Results 71 to 80 of about 72,074 (150)

Chiral molecular films as electron polarizers and polarization modulators

open access: yes, 2012
Recent experiments on electron scattering through molecular films have shown that chiral molecules can be efficient sources of polarized electrons even in the absence of heavy nuclei as source of a strong spin-orbit interaction.
Ernesto Medina   +7 more
core   +1 more source

Tunnel current in self-assembled monolayers of 3-mercaptopropyltrimethoxysilane

open access: yes, 2005
The current density-voltage (J-V) characteristics of self assembled monolayers of 3-mercaptopropyltrimethoxysilane (MPTMS) chemisorbed on the native oxide surface of p+-doped Si demonstrate the excellent tunnel dielectric behavior of organic monolayers ...
Aswal, Dinesh K.   +4 more
core  

Patterning molecular scale paramagnets at Au Surface: A root to Magneto-Molecular-Electronics

open access: yes, 2004
Few examples of the exploitation of molecular magnetic properties in molecular electronics are known to date. Here we propose the realization of Self assembled monolayers (SAM) of a particular stable organic radical. This radical is meant to be used as a
Caneschi, A   +5 more
core   +1 more source

Strain-relief by single dislocation loops in calcite crystals grown on self-assembled monolayers

open access: yesNature Communications, 2016
Epitaxial crystal growth attracts significant interest. Here, the authors use Bragg Coherent Diffraction Imaging to demonstrate calcite crystal precipitation on self-assembled monolayers exhibiting single dislocation loops with different geometries to ...
Johannes Ihli   +11 more
doaj   +1 more source

Organic chemistry on surfaces: Direct cyclopropanation by dihalocarbene addition to vinyl terminated self-assembled monolayers (SAMs)

open access: yesBeilstein Journal of Organic Chemistry, 2014
C11-Vinyl-terminated self-assembled monolayers (SAMs) on silica surfaces are successfully modified in C–C bond forming reactions with dihalocarbenes to generate SAMs, terminated with dihalo- (fluoro, chloro, bromo) cyclopropane motifs with about 30 ...
Malgorzata Adamkiewicz   +2 more
doaj   +1 more source

Simple direct formation of self-assembled N-heterocyclic carbene monolayers on gold and their application in biosensing

open access: yesNature Communications, 2016
Self-assembled monolayers (SAMs) have shown tremendous number of applications but can suffer from low stability. Here, the authors report air and bench stable carbene precursors allowing facile SAM formation, and furthermore demonstrate an application in
Cathleen M. Crudden   +17 more
doaj   +1 more source

Structure formation in binary mixtures of lipids and detergents: Self-assembly and vesicle division

open access: yes, 2012
Self-assembly dynamics in binary surfactant mixtures and structure changes of lipid vesicles induced by detergent solution are studied using coarse-grained molecular simulations.
Noguchi, Hiroshi
core   +1 more source

Site‐Specific Surface Modification via Chemoselective Click Reactions on Cyclobutene‐Functionalized Monolayers

open access: yesChemistryOpen
We report the first example of self‐assembled monolayers (SAMs) incorporating a cyclobutene‐substituted alkanethiol on a gold surface and the efficient modification of these monolayers via inverse electron‐demand Diels–Alder (IEDDA) cycloadditions. Mixed
Boone W. Evans   +5 more
doaj   +1 more source

Self-assembly of quantum dots: effect of neighbor islands on the wetting in coherent Stranski-Krastanov growth

open access: yes, 2004
The wetting of the homogeneously strained wetting layer by dislocation-free three-dimensional islands belonging to an array has been studied. The array has been simulated as a chain of islands in 1+1 dimensions.
A. Polimeni   +29 more
core   +1 more source

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