Core-level states and related spectroscopies

We are extending quantum chemistry methods to tackle core-level states and their properties. These developments are motivated by emerging novel spectroscopies utilizing high-energy and high-intensity radiation.

316. N.K. Jayadev, T.-C. Jagau, and A.I. Krylov
Resonant Auger decay in benzene
J. Phys. Chem. A , in press (2024) Abstract  Preprint

304. S. Dey, S. D. Folkestad, A. Paul, H. Koch, and A.I. Krylov
Core-ionization spectrum of liquid water
Phys. Chem. Chem. Phys.  26, 1845 – 1859 (2024) Abstract  PDF Supporting info

302. N.K. Jayadev, W. Skomorowski, and A.I. Krylov
Molecular-orbital framework of two-electron processes: Application to Auger and intermolecular Coulomb decay
J. Phys. Chem. Lett.  14, 8612 – 8619 (2023) Abstract  PDF Supporting info

294. N.K. Jayadev, A. Ferino-Perez, F. Matz, A.I. Krylov, and T.-C. Jagau
The Auger spectrum of benzene
J. Chem. Phys.  158, 064109 (2023) Abstract  PDF 

293. M. Epshtein, B.N. Cabral Tenorio, M.L. Vidal, V. Scutelnic, Z. Yang, T. Xue, A.I. Krylov, S. Coriani, and S.R. Leone
Signatures of the bromine atom and open-shell spin-coupling in the x-ray spectrum of bromobenzene cation
J. Am. Chem. Soc.  145, 3554 – 3560 (2023) Abstract  PDF 

281. J. Andersen, K.D. Nanda, A.I. Krylov, and S. Coriani
Cherry-picking resolvents: Recovering the valence contribution in X-ray two-photon absorption within the core-valence-separated equation-of-motion coupled-cluster response theory
J. Chem. Theo. Comp.  18, 6189 – 6202 (2022) Abstract  PDF Supporting info

275. J. A. Andersen, K. D. Nanda, A. I. Krylov, and S. Coriani
Probing molecular chirality of ground and electronically excited states in the UV–vis and X-ray regimes: An EOM-CCSD study
J. Chem. Theo. Comp.  18, 1748 – 1764 (2022) Abstract  PDF Supporting info

263. V. Scutelnic, S. Tsuru, M. Papai, Z. Yang, M. Epshtein, T. Xue, E. Haugen, Y. Kobayashi, A.I. Krylov, K. B. Moller, S. Coriani, and S. R. Leone
X-ray transient absorption reveals the ¹A_u(n-pi*) state of pyrazine in electronic relaxation
Nature Comm.  12, 5003 (2021) Abstract  PDF 

260. S. Tsuru, M. Vidal, M. Papai, A.I. Krylov, K. B. Moller, and S. Coriani
An assessment of different electronic structure approaches for modeling time-resolved X-ray absorption spectroscopy
Struct. Dyn.  8, 024101 (2021) Abstract  PDF Supporting info

259. W. Skomorowski and A.I. Krylov
Feshbach-Fano approach for calculation of Auger decay rates using equation-of-motion coupled-cluster wave functions. I. Theory and implementation
J. Chem. Phys.  154, 084124 (2021) Abstract  PDF 

258. W. Skomorowski and A.I. Krylov
Feshbach-Fano approach for calculation of Auger decay rates using equation-of-motion coupled-cluster wave functions. II. Numerical examples and benchmarks
J. Chem. Phys.  154, 084125 (2021) Abstract  PDF Supporting info

254. M. L. Vidal, M. Epshtein, V. Scutelnic, Z. Yang, T. Xue, S. R. Leone, A. I. Krylov, and S. Coriani
The interplay of open-shell spin-coupling and Jahn-Teller distortion in benzene radical cation probed by X-ray spectroscopy
J. Phys. Chem. A  124, 9532 – 9541 (2020) Abstract  PDF Supporting info

253. M. Epshtein, V. Scutelnic, Z. Yang, T. Xue, M. L. Vidal, A. I. Krylov, S. Coriani, and S. R. Leone
Table-top X-ray spectroscopy of benzene radical cation
J. Phys. Chem. A  124, 9524 – 9531 (2020) Abstract  PDF Supporting info

252. K.D. Nanda and A.I. Krylov
Cherry-picking resolvents: A general strategy for convergent coupled-cluster damped response calculations of core-level spectra
J. Chem. Phys.  153, 141104 (2020) Abstract  PDF Supporting info

251. M. L. Vidal, P. Pokhilko, A.I. Krylov, and S. Coriani
Equation-of-motion coupled-cluster theory to model L-edge x-ray absorption and photoelectron spectra
J. Phys. Chem. Lett.  11, 8314 – 8321 (2020) Abstract  PDF Supporting info

