Presentations

EB Farfán. Development of Gamma Detectors using off-the-shelf Equipment. American Nuclear Society, Las Vegas, NV. November 2016.

EB Farfán. Radiation Characterization in Highly Contaminated Facilities. American Nuclear Society, Washington D.C. 2015.

EB Farfán. Using Medical Scanners for Radiation Mapping of Contaminated Areas. Savannah River Site – Workshop. Columbia, SC. 2014.

EB Farfán. New Developments in Radiation Mapping. Savannah River National Laboratory/ Tokyo Electric Power Company Fukushima-Daiichi Workshop. Savannah River Site, 2013.

AW Powell and EB Farfán. Clean Air Act Assessment Package – CAP88 PC v. 3.0. Central Savannah River Area Radiological Environmental Monitoring Program (CSRA REMP) meeting in Beaufort, SC; 20012 (SRNL-STI-2012-00112)

GT Jannik, EB Farfán and KL Dixon. Radiological Impact of 2011 Operations at the Savannah River Site. Central Savannah River Area Radiological Environmental Monitoring Program (CSRA REMP) meeting in Beaufort, SC; 20012 (SRNL-STI-2012-00362).

EB Farfán and JR Coleman. Characterization Technologies - New Gamma Ray Mapping Systems: GrayQb^TM and RadMapper^TM. SRNL-MS-2012-00090. Aiken, SC; 2012.

EB Farfán and JR Coleman. RadBall® Testing at SRNL. University of South Carolina, Columbia, SC 2012.

GT Jannik and EB Farfán. Overview of the Cooperation Between the Chernobyl Center’s International Radioecology Laboratory and Savannah River National Laboratory. SR-YGN. SRNL-STI-2012-00125. Augusta, GA 2012.

EB Farfán, RJ Abitz and JR Coleman. Gamma Ray Mapping Systems for Ground Surface Characterization. American Nuclear Society Annual Meeting Chicago, IL. June 24-28, 2012 (SRNL-MS-2012-00040).

RJ Abitz, EB Farfán and JR Coleman. Gamma Ray Mapping Systems. CH2MHill Meeting. Aiken, SC; 2012.

RJ Abitz, EB Farfán and JR Coleman. Gamma Ray Mapping Systems and Waste Segregation. Japan/U.S. Department of Energy Workshop: Fukushima Daiichi Nuclear Power Plant Cleanup. Tokyo, Japan; 2012.

EB Farfán. Collaboration between SRNL and the Chernobyl Center’s International Radioecology Laboratory. American Nuclear Society Winter Meeting. Washington, D.C.; 2011.

EB Farfán, JR Coleman and C DiPrete. Submerged RadBall^TM Deployments to Characterize DOE Hanford Site Waste Encapsulation Storage Facility Cells. Analytical Chemistry in Nuclear Technology – American Chemical Society National Meeting. Denver, CO; 2011.

BYa Oskolkov, MD Bondarkov, SP Gaschak, AM Maksymenko, VM Maksymenko, VI Martynenko, EB Farfán GT Jannik and JC Marra. Environmental Problems Associated with Decommissioning the Chernobyl Nuclear Power Plant Cooling Pond. International Conference on Radioecology & Environmental Radioactivity (ICRER). Hamilton, Ontario, Canada. June 20—24, 2011.

JR Coleman, EB Farfán and GT Jannik. Back-Projected Radiation Analyzer and Cell Evaluator (BRACETM) for Hot Cell Characterization. Midyear Health Physics Society meeting in Charleston, SC; 2011.

JR Coleman, EB Farfán and GT Jannik. Radially Dependent Directional Shield (RDDS^TM) Used for Hot Cell Characterization. Midyear Health Physics Society meeting in Charleston, SC; 2011.

WW Kuhne, TG Jannik, EB Farfán and JJ Mayer. National Center for Radioecology (NCoRE) at Savannah River National Laboratory: A Network of Excellence for Environmental Radiation Risk Reduction and Remediation. 56th Annual Health Physics Society meeting in Palm Beach, FL, June 26-30, 2011 [Supplement to Health Phys. 101 (1): S10 (2011)].

