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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.
Spintronics
Tutorial on Magnetic Materials - Spintronics. Spintronics (short for spin-based electronics), sometimes called magnetoelectronics, is the term given to microelectronic devices that function by exploiting the spin of electrons.
Polymer-Sorted Semiconducting Carbon Nanotubes for Transistors and Solar Cells
Single-walled carbon nanotubes (SWCNTs) are promising materials for use in the active channel of field-effect transistors (FETs), photoabsorbing layers of solar cells and photodetectors because of their ultrafast charge transport mobility.
Chemistry at Surfaces with Self-Assembled Monolayers and SAMDI-ToF Mass Spectrometry
Chemistry at Surfaces with Self-Assembled Monolayers and SAMDI-ToF Mass Spectrometry
The Use of Block Copolymers in Nanoscale Patterning
This article reviews the use of block copolymers to coat a surface to make unique nanoscale patterns on a substrate (shown below). Using this method, as opposed to etching with a laser, can improve resolution from the current limit of...
Self-Assembled Nanodielectrics (SANDs) for Unconventional Electronics
Self-Assembled Nanodielectrics (SANDs) for Unconventional Electronics
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.
FePt Nanogranular Films for High Density Heat-assisted Magnetic Recording
A hard disk drive (HDD) is a data storage device that stores digital information by magnetizing nanosized magnets on flat disks and retrieves data by sensing the resulting magnetic field.
Advanced Inorganic Materials for Solid State Lighting
Advanced Inorganic Materials for Solid State Lighting
Molecular Self-Assembly on Gold Using Thioacetates
High-purity thioacetates are stable molecules that can be deprotected to generate complex thiols which can then be self-assembled on gold.
Graphene Quantum Dots: Properties, Synthesis & Applications
Properties, synthesis & applications of Graphene Quantum Dots explained. GQDs have advantages of nontoxicity, good solubility, stable photoluminescence & better surface grafting.
Single-Walled Carbon Nanotubes synthesized by the Super-Growth Method: Properties & Applications
Single-Walled Carbon Nanotubes synthesized by the Super-Growth Method & their properties & applications, including dispersing SGCNTs, SGCNT-polymer composites & SGCNT-metal composites are discussed.
Nanostructured Materials Through Ultrasonic Spray Pyrolysis
Nanostructured Materials Through Ultrasonic Spray Pyrolysis
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.
Quantum Dots: An Emerging Class of Soluble Optical Nanomaterials
We presents an article concering Quantum Dots: An Emerging Class of Soluble Optical Nanomaterials.
Nanomaterials for Advanced Applications
The union of distinct scientific disciplines is revealing the leading edge of Nanotechnology.
Graphene and Other 2D Crystals for Rechargeable Batteries
Advanced technologies for energy conversion and storage are widely sought after for their potential to improve consumer and electronic device performance as well as for the prospect of reducing the societal and environmental impact of energy generation.
Molecule Based Magnets
Tutorial in Magnetic Materials - Molecule-Based Magnets.
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.
The Savannah ALD System - An Excellent Tool for Atomic Layer Deposition
igma-Aldrich.com presents an article regarding the savannah ALD system - an excellent tool for atomic layer deposition.
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 Application of Quantum Dots in Display Technology
Quantum Dots (QDs), a nanoscale material with unique optical properties governed by quantum mechanics, have been incorporated into a new display technology under development at QD Vision, Inc.
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.
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.
Silicon Nitride Atomic Layer Deposition: A Brief Review of Precursor Chemistry
atomic layer deposition (ALD), microelectronics, Mo:Al2O3 films, nanocomposite coating, photovoltaics, semiconductor devices, W:Al2O3 films, composite films, layer-by-layer
Recent Advances in Scalable Synthesis and Processing of Two-Dimensional Materials
Advances in scalable synthesis and processing of two-dimensional materials
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.
Multi-walled Carbon Nanotubes: Manufacturing, Characterization and Applications
Improved multi-walled carbon nanotubes (MWNTs) have been recently developed by CoMoCAT® technique and adopted in a significant number of applications, including batteries, water filter membranes, and electric or thermal conducting polymer composites.
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.
PCBM-Based n-Type Semiconductors
PCBM-based n-type semiconductors - Find p- and n-type organic semiconductors available with PCBM library & properties.
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