Publications

Brown, N.K., Garland, A., Fadel, G., Li, G., & Li, G. (2023). Deep Reinforcement Learning for the Design of Mechanical Metamaterials with Customizable Nonlinear Deformation Responses [Conference Presenation]. https://doi.org/10.2172/2430682

Miller, J. (2023). Emerging Technologies for Enhanced Cyber Incident Detection and Response at Nuclear Power Plants [Conference Presenation]. https://doi.org/10.2172/2430861

Hart, O., Wachtel, A., Lave, M., & Lave, M. (2023). Bottom-up and top-down: integrated planning to provide resilient energy solutions to meet human needs [Conference Presenation]. https://doi.org/10.2172/2430640

Doty, L.M. (2023). Symbolic Execution for Vulnerability Analysis -Improving Analyses with Symbolic Procedures. https://doi.org/10.2172/2430751

Koripella, C.R. (2023). Long Duration Energy Storage (LDES) Demonstration Projects in the US [Conference Presenation]. https://doi.org/10.2172/2430797

Hansen, L.E., Fitzgerald, K.M., mc Jones, E., Ruggles, T., Gilliland, W.G., Jauregui, L., Murray, S.E., Westphal, E.R., Winters, C., Huertas, N.A., & Huertas, N.A. (2023). A flexible polymer-based luminescent ink for combined thermographic phosphors and digital image correlation (TP+DIC). Optical Materials, 141. https://doi.org/10.1016/j.optmat.2023.113906

Hays, R.M., Doyle, A.J., & Doyle, A.J. (2023). Modeling and Analysis of the 300 ft Drop Tower Incline Trolley [Poster]. https://doi.org/10.2172/2430705

Perego, M. (2023). A Hybrid Operator Network/Finite Element Method for Ice-Sheet Modeling [Conference Presenation]. https://doi.org/10.2172/2430522

Jans, E.R., Lynch, K.P., Daniel, K., Wagnild, R.M., Swain, W.E., Downing, C.R., Kearney, S.P., Wagner, J.L., & Wagner, J.L. (2023). Laser-Based Characterization of Reflected Shock Tunnel Freestream Velocity and Multi-Species Thermal Nonequilibrium with Comparison to Modeling [Conference Poster]. https://doi.org/10.2172/2430883

White, R.D., van Bloemen Waanders, B.G., Alexanderian, A., Saibaba, A., & Saibaba, A. (2023). Data acquisition for the design and control of physical systems [Conference Presenation]. https://doi.org/10.2172/2430579

Zoller, C.M., Duwal, S., Seagle, C.T., Bachman, W.B., Hemley, R.J., Liu, Z., & Liu, Z. (2023). Pressure and Temperature Dependence on the Reflectance of Aluminum [Poster]. https://doi.org/10.2172/2430616

Ray, J., Maupin, K.A., & Maupin, K.A. (2023). Estimating model-form errors using random field models [Conference Presenation]. https://doi.org/10.2172/2430594

Ho, T.A. (2023). Directional energy-structure relationship during orientedattachment of gibbsite nanoparticles [Conference Presenation]. https://doi.org/10.2172/2430775

Mitchell, S.A. (2023). Meshing Ugly Geometry with Sculpt using Winding Numbers [Conference Presenation]. https://doi.org/10.2172/2430467

Jakeman, J.D., Perego, M., Seidl, D.T., Hillebrand, T., Hoffman, M., Price, S., & Price, S. (2023). Ice Sheet Models of Different Fidelity for Uncertainty Quantification [Conference Presenation]. https://doi.org/10.2172/2430524

Rimsza, J.M., Nenoff, T.M., & Nenoff, T.M. (2023). Carbon Capture in Fully Hydrated Cement-Mordenite [Conference Presenation]. https://doi.org/10.2172/2430819

Ross, T.S.A., Chang, K.W., R Sobolik, S., & R Sobolik, S. (2023). Feasibility Study to Evaluate Casing Deformation in Storage Caverns in Salt Dome [Conference Paper]. https://www.osti.gov/biblio/2431692

King, M.P., Beutler, J., Smith, N.F., Meisenheimer, T.L., Mohan, P., Atli, A., Bachman, W.B., & Bachman, W.B. (2023). In-Situ Observation of Circuit Behavior Using Pump-Probe Laser Voltage Probe Technique [Conference Presenation]. https://doi.org/10.2172/2430684