JR Coleman and EB Farfán. Film-Based Radionuclide Identification Technology for Characterization of Contaminated Areas. 56th Annual Health Physics Society meeting in Palm Beach, FL, June 26-30, 2011 [Supplement to Health Phys. 101 (1): S23 (2011)].

JR Coleman and EB Farfán. Characterization of Contaminated Areas Using GrayQbTM. 56th Annual Health Physics Society meeting in Palm Beach, FL, June 26-30, 2011 [Supplement to Health Phys. 101 (1): S23 (2011)].

BYa Oskolkov, MD, SP Gaschak, AM Maksymenko, VM Maksymenko, VI Martynenko, EB Farfán, GT Jannik and JC Marra. Overview of the Issues Concerning the Natural Drawdown of the Chernobyl Nuclear Power Plant Cooling Pond. 56th Annual Health Physics Society meeting in Palm Beach, FL, June 26-30, 2011 [Supplement to Health Phys. 101 (1): S40 (2011)].

BYa Oskolkov, MD Bondarkov, SP Gashchak, AV Maksimenko, TG Hinton, GT Jannik and EB Farfán. Radiation Dose Assessment for the Biota of Ecosystems in the Shoreline Zone of the Chernobyl Nuclear Power Plant Cooling Pond. 56th Annual Health Physics Society meeting in Palm Beach, FL, June 26-30, 2011 [Supplement to Health Phys. 101 (1): S40 (2011)].

EB Farfán. RadBall^TM Technology Testing for Hot Cell Characterization. Decommissioning & Dismantlement: Working Group. Savannah River Site; 2010 (SRNL-2010-00798).

EB Farfán. RadBall^TM Deployment at Hanford Site: D-10 Tank. Decommissioning & Dismantlement: Working Group. Savannah River Site; 2010.

RJ Abitz and EB Farfán. Characterization of High Dose Environments. United Kingdom Decommissioning & Waste Management Conference; 2010.

WW Kuhne, GT Jannik, EB Farfán and J.B. Gladden. Radioecology at Savannah River National Laboratory: An integrative multidisciplinary research program for the assessment and risk. Radiation Research Society Conference. Maui, Hawaii; 2010.

EB Farfán, JR Coleman, GT Jannik, LJ Harpring, JR Gordon, RJ Abitz, SJ Stanley, GT Bolton, N van der Pyl, M Oldham and J Adamovics. Hot Cell Characterization using RadBall^TM. Waste Management Conference in Phoenix, AZ; 2010 (SRNL-STI-2010-00496).

EB Farfán and GT Jannik. SRNL Environmental Analysis Section Collaborators and Capabilities. DNDO Meeting. Savannah River Site, Aiken, SC; 2010.

EB Farfán, TQ Foley, GT Jannik, LJ Harpring, JR Gordon, R Blessing, JR Coleman, CJ Holmes, M Oldham, J Adamovics, and SJ Stanley. RadBall Technology Testing in the Savannah River Site’s Health Physics Instrument Calibration Laboratory. J. Phys.: Conf. Ser. 250- 012081; 2010.

EB Farfán, TQ Foley, JR Coleman, GT Jannik, CJ Holmes, M Oldham, J Adamovics, and SJ Stanley. RadBall Technology Testing and MCNP Modeling of the Tungsten Collimator. J. Phys.: Conf. Ser. 250- 012080; 2010.

M Oldham, C Clift, A Thomas, EB Farfán, TQ Foley, GT Jannik, J Adamovics, C Homes, and S Stanley. Initial Experience with Optical-CT Scanning of RadBall Dosimeters. J. Phys.: Conf. Ser. 250- 012079; 2010.

GT Jannik and EB Farfán. Long-term Impacts from Radiation/Contamination within the Chernobyl Exclusion Zone. U.S. Department of Energy International Program Meeting. Phoenix, AZ; March 11, 2010.

GT Jannik and EB Farfán. Potential Future Work with Chernobyl Center for Nuclear Safety, Radioactive Waste and Radioecology. U.S. Department of Energy International Program Meeting. Phoenix, AZ; March 11, 2010.

