Paesani Research Group

Laboratory for Theoretical and Computational Chemistry at UC San Diego  

News 2026

© Paesani Research Group. All rights reserved.

• January 5: Zitong joins our group as a Ph.D. student.

• January 27: Our preprint Surface-specific and bulk field-induced contributions to vibrational sum-frequency

  generation spectra at charged graphene oxide/water interfaces is posted on ChemRxiv.

• January 27: Our preprint Microsolvation of protonated glycine: Infrared spectra from data-driven quantum

  many-body simulations is posted on ChemRxiv.

• February 5: MBX becomes an official package of LAMMPS.

• February 7: Our group participates in the 8th SoCal TheoChem Symposium at CSU Fullerton.

• February 16: Our article Surface-specific and bulk field- induced contributions to vibrational sum-frequency

  generation spectra at charged graphene oxide/water interfaces is published in the Journal of Physical Chemistry

  Letters.

• March 1: Our article Heterogeneity of free O–H groups at the air/water interface is published in the Journal of

  Physical Chemistry Letters.

• March 5: Our preprint Hydration free energies of alkali and halide ions from data-driven many-body potentials is

  posted on ChemRxiv.

• March 9: Our article QUICK and robust ESP and RESP charges for computational biochemistry: Open-source GPU

   implementation in collaboration with the Götz group at the San Diego Supercomputer Center is published in the

  Journal of Chemical Information and Modeling.

• March 10-13: Francesco presents our research at the Chemical Compound Space Conference in Munich.

• March 15-20: Richa, Zoe, Alison, Xuanyu, Henry, Suman, and Francesco present our research at the APS Global

  Summit in Denver.

• March 22-26: Richa and Francesco present our research ar the ACS National Meeting in Atlanta.

• March 26: MBX is interfaced with the Atomic Simulation Environment.

• March 26: Our perspective Catching water’s hidden transition is published in Science.

• March 29: Huge congratulations to our amazing high schooler Olivia on being admitted to UC San Diego, UC

  Berkeley, Caltech, and Imperial College.

• March 30: We say goodbye to Saeyeon, who spent the past 6 months with us from Korea University.

• April 1: Jasper joins our group as a Ph.D. student.

• April 13: Our fourth MBX video tutorial is online.

• April 14: Suman passes the qualifying exam and becomes officially a Ph.D. candidate.

• April 22: Francesco is the speaker for the Chemical and Biological Engineering seminar at the University of Buffalo.

• April 22: Our review From potentials to properties: Data-driven many-body simulations of water and aqueous

  systems is published in Annual Review of Physical Chemistry.

• April 29: Our article Hydration free energies of alkali metal and halide ions from data-driven many-body potentialsis

  is published in the Journal of Chemical Theory and Computation.

• April 30: Alison is the recipient of a Computational Science Graduate Fellowship (CSGF) from the Department of

  Energy and Elijah is the recipient of a Summer Program for Undergraduate Research in Science (SPURS)

  fellowship from the School of Physical Sciences at UC San Diego.

May 5: Francesco presents our research on data-driven many-body simulations of aqueous systems at the webinar

  AI Waves: Transforming Water Research organized by the University of Chicago and Argonne National Laboratory.

• May 6: Jiwon passes the qualifying exam and becomes officially a Ph.D. candidate.

May 7: Our research on supercooled water is highlighted in Physics Today.

May 8: Francesco presents our research on data-driven many-body simulations at the fourth workshop of the series

  on Computational Molecular Sciences and AI organized by the CUNY Graduate Center in New York City.

May 15: Aarushi, Lawrence, and Yoyo present their posters on data-driven many-body simulations of antifreeze

  proteins, azide ion-water interactions, and lithium ion transport mechanisms in anionic MOFs at the 20th Annual

  Undergraduate Research Symposium of the American Chemical Society Student Association.

May 22: Our high-school students Anika, Ella, Eric, Hannah, Nikhil, Srikanth present their posters on machine

  learning simulations of aqueous systems at the MAP final event.

May 28: Our group celebrates the end of another exciting academic year at La Jolla Shores.

May 31 - June 5: Jiwon presents her research on a new dispersion damping model that delivers CCSD(T)-level

  accuracy at a fraction of the computational cost at the 18th International Congress on Quantum Chemistry at UC

  Berkeley and wins the Poster Award from the PHYS Division of the American Chemical Society.

June 1-3: Richa and Suman present their latest work on data-driven many-body simulations for computing

  hydration free energies of alkali metal and halide ions and for probing the heterogeneity of free O–H groups at the

  air/water interface using vSFG spectroscopy at the CECAM workshop on Physics-aware machine learning for

  molecules and materials.

June 1-5: Francesco presents our research on simulating vibrational sum-frequency generation spectroscopy with  

  data-driven many-body simulations at the Telluride Science workshop on Nonlinear Optics at Interfaces.

June 10-12: Francesco presents our research on water simulated using the MB-pol data-driven many-body

  potential at the conference Water Anomalies - Origin and Implications at the University of Stockholm.

June 14: Huge congratulations to our 2026 graduates, Cianna, Richa, Henry, Xuanyu, Ethan, Zoe, and Alison!

June 17: Congratulations to our PhD students who were recognized for their achievements this year: Henry

  (Teaching Assistant Excellence Award), Suman (Teddy Traylor Award for Research Excellence), and Etienne  

  (Chancellor's Dissertation Medal)!

• June 25: Our preprint Computational redesign of an antifreeze protein using deep learning is posted on BioRxiv.

June 28 - July 3: Francesco presents our research on ion hydration using data-driven many-body potentials at the

  Gordon Research Conference Molecular Interactions and Dynamics.

• July 2: Our preprint Memory-aware SIMD-enabled permutationally invariant polynomial code-generation

  procedure: Acceleration of the MB-pol potential energy function as an example is posted on BioRxiv.