Garbrecht, K., Emery, J., Alleman, C., Lester, B., Bomarito, G., Buche, M.R., Hochhalter, J.D., & Hochhalter, J.D. (2023). Uncertainty Quantification for Interpretable Constitutive Models using Genetic Programming based Symbolic Regression [Conference Presenation]. https://doi.org/10.2172/2430652

Lopez, R.U. (2023). DOE23_Mentor-Protege Program Session [Conference Presenation]. https://doi.org/10.2172/2431044

Ronevich, J., san Marchi, C., Bortot, P., Ortolani, M., & Ortolani, M. (2023). Effect of hydrogen partial pressure on fatigue crack growth rates of low alloy, quenched and tempered steels PVP2023-106417 [Conference Paper]. https://www.osti.gov/biblio/2431502

Preger, Y. (2023). ROVI Data Requirements [Conference Presenation]. https://doi.org/10.2172/2430526

Alleman, C., Carranza, C.H., & Carranza, C.H. (2023). A Framework for Context-Specific Constitutive Model Calibration [Conference Presenation]. https://doi.org/10.2172/2430559

Azer, Y., Gottfried, J., Rose, C.E., & Rose, C.E. (2023). CHARACTERIZATION OF PLASMA CONDUCTIVITY BY LASER THOMSON SCATTERING IN A HIGH-VOLTAGE LASER-TRIGGERED SWITCH. https://www.osti.gov/biblio/2431007

Ho, T.A. (2023). Direction selectivity during the alignment of gibbsite nanoparticles toward oriented attachment [Conference Presenation]. https://doi.org/10.2172/2431203

Silber, E.A., Ronac Giannone, M., Bowman, D.C., & Bowman, D.C. (2023). The OSIRIS-REx Sample Return Capsule: Plans for a coordinated infrasound observational campaign [Conference Poster]. https://doi.org/10.2172/2430672

Ridzal, D., Bochev, P., & Bochev, P. (2023). Toward scalable optimization methods for property-preserving finite element discretizations of transport problems [Conference Presenation]. https://doi.org/10.2172/2430525

Fuentes, G.E. (2023). The Pioneer Array and integration of a wave energy converter (WEC) [Conference Presenation]. https://doi.org/10.2172/2430511

Kramer, S., Ivanoff, T., Corona, E., & Corona, E. (2023). Sandia Mechanics Challenge 2023 Information Packet: Structure with a Threaded Fastener Joint. https://doi.org/10.2172/2430623

Musuvathy, S. (2023). Introduction to Non-Deep Neural Network Techniques [Conference Presenation]. https://doi.org/10.2172/2430718

Waruszewski, M., Taylor, M.A., Eldred, C., Norman, M., & Norman, M. (2023). Energy-conserving time integration in a cloud-resolving atmospheric model [Conference Presenation]. https://doi.org/10.2172/2430780

Plews, J.A., Crane, N.K., & Crane, N.K. (2023). Performance of Modal Random Vibration Calculations for Structural Dynamics on Heterogeneous Computing Architectures [Conference Presenation]. https://doi.org/10.2172/2430534

Jakeman, J.D., Geraci, G., & Geraci, G. (2023). Multi-fidelity Surrogate Modeling: A tutorial [Conference Presenation]. https://doi.org/10.2172/2430573

Wilson, M.A., Frischknecht, A.L., & Frischknecht, A.L. (2023). Hydrogen Induced Failure at a Silica Filler/EPDM Matrix Interface [Poster]. https://doi.org/10.2172/2430714

Caskey, S.A., Gunda, T., & Gunda, T. (2023). Organizational System Resilience to Disinformation: A Viable Systems Model Exploration [Conference Presenation]. https://doi.org/10.2172/2430813

Hahn, A.S., Bachman, W.B., MacCarone, L., Rowland, M.T., Valme, R., & Valme, R. (2023). Lessons Learned from ARCADE [Conference Presenation]. https://doi.org/10.2172/2430667

Galvan, A., Fuentes, G.E., & Fuentes, G.E. (2023). The Pioneer Array and integration of a wave energy converter (WEC) [Conference Poster]. https://doi.org/10.2172/2430723

