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Titanium Dioxide Nanoparticles Make Better Sunscreen and More

Nanotechnology researchers have already made a clear sunscreen using titanium dioxide nanoparticles. They are also researching ways to use this nanotech material to kill bacteria and destroy cancer tumors [more…]

Silicon Nanoparticles Make Ever Smaller Electronics Possible

Silicon has been used in the manufacture of electronics for years. Just as it seemed that electronics couldn’t get any smaller, nanotechnology scientists have discovered ways to use silicon nanoparticles [more…]

Palladium Nanoparticles May Reduce Cost of Fuel Cells

Laboratories devoted to nanotechnology research are exploring the possibilities of using palladium nanoparticles to reduce the cost of fuel cells and catalytic converters. They have even found that palladium [more…]

Magnets and Nanotechnology

Nanotechnology scientists are conducting research to determine whether magnetic nanoparticles can be used to make magnets stronger using less material. This research is being done with neodymium, iron, [more…]

Absorb Neutrons with Boron Nanoparticles

Scientists studying the applications of nanotechnology in medical care have found that boron nanoparticles show promise in the fight against cancer.

Boron, in its bulk form, is an element that is used to [more…]

Electrical Properties of Boron-Nitride Nanotubes

Nanotechnology research scientists have discovered that all boron-nitride nanotubes have semiconductor properties, making this nano-material very useful in electronics. Additionally, nanotechnologists [more…]

How Materials Change in Nanoscale

Nanoparticles are so small they contain just a few atoms to a few thousand atoms, as opposed to bulk materials that might contain many billions of atoms. This difference is what causes nano materials to [more…]

History of Nanotechnology: 1981-1999

To really understand the big picture of nanotechnology, it is helpful to review the timeline of discoveries that brought us to the current understanding of the science. The history forms the foundation [more…]

National Nanotechnology Initiative Spurs Growth in the Field

An important step in the development of nanotechnology came in 2000 when President William Clinton introduced the National Nanotechnology Initiative, or NNI. This initiative was in part a result of the [more…]

Nanotechnology Research Efforts Focused on Fighting Disease

An area of focus of the National Nanotechnology Initiative (NNI) and its associated agencies is the establishment of nanotechnology research and education centers. Several of these centers are focused [more…]

International Developments in Nanotechnology

Although the United States was the first country to develop cooperative nano-focused efforts, nanotechnology research programs are by no means limited to the United States. More than 60 countries have [more…]

Buckyballs: One of the Carbon-based Nanoparticles

Any material at the nanoscale is a nanoparticle. Buckyballs, also called fullerenes, were one of the first nanoparticles discovered. This discovery happened in 1985 by a trio of researchers working out [more…]

Nanotubes: A Carbon-based Nanoparticle

A significant nanotechnology discovery that came to light in 1991 was carbon nanotubes. Carbon nanotubes are cylindrical structures that have diameters as small as 1 nm and lengths up to several centimeters [more…]

Graphene: Sheets of Carbon-based Nanoparticles

When carbon forms sheets when it bonds to three other carbon atoms they are called graphene. Nanotechnology researchers have only recently (2004) been successful in producing sheets of graphene for research [more…]

The Insulating Properties of Silica Nanoparticles

Researchers in nanotechnology labs are exploring use of silica nanoparticles to make lighter weight, more effective insulators for your home, electronic components, clothing, and even spacecraft. Nanotech [more…]

What is a Quantum Dot?

Any material at the nanoscale is a nanoparticle, the material used by nanotechnology researchers to explore new uses for elements in this tiny form. A quantum dot is a nanoparticle made of any semiconductor [more…]

Nanolithography for the Nanotech Lab Budget

The semiconductor industry uses nanolithography to etch nano-sized patterns on silicon wafers coated with a material called photoresist. Those patterns make up the circuits on the chip and include nano-sized [more…]

Nanotech Prototypes with E-beam Nanolithography

E-beam nanolithography is used in nanotechnology laboratories to create prototypes of integrated circuits and other semiconductors. It is like ultraviolet-based lithography in that a beam of electrons [more…]

How Nanotechnology Scientists Grow Nanoparticles

Producing nanoparticles involves breaking up a bulk material into atoms or ions and then allowing them to condense into nanoparticles. In nature, a campfire produces a small quantity of carbon nanotubes [more…]

How Nanotechnology Maximizes Surface Area

The tiny nature of nanoparticles results in some useful characteristics, such as an increased surface area to which other materials can bond in ways that make for stronger or more lightweight materials [more…]

Nanotechnology Reduces Pore Size in Materials

Porous materials have holes that water or other liquids can seep through. Materials containing nano-sized holes — called nanopores — offer some intriguing possibilities for the way in which pores can be [more…]

Modify Material Properties with Nanotechnology

The properties of nanoparticles can be customized for use in a particular nanotechnology application by bonding molecules to the nanoparticles in a process called [more…]

Customize Structure of Coatings and Films with Nanotechnology

Using nanotechnology techniques and processes, nanoparticles can be created and incorporated into coatings and films to come up with new or improved products. [more…]

Self-Assembly: How Nanoparticles Make Their Own Arrangements

Nanotechnology scientists recognized that some properties of atoms and molecules enable them to arrange themselves into patterns. For example, if you pour a solution containing organic molecules that have [more…]

Mechanosynthesis: Building New Materials with Nanotechnology

Nanotech researchers are working on building molecular assemblers that use tiny manipulators to precisely position atoms and molecules to build an object from the atoms up. [more…]

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