Search Results - "Woolstenhulme, Nicolas"

Reactor physics characterization of triply periodic minimal surface-based nuclear fuel lattices by Martin, Nicolas, Seo, Seokbin, Prieto, Silvino Balderrama, Jesse, Casey, Woolstenhulme, Nicolas

“…Triply periodic minimal surface (TPMS) lattices are receiving substantial attention in numerous engineering fields due to their impressive topology-driven…”
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BISON automation to predict transient power history based off prescribed cladding temperature by Paaren, Kyle M., Boutros, Clara, Armstrong, Robert J., Medvedev, Pavel G., Woolstenhulme, Nicolas E., Jensen, Colby

“…•TREAT transient power history predictions on prescribed temperatures.•BISON fuel performance simulations for U-10Zr and UO2 fuel.•Different transient profiles…”
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Review of pool boiling critical heat flux (CHF) and heater rod design for CHF experiments in TREAT by Hernandez, Richard, Folsom, Charles P., Woolstenhulme, Nicolas E., Jensen, Colby B., Bess, John D., Gorton, Jacob P., Brown, Nicholas R.

“…Preventing the occurrence of a departure from nucleate boiling (DNB) event is an important aspect of nuclear safety in pressurized water reactors (PWRs). This…”
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Design of separate-effects In-Pile transient boiling experiments at the TREAT Facility by Folsom, Charles P., Armstrong, Robert J., Woolstenhulme, Nicolas E., Fleming, Austin D., Hill, Connie M., Jensen, Colby B., Wachs, Daniel M.

“…•Design of a novel, non-fueled nuclear heated rod for in-pile tests in the Transient Reactor Test Facility.•Separate-effect tests to study critical heat flux…”
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Nuclear characterization of a general-purpose instrumentation and materials testing location in TREAT by Bess, John D., Woolstenhulme, Nicolas E., Jensen, Colby B., Parry, James R., Hill, Connie M.

“…•MARCH irradiation vehicle system to be used for inaugural TREAT experiments.•Transient testing needs and TREAT capabilities discussed.•Baseline…”
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Mechanical Behavior Assessment of Ti-6Al-4V ELI Alloy Produced by Laser Powder Bed Fusion by Mahmud, Asif, Huynh, Thinh, Zhou, Le, Hyer, Holden, Mehta, Abhishek, Imholte, Daniel D., Woolstenhulme, Nicolas E., Wachs, Daniel M., Sohn, Yongho

“…The present work correlates the quasi-static, tensile mechanical properties of additively manufactured Ti-6Al-4V extra low interstitial (ELI, Grade 23) alloy…”
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Microstructural Development in Inconel 718 Nickel-Based Superalloy Additively Manufactured by Laser Powder Bed Fusion by Huynh, Thinh, Mehta, Abhishek, Graydon, Kevin, Woo, Jeongmin, Park, Sharon, Hyer, Holden, Zhou, Le, Imholte, D. Devin, Woolstenhulme, Nicolas E., Wachs, Daniel M., Sohn, Yongho

“…Excellent weldability and high temperature stability make Inconel 718 (IN718) one of the most popular alloys to be produced by additive manufacturing. In this…”
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The use of U3Si2/Al dispersion fuel for high power research reactors by Keiser, Dennis D., Wachs, Daniel M., Robinson, Adam B., Williams, Walter J., Lillo, Misti, Woolstenhulme, Nicolas E., Moore, Glenn A., Jue, Jan-Fong, Hofman, Gerard L.

“…In order to investigate the irradiation performance of U3Si2/Al dispersion fuel at relatively aggressive reactor conditions, compared to how this fuel is…”
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Narrowing transient testing pulse widths to enhance LWR RIA experiment design in the TREAT facility by Bess, John D., Woolstenhulme, Nicolas E., Davis, Cliff B., Dusanter, Louis M., Folsom, Charles P., Parry, James R., Shorthill, Tate H., Zhao, Haihua

“…•LDRD established to enable TREAT support of LWR HZP-RIA testing.•Kinetics studies indicated transient clipping techniques necessary to narrow pulse…”
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Correction to: A source biasing and variance reduction technique for Monte Carlo radiation transport modeling of emission tomography problems by Kilby, Seth, Jin, Zhongmin, Avachat, Ashish, Kanies, Bryant, Woolstenhulme, Nicolas, Lee, Hyoung K., Graham, Joseph