J Harpring, J. R. Gordon, EB Farfán, T.Q. Foley, G.T. Jannik, J.B. Gladden, S Stanley and C. Holmes. Position and Orientation Determination System (PODS^TM). 55th Annual Health Physics Society meeting in Salt Lake City, Utah, June 27 - July 1, 2010 [Supplement to Health Phys. 99 (1): S4 (2010)].

WW Kuhne, TG Jannik, EB Farfán and JB Gladden. Radioecology: Incorporating New Tools to Answer Complex Issues of Radioactivity in the Environment. 55th Annual Health Physics Society meeting in Salt Lake City, Utah, June 27 - July 1, 2010 [Supplement to Health Phys. 99 (1): S5 (2010)].

EB Farfán, S Gaschak, A Maksymenko, GT Jannik, JC Marra, M Bondarkov and E Donnelly. Assessment of ⁹⁰Sr and ¹³⁷Cs Penetration into Reinforced Concrete (Extent of ‘Deepening’) under Natural Atmospheric Conditions. 55th Annual Health Physics Society meeting in Salt Lake City, Utah, June 27 - July 1, 2010 [Supplement to Health Phys. 99 (1): S8 (2010)].

EB Farfán, S Gaschak, A Maksymenko, GT Jannik, JC Marra, M Bondarkov and E Donnelly. Assessment of Beta Particle Flux from Surface Contamination as a Relative Indicator for Radionuclide Distribution on External Surfaces of a Multistory Building in Pripyat. 55th Annual Health Physics Society meeting in Salt Lake City, Utah, June 27 - July 1, 2010 [Supplement to Health Phys. 99 (1): S8 (2010)].

GT Jannik, EB Farfán, TQ Foley, P Lee and D Karapatakis. Land and Water Use Characteristics and Usage Parameters around the Savannah River Site. 55th Annual Health Physics Society meeting in Salt Lake City, Utah, June 27 - July 1, 2010 [Supplement to Health Phys. 99 (1): S44 (2010)].

EB Farfán, TQ Foley, GT Jannik, J Gladden, S Stanley, C Holmes, M Oldham and J Adamovics. RadBall Deployment into a Shielded Cell at Savannah River National Laboratory. 55th Annual Health Physics Society meeting in Salt Lake City, Utah, June 27 - July 1, 2010 [Supplement to Health Phys. 99 (1): S52 (2010)].

GT Jannik, YuA Ivanov, VA Kashparov, SE Levchuk, MD Bondarkov, АМ Maximenko, EB Farfán and JC Marra. Vertical Migration of Radionuclides in Soils of the Chernobyl Nuclear Power Plant Exclusion Zone (1987-2007). This work involved the following organizations: The Ukrainian Research Institute for Agricultural Radiology of National University of Life and Environmental Sciences of Ukraine, Chabany, Ukraine; the International Radioecological Laboratory, Slavutich, Ukraine; and Savannah River National Laboratory, Aiken, South Carolina. 2009 American Geophysical Union Fall Meeting. San Francisco, CA. 14-18 December 2009.

TQ Foley, BYa Oskolkov, MD Bondarkov, SP Gashchak, AM Maksymenko, VM Maksymenko, VI Martynenko, GT Jannik, EB Farfán, and JC Marra. Environmental Problems Associated with Decommissioning of Chernobyl Power Plant Cooling Pond. Work performed at the International Radioecology Laboratory, Slavutich, Ukraine. 2009 American Geophysical Union Fall Meeting. San Francisco, CA. 14-18 December 2009.

EB Farfán, SP Gashchak, YA Makliuk, AM Maksymenko, MD Bondarkov, GT Jannik, and JC Marra. Radioecology of Vertebrate Animals in the Area Adjacent to the Chernobyl Nuclear Power Plant Site in 1986-2008. Work performed at the International Radioecology Laboratory, Slavutich, Ukraine 2009 American Geophysical Union Fall Meeting. San Francisco, CA. 14-18 December 2009.

JC Marra, KM Fox, GT Jannik, EB Farfán, DS Kim, JD Vienna, JA Roach, AS Aloy, SV Stefanovsky, DP Lopukh, MD. Bondarkov, KD Gerdes and AM Han. The DOE Office of Environmental Management International Cooperative Program: Overview of Technical Tasks and Results. Waste Management Conference in Phoenix, Arizona. March 7-11, 2010 [Savannah River Nuclear Solutions Document: SRNS-STI-2009-00502-X].

