Publications

Freeze, G., Bonano, E.J., Swift, P., Kalinina, E.A., Hardin, E., Price, L.L., Durbin, S., Rechard, R.P., & Gupta, K. (2021). Integration of the Back End of the Nuclear Fuel Cycle. 10.2172/1817319

Damjanac, B., Furtney, J., Varu, N., Radakovic-Guzina, Z., & Hardin, E. (2021). Fuel/Basket Modifications and Degradation Modeling [Presentation]. https://www.osti.gov/biblio/1888726

Hardin, E. (2021). Dual-Purpose Canister Direct Disposal R&D ? Introduction [Presentation]. https://www.osti.gov/biblio/1884688

Hardin, E., Jones, P.G., & Chang, K.W. (2021). DPC Disposal Thermal Scoping Analysis. 10.2172/1805038

Hardin, E. (2021). DPC Direct Disposal ? Fuel/Basket Modification [Presentation]. https://www.osti.gov/biblio/1866556

Hardin, E. (2021). DPC Direct Disposal ? Introduction [Presentation]. https://www.osti.gov/biblio/1866555

Hardin, E. (2021). DPC Disposal Concepts of Operations. Final Report. 10.2172/1771376

Hardin, E. (2021). DPC Direct Disposal R&D Independent Technical Review: Plan. 10.2172/1770041

Freeze, G., Sassani, D.C., Brady, P.V., Hardin, E., & Mallants, D. (2021). The Need for a Borehole Disposal Field Test for Operations and Emplacement - Presentation [Conference Presentation]. 10.2172/1848043

Freeze, G., Sassani, D.C., Brady, P.V., Hardin, E., & Mallants, D. (2020). The Need for a Borehole Disposal Field Test for Operations and Emplacement [Conference Paper]. https://www.osti.gov/biblio/1840097

Hardin, E., & Jones, P.G. (2020). Workshop to Plan R&D Support of Fuel/Basket Modification for Direct Disposal of Future DPCs. 10.2172/1765529

Damjanac, B., & Hardin, E. (2020). Numerical Investigation of Deformation Mass Flow and Heat Transfer During a Criticality Event in a Dual-Purpose Canister ? 21310 [Conference Paper]. https://www.osti.gov/biblio/1834278

Hardin, E. (2020). Waste Classification and Disposition Pathways in the U.S [Presentation]. https://www.osti.gov/biblio/1831570

Stein, E., Bryan, C.R., Dobson, D.C., Hardin, E., Jove-Colon, C.F., Lopez, C.M., Matteo, E.N., Mohanty, S., Pendleton, M.W., Foulk, J.W., Prouty, J., Sassani, D.C., Wang, Y., Rutqvist, J., Zheng, L., Sauer, K., Caporuscio, F., Howard, R., Adeniyi, A., & Joseph, R. (2020). Disposal Concepts for a High-Temperature Repository in Shale. 10.2172/1714419

Hadgu, T., Clayton, D.J., Hardin, E., & Matteo, E.N. (2020). Summary of SNL Thermal and THM Modeling of DPC Disposal in Salt [Presentation]. https://www.osti.gov/biblio/1819253

Hardin, E. (2020). Technical Basis for Engineering Feasibility and Thermal Management [Presentation]. https://www.osti.gov/biblio/1810039

Hardin, E., & Donovan, K. (2020). Options for Future Fuel/Basket Modifications for DPC Disposition. 10.2172/1635076

Sauer, K., Rock, M., Caporuscio, F., & Hardin, E. (2020). Hydrothermal reactivity of neutron absorber composites. Journal of Nuclear Materials, 531. 10.1016/j.jnucmat.2020.152033

Hardin, E., & Damjanac, B. (2020). Coupling between TOUGH3 and FLAC3D. 10.2172/1615718

Hardin, E., Kessler, J., Price, L.L., Rigali, M.J., Banerjee, K., Alsaed, A., & Carter, J. (2020). Analysis of Solutions for the Geologic Disposal of Dual-Purpose Canisters. 10.2172/1608514

Hardin, E. (2020). Technical Basis for Engineering Feasibility and Thermal Management [Presentation]. https://www.osti.gov/biblio/1772542

