IGORR 21 (collaboration with TRTR, support by IAEA) - Maryland, USA - June 2023

Please see also the website of the TRTR meeting for further information.

Number	Title	Author(s)
*Plenary Session (Monday 19 June 2023)*
01	10 Years at the Maryland University Training Reactor: A Retrospective	A. Johnson (University of Maryland Radiation Facilities, USA)
02	The IGORR forum... an old but efficient organisation!	G. Bignan (French Atomic and Alternative Energies Commission, France)
05	IAEA Activities in Support of Utilization & Applications of Research Reactors	D. Ridikas (International Atomic Energy Agency, Austria)
*Session 1: NIST (Monday 19 June 2023)*
01	NBSR Recovery, Confirmatory Order, Corrective Actions, Safety Culture, Regulatory Correspondence	T. Newton (National Institute of Standards and Technology, USA)
02	NCNR Procedure Overhaul Paper	D. Griffin (National Institute of Standards and Technology, USA)
03	Corrective Action Program Implementation at the NCNR	A. Gahan (National Institute of Standards and Technology, USA)
04	Lessons Learned on NBSR Licensing Actions Paper	D. Sahin (National Institute of Standards and Technology, USA)
05	Modernization of NBSR Operator Logging and Computational Tools	J. Seiter (National Institute of Standards and Technology, USA)
*Session 2: New and Advanced Reactors 1 (Monday 19 June 2023)*
01	Design Considerations for High-Performance Research Reactors Paper	N.P.G. De Lorenzo (INVAP, Argentina)
02	Jules Horowitz Reactor (JHR) project – Status as of mid-2023 Paper	G. Bignan (French Atomic and Alternative Energies Commission, France)
03	Approaching the Operation Planning for the JHR Paper	J. Chauvin (French Atomic and Alternative Energies Commission, France)
04	An Overview of the Versatile Isotope Production Reactor (VIPR)	T. Eiden (Atomic Alchemy, USA)
05	Kairos Power’s Hermes Test Reactor	N. Satvat (Kairos Power, USA)
06	Current Status of the UIUC Next Generation High Temperature Gas-Cooled Research Reactor	L. Foyto (University of Illinois, USA)
*Session 3: Experiments 1 (Monday 19 June 2023)*
01	Irradiation of test reactor fuel at the BR2 reactor Paper	S. Van Dyck (SCK CEN, Belgium)
02	CARMEN Measuring Device for the Jules Horowitz Reactor: Status of Development Paper	M. Antony (French Atomic and Alternative Energies Commission, France)
03	JHR Project- EU JHOP 2040 Gamma Dose Tolerance Tests for Irradiation Loop Instrumentation Paper	S. Gaillot (French Atomic and Alternative Energies Commission, France)
04	Nuclear Reactor-Induced Microplasmas in porous metals: New Energy Frontiers Paper	A. Lo (GenAlpha Nuclear Technologies, USA)
05	Combined Radiation Environment Damage in Electronic Devices Paper	M. Sheridan (University of Texas at Austin, USA)
06	A study of a Helium-3 Injection System at TREAT Paper	C. Race (Idaho National Laboratory, USA)
*Session 4: Safety and Security (Monday 19 June 2023)*
01	Updated Safety Basis Strategy for Concurrent Testing at TREAT Paper	S. Morrill (Idaho National Laboratory, USA)
02	A reviewed approach to Safety Classification of Structures, Systems and Components in nuclear reactors Paper	N. Masriera (INVAP, Argentina)
03	Advanced Reactor Cyber Analysis and Development Environment (ARCADE) Paper	L. Maccarone (Sandia National Laboratories, USA)
04	Enhanced Weapons and Event Notification New Rule	B. Reed (U.S. Nuclear Regulatory Commission, USA)
05	Enhanced Security for SNM Option Paper – Status	B. Reed (U.S. Nuclear Regulatory Commission, USA)
*Session 5: Fuel Cycle / Instrumentation (Monday 19 June 2023)*
01	Results of Irradiated TRIGA Fuel Furnace Tests	D. Keiser (Idaho National Laboratory, USA)
