Results 1 to 10 of about 1,164 (180)

Fourth-Order Adjoint Sensitivity and Uncertainty Analysis of an OECD/NEA Reactor Physics Benchmark: II. Computed Response Uncertainties [PDF]

open access: yesJournal of Nuclear Engineering, 2022
This work quantifies the impact of the most important 4th-order sensitivities of the leakage response of a polyethylene-reflected plutonium (PERP) reactor physics benchmark with respect to the benchmark’s 180 group-averaged microscopic total cross ...
Ruixian Fang, Dan Gabriel Cacuci
doaj   +3 more sources

Comprehensive Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) Applied to a Subcritical Experimental Reactor Physics Benchmark: III. Effects of Imprecisely Known Microscopic Fission Cross Sections and Average Number of Neutrons per Fission [PDF]

open access: yesEnergies, 2019
The Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) is applied to compute the first-order and second-order sensitivities of the leakage response of a polyethylene-reflected plutonium (PERP) experimental system with respect to the ...
D. G. Cacuci   +4 more
doaj   +5 more sources

Comprehensive Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) Applied to a Subcritical Experimental Reactor Physics Benchmark: IV. Effects of Imprecisely Known Source Parameters [PDF]

open access: yesEnergies, 2020
By applying the Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) to the polyethylene-reflected plutonium (PERP) benchmark, this work presents results for the first- and second-order sensitivities of this benchmark’s leakage response
Ruixian Fang, Dan Gabriel Cacuci
doaj   +3 more sources

Comprehensive Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) Applied to a Subcritical Experimental Reactor Physics Benchmark: II. Effects of Imprecisely Known Microscopic Scattering Cross Sections [PDF]

open access: yesEnergies, 2019
This work continues the presentation commenced in Part I of the second-order sensitivity analysis of nuclear data of a polyethylene-reflected plutonium (PERP) benchmark using the Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM). This work
Ruixian Fang, Dan Gabriel Cacuci
doaj   +3 more sources

Review of Fourth-Order Predictive Modeling and Illustrative Application to a Nuclear Reactor Benchmark. I. Typical High-Order Sensitivity and Uncertainty Analysis [PDF]

open access: yesEnergies
This work (in two parts) will review the recently developed predictive modeling methodology called “4th-BERRU-PM” and its applicability to nuclear energy systems as exemplified by an illustrative application to the Polyethylene-Reflected Plutonium ...
Dan Gabriel Cacuci, Ruixian Fang
doaj   +3 more sources

Measuring Critical Media Literacy Based on Elizabeth Tamman's Model [PDF]

open access: yesمطالعات رسانه‌های نوین
Media literacy is a set of learnable skills that refer to the ability to access, analyze, criticize and create various types of media messages. It is considered an essential skill in today's world.
Tagi Akbari, babak nourollahzadeh khiavi
doaj   +3 more sources

Comprehensive Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) Applied to a Subcritical Experimental Reactor Physics Benchmark. VI: Overall Impact of 1st- and 2nd-Order Sensitivities on Response Uncertainties

open access: yesEnergies, 2020
This work applies the Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) to compute the 1st-order and unmixed 2nd-order sensitivities of a polyethylene-reflected plutonium (PERP) benchmark’s leakage response with respect to the benchmark’s ...
Dan G. Cacuci   +2 more
doaj   +1 more source

Comprehensive Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) Applied to a Subcritical Experimental Reactor Physics Benchmark: V. Computation of Mixed 2nd-Order Sensitivities Involving Isotopic Number Densities

open access: yesEnergies, 2020
This work applies the Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) to compute the mixed 2nd-order sensitivities of a polyethylene-reflected plutonium (PERP) benchmark’s leakage response with respect to the benchmark’s imprecisely ...
Ruixian Fang, Dan G. Cacuci
doaj   +1 more source

Innovation and Market Value. The case of tourism enterprises [PDF]

open access: yes, 2016
In contemporary economics companies operate in a fast changing environment which forces them to adapt constantly. The never ending development seems to constitute the necessary condition for achieving the ultimate purpose of a company’s function - the ...
Szutowski, Dawid
core  

The synthesis and properties of some well-defined fluorinated polymers [PDF]

open access: yes, 1996
This thesis describes studies directed to the ring opening metathesis polymerisation (ROMP) of some fluorinated compounds using a range of well-defined initiators.
Towns, Richard Mark
core  

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