Hardin, E., & Alsaed, A. (2019). Comparative Cost Analysis for Disposal of DPCs vs. Repackaging [Conference Poster]. https://www.osti.gov/biblio/1643342

Hardin, E., Damjanac, B., Varun, V., Furtney, J., & Radakovic-Guzina, Z. (2019). Fuel/Basket Degradation and Waste Package Pressure Effects Modeling (Progress Report). 10.2172/1763591

Alsaed, H., Hardin, E., & Price, L.L. (2019). Comparative Cost Analysis for Disposal of DPCs Relative to Repackaging [Conference Poster]. 10.13182/T31152

Hardin, E., & Alsaed, A.A. (2019). Preliminary Engineering and Cost Analysis for DPC Disposal Solutions. Final Draft. 10.2172/1762327

Hardin, E., Howard, R., Blink, J., & Damjanic, B. (2019). Waste Package Requirements andDesign Approaches in the US [Conference Poster]. https://www.osti.gov/biblio/1640191

Nole, M.A., Price, L.L., & Hardin, E. (2019). GDSA DPC Criticality Modeling [Presentation]. https://www.osti.gov/biblio/1645286

Hardin, E. (2019). Direct DIsposal of Commercial SNF in Dual-Purpose Cansiters: Session Introduction [Presentation]. https://www.osti.gov/biblio/1648816

Hardin, E. (2019). Overview of U.S. R&D Strategy for [Presentation]. https://www.osti.gov/biblio/1645205

Price, L.L., Alsaed, A.A., Brady, P.V., Gross, M.B., Hardin, E., Nole, M.A., Prouty, J.L., Banerjee, K., & Davidson, G.G. (2019). Postclosure Criticality Consequence Analysis - Scoping Phase. 10.2172/1762311

Hardin, E. (2019). A Salt Repository Concept for CSNF in 21-PWR Size Canisters. 10.2172/1761907

Kuhlman, K.L., Hardin, E., & Rigali, M.J. (2019). Deep Borehole Laboratory and Borehole Testing Strategy: Generic Drilling and Testing Plan. 10.2172/1497220

Hardin, E. (2019). Preclosure Risk Assessment for Deep Borehole Disposal. 10.2172/1496884

Rigali, M.J., Phillips, M.L.F., Basurto, E., & Hardin, E. (2019). Progress toward the development of cement fillers for dual purpose canisters [Conference Poster]. Transactions of the American Nuclear Society. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85092197786&origin=inward

Hardin, E., Alsaed, A., & Damjanac, B. (2019). Options for modifying existing and future DPCs for disposal [Conference Poster]. Transactions of the American Nuclear Society. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85092190956&origin=inward

Hardin, E. (2018). Summary Update on the Feasibility of Direct Disposal of SNF in Existing DPCs. 10.2172/1481531

Gunter, T., & Hardin, E. (2018). Overview of Past R&D and Recommendations for Future R&D [Presentation]. https://www.osti.gov/biblio/1593058

Hardin, E. (2018). Technical & Programmatic Solutions for DPC Direct Disposal: Engineering Cost Analysis Support - Scoping. 10.2172/1470945

Hardin, E. (2018). Multiphysics Simulation of DPC Criticality: Scoping Calculations and Coupling Strategy. 10.2172/1734508

Hardin, E., & Kessler, J.H. (2018). Technical & Programmatic Solutions for Direct Disposal of DPCs: Draft Outline and Staffing Plan. 10.2172/1734501

Hardin, E., Brady, P.V., Swift, P., & Bonano, E.J. (2018). Update on R&D for Disposal of Dual Purpose Canisters - Poster [Conference Poster]. https://www.osti.gov/biblio/1592246

Hardin, E., Brady, P.V., Swift, P., & Bonano, E.J. (2018). Update on R&D for Disposal of Dual Purpose Canisters [Conference Poster]. https://www.osti.gov/biblio/1562356

Hardin, E. (2018). Engineering Solutions for Disposal of Large Spent-Fuel Packages in Salt [Conference Poster]. https://www.osti.gov/biblio/1582261

