Design, modeling and viability analysis of an online uranium Enrichment Monitor

LE Smith, AR Lebrun - 2011 IEEE Nuclear Science Symposium …, 2011 - ieeexplore.ieee.org
The International Atomic Energy Agency is develo** technology for the continuous
monitoring of in-process UF 6 gas at centrifuge enrichment plants. These unattended …

Analysis of an indirect neutron signature for enhanced UF6 cylinder verification

JA Kulisek, BS McDonald, LE Smith… - Nuclear Instruments and …, 2017 - Elsevier
Abstract The International Atomic Energy Agency (IAEA) currently uses handheld gamma-
ray spectrometers combined with ultrasonic wall-thickness gauges to verify the declared …

Applications of HPGe-detected high energy gamma rays toward quantifying neutron emission rates and 234U enrichment in UF6 cylinders

AT Greaney, SK Smith, R Venkataraman… - Nuclear Instruments and …, 2020 - Elsevier
This study presents a 234 U enrichment meter that uses high energy gamma and neutron
count rate as measured by a portable, high-purity germanium gamma ray detector. Twenty …

Sco** study to expedite development of a field deployable and portable instrument for UF6 enrichment assay

CYG Chan, JD Valentine, RE Russo - 2017 - escholarship.org
The primary objective of the present study is to identity the most promising, viable
technologies that are likely to culminate in an expedited development of the next-generation …

Automated nondestructive assay of UF6 cylinders: Detector characterization and initial measurements

EK Mace, LE Smith - Nuclear Instruments and Methods in Physics …, 2011 - Elsevier
International Atomic Energy Agency (IAEA) inspectors currently perform periodic inspections
at uranium enrichment plants to verify UF6 cylinder enrichment declarations. Measurements …

Radiation detection computational benchmark scenarios

MW Shaver, AM Casella, RS Wittman, BS McDonald - 2013 - osti.gov
Modeling forms an important component of radiation detection development, allowing for
testing of new detector designs, evaluation of existing equipment against a wide variety of …

Fractionation of UF6 and daughter progeny in storage cylinders from external heating

BA Wilson, DE Peplow, KC Bledsoe, ND See… - … of Radioanalytical and …, 2025 - Springer
Uranium hexafluoride (UF6) is a significant concern for material accountancy and
verification in the international safeguards community. Verification of the contents of UF6 …

Monte Carlo feasibility study of an active neutron assay technique for full-volume UF6 cylinder assay using a correlated interrogation source

KA Miller, HO Menlove, MT Swinhoe… - Nuclear Instruments and …, 2013 - Elsevier
Uranium cylinder assay plays an important role in the nuclear material accounting at gas
centrifuge enrichment plants. The Passive Neutron Enrichment Meter (PNEM) was designed …

[PDF][PDF] Application of Cdznte detectors for control of initial enrichment of fresh nuclear fuel at refueling

OV Maslov, VA Mokritskiy… - EPJ Web of …, 2020 - epj-conferences.org
The task of determining the initial enrichment of nuclear fuel (NF) at nuclear power plants in
real time is relevant for both economic indicators of operation of the power unit and for all …

An unattended verification station for UF6 cylinders: Field trial findings

LE Smith, KA Miller, BS McDonald, JB Webster… - Nuclear Instruments and …, 2017 - Elsevier
In recent years, the International Atomic Energy Agency (IAEA) has pursued innovative
techniques and an integrated suite of safeguards measures to address the verification …