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Graphene-Based Transparent Conductive Electrodes
A transparent conductive electrode (TCE) is an essential component of various optoelectronic devices such as solar cells, liquid-crystal displays (LCD), light-emitting diodes (LED), and touch screens.
Bio-Inspired “Green” Synthesis of Nanomaterials and their Applications
Silica is a very popular inorganic nanomaterial used in a wide range of applications including fillers for rubber, catalyst supports, separation media, carriers in food and agriculture, and abrasive/anticaking agents in cosmetics. It is also widely believed to be an...
Micro and Nanometer Scale Photopatterning of Self-Assembled Monolayers
Self-assembled monolayers (SAMs) have attracted enormous interest for a wide variety of applications in micro- and nano-technology. In this article, we compare the benefits of three different classes of SAM systems (alkylthiolates on gold).
Novel Graphene‑Based Nanostructures Production, Functionalization, and Engineering
Novel Graphene‑Based Nanostructures Production, Functionalization, and Engineering
Nanoparticle-based Zinc Oxide Electron Transport Layers for Printed Organic Photodetectors
Recent progress in the area of solution-processed functional materials has led to the development of a variety of thin-film optoelectronic devices with significant promise in the industrial and consumer electronics fields.
Molecule Based Magnets
Tutorial in Magnetic Materials - Molecule-Based Magnets.
Displaceable Monolayers and Microdisplacement Printing: 1-Adamantanethiol Assembly and Applications
1-Adamantanethiol (1-AD), an example in this spectrum of molecules with distinct chemical and physical properties, forms self-assembled monolayers (SAMs) on Au{111} that are displaceable when exposed to other thiolated molecules from solution, vapor, or contact due to weak intermolecular interactions...
Tutorial in Microelectronics and Nanoelectronics
As the electronic industry continues to move towards smaller and smaller devices, researchers must continually strive for technologies to deposit electronic materials with precision at ever-smaller scales. This trend has lead to a variety of techniques used in the microelectronics...
Sorting Carbon Nanotubes and Their Biological Applications
Carbon nanotubes (CNTs) have received much attention since their discovery in 1991 by Sumio lijima1 due to their excellent mechanical, electrical, and optical properties.
Introduction to Molecular Self-Assembly
Sigma-Aldrich.com presents an article regarding an introduction to molecular self-assembly.
Building and Engineering Micro/Nano Architectures of Single-Walled Carbon Nanotubes for Electronic Applications
Building and Engineering Micro/Nano Architectures of Single-Walled Carbon Nanotubes for Electronic Applications
Graphene in Biotechnology
Graphene has emerged as the new wonder material. Being only one atom thick and composed of carbon atoms arranged in a hexagonal honeycomb lattice structure, the interest in this material has exploded exponentially since 2004 when it was first isolated...
Recent Advances in Scalable Synthesis and Processing of Two-Dimensional Materials
Advances in scalable synthesis and processing of two-dimensional materials
Graphene Nanoribbons: Production and Applications
Graphene is a one-atomic-layer thick two-dimensional material made of carbon atoms arranged in a honeycomb structure. Its fascinating electrical, optical, and mechanical properties ignited enormous interdisciplinary interest from the physics, chemistry, and materials science fields.
Applications of Graphene Oxide and Reduced Graphene Oxide
Graphene oxide is a unique material that can be viewed as a single monomolecular layer of graphite with various oxygen containing functionalities such as epoxide, carbonyl, carboxyl and hydroxyl groups.
CoMoCAT Single-wall Carbon Nanotubes
The CoMoCAT® method of single-walled carbon nanotube (SWNT) synthesis yields high purity SWNTs with specific chiralities and narrow distributions of tube diameters.
Single-Double Multi-walled Carbon Nanotubes
Find unique properties & applications of single (SWNTs) , double (DWNTs) & multi walled carbon nanotubes (MWCNTs).
Lithography Nanopatterning Tutorial
Tutorial Lithography Nanopatterning at Sigma-Aldrich. Lithography, based on traditional ink-printing techniques, is a process for patterning various layers, such as conductors, semiconductors, or dielectrics, on a surface.
Kinetic Energy Harvesting by Magnetostrictive Materials
A significant limiting factor for wearable electronics and wireless sensors is the finite amount of energy that can be stored in on-board batteries.
Electronic and Biomedical Applications of High-Purity Single-Walled Nanotubes (SWNTs)
We presents an article concerning the applications of high-purity single-walled nanotubes in electronic and biomedical fields.
Carbon Nanofiber Applications & Properties
Pyrograf®-III vapor-grown carbon nanofibers are within the class of materials termed multi-walled carbon nanotubes (MWCNTs), and are produced by the floating catalyst method.
Synthesis of Melting Gels Using Mono-Substituted and Di-Substituted Alkoxysiloxanes
Hybrid organic-inorganic sol-gel materials containing silica were first called “ORMOSILs” in 1984.
Low Resistivity Nanoscale Devices by Templated Electrochemistry
In many technologies, performance requirements drive device dimensions below the scale of electron mean free paths (λe). This trend has increased scientific interest and technological importance of electrical resistivities at the nanoscale.
The Savannah ALD System - An Excellent Tool for Atomic Layer Deposition
Atomic Layer Deposition (ALD) is a coating technology that allows perfectly conformal deposition onto complex 3D surfaces. The reason for this uniform coating lies in the saturative chemisorption of sequential cycles of precursor vapors.
Nanocomposite Coatings with Tunable Properties Prepared by Atomic Layer Deposition
Nanocomposite Coatings with Tunable Properties Prepared by Atomic Layer Deposition
ALD — A Versatile Tool for Nanostructuring
In recent years considerable interest in ALD has emerged, mainly due to its ability to controllably coat even very small structures, e.g. nanoor microstructures.
AISF: A Stable, Solid Alternative to Sulfuryl Fluoride Gas
A solid and bench-stable alternative to sulfuryl fluoride gas has been developed, 4-(Acetylamino)phenyl]imidodisulfuryl difluoride (ASIF). ASIF is a shelf-stable, crystallilne reagent for the installation of the valuable SO2F functional group.
Self-Assembled Nanodielectrics (SANDs) for Unconventional Electronics
Self-Assembled Nanodielectrics (SANDs) for Unconventional Electronics
PCBM-Based n-Type Semiconductors
PCBM-based n-type semiconductors - Find p- and n-type organic semiconductors available from Sigma-Aldrich with PCBM library & properties.
Self-Assembled Monolayers: Advantages of Pure Alkanethiols
We presents an article regarding Self-Assembled Monolayers: Advantages of Pure Alkanethiols.
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