Hardin, E. (2018). Overview of Dual-Purpose Canisters Disposal R&D [Presentation]. https://www.osti.gov/biblio/1582200

Hardin, E. (2018). Overview of Dual-Purpose Canisters Disposal R&D [Presentation]. https://www.osti.gov/biblio/1581946

Hardin, E. (2018). Overview of Dual-Purpose Canisters Disposal R&D [Presentation]. https://www.osti.gov/biblio/1581927

Hardin, E., & Alsaed, H.N. (2018). Technical and Regulatory Considerations for Use of Fillers in DPCs. 10.2172/1462821

MacKinnon, R.J., Freeze, G., & Hardin, E. (2018). Part 6: Engineering [Presentation]. https://www.osti.gov/biblio/1568035

Hardin, E., & Alsaed, H. (2018). Review of Criticality Evaluations for Direct Disposal of DPCs and Recommendations [Presentation]. https://www.osti.gov/biblio/1524832

Hardin, E. (2018). Direct Disposal of Spent Nuclear Fuel in Dual-Purpose Canisters: R&D Path Forward [Presentation]. https://www.osti.gov/biblio/1515737

Hardin, E., Brady, P.V., Rigali, M.J., & Basurto, E. (2018). Dual-Purpose Spent Fuel Canister Cement Fillers R&D Program [Presentation]. https://www.osti.gov/biblio/1515620

Hardin, E., & Alsaed, A. (2018). Review of Criticality Evaluations for Direct Disposal of DPCs and Recommendations. 10.2172/1436020

Hardin, E., & Brady, P.V. (2018). Dual-Purpose Spent Fuel Canister Cement Fillers Program [Presentation]. https://www.osti.gov/biblio/1508705

Hardin, E., & Brady, P.V. (2018). Recommendations for Filler Material Composition and Delivery Method for Bench-Scale Testing. 10.2172/1431412

Hardin, E., & Brady, P.V. (2017). Fillers Program Goals and Plans/DPC Fillers: Cement Slurry Approach [Presentation]. https://www.osti.gov/biblio/1513895

Hardin, E., & Brady, P.V. (2017). Joint Workplan on Filler Investigations for DPCs. 10.2172/1415013

Hardin, E. (2017). Overview of Radioactive Waste Management in the U.S [Presentation]. https://www.osti.gov/biblio/1511558

Hardin, E. (2017). Disposal Engineering for HLW and Spent Nuclear Fuel [Presentation]. https://www.osti.gov/biblio/1511557

Matteo, E.N., Hardin, E., & Hadgu, T. (2017). Sandia?s Salt Design Concept for High Level Waste and Defense Spent Nuclear Fuel [Conference Poster]. https://www.osti.gov/biblio/1469056

Matteo, E.N., Hadgu, T., & Hardin, E. (2017). DWR Preliminary Design Concepts Update [Presentation]. https://www.osti.gov/biblio/1458026

Hardin, E., Su, J., & Peretz, F. (2017). Deep Borehole Disposal Conceptual Design ? Preclosure Safety Analysis [Presentation]. https://www.osti.gov/biblio/1367326

Hardin, E. (2017). Deep Borehole Disposal for Small Programs: Enabling Technologies [Conference Poster]. https://www.osti.gov/biblio/1431623

Hardin, E., Cochran, J.R., & Brady, P.V. (2017). DEEP BOREHOLE DISPOSAL FOR COUNTRIES WITH SMALL NUCLEAR PROGRAMS [Conference Poster]. https://www.osti.gov/biblio/1431621

Hardin, E., Su, J., & Peretz, F. (2017). Methodology for Radiological Risk Assessment of Deep Borehole Disposal Operations. 10.2172/1365475

Matteo, E.N., Hardin, E., & Hadgu, T. (2017). Summary of a Preliminary US Defense Waste Repository (DWR) Concept for a Salt Host Media [Presentation]. https://www.osti.gov/biblio/1431591

Hardin, E., Kuhlman, K.L., & Heath, J.E. (2017). Deep Borehole Disposal Isolation Strategy [Conference Poster]. https://www.osti.gov/biblio/1427439

