Oleksandr Ivasenko
YOU?
Author Swipe
View article: Toward Unified Mechanism of Bias-Dependent Switching in Reactive Self-Assembly Systems
Toward Unified Mechanism of Bias-Dependent Switching in Reactive Self-Assembly Systems Open
Reversible transitions of surface-adsorbed molecules under external stimuli hold great promise for advancing nanotechnology. Electric fields, in particular, can provide highly localized and tunable forces, enabling on-demand manipulation o…
View article: Towards a Rational Design of Biosensors: Engineering Covalently Grafted Interfacial Adlayers as a Testbed Platform for Electrochemical Detection of Epinephrine
Towards a Rational Design of Biosensors: Engineering Covalently Grafted Interfacial Adlayers as a Testbed Platform for Electrochemical Detection of Epinephrine Open
The performance of electrochemical (bio)sensors is fundamentally determined by the precise engineering of interfacial layers that govern (bio)analyte–surface interactions. However, elucidating structure–function relationships remains chall…
View article: Towards Unified Mechanism of Bias-dependent Switching in Reactive Self-assembly Systems
Towards Unified Mechanism of Bias-dependent Switching in Reactive Self-assembly Systems Open
Reversible transitions of surface-adsorbed molecules under external stimuli hold great promise for advancing nanotechnology. Among various stimuli, electric fields have demonstrated remarkable potential in modulating the molecular assembly…
View article: Improving diacetylene photopolymerization in monolayers and ultrathin films
Improving diacetylene photopolymerization in monolayers and ultrathin films Open
Simple, yet efficient: self-assembly annealing and inert atmosphere promote nano-localized photoinitiation and improve the quality of polydiacetylenes.
View article: Spontaneous and scanning-assisted desorption–adsorption dynamics in porous supramolecular networks at the solution–solid interface
Spontaneous and scanning-assisted desorption–adsorption dynamics in porous supramolecular networks at the solution–solid interface Open
Adsorption–desorption dynamics and local chemical composition of a physisorbed co-assembly can be characterized and controlled by scanning tunneling microscopy (STM).
View article: Defect-engineered surfaces to investigate the formation of self-assembled molecular networks
Defect-engineered surfaces to investigate the formation of self-assembled molecular networks Open
We showcase the use of covalently modified HOPG for the investigation of domain size controlled 2D self-assembly, nucleation and growth kinetics, molecular adsorption/desorption thermodynamics, and tip-induced selective recrystallization.
View article: Cove-Edged Graphene Nanoribbons with Incorporation of Periodic Zigzag-Edge Segments
Cove-Edged Graphene Nanoribbons with Incorporation of Periodic Zigzag-Edge Segments Open
Structurally precision graphene nanoribbons (GNRs) are promising candidates for next-generation nanoelectronics due to their intriguing and tunable electronic structures. GNRs with hybrid edge structures often confer them unique geometries…
View article: Detection and Stabilization of a Previously Unknown Two-Dimensional (Pseudo)polymorph using Lateral Nanoconfinement
Detection and Stabilization of a Previously Unknown Two-Dimensional (Pseudo)polymorph using Lateral Nanoconfinement Open
We report on the detection and stabilization of a previously unknown two-dimensional (2D) pseudopolymorph of an alkoxy isophthalic acid using lateral nanoconfinement. The self-assembled molecular networks formed by the isophthalic acid der…
View article: Graphite and Graphene Fairy Circles: A Bottom-Up Approach for the Formation of Nanocorrals
Graphite and Graphene Fairy Circles: A Bottom-Up Approach for the Formation of Nanocorrals Open
A convenient covalent functionalization approach and nanopatterning method of graphite and graphene is developed. In contrast to expectations, electrochemically activated dediazotization of a mixture of two aryl diazonium compounds in aque…
View article: Phase selectivity triggered by nanoconfinement: the impact of corral dimensions
Phase selectivity triggered by nanoconfinement: the impact of corral dimensions Open
Phase behavior of self-assembled molecular networks is affected by spatial confinement in corrals.
View article: Halogenated building blocks for 2D crystal engineering on solid surfaces: lessons from hydrogen bonding
Halogenated building blocks for 2D crystal engineering on solid surfaces: lessons from hydrogen bonding Open
We test whether the similarities between halogen and hydrogen bonds could be used to design a surface-confined halogen-bond based network.
View article: Structural Insights into the Mechanism of Chiral Recognition and Chirality Transfer in Host–Guest Assemblies at the Liquid–Solid Interface
Structural Insights into the Mechanism of Chiral Recognition and Chirality Transfer in Host–Guest Assemblies at the Liquid–Solid Interface Open
© 2018 American Chemical Society. Understanding structure-efficiency relationships in chiral recognition and chirality transfer constitutes an important step toward the rational design of improved chiral probes and chirality auxiliaries or…
View article: Alkyl chain length effects on double-deck assembly at a liquid/solid interface
Alkyl chain length effects on double-deck assembly at a liquid/solid interface Open
Controlled double-deck packing is an appealing means to expand upon conventional 2D self-assembly which is critical in crystal engineering, yet it is rare and poorly understood.
View article: Transfer of chiral information from a chiral solvent to a two-dimensional network
Transfer of chiral information from a chiral solvent to a two-dimensional network Open
Chiral induction in self-assembled monolayers has garnered considerable attention in the recent past, not only due to its importance in chiral resolution and enantioselective heterogeneous catalysis but also because of its relevance to the…
View article: Nanoconfined self-assembly on a grafted graphitic surface under electrochemical control
Nanoconfined self-assembly on a grafted graphitic surface under electrochemical control Open
Highly oriented pyrolytic graphite (HOPG) can be covalently grafted with aryl radicals generated via the electrochemical reduction of 3,5-bis-tert-butyl-diazonium cations (3,5-TBD). The structure of the grafted layer and its stability unde…
View article: Coadsorption of Tb<sup>III</sup>–Porphyrin Double-decker Single-molecule Magnets in a Porous Molecular Network: Toward Controlled Alignment of Single-molecule Magnets on a Carbon Surface
Coadsorption of Tb<sup>III</sup>–Porphyrin Double-decker Single-molecule Magnets in a Porous Molecular Network: Toward Controlled Alignment of Single-molecule Magnets on a Carbon Surface Open
© 2016 The Chemical Society of Japan. A self-assembled monolayer of a mixture of radical 2,3,7,8,12,13,17,18-octaethylporphyrin (OEP)TbIII doubledecker (TbIII(OEP)2) single-molecule magnets and alkoxylated dehydrobenzo[12]annulene (DBA) at…
View article: CCDC 1457936: Experimental Crystal Structure Determination
CCDC 1457936: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: The impact of grafted surface defects and their controlled removal on supramolecular self-assembly
The impact of grafted surface defects and their controlled removal on supramolecular self-assembly Open
Control over the growth and ripening of molecular self-assembly via the introduction and programmed removal of surface defects.