Issaka Seidu

National Research Council Canada — Canada

Physics and Astronomy · Physical Sciences

12h-index482citations27works0.02yr avg
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Research Topics

Advanced Chemical Physics Studies(18), Spectroscopy and Quantum Chemical Studies(11), Photochemistry and Electron Transfer Studies(6), Laser-Matter Interactions and Applications(4), Mass Spectrometry Techniques and Applications(4)

Publications25 total

Few-femtosecond electronic and structural rearrangements of CH4+ driven by the Jahn–Teller effect
Structural Dynamics·2023· 6 citedOpen Access
Few-femtosecond electronic and structural rearrangements of CH$_4^+$ driven by the Jahn-Teller effect
arXiv (Cornell University)·2023Open Access
Time-Resolved X-ray Photoelectron Spectroscopy: Ultrafast Dynamics in CS<sub>2</sub>Probed at the S 2p Edge
The Journal of Physical Chemistry Letters·2023· 19 citedOpen Access
Sensitivity of inner-shell photoelectron spectroscopy to non-Born-Oppenheimer and photodissociation dynamics in polyatomic molecules
2022
Conical-intersection dynamics probed at the carbon K-edge
The International Conference on Ultrafast Phenomena (UP) 2022·2022
Resolving competing conical intersection pathways: time-resolved X-ray absorption spectroscopy of <i>trans</i>-1,3-butadiene
Physical Chemistry Chemical Physics·2021· 7 citedOpen Access
Resolving Competing Conical Intersection Pathways: Time-Resolved X-ray Absorption Spectroscopy of trans-1,3-Butadiene
arXiv (Cornell University)·2021Open Access
Antioxidant, pancreatic lipase, and α‐amylase inhibitory properties of oat bran hydrolyzed proteins and peptides
Journal of Food Biochemistry·2021· 70 cited
Sub-7-femtosecond conical-intersection dynamics probed at the carbon K-edge
Science·2021· 149 citedOpen Access
Sub-7-femtosecond conical-intersection dynamics probed at the carbon K-edge
Conference on Lasers and Electro-Optics·2021· 1 cited
Propagative block diagonalization diabatization of DFT/MRCI electronic states
The Journal of Chemical Physics·2020· 17 cited
Propagative Block Diagonalisation Diabatisation of DFT/MRCI Electronic States
arXiv (Cornell University)·2019Open Access
The simulation of X-ray absorption spectra from ground and excited electronic states using core-valence separated DFT/MRCI
The Journal of Chemical Physics·2019· 36 cited
Vibronic interaction in CO<sub>3</sub><sup>−</sup> photo-detachment: Jahn–Teller effects beyond structural distortion and general formalisms for vibronic Hamiltonians in trigonal symmetries
Physical Chemistry Chemical Physics·2019· 14 citedOpen Access
Constricted Variational Density Functional Theory Approach to the Description of Excited States
InTech eBooks·2018Open Access
General Formalism of Vibronic Hamiltonians for Tetrahedral and Octahedral Systems: Problems That Involve <i>T</i>, <i>E</i> States and <i>t</i>, <i>e</i> Vibrations
Journal of Chemical Theory and Computation·2017· 20 citedOpen Access
Revisiting the (E + A) ⊗ (e + a) problems of polyatomic systems with trigonal symmetry: general expansions of their vibronic Hamiltonians
Physical Chemistry Chemical Physics·2017· 26 cited
Excited-State Studies with the Constricted Variational Density Functional Theory (CV-DF) Method
PRISM (University of Calgary)·2016Open Access
Applications of Time-Dependent and Time-Independent Density Functional Theory to Electronic Transitions in Tetrahedral d<sup>0</sup> Metal Oxides
Journal of Chemical Theory and Computation·2015· 18 cited
Applications of Time-Dependent and Time-Independent Density Functional Theory to Rydberg Transitions
The Journal of Physical Chemistry A·2014· 23 cited
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Frequent Co-authors

Michael S. Schuurman(12), Simon P. Neville(11), Tom Ziegler(6), Kristina S. Zinchenko(5), Fernando Ardana‐Lamas(5), Valentina Utrio Lanfaloni(5), Hans Jakob Wörner(4), Mykhaylo Krykunov(4), Joscelyn van der Veen(3), Tao Zeng(3), Young Choon Park(3), Nicholas R. Monahan(3), Michael Seth(2), Ian Gabalski(2), Felix Allum(2), Ruaridh Forbes(2), Ryan J. MacDonell(2), Florian Senn(2), Ramak Esfandi(1), William G. Willmore(1)