EB Farfán, TQ Foley, SJ Stanley, CJ Holmes, RW Mills, P Knight, D Mackenzie, GT Jannik, M Oldham, CG Clift, A Thomas, J Adamovics and JB Gladden. Control Testing of the UK's National Nuclear Laboratory's RadBall Technology at Savannah River National Laboratory. Waste Management Conference in Phoenix, Arizona. March 7-11, 2010 [Savannah River Nuclear Solutions Document: SRNS-STI-2009-00405].

EB Farfán, TQ Foley and GT Jannik. LADTAP-PROB: A Probabilistic Model to Assess Radiological Consequences from Liquid Radioactive Releases. 2009 American Nuclear Society Annual Meeting: “Advancing Nuclear Technology for a Greater Tomorrow.” Atlanta, GA. June 14-18, 2009.

S Pagava, V Rusetski, G Kutelia, N Shubitidze, R Dunker, EB Farfán, J Popp, J Harris, D Wells and M. Avtandilashvili. Review of Radom Assessment Studies in the City of Tbilisi, Republic of Georgia. Annual Health Physics Society meeting in Minneapolis, MN. July 12-16, 2009 [Supplement to Health Phys. 97 (1): S6 (2009)].

T Jannik, EB Farfán, D Coughlin and T Hinton. Overview of the Low Dose-Rate Irradiation Facility at the Savannah River Site: Past, Present, and Future. Annual Health Physics Society meeting in Minneapolis, MN. July 12-16, 2009 [Supplement to Health Phys. 97 (1): S112 (2009)].

T Jannik, EB Farfán and J Marra. US DOE Office of Environmental Management Collaborative work with the International Radioecology Laboratory. Annual Health Physics Society meeting in Minneapolis, MN. July 12-16, 2009 [Supplement to Health Phys. 97 (1): S113 (2009)].

EB Farfán, TQ Foley, GT Jannik and PL Lee. Probabilistic Modeling to Assess Radiological Consequences from Radioactive Releases at SRS: LADTAP-PROB. Central Savannah River Area Radiological Environmental Monitoring Program (CSRA REMP) meeting in Atlanta, GA. May 4-5, 2009.

GT Jannik, EB Farfán, TQ Foley and PL Lee. Radiological Impact of 2008 Operations at SRS. Central Savannah River Area Radiological Environmental Monitoring Program (CSRA REMP) meeting in Atlanta, GA. May 4-5, 2009.

KD Gerdes, JC Marra, KM Fox, GT Jannik, EB Farfán, DS Kim, AS Aloy, SV Stefanovsky, MD Bondarkov and CW Kim. The DOE Office of Environmental Management International Cooperative Program: Current Status and Plans for Expansion. Waste Management Conference in Phoenix, Arizona. March 1-5, 2009 [Savannah River Nuclear Solutions Document: SRNS-STI-2008-00068-X].

EB Farfán, PL Lee, GT Jannik, ED Kabela, AH Weber and TQ Foley. Savannah River Site Meteorological Data Update for MAXDOSE-SR, POPDOSE-SR, and CAP88. Central Savannah River Area Radiological Environmental Monitoring Program (CSRA REMP) meeting in Aiken, SC. September 10-11, 2008.

GT Jannik, PL Lee, EB Farfán and TQ Foley. Radiological Impact of 2007 Operations at the Savannah River Site. Central Savannah River Area Radiological Environmental Monitoring Program (CSRA REMP) meeting in Aiken, SC. September 10-11, 2008.

EB Farfán, PL Lee, GT Jannik, ED Kabela, AH Weber and ED LaBone. Savannah River Site Meteorological Data for CAP88. 53^rd Annual Health Physics Society meeting in Pittsburgh, PA. July 13-17, 2008 [Supplement to Health Phys. 95 (1): S7 (2008)].

ED LaBone, EB Farfán, PL Lee and GT Jannik. Assessment of Differences in Radionuclide Databases for CAP88 v. 1.0 and 3.0. 53^rd Annual Health Physics Society meeting in Pittsburgh, PA. July 13-17, 2008 [Supplement to Health Phys. 95 (1): S6 (2008)].