02	Upgrade of Neutron Flux Monitoring Systems of Research Reactors with Digital Systems Paper	E. Liebhart (Mirion Technologies GmbH, Germany)
04	Paragon and Thermo Fisher/Gamma Metrics Neutron Flux Monitoring Systems Update	J. Portillo (Paragon, USA)
05	Recent I&C Improvements at the Missouri S&T Reactor Paper	E. Taber (Missouri University of Science and Technology, USA)
*Session 6: Operations and Maintenance 1 (Monday 19 June 2023)*
01	University Fuel Services Annual Status Update	D. Morrell (Idaho National Laboratory, USA)
02	10 Years at the Maryland University Training Reactor: A Retrospective Paper	L. Gilde (University of Maryland, USA)
03	Maintenance Projects at the Oregon State TRIGA Reactor	R. Schickler (Oregon State University, USA)
04	Defueling the MITR-II for Leak Repair Paper	S. Hauptman (Massachusetts Institute of Technology, USA)
05	Big Impact of a Small Leak	E. Lau (Massachusetts Institute of Technology, USA)
*Session 7: Utilization / Experiments 2 (Tuesday 20 June 2023)*
01	MADISON experimental device dedicated to LWR fuels studies in Jules Horowitz Reactor – Feedback on Mock-Up Loop tests performed by IFE Halden Paper	L. Costes (French Atomic and Alternative Energies Commission, France)
02	A High Flux Transient Neutron Beam for Flash Neutron Radiography of Highly Dynamic Processes at the Transient Reactor Test Facility	J. Mendoza (Idaho National Laboratory, USA)
03	NRAD Beamline Upgrades	S. Pappas (Idaho National Laboratory, USA)
04	Advanced Test Reactor Fast Neutron Testbed	B. Curnutt (Idaho National Laboratory, USA)
05	ADELINE and MADISON experimental devices dedicated to PWR fuels studies in Jules Horowitz Reactor – Features and design challenges	F. Huet (French Atomic and Alternative Energies Commission, France)
*Session 8: Computer Modeling (Tuesday 20 June 2023)*
01	Modeling of Drop Tests of Reactor Shutdown Systems using RELAP5 Paper	S. Park (Korea Atomic Energy Research Institute, Korea)
02	STAT7: Best Estimate Plus Uncertainty Approach to Predict Onset of Nucleate Boiling and Onset of Flow Instability using Monte Carlo Method	S. Yang (Argonne National Laboratory, USA)
03	Development of the MNR OSCAR-5 Core-Follow and Reload Calculational Model for Operational Support Paper	S. Day (McMaster University, Canada)
04	Development of Evaluation Models for Thermal-Hydraulic Safety Analysis	J. Staudenmeier (U.S. Nuclear Regulatory Commission, USA)
05	Generating 3D models of complex engineering structures for training and engineering planning	D. Kouttron (Massachusetts Institute of Technology, USA)
*Session 9: New and Advanced Reactors 2 (Tuesday 20 June 2023)*
01	Department of Energy Support of Advanced Reactor Technologies	T. Stuhldreher (Department of Energy, USA)
02	Kaleidos: Overview of a Portable, High Temperature Gas-Cooled Microreactor Demonstration Unit Design Paper	J. Tompkins (Radiant Industries, USA)
03	MARVEL fuel system and program overview Paper	A. Wagner (Idaho National Laboratory, USA)
04	NIST Neutron Source Preconceptual Design Updates	D. Sahin (National Institute of Standards and Technology, USA)
05	The NuScale Micro-reactor Design – Innovation for 21st Century University Research and Training Needs Paper	S. Mirsky (NuScale Power, USA)
06	Introduction to Abilene Christian University’s Molten Salt Research Reactor Project	A. Adams (Abilene Christian University, USA)
07	Trends and Progress in Research and Test Reactor Design and Deployment	E. Wilson (Argonne National Laboratory, USA)
*Session 10: Common Management Considerations / Decommissioning (Tuesday 20 June 2023)*
01	Learning Lessons from Incidents at Other Facilities Paper	M. Summerfield (ANSTO, Australia)
02	Review of Readiness Activities at ACRR Paper	L. Martin (Sandia National Laboratories, USA)