Smith, T.M., Shadid, J.N., Reuter, B.W., & Reuter, B.W. (2023). Diodes and Sheaths:  A Five-Moment Plasma Model Perspective [Conference Presenation]. https://doi.org/10.2172/2430536

Davis, J.P. (2023). Dynamic compression experiments on IPPS standards at the Z machine [Conference Presenation]. https://doi.org/10.2172/2430541

Roop, M. (2023). Creating More Realistic Corrosion Models: Evaluating the Interaction Between Multiple Pits [Conference Presenation]. https://doi.org/10.2172/2430598

Benjamin, M., Domino, S.P., Iaccarino, G., & Iaccarino, G. (2023). Neural networks for large eddy simulations of wall-bounded turbulence: numerical experiments and challenges. European Physical Journal E, 46(7). https://doi.org/10.1140/epje/s10189-023-00314-6

Boehm, A., Ohta, T., Kim, A.R., Jarzembski, A., Smyth, C.M., Sugar, J.D., Bartelt, N.C., Leonard, F., Fonseca, J.J., Robinson, J.T., Lu, T., & Lu, T. (2023). Engineering of Two-Dimensional Transition Metal Dichalcogenide Interfaces [Conference Presenation]. https://doi.org/10.2172/2430602

Maurer, K., Nordquist, C., Bernhard, J.T., & Bernhard, J.T. (2023). Frequency Characterization Of A Shielded Loop With Variable Gap Position [Conference Presenation]. https://doi.org/10.2172/2430582

Davis, J.P., Brown, J.L., & Brown, J.L. (2023). High-precision room-temperature isotherm of Pt to over 400 GPa from ramp-compression experiments at the Z machine [Conference Presenation]. https://doi.org/10.2172/2430537

O'Connor, D.T., Peterson, K., Nikolov, S.V., Bolintineanu, D.S., Clemmer, J.T., Turner, A., & Turner, A. (2023). Discrete Element Modeling of Sea Ice Dynamics and Failure with a Damage-Based Cohesive Contact Law [Conference Presenation]. https://doi.org/10.2172/2430611

Bhujel, N., Rai, A., Tamrakar, U., Zhu, Y., Hummels, D., Tonkoski, R., & Tonkoski, R. (2023). Soft Actor Critic Based Voltage Support for Microgrid Using Energy Storage System [Conference Poster]. https://doi.org/10.2172/2430698

Nagayama, T. (2023). Atomic and radiation physics for HED x-ray spectroscopy [Conference Presenation]. https://doi.org/10.2172/2430663

Ibanez-Granados, D.A., Powell, M., Granzow, B.N., & Granzow, B.N. (2023). Fast and Robust Conversion of CAD to Structured Grid Volume Fractions [Conference Presenation]. https://doi.org/10.2172/2430563

Pennington, H.M. (2023). A Study of Suspension and Resuspension of Americium Surrogate Aerosol [Conference Presenation]. https://doi.org/10.2172/2430574

Rowland, M.T., Dawson, L.A., & Dawson, L.A. (2023). Risk-Informed Cyber Security for ANS Probabilistic Safety Assessment and Analysis 2023 [Conference Presenation]. https://doi.org/10.2172/2430692

Ching, D.S., Keedy, R.M., Tencer, J.T., Pautz, S.D., Adams, B.M., & Adams, B.M. (2023). Projection-based Reduced Order Modeling for Multi-level Monte Carlo Uncertainty Quantification Studies [Conference Presenation]. https://doi.org/10.2172/2430599

Smith, M.A., Darling, M.C., & Darling, M.C. (2023). Machine Learning and Autonomous Decision Making for National Security: Designing Decision Rules using Multiobjective Optimization [Conference Presenation]. https://doi.org/10.2172/2430760

Bochev, P. (2023). Variations on the theme of interfaces [Conference Presenation]. https://doi.org/10.2172/2430591

Ambrosini, A. (2023). Concentrating Solar Thermochemistry [Conference Presenation]. https://doi.org/10.2172/2430759

Glusa, C. (2023). A Fractional Model for Anomalous Diffusion with Increased Variability [Conference Presenation]. https://doi.org/10.2172/2430610

Kenny, G.E., Varley, E.B., & Varley, E.B. (2023). Proof of Flight: Simulating Bird Based Cryptocurrency [Conference Poster]. https://doi.org/10.2172/2430721