Kalinina, E.A., & Hardin, E. (2017). Terminal Sinking Velocity for Waste Packages Falling in a Deep Borehole [Conference Poster]. https://www.osti.gov/biblio/1431543

Price, L.L., Freeze, G., & Hardin, E. (2017). Overview of Features Processes and Events Affecting the Postclosure Performance of a Deep Borehole Disposal Facility [Conference Poster]. https://www.osti.gov/biblio/1431537

Hardin, E., Peretz, F., Adeniyi, A., Nogradi, P., Su, J., & Kalinina, E.A. (2017). Conceptual design for waste packaging and emplacement in deep boreholes [Conference Poster]. ANS IHLRWM 2017 - 16th International High-Level Radioactive Waste Management Conference: Creating a Safe and Secure Energy Future for Generations to Come - Driving Toward Long-Term Storage and Disposal. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85025464662&origin=inward

Kuhlman, K.L., Sassani, D.C., Freeze, G., Hardin, E., & Brady, P.V. (2017). Drilling and testing in the deep borehole field test [Conference Poster]. ANS IHLRWM 2017 - 16th International High-Level Radioactive Waste Management Conference: Creating a Safe and Secure Energy Future for Generations to Come - Driving Toward Long-Term Storage and Disposal. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85040197557&origin=inward

Hardin, E., Kuhlman, K.L., & Heath, J.E. (2016). Deep Borehole Disposal Isolation Strategy [Conference Poster]. https://www.osti.gov/biblio/1416880

Rigali, M.J., Hardin, E., Stein, E., & Su, J. (2016). Large Diameter Deep Borehole Disposal Concept for HLW Glass [Conference Poster]. https://www.osti.gov/biblio/1427425

Cochran, J.R., Brady, P.V., & Hardin, E. (2016). DEEP BOREHOLE DISPOSAL FOR COUNTRIES WITH SMALL NUCLEAR POWER PORGRAMS [Conference Poster]. https://www.osti.gov/biblio/1427447

Kuhlman, K.L., Sassani, D.C., Freeze, G., Hardin, E., & Brady, P.V. (2016). Drilling and Testing in the Deep Borehole Field Test [Conference Poster]. https://www.osti.gov/biblio/1415174

Hardin, E., Peretz, F., Adeniyi, A., Nogradi, P., Su, J., & Cochran, J.R. (2016). CONCEPTUAL DESIGN FOR WASTE PACKAGING AND EMPLACEMENT IN DEEP BOREHOLES [Conference Poster]. https://www.osti.gov/biblio/1414738

Kuhlman, K.L., Sassani, D.C., Freeze, G., Hardin, E., & Brady, P.V. (2016). Site Characterization in a Deep Borehole Field Test [Conference Poster]. 10.1130/abs/2016AM-285070

Price, L.L., Freeze, G., & Hardin, E. (2016). Overview of Features Events and Processes Affecting the Postclosure Performance of a Deep Borehole Disposal Facility [Conference Poster]. https://www.osti.gov/biblio/1408307

Kalinina, E.A., & Hardin, E. (2016). Terminal Sinking Velocity for Waste Packages Falling in a Deep Borehole [Conference Poster]. https://www.osti.gov/biblio/1408671

Hardin, E. (2016). Deep Borehole Field Test Conceptual Design Report. 10.2172/1431188

Hardin, E. (2016). Geologic Disposal Cost Estimates in the U.S [Presentation]. https://www.osti.gov/biblio/1408382

Hardin, E. (2016). Disposal Engineering for HLW and Spent Nuclear Fuel [Presentation]. https://www.osti.gov/biblio/1406841

Matteo, E.N., Hardin, E., Hadgu, T., Park, H.D., Rigali, M.J., & Jove-Colon, C.F. (2016). Status of Progress Made Toward Preliminary Design Concepts for the Inventory in Select Media for DOE-Managed HLW/SNF. 10.2172/1333704

Hardin, E. (2016). Deep Borehole Field Test Conceptual Design Report. 10.2172/1333702

Kuhlman, K.L., Sassani, D.C., Freeze, G., Hardin, E., & Brady, P.V. (2016). Site Characterization for the Deep Borehole Field Test [Conference Poster]. https://www.osti.gov/biblio/1398321

