 | Journal article
DOI: 10.15392/bjrs.v7i2a.577
Part of ISSN: 2319-0612
Part of ISSN: 2319-0612
Source: Self-asserted source
Helen Khoury

Optically stimulated luminescence of CaF2:Ce

Journal of Luminescence
2018 | Journal article
Source: Self-asserted source
Helen Khoury

The performance of a multi guard ring (MGR) diode for clinical electron beams dosimetry

Applied Radiation and Isotopes
2018-11 | Journal article
DOI: 10.1016/j.apradiso.2018.07.002
Part of ISSN: 0969-8043
Source: Self-asserted source
Helen Khoury

EPR spectroscopy in LiF:Mg,Cu,P thermoluminescent powder samples irradiated with high gamma doses

Journal of Luminescence
2018-06 | Journal article
DOI: 10.1016/j.jlumin.2018.02.048
Part of ISSN: 0022-2313
Source: Self-asserted source
Helen Khoury

Evaluation of a LiF:Mg,Ti thermoluminescent ring dosimeter according to the IEC 62387:2012 Standards

Journal of Physics: Conference Series
2018-03 | Journal article
DOI: 10.1088/1742-6596/975/1/012036
Part of ISSN: 1742-6588
Part of ISSN: 1742-6596
Source: Self-asserted source
Helen Khoury

Development and tests of a 30 cm pencil-type ionization chamber for dosimetry in standard and clinical CT beams

Biomedical Physics & Engineering Express
2017-09-14 | Journal article
DOI: 10.1088/2057-1976/aa82e3
Part of ISSN: 2057-1976
Source: Self-asserted source
Helen Khoury

Study on patient dosimetry and image quality in digital mammography

Research on Biomedical Engineering
2017-06 | Journal article
DOI: 10.1590/2446-4740.02117
Part of ISSN: 2446-4740
Source: Self-asserted source
Helen Khoury

Radiation Exposure of Patients and Interventional Radiologists during Prostatic Artery Embolization: A Prospective Single-Operator Study

Journal of Vascular and Interventional Radiology
2017-04 | Journal article
DOI: 10.1016/j.jvir.2017.01.005
Part of ISSN: 1051-0443
Source: Self-asserted source
Helen Khoury

Mathematical modelling of scanner-specific bowtie filters for Monte Carlo CT dosimetry

Physics in Medicine and Biology
2017-02-07 | Journal article
DOI: 10.1088/1361-6560/aa5343
Part of ISSN: 0031-9155
Part of ISSN: 1361-6560
Source: Self-asserted source
Helen Khoury
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