Strauss, N., Oh, H., Bomarito, G.F., Leser, P.E., Hochhalter, J.D., Emery, J., Robbins, J., & Robbins, J. (2023). Mitigating Overfitting in Interpretable Machine Learning Using Bayesian Methods​ [Conference Presenation]. https://doi.org/10.2172/2430590

Manin, J., Wan, K., & Wan, K. (2023). Diagnostics in High-Pressure Spray Flames [Conference Presenation]. https://doi.org/10.2172/2430665

Pattyn, C.A., Wright, J.B., Bachman, W.B., Redman, B.J., Vanderlaan, J.D., Glen, A., Sanchez, A.L., Westlake, K., Patel, L., Bentz, B.Z., & Bentz, B.Z. (2023). Influence of NaCl concentration on the optical scattering properties of water-based aerosols. Applied Optics, 62(20), pp. 5571-5579. https://doi.org/10.1364/ao.492544

Garland, A. (2023). Unlocking the Power of Large Language Models: Practical Applications in Scripts and Programs [Conference Presenation]. https://doi.org/10.2172/2430710

Lamb, C. (2023). Information Protection in Nuclear Systems [Conference Presenation]. https://doi.org/10.2172/2430992

Bahr-Mueller, J.N., Sargsyan, K., Najm, H.N., & Najm, H.N. (2023). Joint PCE Surrogate Construction with Uncertainty Quantification for Parameterized Stochastic Processes [Conference Presenation]. https://doi.org/10.2172/2430772

Cordaro, S.W., Yager-Elorriaga, D.A., Bachman, W.B., Stanek, L.J., Shipley, G.A., Fein, J.R., & Fein, J.R. (2023). Z-Target Radiography Postprocessing With A Six-Layer Convolution Neural Network [Conference Poster]. https://doi.org/10.2172/2430727

Bran-Anleu, G., Scott, S.N., Kury, M., Hewson, J.C., Winters, C., Roybal, D.V., & Roybal, D.V. (2023). Dakota Sensitivity Study of Decomposing Carbon Fiber Epoxy Composites Model [Conference Presenation]. https://doi.org/10.2172/2430565

Thomas, J.D., Miller, S.T., Bachman, W.B., Scherzinger, W.M., & Scherzinger, W.M. (2023). Modeling Shock in Solids Using a 10-Node Composite Tetrahedral Element [Conference Presenation]. https://doi.org/10.2172/2430538

Nissen, E., Bachman, W.B., la Lone, B.M., Mance, J.G., Larson, E., & Larson, E. (2023). Real-time latent heat emission during dynamic-compression freezing of water. Communications Physics, 6(1). https://doi.org/10.1038/s42005-023-01264-3

Matteo, E.N., Price, L.L., Pulido, R.J.M., Weck, P.F., Taconi, A., Mariner, P.E., Hadgu, T., Park, H.D., Greathouse, J.A., Sassani, D., Alsaed, H., & Alsaed, H. (2023). Advanced reactors spent fuel and waste streams disposition strategies. https://doi.org/10.2172/2335901

Blonigan, P.J., Phipps, E.T., Maupin, K.A., & Maupin, K.A. (2023). An Assessment of the Laminar Hypersonic Double-Cone Experiments in the LENS-XX Tunnel. AIAA Journal, 61(8), pp. 3298-3312. https://doi.org/10.2514/1.j062802

Katinas, C.M., D'Entremont, B., Ray, W., Willis, M.J., Reichardt, T.A., & Reichardt, T.A. (2023). Assessing parallel path cooling tower performance via artificial neural networks. Annals of Nuclear Energy, 192(1). https://doi.org/10.1016/j.anucene.2023.109993

Awe, T.J., Cochrane, K.R., Peterson, K.J., Yates, K.C., Hutchinson, T.M., Hatch, M.W., Bauer, B.S., Tomlinson, K., Sinars, D., & Sinars, D. (2023). Seeding the Electrothermal Instability through a Three-Dimensional, Nonlinear Perturbation. Physical Review Letters, 130(25). https://doi.org/10.1103/physrevlett.130.255101

