The Advanced Test Reactor National Scientific User Facility Overview

SPEAKER: FRANCES MARSHALL DATE/TIME: MON, 05/02/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: This presentation provides an overview of the research and irradiation capabilities of the Advanced Test Reactor (ATR) located at the U.S. Department of Energy Idaho National Laboratory (INL). The ATR which has been designated by DOE as a National…

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Origins, Visions, Plans & Wave Reactors

SPEAKER: CHRISTIAN TEICHERT DATE/TIME: MON, 04/25/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: Low-energy ion irradiation of semiconductor surfaces [1] opens an elegant and efficient route towards fabrication of large-scale arrays of uniform semiconductor nanostructures. Using power spectral density analysis of atomic force microscopy (AFM) images, the degree of pattern uniformity can…

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Treatment of Epistemic Uncertainty in Risk Analysis: Implications for Risk-Informed Decision-Making

SPEAKER: DANA KELLY DATE/TIME: MON, 04/18/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: Quantitative risk assessments are an integral part of risk-informed regulation of current and future nuclear plants in the U.S. The Bayesian approach to uncertainty, in which both stochastic and epistemic uncertainties are represented with precise probability distributions, is the…

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The Spent Nuclear Fuel and Non-Proliferation

SPEAKER: BEKHZOD YULDASHEV DATE/TIME: MON, 04/04/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: The review of the activities on repatriation of highly enriched spent fuel from research reactors as well as data on the conversion of research reactors to low enriched fuel will be presented. About the Speaker: Professor Bekhzod Yuldashev is…

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Nuclear Nonproliferation Research at Los Alamos National Laboratory

SPEAKER: DAN HOLDEN DATE/TIME: THU, 03/31/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: The topic of nuclear nonproliferation (both cooperative and non-cooperative) is broad, drawing upon interdisciplinary scientific, political and social sciences. At Los Alamos National Lab, as well as across the entire National Nuclear Security Administration complex, virtually all aspects of…

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Chemical separation processes for advanced nuclear fuel cycles: Challenges and possibilities

SPEAKER: MIKAEL NILSSON DATE/TIME: MON, 03/14/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: In the world today, nuclear energy comprises ~15% of the total electricity mix. This power source produces no CO2 during the operation of the plants and can provide bulk power to industry and households 24/7. Concerns about CO2 emissions…

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Delayed Gamma Assay for Nuclear Safeguards

SPEAKER: VLADIMIR MOZIN DATE/TIME: MON, 03/07/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: The UC Berkeley Nuclear Engineering Department in collaboration with Los Alamos National Laboratory and Lawrence Berkeley National Laboratory participates in the US DOE Next Generation Safeguards Initiative with a focus on developing advanced instruments and methods in nuclear material…

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An Innovative Neutron Transport Method for Whole Reactor Core Criticality Analysis

SPEAKER: FARZAD RAHNEMA DATE/TIME: MON, 02/28/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: A new coarse-mesh radiation transport (COMET) method for modeling and simulation of realistic reactor cores (e.g., operating water reactors) is presented at this colloquium. This innovative method has Monte Carlo accuracy while having computational efficiency that is several orders…

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Reduced-Order Physics Models For Computationally Efficient Charged Particle Transport

SPEAKER: ANIL PRINJA DATE/TIME: MON, 02/14/2011 – 4:00PM TO 5:00PM LOCATION: 3105 ETCHEVERRY HALL Spring 2011 Colloquium Series Abstract: High-energy charged particles (electrons, light and heavy ions, from 10’s keV to GeV and above) are ubiquitous in nuclear science and engineering, medical physics, space science, and advanced materials applications, but the computational complexity associated with the transport of…

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