Vibronics and plasmonics based graphene sensors

NL Rangel, JM Seminario - The Journal of chemical physics, 2010‏ - pubs.aip.org
A high sensitivity and selectivity sensor is proposed using graphene ribbons which are able
to read molecular vibrations and molecular electrostatic potentials, acting as an amplifier …

Wafer-scale surface-enhanced Raman scattering substrates with highly reproducible enhancement

X Liu, CH Sun, NC Linn, B Jiang… - The Journal of Physical …, 2009‏ - ACS Publications
Here, we report a simple colloidal templating approach for fabricating surface-enhanced
Raman scattering (SERS) substrates with highly reproducible enhancement over wafer …

Polypeptides in alpha-helix conformation perform as diodes

D Cristancho, JM Seminario - The Journal of chemical physics, 2010‏ - pubs.aip.org
Molecules that resemble a semiconductor diode depletion zone are those with an intrinsic
electric dipole, which were suggested as potential electronic devices. However, so far, no …

Scenarios for molecular-level signal processing

JM Seminario, L Yan, Y Ma - Proceedings of the IEEE, 2005‏ - ieeexplore.ieee.org
Several research efforts are being carried out in molecular electronics; both theory and
experiment claim extraordinary findings for molecular devices. However, before practical …

Design of nanosensors for fissile materials in nuclear waste water

N Kumar, JM Seminario - The Journal of Physical Chemistry C, 2013‏ - ACS Publications
Uranium and plutonium ions and their complexes play an important role in nuclear fuel
reprocessing, and their trace characterization is important in nuclear forensics. In this work …

Degradation of polyvinyl alcohol under mechanothermal stretching

D Cristancho, Y Zhou, R Cooper, D Huitink… - Journal of molecular …, 2013‏ - Springer
Mechanical and thermal properties of polyvinyl alcohol (PVA) are characterized and
analyzed using in situ X-ray photoelectron spectroscopy (XPS) and quantum chemistry …

Electron transport in Nano‐Gold–Silicon interfaces

L Yan, JM Seminario - International Journal of Quantum …, 2007‏ - Wiley Online Library
The electron transport characteristics of gold–silicon interfaces are studied using a
combined ab initio approach of the Green's function for electron transfer and quantum …

The nanocell: A chemically assembled molecular electronic circuit

JM Seminario, Y Ma, V Tarigopula - IEEE Sensors Journal, 2006‏ - ieeexplore.ieee.org
Computing is one of the most demanding applications of integrated circuits (IC). It requires
the highest possible speed to process information. Higher speeds imply smaller circuits and …

Density functional theory and molecular dynamics study of the uranyl ion (UO2)2+

N Rodríguez-Jeangros, JM Seminario - Journal of molecular modeling, 2014‏ - Springer
The detection of uranium is very important, especially in water and, more importantly, in the
form of uranyl ion (UO 2) 2+, which is one of its most abundant moieties. Here, we report …

Molecular electrostatic potentials of DNA base–base pairing and mispairing

I Otero-Navas, JM Seminario - Journal of molecular modeling, 2012‏ - Springer
An understanding of why adenine (A) pairs with thymine (T) and cytosine (C) with guanine
(G) in DNA is very useful in the design of sensors and other related devices. We report the …