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Home / News / Tags / nanostructures
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Stories about: nanostructures |
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Scientists at the University of California in Los Angeles (UCLA) have recently developed a new type of nanostructures, which act in very much the same way fly paper does when it comes to catching, well, flies. The small structures are injected into the bloodstream, where they attract free-moving cancer cells, also kn... |
19 November 2009
06:44 GMT |
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Scientists at the Cornell University, in the United States, have recently announced the development of a new optical technology, which allows them to use a tiny beam of light in order to move nanostructures. The beam employs as little as one milliwatt of power in order to do this, but it can move structures that are ... |
18 November 2009
06:57 GMT |
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Solar power is the most abundant source of renewable energy in the world today, rivaled only by wind power and geothermal energy. The Sun will indeed rise every day when expected, at least for the next four to five billion years, so harvesting its energy is a long-term objective. Existing solar cells can easily trap ... |
15 November 2009
04:58 GMT |
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Carbon nanotubes are among the most promising materials under investigation today, having the ability to set the foundation for a large number of innovations, ranging from new medicines to communication grids and space elevators. Only one problem plagued this field of research, and that was the maximum attainable len... |
10 November 2009
10:45 GMT |
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Scientists at the Georgia Institute of Technology (Georgia Tech) announce the completion of a new type of solar cells, one that may not need to be located on traditional surfaces, such as rooftops. The innovation makes use of nanostructures grown directly on optical fibers, and coated with light-sensitive dyes. This ... |
3 November 2009
06:10 GMT |
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Scientists at the Washington University in St Louis have recently developed a new type of delivery vehicle for very small molecules, in the form of an amazingly small, smart polymer nanobox. The structure, a few nanometers in size, is able to open up and release its contents when exposed to light, and also to reseal ... |
2 November 2009
08:29 GMT |
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Nanopillars are extremely small filaments of material, with sizes of just a few billionths of a millimeter. Growing them on polymer substrates has proven to be a very daunting task over the past decade, because science teams couldn't figure out how to individually separate them, and make them “grow” ... |
23 October 2009
04:56 GMT |
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Experts at the University of Texas in Austin (UAT) have recently conducted a scientific experiment in what may very well be the world's smallest test tube, measuring less than one thousandth the width of a human hair, the scientists report. Because of the small size of the tube, the team could only observe what ... |
17 October 2009
04:47 GMT |
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Scientists at the Oregon State University (OSU) have recently announced the creation of a new type of “plasmonic nanorod metamaterial,” which relies on the power of small, gold nanorods to create advanced nanosensors. The new devices could have a wide array of applications in fields ranging from medicine ... |
14 October 2009
03:30 GMT |
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Scientists working with nanoparticles tout them as the way of the future in a large number of research fields, ranging from computing and chemistry to electronics and medicine. However, in order for the tiny structures to be of any good, they need to fulfill certain demands. Creating them after strict specifications ... |
25 September 2009
02:55 GMT |
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Applying nanostructure films to various surfaces is an achievement that would considerably advance the field of electronics production, and would also lead to more advanced equipments. But this is notoriously hard to do, as experts working on making this a reality know. Chemical engineers at the Oregon State Universi... |
17 September 2009
03:45 GMT |
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According to experts at the Georgia Institute of Technology (Georgia Tech), positioning and manipulating tiny carbon nanotubes is one of the last standing major issues that need tackling in the field of nanotechnology. Integrated nanoelectronic and photonic circuits, nanosensors, interconnects and electro-mechanical ... |
16 September 2009
06:01 GMT |
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Scientists from the US Department of Energy's (DOE) Lawrence Berkeley National Laboratory (Berkeley Lab) have recently developed a new method of increasing the electrical conductance of cadmium-selenide nanorod crystals by about 100,000 times. The advancement could have significant implications for future genera... |
11 September 2009
02:57 GMT |
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Installing components just tens of nanometers thick onto their respective substrates in industrial quantities would clearly advance electronics production methods considerably. However, until now, this goal has remained elusive, in part because the necessary technology had not yet been developed. Now, scientists have... |
2 September 2009
02:27 GMT |
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Ever since lasers first appeared, efforts have been oriented towards making them more efficient, smaller, larger, or more powerful. While some laser facilities boast instruments spanning hundreds of feet in size, some scientists are working on the micro- and nanoscale, to create devices with applications in handling ... |