EB Farfán, GT Jannik, KL Dixon, PL Lee and ED LaBone. LADTAP-PA-FTF: A Model for Estimating Dose Resulting from Groundwater Contamination at the Savannah River Site. July 13-17, 2008 [Supplement to Health Phys. 95 (1): S5 (2008)].

I Ozcan, EB Farfán, ED LaBone, K Chandler and EH Donnelly. Health Physics Challenges Involving Active, Non-Intrusive Inspection Systems. Health Physics Society Midyear Meeting – Radiation Generating Devices (P11). January 27-30, 2008. Oakland, CA.

Ozcan, EB Farfán, K. Chandler, ED LaBone and EH Donnelly. Reducing Radiation Exposures when Operating Active, Non-Intrusive Inspection Systems. Health Physics Society Midyear Meeting – Radiation Generating Devices (TPM-A.5). January 27-30, 2008. Oakland, CA.

GT Jannik, PC Lee, EB Farfán, J. Roach. Area Factor Determinations for an Industrial Worker Exposed to a Concrete Slab End-State. American Nuclear Society Topical Meeting on Decommisioning, Decontamination, and Reutilization and Technology Exposition (DD & R). Chattanooga, TN. Sep. 16-19, 2007.

TA Forest, M Ankrah, F Harmon, A Hunt, MT Kinlaw, W Phillips, D Wells, JL Jones, I Ozcan and EB Farfán. An Accelerator Based Cargo Container Inspection System for Nuclear Materials. Eight International Topical Meeting on Nuclear Applications and Utilization of Accelerators. Pocatello, ID. July 29 – August 2, 2007.

EH Donnelly, JM Smith, SF Naeem and EB Farfán. Acute Radiation Syndrome and Related Deterministic Effects. 52^nd Annual Meeting of the Health Physics Society, Portland, OR. July 8-12, 2007 [Supplement to Health Phys. 93 (1): S20 (2007)].

I Ozcan, K Chandler, M Ankrah, M Smith, R Spaulding and EB Farfán. Dosimetric Characterization and Monte Carlo Verification for an Active, Non-Intrusive Inspection System. 52^nd Annual Meeting of the Health Physics Society, Portland, OR. July 8-12, 2007 [Supplement to Health Phys. 93 (1): S78 (2007)].

EH Donnelly, I Ozcan and EB Farfán. Prenatal Radiation Exposure. 52^nd Annual Meeting of the Health Physics Society, Portland, OR. July 8-12, 2007 [Supplement to Health Phys. 93 (1): S20 (2007)].

Timilsina, EB Farfán and EH Donnelly. An Assessment Tool for Evaluating Radiation Exposures to Nursing Infants from Internally Contaminated Mother. 52^nd Annual Meeting of the Health Physics Society, Portland, OR. July 8-12, 2007 [Supplement to Health Phys. 93 (1): S19 (2007)].

M. Ankrah, I. Ozcan, R. Spaulding, M. Smith and EB Farfán. Active, Non-Intrusive Inspection Technologies for Homeland Security. 52^nd Annual Meeting of the Health Physics Society, Portland, OR. July 8-12, 2007 [Supplement to Health Phys. 93 (1): S2 (2007)].

I Ozcan, M Ankrah, EB Farfán, R Spaulding and M Smith. Dose Characterization for Active, Non-Intrusive Inspection System Using an Electron Accelerator. Midyear meeting of the Health Physics Society, Knoxville, TN, 2007 [WAM2A.2].

M. Ankrah, R. Spaulding, EB Farfán, I Ozcan and M Smith. A Low-Cost Radiography System for Non-Intrusive Cargo Container Inspection. Midyear meeting of the Health Physics Society, Knoxville, TN, 2007 [WAM2A.1].

R Ngazimbi, R Dunker and EB Farfán. Comparisons of Conventional Counting Methods to a Cherenkov Counting Method for a Rapid Determination of ⁹⁰Srin Water. Midyear meeting of the Health Physics Society, Knoxville, TN, 2007 [TAM1.5].