“…In the original article, Equation 4 was incorrectly published. The correct equation is provided in this correction…”
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Additive manufacturing and mechanical properties of the dense and crack free Zr-modified aluminum alloy 6061 fabricated by the laser-powder bed fusion by Mehta, Abhishek, Zhou, Le, Huynh, Thinh, Park, Sharon, Hyer, Holden, Song, Shutao, Bai, Yuanli, Imholte, D. Devin, Woolstenhulme, Nicolas E., Wachs, Daniel M., Sohn, Yongho

“…For additive manufacturing such as laser powder bed fusion (LPBF), commercial aluminum alloy (AA) 6061 is typically considered unsuitable due to formation of…”
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Feasibility studies for simultaneous irradiation of NBSR & MITR fuel elements in the BR2 reactor by Kalcheva, Silva, Van den Branden, Geert, Van Dyck, Steven, Van den Berghe, Sven, Housley, Greg K., Woolstenhulme, Nicolas E., Glagolenko, Irina, Cole, James I.

“…•BR2 can perform simultaneous irradiation of DDE-NBSR & MITR as in original reactors.•MCNP BR2 burn-up model with DDE irradiation rigs is developed by BR2…”
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Potential annealing treatments for tailoring the starting microstructure of low-enriched U–Mo dispersion fuels to optimize performance during irradiation by Keiser, Dennis D., Jue, Jan-Fong, Woolstenhulme, Nicolas E., Ewh, Ashley

“…► We applied different heat treatments to low-enriched U–Mo alloy dispersion fuels. ► Specific treatments produce uniform fuel/matrix interaction layers around…”
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Microstructure characterization of as-fabricated and 475 Degrees C annealed U–7 wt.% Mo dispersion fuel in Al–Si alloy matrix by Bo Yao, Emmanuel Perez, Dennis D. Keiser, Jr, Jan-Fong Jue, Curtis R. Clark, Nicolas Woolstenhulme, Yongho Sohn

“…High-density uranium (U) alloys with an increased concentration of U are being examined for the development of research and test reactors with low enriched…”
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A Critical Review of High Burnup Fuel Fragmentation, Relocation, and Dispersal under Loss-Of-Coolant Accident Conditions by Capps, Nathan, Jensen, Colby, Cappia, Fabiola, Harp, Jason, Terrani, Kurt, Woolstenhulme, Nicolas, Wachs, Daniel

“…High burnup fuel in excess of ~6268 GWd/MTU has been observed to severely fragment when subjected to temperature transient conditions as in a loss-of-coolant…”
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Nuclear fuels for transient test reactors by Woolstenhulme, Nicolas, Evans, Jordan, Chipman, Andrew, Armstrong, Robert

“…Transient test reactors with the ability to test fissile specimens under extreme conditions have been crucial tools in the development of nuclear technologies…”
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Nuclear fuels for transient test reactors by Woolstenhulme, Nicolas, Evans, Jordan, Chipman, Andrew, Armstrong, Robert

“…Transient test reactors with the ability to test fissile specimens under extreme conditions have been crucial tools in the development of nuclear technologies…”
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Thermal and hydraulic performance of volumetrically heated triply periodic minimal surface heaters by Prussack, Brett, Jentz, Ian, Moreira, Tiago A., Woolstenhulme, Nicolas, Jesse, Casey, Nellis, Greg, Anderson, Mark

“…•The 50 mm gyroid TPMS showed friction factors 1.5x that of the 50 mm diamond TPMS.•The 50 mm gyroid TPMS showed friction factors up to 90x that of the rod…”
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Post-irradiation examination of UN-Mo-W fuels for space nuclear propulsion by Khan, Sarah A., Schulthess, Jason L., Charit, Indrajit, Craft, Aaron, Chuirazzi, William, Burns, Jatuporn, Frazer, David, Woolstenhulme, Nicolas, O'Brien, Robert

“…The National Aeronautics and Space Administration's return to space nuclear propulsion stems from the need for a more efficient method of space travel. Nuclear…”
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Accelerated radiation transport modeling techniques for pencil beam computed tomography using gamma rays by Jin, Zhongmin, Kilby, Seth, Avachat, Ashish, Kanies, Bryant, Woolstenhulme, Nicolas, Lee, Hyoung K., Graham, Joseph

“…Monte Carlo radiation transport modeling studies were performed for a compact, and high-resolution gamma-ray computed tomography system designed for imaging…”
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