External electric field effects on chemical structure and reactivity

T Stuyver, D Danovich, J Joy… - Wiley Interdisciplinary …, 2020 - Wiley Online Library
In recent years, external electric fields (EEFs) have captured some spotlight as novel
effectors of chemical change. EEFs directly impact the structure of molecular systems. For …

Oriented internal electrostatic fields: an emerging design element in coordination chemistry and catalysis

AB Weberg, RP Murphy, NC Tomson - Chemical Science, 2022 - pubs.rsc.org
The power of oriented electrostatic fields (ESFs) to influence chemical bonding and reactivity
is a phenomenon of rapidly growing interest. The presence of strong ESFs has recently …

Directing isomerization reactions of cumulenes with electric fields

Y Zang, Q Zou, T Fu, F Ng, B Fowler, J Yang… - Nature …, 2019 - nature.com
Electric fields have been proposed as having a distinct ability to catalyze chemical reactions
through the stabilization of polar or ionic intermediate transition states. Although field …

Oriented external electric fields and ionic additives elicit catalysis and mechanistic crossover in oxidative addition reactions

J Joy, T Stuyver, S Shaik - Journal of the American Chemical …, 2020 - ACS Publications
Judiciously applied oriented external electric fields (OEEFs) exert catalytic effects on the
kinetics and improve the thermodynamics of chemical reactions. Herein, we examine the …

Two‐Way Catalysis in a Diels–Alder Reaction Limits Inhibition Induced by an External Electric Field

K Gopakumar, S Shaik, R Ramanan - Angewandte Chemie, 2023 - Wiley Online Library
Oriented external electric fields (EEFs) act as catalysts that can induce selectivity in chemical
reactions. The responses of the Diels–Alder (DA) reaction between butadiene and ethylene …

TITAN: A code for modeling and generating electric fields—features and applications to enzymatic reactivity

T Stuyver, J Huang, D Mallick… - Journal of …, 2020 - Wiley Online Library
We present here a versatile computational code named “elecTric fIeld generaTion And
maNipulation (TITAN),” capable of generating various types of external electric fields, as well …

Switch chemistry at cryogenic conditions: quantum tunnelling under electric fields

O Kirshenboim, A Frenklah, S Kozuch - Chemical Science, 2021 - pubs.rsc.org
While the influence of intramolecular electric fields is a known feature in enzymes, the use of
oriented external electric fields (EEF) to enhance or inhibit molecular reactivity is a …

Fast and simple evaluation of the catalysis and selectivity induced by external electric fields

P Besalu-Sala, M Sola, JM Luis… - ACS Catalysis, 2021 - ACS Publications
In the oriented external electric-field-driven catalysis, the reaction rates and the selectivity of
chemical reactions can be tuned at will. The activation barriers of chemical reactions within …

Real‐Space Interpretation of Interatomic Charge Transfer and Electron Exchange Effects by Combining Static and Kinetic Potentials and Associated Vector Fields

SA Shteingolts, AI Stash, VG Tsirelson… - … –A European Journal, 2022 - Wiley Online Library
Intricate behaviour of one‐electron potentials from the Euler equation for electron density
and corresponding gradient force fields in crystals was studied. Channels of locally …

Resonant transport in single diketopyrrolopyrrole junctions

Y Zang, S Ray, ED Fung, A Borges… - Journal of the …, 2018 - ACS Publications
We study the single-molecule transport properties of small bandgap diketopyrrolopyrrole
oligomers (DPP n, n= 1–4) with lengths varying from 1 to 5 nm. At a low bias voltage, the …