## Most Recent Additions*

Massive Upland to Wetland Conversion Compensated for Historical Marsh Loss in Chesapeake Bay, USA

Nathalie W. Schieder, David C. Walters, and Matthew L. Kirwan

Surface water nitrogen attenuation from the Accomack County, VA southern landfill groundwater discharge - Final report

Richard A. Snyder and Paige G. Ross

Trajectories of an Atomic Electron in a Magnetic Field.

J. B. Delos, Stephen Knudson, and D. W. Noid

Probability Conservation in Theories of Collisional Ionization and Detachment.

M. L. Du. and J. B. Delos

Electron Detachment in Negative-Ion Collisions. III. Model Calculations.

T. S. Wang and J. B. Delos

Collisions of F+ with Ne.

M. Hottoka, B. Roos, J. B. Delos, R. Srivastava, R. B. Sharma, and W. Koshi

High Rydberg states of an atom in parallel electric and magnetic fields

Robert Leonard Waterland, J. B. Delos, and M. L. Du

The Effect of Closed Classical Orbits on Quantum Spectra: Ionization of Atoms in a Magnetic Field.

M. L. Du and J. B. Delos

Semiclassical Interpretation of Eigenvectors for Excited Atoms in External Fields.

J. B. Delos, Robert Leonard Waterland, and M. L. Du

Laser-induced Collisional Detachment

D. Luo, J. B. Delos, and S. Geltman

Atomic Electrons in Strong Magnetic Fields: Transition from Elliptical to Helical Behavior.

J. B. Delos, Stephen Knudson, Shena Sikora, Robert Leonard Waterland, and S. Whitworth

Effect of Closed Classical Orbits on Quantum Spectra: Ionization of Atoms in a Magnetic Field. I. Physical Picture and Calculations

M. L. Du and J. B. Delos

Effect of Closed Classical Orbits on Quantum Spectra: Ionization of Atoms in a Magnetic Field. II. Derivation of Formulas

M. L. Du and J. B. Delos

Hamiltonian bifurcation theory of closed orbits in the diamagnetic Kepler problem

J. M. Mao and J. B. Delos

Closed-orbit theory of oscillations in atomic photoabsorption cross sections in a strongelectric field. I. Comparison between theory and experiments on hydrogen and sodium above threshold.

J. Gao, J. B. Delos, and M. Baruch

Closed-orbit theory of oscillations in atomic photoabsorption cross sections in a strong electric field. II. Derivation of formulas.

J. Gao and J. B. Delos

Photodetachment cross section of H- in crossed electric and magnetic fields. I. Closed-orbit Theory

Aaron D. Peters and J. B. Delos

Photodetachment cross section of H- in crossed electric and magnetic fields. II. Quantum formulas and their reduction to the result of the closed-orbit theory.

Aaron D. Peters and J. B. Delos

The Status of Virginia’s Public Oyster Resource 2020

Melissa Southworth and Roger L. Mann

Pliocene and Pleistocene depositional environments on the York-James Peninsula, Virginia; a field guidebook

Gerald H. Johnson and Carl H. Hobbs III

*Updated as of 02/28/21.