246. K. Nanda and A.I. Krylov
A simple molecular orbital picture of RIXS distilled from many-body damped response theory
J. Chem. Phys.  152, 244118 (2020) Abstract  PDF 

245. R. Sarangi, M. L. Vidal, S. Coriani, and A. I. Krylov
On the basis set selection for calculations of core-level states: Different strategies to balance cost and accuracy
Mol. Phys.  118, e1769872 (2020) Abstract  PDF 

244. S. Gozem, R. Seidel, U. Hergenhahn, E. Lugovoy, B. Abel, B. Winter, A. I. Krylov, and S. E. Bradforth
Probing the electronic structure of bulk water at the molecular lengthscale with angle-resolved photoelectron spectroscopy
J. Phys. Chem. Lett.  11, 5162 – 5170 (2020) Abstract  PDF Supporting info

243. L. Kjellsson, K. Nanda, J.-E. Rubensson, G. Doumy, S. H. Southworth, P. J. Ho, A. M. March, A. Al Haddad, Y. Kumagai, M.-F. Tu, T. Debnath, M. S. Bin Mohd Yusof, C. Arnold, W. F. Schlotter, S. Moeller, G. Coslovich, J. D. Koralek, M. P. Minitti, M. L. Vidal, M. Simon, R. Santra, Z.-H. Loh, S. Coriani, A. I. Krylov, and L. Young
Resonant inelastic x-ray scattering reveals hidden local transitions of the aqueous OH radical
Phys. Rev. Lett.  124, 236001 (2020) Abstract  PDF Supporting info

235. Z.-H. Loh, G. Doumy, C. Arnold, L. Kjellsson, S. H. Southworth, A. Al Haddad, Y. Kumagai, M.-F. Tu, P. J. Ho, A. M. March, R. D. Schaller, M. S. Bin Mohd Yusof, T. Debnath, M. Simon, R. Welsch, L. Inhester, K. Khalili, K. Nanda, A. I. Krylov, S. Moeller, G. Coslovich, J. Koralek, M. P. Minitti, W. F. Schlotter, J.-E. Rubensson, R. Santra, and L. Young
Observation of the fastest chemical processes in the radiolysis of water
Science  367, 179 – 182 (2020) Abstract  PDF Supporting info

234. K. Nanda, M. L. Vidal, R. Faber, S. Coriani, and A. I. Krylov
Correction to: "How to stay out of trouble in RIXS calculations within equation-of-motion coupled-cluster damped response theory? Safe hitchhiking in the excitation manifold by means of core-valence separation"
Phys. Chem. Chem. Phys.  22, 17749 (2020) Abstract  PDF 

233. K. Nanda, M. L. Vidal, R. Faber, S. Coriani, and A. I. Krylov
How to stay out of trouble in RIXS calculations within equation-of-motion coupled-cluster damped response theory? Safe hitchhiking in the excitation manifold by means of core-valence separation
Phys. Chem. Chem. Phys.  22, 2629 – 2641 (2020) Abstract  PDF Supporting info

232. M. L. Vidal, A. I. Krylov, and S. Coriani
Correction to "Dyson orbitals within the fc-CVS-EOM-CCSD framework: Theory and application to X-ray photoelectron spectroscopy of ground and excited states"
Phys. Chem. Chem. Phys.  22, 3744 – 3747 (2020) Abstract  PDF 

231. M. L. Vidal, A. I. Krylov, and S. Coriani
Dyson orbitals within the fc-CVS-EOM-CCSD framework: Theory and application to X-ray photoelectron spectroscopy of ground and excited states
Phys. Chem. Chem. Phys.  22, 2693 – 2703 (2020) Abstract  PDF Supporting info

227. S. Tsuru, M. L. Vidal, M. Papai, A. I. Krylov, K. Moller, and S. Coriani
Time-resolved near-edge X-ray absorption fine structure of pyrazine from electronic structure and nuclear wave packet dynamics simulations
J. Chem. Phys.  151, 124114 (2019) Abstract  PDF 

219. M. L. Vidal, X. Feng, E. Epifanovsky, A. I. Krylov, and S. Coriani
A new and efficient equation-of-motion coupled-cluster framework for core-excited and core-ionized states
J. Chem. Theo. Comp.  15, 3117 – 3133 (2019) Abstract  PDF Supporting info

188. A. Sadybekov and A. I. Krylov
Coupled-cluster based approach for core-level states in condensed phase: Theory and application to different protonated forms of aqueous glycine
J. Chem. Phys. 147, 014107 (2017) Abstract  PDF Supporting info

154. D. Zuev, E. Vecharynski, C. Yang, N. Orms, and A.I. Krylov
New algorithms for iterative matrix-free eigensolvers in quantum chemistry
J. Comp. Chem. 36, 273 – 284 (2015) Abstract  PDF