Brady, P.V., Cochran, J.R., & Hardin, E. (2016). Deep Borehole Disposal for Countries with Small Nuclear Power Programs [Conference Poster]. https://www.osti.gov/biblio/1380187

Hardin, E., Su, J., Cochran, J.R., & Peretz, F. (2016). Conceptual Design for Waste Packaging and Emplacement in Deep Boreholes [Conference Poster]. https://www.osti.gov/biblio/1380098

Hardin, E., Price, L.L., Kuhlman, K.L., Sassani, D.C., Brady, P.V., & MacKinnon, R.J. (2016). Technical Overview of Deep Borehole Disposal R&D Activities [Conference Poster]. https://www.osti.gov/biblio/1377710

Shoemaker, P.E., Hardin, E., Park, H.D., Brady, P.V., & Rechard, R.P. (2016). Sandia Review of High Bridge Associates Report: Comparison of Plutonium Disposition Alternatives: WIPP Diluted Plutonium Storage and MOX Fuel Irradiation. 10.2172/1431432

Hardin, E., Sassani, D.C., Kuhlman, K.L., Brady, P.V., MacKinnon, R.J., & Perry, F. (2016). DBFT Siting Criteria: Geoscience Considerations [Conference Poster]. https://www.osti.gov/biblio/1366785

Matteo, E.N., Hardin, E., Rigali, M.J., Hadgu, T., & Park, H.D. (2016). DOE-Managed SNF and HLW Research: Preliminary Design Concepts Work Package Overview [Presentation]. https://www.osti.gov/biblio/1514586

Freeze, G., Brady, P.V., Hardin, E., Kuhlman, K.L., MacKinnon, R.J., & Sassani, D.C. (2016). Current Status of the U.S. Deep Borehole Field Test (DBFT) [Conference Poster]. https://www.osti.gov/biblio/1368945

Kuhlman, K.L., Hardin, E., Brady, P.V., Sassani, D.C., Freeze, G., & MacKinnon, R.J. (2016). Site Characterization for the Deep Borehole Field Test [Conference Poster]. 10.1130/abs/2016AM-285070

Hardin, E., Clark, A.J., Cochran, J.R., Kalinina, E.A., Peretz, F., & Su, J. (2016). Waste Package Handling and Deployment: DBFT Engineering Overview [Conference Poster]. https://www.osti.gov/biblio/1368911

Hardin, E., Su, J., Cochran, J.R., Kalinina, E.A., Clark, A.J., & Peretz, F. (2016). DBFT Engineering Overview [Presentation]. https://www.osti.gov/biblio/1368910

Hardin, E., & Matteo, E.N. (2016). Defense Repository Concepts for Crystalline Rock [Presentation]. https://www.osti.gov/biblio/1368909

Cochran, J.R., & Hardin, E. (2016). Emplacement Zone Completion Options for Deep Borehole Field Disposal [Conference Poster]. https://www.osti.gov/biblio/1368828

Rigali, M.J., Pye, S., & Hardin, E. (2016). Large Diameter Deep Borehole (LDDB) Disposal Design Option for Vitrified High-Level Waste (HLW) and Granular Wastes. 10.2172/1561199

Matteo, E.N., Hardin, E., Hadgu, T., Rigali, M.J., & Jove-Colon, C.F. (2016). Defense Repository Research at SNL [Presentation]. https://www.osti.gov/biblio/1514436

Hadgu, T., Freeze, G., Hardin, E., Stein, E., Hammond, G.E., & MacKinnon, R.J. (2016). ADVANCES IN THERMAL-HYDROLOGIC MODELING OF NUCLEAR WASTE DISPOSAL IN DEEP BOREHOLES [Conference Poster]. https://www.osti.gov/biblio/1346327

Freeze, G., Brady, P.V., Hardin, E., MacKinnon, R.J., Stein, E., & Hadgu, T. (2016). Safety Case Considerations for Deep Borehole Disposal of Cs/Sr Capsules - Slides [Conference Poster]. https://www.osti.gov/biblio/1346109