Awe, T.J., Cochrane, K.R., Peterson, K.J., Yates, K.C., Hatch, M.W., Tomlinson, K., Sinars, D., Hutchinson, T.M., Bauer, B.S., & Bauer, B.S. (2023). Three-dimensional feedback processes in current-driven metal. Physical Review. E, 107(6). https://doi.org/10.1103/physreve.107.065209

Levy, S., Lander Gower, N., Piperno, S., Addamane, S.J., Reno, J.L., Albo, A., & Albo, A. (2023). Split-well resonant-phonon terahertz quantum cascade laser. Optics Express, 31(14), pp. 22274-22283. https://doi.org/10.1364/oe.486446

Ho, T.A., Jove-Colon, C.F., Wang, Y., & Wang, Y. (2023). Low hydrogen solubility in clay interlayers limits gas loss in hydrogen geological storage. Sustainable Energy and Fuels, 7(14), pp. 3232-3238. https://doi.org/10.1039/d3se00363a

McCoy, C.A., Kalita, P., Knudson, M.D., Desjarlais, M.P., Duwal, S., Root, S., & Root, S. (2023). Hugoniot, sound speed, and phase transitions of single-crystal sapphire for pressures 0.2–2.1 TPa. Physical Review. B, 107(21). https://doi.org/10.1103/physrevb.107.214102

Niederhaus, J.H.J., Bova, S.W., Carleton, J.B., Carpenter, J.H., Cochrane, K.R., Crockatt, M.M., Dong, W., Fuller, T.J., Granzow, B.N., Ibanez-Granados, D.A., Kennon, S.R., Luchini, C.B., Moral, R.J., Brien, M.J.'., Powell, M., Robinson, A.C., Rodriguez, A.E., Sanchez, J.J., Scott, W.A., … Wilkes, J.R. (2023). ALEGRA: Finite element modeling for shock hydrodynamics and multiphysics. International Journal of Impact Engineering, 180. https://doi.org/10.1016/j.ijimpeng.2023.104693

Alam, T.M., Nieto, K., Walder, B.J., & Walder, B.J. (2023). Impact of Disorder and Defects on Bond Energies in Highly Fluorinated Graphene. Journal of Physical Chemistry C, 127(22), pp. 10709-10719. https://doi.org/10.1021/acs.jpcc.3c00573

Bachman, W.B., Knapp, P.F., & Knapp, P.F. (2023). Advanced data analysis in inertial confinement fusion and high energy density physics. Review of Scientific Instruments, 94(6). https://doi.org/10.1063/5.0128661

Spotte-Smith, E.W.C., Blau, S.M., Barter, D., Leon, N.J., Hahn, N.T., Redkar, N.S., Zavadil, K.R., Liao, C., Persson, K.A., & Persson, K.A. (2023). Chemical Reaction Networks Explain Gas Evolution Mechanisms in Mg-Ion Batteries. Journal of the American Chemical Society, 145(22), pp. 12181-12192. https://doi.org/10.1021/jacs.3c02222

Gross, A.J.P. (2023). Data-Informed Outcomes for the Agile Development Enthusiast [Conference Presenation]. https://doi.org/10.2172/2430867

Padilla, H.A., Jacobs, L.D., Piekos, E.S., Roberts, S.A., Apblett, C.A., Barney, I., & Barney, I. (2023). Accelerating Thermal Battery Design with Set-Based Concurrent Engineering [Conference Presenation]. https://doi.org/10.2172/2430799

Linville, L., Garcia, J.A., Vieceli, R., & Vieceli, R. (2023). Extending Utah models for event discrimination to the broader US with semi-supervised learning [Poster]. https://doi.org/10.2172/2430870

Braid, J.L., Colon Gonzalez, A.M., Vazquez Nieves, M.Y., & Vazquez Nieves, M.Y. (2023). Modular, Array-Mounted Photovoltaic Inspection Robot [Conference Poster]. https://doi.org/10.2172/2431012

MacCarone, L., Rowland, M.T., & Rowland, M.T. (2023). Using the Information Harm Triangle to Mitigate Sequences of Unsafe Control Actions with Defense-in-Depth Cybersecurity Measures [Conference Proceeding]. https://www.osti.gov/biblio/2432217

Hammond, E.D. (2023). PHYSICAL PROTECTION RECOMMENDATIONS AND EVALUATION METHODS FOR SECURE TRANSPORT [Conference Paper]. https://www.osti.gov/biblio/2431437