03	Reducing Review Cycles in Construction License Applications	R. Marcum
04	The Regulation of Nuclear Research and Test Reactor Decommissioning by the U.S. Nuclear Regulatory Commission	J. Parrott (U.S. Nuclear Regulatory Commission, USA)
05	NBSR Path to Equilibrium Core	O. Celikten (National Institute of Standards and Technology, USA)
06	Application of the MITR Simulator for Licensed Operator Requalification and Training Paper	S. Hauptman (Massachusetts Institute of Technology, USA)
07	Safety Culture at RTRs: NRC Shares its Experience	C. Parker (U.S. Nuclear Regulatory Commission, USA)
*Session 11: Operations and Maintenance 2 (Tuesday 20 June 2023)*
01	Jules Horowitz Reactor (JHR) operating preparation : status as of mid-2023 following reassessment of the project Paper	A. Fardeau (French Atomic and Alternatives Energies Commission, France)
02	Power Calibration Method Analysis	H. Palmer (Reed College, USA)
03	Reactor Power Detector Shadowing Effects and the Possibility of Violating Licensed Reactor Power Limits Paper	T. Spoerer (Oregon State University, USA)
04	Unlicensed/Aluminum Fuel Element Event at The University Reactor Paper	P. Whaley (University of Texas at Austin, USA)
*Session 12: Refurbishment Methods / Innovative Methods (Tuesday 20 June 2023)*
01	Refurbishment of the Crane in the Reactor Hall at FRM II: Challenges and Lessons Learned Paper	D. Schneider (Forschungs-Neutronenquelle Heinz Maier Leibnitz (FRM II), Germany)
02	Condition-based Monitoring Infrastructure Upgrades at the NCNR	S. MacDavid (National Institute of Standards and Technology, USA))
03	Alternative Reflectors for the NIST Neutron Source Paper	Y. Shaposhnik (Shimon Peres Negev Nuclear Research Center, Israel)
04	Development of MIT Reactor Simulator Digital Twin for LEU Fuel Conversion Planning	L. Hu (Massachusetts Institute of Technology, USA)
05	Simulation Assisted Engineering Applied to New Builds	O. Ashy (WSC, USA)
*Session 13: NRC Plenary Session (Wednesday 21 June 2023)*
01	Non-Power Production and Utilization Facility Licensing Branch – Overview	J. Borromeo (U.S. Nuclear Regulatory Commission, USA)
02	Non-Power Production and Utilization Facility Oversight Branch - Overview	T. Tate (U.S. Nuclear Regulatory Commission, USA)
*Session 14: Operations and Maintenance 3 (Wednesday 21 June 2023)*
01	Upgrade of an overhead crane in the nuclear research reactor CABRI Paper	D. Bonvalet (French Atomic and Alternative Energies Commission, France)
02	Current Status of HANARO Operation and Challenging Issues Paper	J. Shin (Korea Atomic Energy Research Institute, Korea)
03	Consideration of a two-phase excitation control method for stepping motors used in HANARO’s control rods Paper	J. Jeong (Korea Atomic Energy Research Institute, Korea)
04	FRM II: Germany’s only research reactor with thermal power of more than 1 MW. Introduction, status and outlook Paper	A. Pichlmaier (Forschungs-Neutronenquelle Heinz Maier Leibnitz (FRM II), Germany)
*Session 15: Diversity and Inclusion Session (Thursday 22 June 2023)*
01	Inclusion of Gender Minorities	A. S. Oliveri (Reed College, USA)
*Session 16: Medical Isotope Production Panel (Thursday 22 June 2023)*
01	Industry and Test Reactors: Collaboration for Production of Medical Isotopes	S. Jones (Serva Energy, USA)
02	Production of Medical Radioisotopes at Oak Ridge National Laboratory	C. Bryan (Oak Ridge National Laboratory, USA)
03	Medical Isotopes Regulatory Considerations	P. Ruddock (AtomVie Global Radiopharma, USA)
*Other presentations*
01	MURR Overview	R. Gibson (Missouri University of Science and Technology, USA)
02	MUTR and the Uranium Club	M. E. Hiebert