31 August 2009
14:01 GMT |
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Creating paper cubes out of cross-shaped pieces of paper is something that children learn to do ever since kindergarten. They use the cubes simply to play around, or to store various toys inside. In a similar line of reasoning, a group of researchers from the Johns Hopkins University (JHU), in Baltimore, Maryland, de... |
31 August 2009
06:58 GMT |
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Experts from the Institute of Bioengineering and Nanotechnology (IBN) in Singapore have recently developed an ultra-sensitive array of electronic sensors, which are efficient enough to identify strands of DNA with relative ease, and over shorter periods of time than existing technologies. The new, cost-effective meth... |
27 August 2009
22:01 GMT |
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Though nanotube technology has been around for a while and it has been touted as one of the paths to significant future development in many fields, the question has always persisted of how the tiny components required to construct nanoscale devices would be handled. When dealing with nanotubes several thousands of ... |
24 August 2009
03:38 GMT |
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Bacteria are known around the world for their amazing abilities to withstand even the harshest conditions our planet has to offer. They have been found living under miles of ice, near hydrothermal vents, and in volcano craters, and some species have evolved to have such an effect on our bodies, that we cannot live wi... |
18 August 2009
15:41 GMT |
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In an international collaborative effort by scientists at the Harvard University in the United States and the Technical University of Munich, in Germany, a new method of producing DNA nanostructures has been created. The field of DNA nanotechnology is very promising, and could in the future be used to create structur... |
11 August 2009
04:43 GMT |
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Doctors and health experts have been amazed by how fast and efficient the skin repairs itself since the dawn of time. Within just a few days, superficial scratches to the skin are healed without any trace, and with no scars. Special mechanisms inside the skin contribute to this effect, and experts have been looking f... |
3 August 2009
08:35 GMT |
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As an essential part of the United States' future energy security strategy, solar cells are now the object of a large-scale investigation, conducted by experts at the US Department of Energy's (DOE) Savannah River National Laboratory (SRNL) facility. The goal of the new study is to discover special coatings... |
26 June 2009
16:01 GMT |
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According to experts at the US Sandia National Laboratories (SNL), working together with colleagues from the University of Pennsylvania in Philadelphia, the Rice University and the Hong Kong Polytechnic University, graphene exhibits some pretty interesting properties when subjected to in situ Joule-heating inside a t... |
24 June 2009
02:33 GMT |
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Since it was first discovered in 2004, graphene has proven to be one of the most promising new materials in the world, having the potential to be used for new generations of semiconductors and other components of innovative electronic equipment. Now, a group of research institutions has managed to create interconnect... |
11 June 2009
14:01 GMT |
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Almost all things that are colored in nature, from ourselves to the beautiful feathers of some birds, get their hues from pigments, which are produced by the skin, scales, hair, or whatever is covering the respective creature. However, some birds get their coloring from tiny, nano-scale structures that resemble beer ... |
6 April 2009
09:02 GMT |
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You silly... you were thinking about sex again, weren't you? However, we're talking about nanostructures, so let's get to it! You would usually think that metal structures, especially on the nanoscale, would be rather fragile and could easily be destroyed; however, this is not entirely true. As metal s... |
3 January 2008
08:23 GMT |
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So, the nanotechnology managed to develop nanomaterials of nanoflakes, nanowires, nanorods... but what about the nanodisks? They must be useful at something! Researchers from Northeastern University agreed and, in order to demonstrate their use, they developed a method that uses nanodiks carved out of nanorods to en... |
28 December 2007
04:38 GMT |
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The optomechanical phenomenon was discovered during a research conducted by Ahmes H. Zewail, form the California Institute of Technology, while studying needle-shaped nanocrystals, made of a organic compound named TCNQ, with an insertion of copper, that creates a quasi-one-dimensional semiconductor.The crystal presen... |
26 November 2007
08:29 GMT |
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The purpose of such a research was that of examining the dielectric susceptibilities of nanostructures. The dielectric susceptibility represents a response to the polarization of a given material, when an electric field is applied. Nanostructures seem to possess properties that are contradictory to those of normal ma... |
14 November 2007
07:21 GMT |
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The University of Berlin in partnership with several other universities managed to store 500GB of data on a regular HD DVD, also known as Blu-ray disc. The project, named Microholas, started as an experiment searching for new recording techniques, using nanostructures inside the disk rather than on the surface, as co... |
11 July 2007
02:36 GMT |
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