User profiles for Hector Vazquez

Héctor Vázquez

Senior Scientist, Inst. of Physics, Czech Academy of Sciences
Verified email at fzu.cz
Cited by 3738

Highly conducting π-conjugated molecular junctions covalently bonded to gold electrodes

W Chen, JR Widawsky, H Vázquez… - Journal of the …, 2011 - ACS Publications
We measure electronic conductance through single conjugated molecules bonded to Au
metal electrodes with direct Au–C covalent bonds using the scanning tunneling microscope …

[HTML][HTML] Highly-conducting molecular circuits based on antiaromaticity

…, T Masuda, T Nishino, NP Arasu, H Vázquez… - Nature …, 2017 - nature.com
Aromaticity is a fundamental concept in chemistry. It is described by Hückel’s rule that states
that a cyclic planar π-system is aromatic when it shares 4n+2 π-electrons and antiaromatic …

In situ formation of highly conducting covalent Au–C contacts for single-molecule junctions

ZL Cheng, R Skouta, H Vazquez, JR Widawsky… - Nature …, 2011 - nature.com
Charge transport across metal–molecule interfaces has an important role in organic electronics
1 . Typically, chemical link groups such as thiols 2 or amines 3 are used to bind organic …

In situ formation of N-heterocyclic carbene-bound single-molecule junctions

EA Doud, MS Inkpen, G Lovat, E Montes… - Journal of the …, 2018 - ACS Publications
Self-assembled monolayers (SAMs) formed using N-heterocyclic carbenes (NHCs) have
recently emerged as thermally and chemically ultrastable alternatives to those formed from …

Length-dependent thermopower of highly conducting Au–C bonded single molecule junctions

JR Widawsky, W Chen, H Vazquez, T Kim… - Nano …, 2013 - ACS Publications
We report the simultaneous measurement of conductance and thermopower of highly
conducting single-molecule junctions using a scanning tunneling microscope-based break-…

[HTML][HTML] Quantifying through-space charge transfer dynamics in π-coupled molecular systems

A Batra, G Kladnik, H Vázquez, JS Meisner… - Nature …, 2012 - nature.com
Understanding the role of intermolecular interaction on through-space charge transfer
characteristics in π-stacked molecular systems is central to the rational design of electronic …

Conductance of molecular junctions formed with silver electrodes

T Kim, H Vázquez, MS Hybertsen, L Venkataraman - Nano letters, 2013 - ACS Publications
We compare the conductance of a series of amine-terminated oligophenyl and alkane
molecular junctions formed with Ag and Au electrodes using the scanning tunneling microscope …

[HTML][HTML] Polymeric nanocomposites membranes with high permittivity based on PVA-ZnO nanoparticles for potential applications in flexible electronics

…, K De la Torre, R Torrealba, M Moreno, H Vazquez… - Polymers, 2018 - mdpi.com
This study reports the optical, structural, electrical and dielectric properties of Poly (vinyl
alcohol) thin films membranes with embedded ZnO nanoparticles (PVA/ZnO) obtained by the …

[HTML][HTML] Identifying the molecular adsorption site of a single molecule junction through combined Raman and conductance studies

…, K Ikeda, H Kano, H Nakamura, H Vázquez… - Chemical …, 2019 - pubs.rsc.org
Single-molecule junctions are ideal test beds for investigating the fundamentals of charge
transport at the nanoscale. Conducting properties are strongly dependent on the metal–…

Cooperative Self-Assembly of Dimer Junctions Driven by π Stacking Leads to Conductance Enhancement

X Pan, E Montes, WY Rojas, B Lawson, H Vázquez… - Nano Letters, 2023 - ACS Publications
We demonstrate enhanced electronic transport through dimer molecular junctions, which
self-assemble between two gold electrodes in π–π stabilized binding configurations. Single …