My Work

West Virginia Science and Technology Notes

Science Policy Writing

  • Controlling for X: Advanced Semiconductor Export Controls and Emerging Global Technology Competition”. Ryan Nesselrodt. Journal of Science Policy & Governance, Volume 22, Issue 3. September 11, 2023. (Export Controls paper.)

  • Compensation for Radiation Victims Set to Expire Without US House Action.” Ryan Nesselrodt. Published on SciTech Forefront. May 11, 2024. (RECA Expiration).

  • Legislating AI for State Government Use.” Ryan Nesselrodt. Self-published at Asking for Everything on Substack. May 3, 2024. (AI and State Government).

  • Happy Hydrogen Days!” (Hydrogen News Roundup). Ryan Nesselrodt. Self-published at Asking for Everything on Substack. December 18, 2023. (Hydrogen News Roundup).

  • ‘A grave injustice’: Congress Removes Compensation for Nuclear Test Victims from NDAA.” Ryan Nesselrodt. Self-published at Asking for Everything on Substack. December 12, 2023. (RECA and the NDAA).

  • Getting Chippy: Export Control Advocates and the Endless Sanctions Logic Trap.” Self-published at Asking for Everything on Substack. September 20, 2023. (Export Controls and Sanctions).

  • Advanced Computing is Foundational to Scientific Progress”. Ryan Nesselrodt. Self-published at Asking for Everything on Substack. September 5, 2023. (Advanced Computing). 

  • President Biden, Don't Let the U.S.-China Science & Technology Cooperation Agreement Expire”. Ryan Nesselrodt. Self-published at Asking for Everything on Substack. August 22, 2023. (S&T Agreement). 

Scientific Publications

  • Exact solution of two simple non-equilibrium electron-phonon and electron-electron coupled systems: The atomic limit of the Holstein-Hubbard model and the generalized Hatsugai-Komoto model.” R.D. Nesselrodt, J.K. Freericks. Phys. Rev. B. 104 (15), 155104, Oct. 2021. (Atomic Holstein-Hubbard paper )

  • Non-equilibrium spectral moment sum rules of the Holstein-Hubbard model”. Khadijeh Najafi, J. Alexander Jacoby, R.D. Nesselrodt, J.K. Freericks. J. Phys. A: Math. Theor. 56 015301. 2023. (Sum Rules Paper

  • A pedagogical derivation of dynamical susceptibilities.” R.D. Nesselrodt, J.K. Freericks. Cond. Mat. Phys. 23 (4),43703. 2021. (Susceptibility paper)

  • Comparison between the f-electron and conduction electron density of states in the Falicov-Kimball model at low temperature.” R.D. Nesselrodt, J. Canfield, J.K. Freericks. J. Supercond. Nov. Magn. 33 (8), 2419-2425. 2020. (F-electron paper)

Conference Presentations

  • “Quantum Sensing: An Overview with Applications for Nuclear Nonproliferation and Safeguarding.” Ryan Nesselrodt. Oral Presentation at the Princeton School on Science and Global Security (upcoming) 2023.

  • Sum rules of the Holstein-Hubbard model and its non-equilibrium behavior.” R. D. Nesselrodt, Khadijeh Najafi, J. Alexander Jacoby, J.K. Freericks. Oral Presentation at APS March meeting 2022. 

  • Electron-phonon coupled materials in non-equilibrium.” R.D. Nesselrodt, J.K. Freericks. Oral Presentation at APS March meeting 2021. 

  • Towards a many-body theory for inelastic fourier-transform x-ray scattering experiments in correlated materials.” R.D. Nesselrodt, J.K. Freericks. Prepared for oral presentation at APS March meeting 2020 (cancelled), slides available online. 2020.

  • A new metric for triple-slit tests of Born’s rule.” R. D. Nesselrodt, E. Gagnon, A. Lytle, J. Moreno. Undergraduate poster presentation, APS April meeting, 2017.