248 citations · 712 across the 19 of their papers we have counts for
19 papers
A Comparative Study of Coherent and Action-Detected 2D Electronic Spectroscopies of a Multichromophore Photosynthetic System
Edoardo Amarotti, Ajeet Kumar, Luca Bolzonello +3
Coherent two-dimensional electronic spectroscopy (C-2DES) is a powerful tool for resolving excitonic structure and dynamics in light-harvesting complexes with dense energy-level ma…
Operando multidimensional spectroscopy reveals A-site-dependent carrier cooling in perovskite solar cells
Edoardo Amarotti, Luca Bolzonello, Qi Shi +6
Understanding how photogenerated carriers dissipate excess energy in operating perovskite solar cells is essential for connecting ultrafast photophysics with photovoltaic function…
Photocurrent detected 2D spectroscopy via pulse shaper: insights and strategies for optimally untangling the nonlinear response
E. Amarotti, L. Bolzonello, S. -H. Lee +4
Action-detected two-dimensional electronic spectroscopy (A-2DES) provides valuable insights into ultrafast dynamics within functional materials and devices by measuring incoherent…
Sub-100-fs formation of dark excitons in monolayer WS2
Pavel V. Kolesnichenko, Lukas Wittenbecher, Qianhui Zhang +5
Two-dimensional semiconducting transition metal dichalcogenides (TMDs) are promising for optoelectronic applications due to their strongly bound excitons. While bright excitons hav…
Non-Hermitian Hamiltonians for Linear and Nonlinear Optical Response: a Model for Plexcitons
Daniel Finkelstein-Shapiro, Pierre-Adrien Mante, Sinan Balci +2
In polaritons, the properties of matter are modified by mixing the molecular transitions with light modes inside a cavity. Resultant hybrid light-matter states exhibit energy level…
Beating signals in CdSe quantum dots measured by low-temperature 2D spectroscopy
Zhengjun Wang, Albin Hedse, Edoardo Amarotti +5
Advances in ultrafast spectroscopy can provide access to dynamics involving nontrivial quantum correlations and their evolutions. In coherent 2D spectroscopy, the oscillatory time…
Neural-network-powered pulse reconstruction from one-dimensional interferometric cross-correlation traces
Pavel V. Kolesnichenko, Donatas Zigmantas
Any ultrafast optical spectroscopy experiment is usually accompanied by the necessary routine of ultrashort-pulse characterisation. The majority of pulse characterisation approache…
Understanding Radiative Transitions and Relaxation Pathways in Plexcitons
Daniel Finkelstein-Shapiro, Pierre-Adrien Mante, Sema Sarisozen +5
Molecular aggregates on plasmonic nanoparticles have emerged as attractive systems for the studies of cavity quantum electrodynamics. They are highly tunable, scalable, easy to syn…
Compressive imaging of transient absorption dynamics on the femtosecond timescale
Ondřej Denk, Kaibo Zheng, Donatas Zigmantas +1
Femtosecond spectroscopy is an important tool for tracking rapid photoinduced processes in a variety of materials. To spatially map the processes in a sample would substantially ex…
Unravelling coherences in the FMO complex
Erling Thyrhaug, Roel Tempelaar, Marcelo Alcocer +5
The idea that excitonic state (electronic) coherences are of fundamental importance to natural photosynthesis gained popularity when, a decade ago, slowly dephasing quantum beats w…
Quantum Coherence as a Witness of Vibronically Hot Energy Transfer in Bacterial Reaction Centre
David Paleček, Petra Edlund, Sebastian Westenhoff +1
Photosynthetic proteins have evolved over billions of years so as to undergo optimal energy transfer to the sites of charge separation. Based on spectroscopically detected quantum…
Spatially and spectrally resolved quantum path interference with chirped driving pulses
Stefanos Carlström, Jana Preclíková, Eleonora Lorek +7
We measure spectrally and spatially resolved high-order harmonics generated in argon using chirped multi-cycle laser pulses. Using a stable, high-repetition rate laser we observe d…
Diversity of coherences and origin of electronic transitions of supermolecular nanoring
Vytautas Butkus, Jan Alster, Eglė Bašinskaitė +6
Quantum coherence is highly involved in photochemical functioning of complex molecular systems. Co-existence and intermixing of electronic and/or vibrational coherences, while neve…
Vibronic origin of long-lived coherence in an artificial molecular light harvester
James Lim, David Paleček, Felipe Caycedo-Soler +7
Natural and artificial light harvesting processes have recently gained new interest. Signatures of long lasting coherence in spectroscopic signals of biological systems have been r…
Coherence and population dynamics of chlorophyll excitations in FCP complex: Two-dimensional spectroscopy study
Vytautas Butkus, Andrius Gelzinis, Ramūnas Augulis +6
The energy transfer processes and coherent phenomena in the fucoxanthin-chlorophyll protein complex, which is responsible for the light harvesting function in marine algae diatoms,…
High-order harmonic generation using a high-repetition-rate turnkey laser
Eleonora Lorek, Esben Witting Larsen, Christoph Michael Heyl +4
We generate high-order harmonics at high pulse repetition rates using a turnkey laser. High-order harmonics at 400 kHz are observed when argon is used as target gas. In neon we ach…
Transfer of Vibrational Coherence Through Incoherent Energy Transfer Process in Förster Limi
Tomáš Mančal, Jakub Dostál, Jakub Pšenčík +1
We study transfer of coherent nuclear oscillations between an excitation energy donor and an acceptor in a simple dimeric electronic system coupled to an unstructured thermodynamic…
Distinctive character of electronic and vibrational coherences in disordered molecular aggregates
Vytautas Butkus, Donatas Zigmantas, Darius Abramavicius +1
Coherent dynamics of coupled molecules are effectively characterized by the two-dimensional (2D) electronic coherent spectroscopy. Depending on the coupling between electronic and…
Vibrational vs. electronic coherences in 2D spectrum of molecular systems
Vytautas Butkus, Donatas Zigmantas, Leonas Valkunas +1
The two-dimensional spectroscopy has recently revealed oscillatory behavior of excitation dynamics in molecular systems. However, in the majority of cases it is strongly debated if…