I Ozcan and EB Farfán. Determining Transfer Rate Probability Functions for the Systemic Compartments. 51st Annual Meeting of the Health Physics Society, Providence, R.I. June 25-29, 2006 [Supplement to Health Phys. 90 (6): S90 (2006)].

M Ankrah and EB Farfán. Determining Probabilistic Distributions for Gastrointestinal Tract Transfer Rates. 51^st Annual Meeting of the Health Physics Society, Providence, R.I. June 25-29, 2006 [Supplement to Health Phys. 90 (6): S91 (2006)].

B Timilsina and EB Farfán. Selecting USTUR Cases to Test ICRP Models Probabilistically. 51^st Annual Meeting of the Health Physics Society, Providence, R.I. June 25-29, 2006 [Supplement to Health Phys. 90 (6): S91 (2006)].

EH Donnelly and EB Farfán. Nuclear and Radiological Incident Scenarios. 51^st Annual Meeting of the Health Physics Society, Providence, R.I. June 25-29, 2006 [Supplement to Health Phys. 90 (6): S89 (2006)].

R Ngazimbi, R Dunker and EB Farfán. Rapid Determination of ⁹⁰Sr Using 3M Empore Strontium Rad Disks and Cherenkov Counting in Water Samples. 51^st Annual Meeting of the Health Physics Society, Providence, R.I. June 25-29, 2006 [Supplement to Health Phys. 90 (6): S86 (2006)].

J Billa, EH Donnelly and EB Farfán. Health Effects Based on Prolonged Radiation Exposure: A Radiological Study on Animals. 51^st Annual Meeting of the Health Physics Society, Providence, R.I. June 25-29, 2006 [Supplement to Health Phys. 90 (6): S92 (2006)].

EB Farfán, TR La Bone, SP LaMont and WE Bolch. Comparison of Results from the ICRP Models with USTUR Data Using the Probabilistic Computer Code IBUC. 49^th Annual Meeting of the Health Physics Society, Washington, DC. July 11-15, 2004 [Supplement to Health Phys. 86 (6): S165 (2004) – MPM-E.3].

KN Beharry, R Ali, CD Tillie, JM Nelson, EB Farfán and VS Valdes. Assessment of HOTSPOT to Identify its Attributes and Limitations when Modeling Releases of Radioactive Materials. 49^th Annual Meeting of the Health Physics Society, Washington, DC. July 11-15, 2004 [Supplement to Health Phys. 86 (6): S136 (2004)].

JM Nelson, KN Beharry, R Ali, CD Tillie, VS Valdes and EB Farfán. Improving the User Interface for the HABIT 1.1 TACT5 Module. 49^th Annual Meeting of the Health Physics Society, Washington, DC. July 11-15, 2004 [Supplement to Health Phys. 86 (6): S136 (2004)].

EB Farfán, TR La Bone, SP LaMont and WE Bolch. Probabilistic Tests of Current ICRP Models for the Behavior of Inhaled ²³⁸Pu0₂ Using Autopsy Data from the USTUR Case 0259. 49^th Annual Meeting of the Health Physics Society, Washington, DC. July 11-15, 2004 [Supplement to Health Phys. 86 (6): S146 (2004)].

R. Ali, CD Tillie, JM Nelson, KN Beharry, EB Farfán and VS Valdes. Assessment of RASCAL Used in Modeling the Release of Radionuclides.” 49^th Annual Meeting of the Health Physics Society, Washington, DC. July 11-15, 2004 [Supplement to Health Phys. 86 (6): S137 (2004)].

CD Tillie, JM Nelson, KN Beharry, R. Ali VS Valdes and EB Farfán. Assessment of MACCS2 Module to Calculate Individual Health and Economic Effects from an Accidental Release of Radioactive Materials. 49^th Annual Meeting of the Health Physics Society, Washington, DC. July 11-15, 2004 [Supplement to Health Phys. 86 (6): S137 (2004)].

TR La Bone, WL Findley, EF Farfán. Uncertainties in Organs Estimated with PAS. Health Physics Society Midyear Conference – Air Monitoring and Internal Dosimetry, Augusta, GA. February 8-11, 2004.

