Project description
A new window on all things great and small could revolutionise understanding and control
Dynamic imaging of molecules during chemical reactions and biological processes is one of the greatest challenges for the scientific community, yet the rewards of achieving it are priceless. The EU-funded TiMoleS project is developing the theoretical and computational foundations required to exploit two very advanced laser techniques that together promise to deliver the spatiotemporal resolution necessary to image atomic nuclei and their electrons in action. Applications are virtually endless in fields from medicine to crop breeding to water treatment and biofuels. Aside from a new window on our world and on our universe, success of TiMoleS could lead to the exponentially greater control and manipulation of processes that impact our lives in a myriad of ways.
Objective
A chemical reaction is often an unsolved maze game: we know where it starts and ends, but the path followed is a question that remains. Time-resolved imaging of molecular dynamics, therefore, is of primary interest. To solve aforementioned, we miss a sub-Ångström spatial and sub-femtosecond temporal resolution imaging scheme that can probe both nuclei and electrons. In this project TiMoleS, I propose to lay the theoretical and conceptual groundwork for such an imaging tool that can monitor molecular reaction and accompanying electron dynamics. This will be done by letting the target molecule to image by itself via two coexisting strong field processes termed laser-induced electron diffraction and laser-induced electron holography. I intend to use these processes in a complementary way to image nuclear dynamics as well as the electron cloud evolution. Through well-organized work packages for rigorous theoretical and computational developments and by collaborating with specialists of the domain, I propose to surmount difficulties linked with these processes to realize ultrafast imaging. I will develop analytical models, numerical codes and optimal control schemes to come up with rather general imaging method for AB/AB2 molecules. It will give an excellent insight into photochemical reactions, various reaction pathways and control over reaction dynamics, like enhancing the desired reaction or even to prevent an undesired process. These control scheme developed for generalized probing of the dynamics will also accelerate our attempts to design ultrashort lasers in higher frequencies.
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Programme(s)
Funding Scheme
MSCA-IF - Marie Skłodowska-Curie Individual Fellowships (IF)Coordinator
8000 Aarhus C
Denmark