Results 51 to 60 of about 16,397 (260)

Charge Transport through Polyene Self-Assembled Monolayers from Multiscale Computer Simulations [PDF]

open access: yes, 2008
We combine first-principles density-functional theory with matrix Green’s function calculations to predict the structures and charge transport characteristics of self-assembled monolayers (SAMs) of four classes of systems in contact with Au(111 ...
George, Christopher   +4 more
core   +1 more source

Reducing Open‐Circuit Voltage Losses in Wide‐Bandgap FAPbBr3 Perovskite Solar Cells for Continuous Unassisted Light‐Driven Water Splitting

open access: yesAdvanced Functional Materials, EarlyView.
The combination of formamidinium thiocyanate and 1,3‐propane diammonium iodide for bulk and top‐surface passivation, and a ternary fullerene blend to improve energy band alignment, suppresses energy losses in wide‐bandgap FAPbBr3 perovskite solar cells.
Laura Bellini   +9 more
wiley   +1 more source

Microsphere Autolithography—A Scalable Approach for Arbitrary Patterning of Dielectric Spheres

open access: yesAdvanced Functional Materials, EarlyView.
MicroSphere Autolithography (µSAL) enables scalable fabrication of patchy particles with customizable surface motifs. Focusing light through dielectric microspheres creates well defined, tunable patches via a conformal poly(dopamine) photoresist. Nearly arbitrary surface patterns can be achieved, with the resolution set by the index contrast between ...
Elliott D. Kunkel   +3 more
wiley   +1 more source

Efecto de la polietilenimina en la actividad catalítica de la peroxidasa de rábano (horseradish peroxidase) inmovilizada en electrodos de oro modificados con monocapas autoensambladas de tioles (SAMs). [PDF]

open access: yesAvances en Química, 2009
Effect of the Polyethyleneimine in the Activity Catalytic of the horseradish peroxidase Immobilized on Gold Electrodes Modified with a Self-assembled Monolayer of Thiols (SAMs).
Pedro R. Matheus   +5 more
doaj  

Selective Detection of Silver Ions by Self-assembled Monolayers of Electron-defect Bipyridine Derivatives

open access: yesInternational Journal of Electrochemical Science, 2015
1, 1”-((5-(3-(acetylthio)propoxy)-1, 3-phenylene)bis(methylene))bis((4, 4’-bipyridin)-1-ium) has been successfully synthesized by a straightforward reaction and its electrochemical properties of self-assembled monolayers (SAMs) on Au electrode are ...
Zhen Zhang   +5 more
doaj   +1 more source

Sensitive Detection of Trace Explosives by a Self-Assembled Monolayer Sensor

open access: yesMicromachines, 2023
Fluorescence probe technology holds great promise in the application of trace explosive detection due to its high sensitivity, fast response speed, good selectivity, and low cost.
Weitao Liu   +4 more
doaj   +1 more source

Direct Patterning of a Cyclotriveratrylene Derivative for Directed Self-assembly of C60 [PDF]

open access: yes, 2011
A novel apex-modified cyclotriveratrylene (CTV) derivative with an attached thiolane-containing lipoic acid linker was directly patterned onto gold substrates via dip-pen nanolithography (DPN).
Becker, Daniel P.   +3 more
core   +3 more sources

Single Solid‐State Ion Channels as Potentiometric Nanosensors

open access: yesAdvanced Functional Materials, EarlyView.
Single gold nanopores functionalized with mixed self‐assembled monolayers act as solid‐state ion channels for direct, selective potentiometric sensing of inorganic ions (Ag⁺). The design overcomes key miniaturization barriers of conventional ion‐selective electrodes by combining low resistivity with suppressed loss of active components, enabling robust
Gergely T. Solymosi   +4 more
wiley   +1 more source

Comparative Study of Protein Immobilization Properties on Calixarene Monolayers

open access: yesSensors, 2007
Three calix[4]arene (Cal-4) derivatives of which contain ethylester (1),carboxylic acid (2), and crownether (3) at the lower rim with a common reactive thiol at theupper rim were synthesized and constructed to self-assembled monolayers (SAMs) on Aufilms.
Kwangnak Koh   +7 more
doaj   +1 more source

Construction of Cell-Resistant Surfaces by Immobilization of Poly(ethylene glycol) on Gold [PDF]

open access: yes, 2004
Considerable effort has been expended in efforts to create surfaces that resist the adsorption of proteins and cells for biomedical applications. The majority of such work has focused on surfaces constructed from bulk polymers or thin polymer films ...
Fernandez, E.   +4 more
core   +3 more sources

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