EF Farfán, TE Huston, WE Bolch, E Han, K. Beharry and ZM Jupiter. Influence of Age, Gender, and Exertion Level on Dose Uncertainties Associated with the Inhalation Of Weapons-Grade PuO₂. 48th Annual Meeting of the Health Physics Society, San Diego, CA. July 19-24, 2003 [Supplement to Health Phys. 84 (6) S171 (2003)].

EF Farfán, TE Huston, CH Huh, WE Bolch, EY Han and E Bolch. Uncertainties in Electron Absorbed Fractions within the ICRP-66 Respiratory Tract Model. 47th Annual Meeting of the Health Physics Society, Tampa, Florida. June16-20, 2002 [Supplement to Health Phys. 82 (6) S126 (2002)].

EY Han, EF Farfán, WE Bolch, TE Huston and E Bolch. A Revised Dosimetric Model of the Extrathoracic and Thoracic Airways. 47th Annual Meeting of the Health Physics Society, Tampa, Florida. June16-20, 2002 [Supplement to Health Phys. 82 (6) S127 (2002)].

EF Farfán, TE Huston, WE Bolch, EY Han, DA Rajon and KP Kim. Beta-Particle Dosimetry within the ICRP-66 Respiratory Tract Model: Impact of Uncertainties in Electron Absorbed Fractions on Lung Dose Estimates. 47th Annual Meeting of the Health Physics Society, Tampa, Florida. June16-20, 2002 [Supplement to Health Phys. 82 (6) S126 (2002)].

EH Donnelly, EF Farfán, CW Miller and WE Bolch. Comparison of Thyroid Dose Estimates to Native Americans from Hanford Releases to the Air Using Reference Versus Tribal-Specific Diets. 47th Annual Meeting of the Health Physics Society, Tampa, Florida. June16-20, 2002 [Supplement to Health Phys. 82 (6) S120 (2002)].

CH Huh, MS Bhutani, WE Bolch, EF Farfán and E. Bolch. Individual Variations in Mucosa and Total Wall Thickness Within the Stomach And Rectum Assessed via Endoscopic Ultrasound. 47th Annual Meeting of the Health Physics Society, Tampa, Florida. June16-20, 2002 [Supplement to Health Phys. 82 (6) S127 (2002)].

CH Huh, EB Farfán, TE Huston and WE Bolch. ICRP-66 Respiratory Tract Model: a Parameter Sensitivity Analysis. 46th Annual Meeting of the Health Physics Society, Cleveland, Ohio, June 10-14, 2001 [Supplement to Health Phys. 80 (6) S106 (2001)].

EB Farfán, CH Huh, TE Huston and WE Bolch. ICRP-66 Respiratory Tract Model: Uncertainties in the Dosimetry Model. 46th Annual Meeting of the Health Physics Society, Cleveland, Ohio, June 10-14, 2001 [Supplement to Health Phys. 80 (6) S106 (2001)].

CH Huh, WE Bolch, MS Bhutani and EB Farfán. In-vivo Measurements of the GI Tract Wall Thicknesses Using Endoscopic Ultrasound: Applications to Internal Dosimetry. 46th Annual Meeting of the Health Physics Society, Cleveland, Ohio, June 10-14, 2001 [Supplement to Health Phys. 80 (6) S125 (2001)].

CH Huh, EB Farfán, TE Huston and WE Bolch. ICRP-66 Respiratory Tract Model: Uncertainties in the Clearance Model. 45th Annual Meeting of the Health Physics Society, Denver, Colorado, June 25-29, 2000 [Supplement to Health Phys. 78 (6) S98 (2000)].

EB Farfán, CH Huh, TE Huston and WE Bolch. ICRP-66 Respiratory Tract Model: Uncertainties in the Deposition Model. 45th Annual Meeting of the Health Physics Society, Denver, Colorado, June 25-29, 2000 [Supplement to Health Phys. 78 (6) S98 (2000)].

EB Farfán and WE Bolch. Probabilistic Lung Dosimetry with Application to Uranium Dioxide and Octoxide. 44th Annual Meeting of the Health Physics Society, Philadelphia, Pennsylvania, June 27 – July 1, 1999 [Supplement to Health Phys. 76 (6) S121 (1999)].