Bachman, W.B., Jennings, C.A., Carpenter, J.H., Hansen, S.B., Cochrane, K.R., Stanek, L.J., & Stanek, L.J. (2023). Quantifying the sensitivity of magnetohydrodynamics simulations of warm dense matter using multi-fidelity electrical conductivity data [Conference Presenation]. https://doi.org/10.2172/2430868

Silber, E.A., Bowman, D.C., Krishnamoorthy, S., & Krishnamoorthy, S. (2023). Effect of gravity wave induced small-scale perturbations in the atmosphere on infrasound arrival times at a high-altitude floating sensor system [Conference Poster]. https://doi.org/10.2172/2431227

Damm, D., Stewart, J.A., Knepper, R., Bassett, W.P., Kittell, D.E., & Kittell, D.E. (2023). Mesoscale Reactive Burn Models of Shock Initiation in Vapor-Deposited PETN films [Conference Presenation]. https://doi.org/10.2172/2463088

Riley, D., Burnham, L., Braid, J.L., Dice, P., & Dice, P. (2023). An Enhanced Snow-Shedding Model: the Module Frame as a Key Variable [Conference Poster]. https://doi.org/10.2172/2430939

Weck, P.F., Cochrane, K.R., Moore, N.W., & Moore, N.W. (2023). Pressure-Induced Transformation of Nb2O5 Under Shock Compression From First Principles [Conference Presenation]. https://www.osti.gov/biblio/2430940

Smith, M., Thomson, J., Abbott, R.E., Baker, M.G., Davis, J., & Davis, J. (2023). The changing Alaskan Arctic shelf: observing seasonal waves and landfast ice with increasing resolution [Conference Presenation]. https://doi.org/10.2172/2430800

Whetzel, J.H. (2023). CASTLE – A Framework for Building Online Strategic Wargames for Conflict Analysis and Experimentation [Conference Presenation]. https://doi.org/10.2172/2431010

Fayad, S.S., mc Jones, E., Seidl, D.T., Reu, P.L., Lambros, J., & Lambros, J. (2023). Considerations for the Identification of Elasto-Plastic Material Model Parameters [Conference Presenation]. https://doi.org/10.2172/2431011

Tencer, J.T., Rojas, E., Schroeder, B., & Schroeder, B. (2023). Network Uncertainty Quantification for Analysis of Multi-Component Systems. ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part B: Mechanical Engineering, 9(2). https://doi.org/10.1115/1.4055688

D'Elia, M., Silling, S.A., You, H., Yu, Y., Fermen-Coker, M., & Fermen-Coker, M. (2023). Peridynamic Model for Single-Layer Graphene Obtained from Coarse-Grained Bond Forces. Journal of Peridynamics and Nonlocal Modeling. https://doi.org/10.2172/1819404

Brown, J.L., Farfan, B.G., Alexander, C.S., & Alexander, C.S. (2023). Design Approaches for the Bed of Nails Technique [Conference Presenation]. https://doi.org/10.2172/2430942

Carter, D.W., Ganapathisubramani, B., & Ganapathisubramani, B. (2023). Low-order planar pressure reconstruction of symmetric and cambered stalled airfoils using Particle Image Velocimetry [Conference Presenation]. https://doi.org/10.2172/2431082

Silber, E.A., Bowman, D.C., Ronac Giannone, M., Albert, S.A., & Albert, S.A. (2023). Infrasound observations of the September 22, 2020 earthgrazing fireball [Conference Presenation]. https://doi.org/10.2172/2431225

Shand, L., Li, J.D., Campos, M., Huerta, J.G., McCombs, A.L., & McCombs, A.L. (2023). Data Fusion with Uncertainty Quantification for Observational Data [Conference Presenation]. https://doi.org/10.2172/2431013

Root, S., Bachman, W.B., Weck, P.F., McCoy, C.A., Hanshaw, H., & Hanshaw, H. (2023). Shock Compression of the Ionic Solid MgF2: Experiments and Simulations [Conference Presenation]. https://doi.org/10.2172/2430869

Kirsch, J., Krueger, A.M., Lance, B., & Lance, B. (2023). High-Enthalpy, Hypersonic Aerodynamic Validation Study with Multiple Physics-Fidelity Models [Conference Paper]. https://doi.org/10.2514/6.2024-1972