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New system could predict solar flares, give advance warning

March 20, 2012 8:01 am | News | Comments

Researchers may have discovered a new method to predict solar flares more than a day before they occur, providing advance warning to help protect satellites, power grids, and astronauts from potentially dangerous radiation. The system works by measuring difference in gamma radiation emitted when atoms in radioactive elements "decay," or lose energy.

Spectroscopic imaging reveals early changes leading to breast tumors

March 7, 2012 4:15 am | News | Comments

Purdue University researchers have created a new imaging technology that reveals subtle changes in breast tissue, representing a potential tool to determine a woman's risk of developing breast cancer and to study ways of preventing the disease. The researchers, using a 3D culture that mimics living mammary glad tissue, also showed that a fatty acid found in some food influences this early precancerous stage.

Innovation promises expanded roles for microsensors

February 7, 2012 6:32 am | News | Comments

Researchers have learned how to improve the performance of sensors that use tiny vibrating microcantilevers to detect chemical and biological agents for applications from national security to food processing. This improvement can be seen by measuring amplitude instead of frequency.

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Rap music powers rhythmic action of medical sensor

January 26, 2012 7:16 am | News | Comments

The driving bass rhythm of rap music can be harnessed to power a new type of miniature medical sensor designed to be implanted in the body. Acoustic waves from music, particularly rap, were found to effectively recharge the pressure sensor. Such a device might ultimately help to treat people stricken with aneurisms or incontinence due to paralysis.

Purdue launches commercialization center to accelerate discovery

January 24, 2012 9:22 am | News | Comments

Purdue University President France A Córdova announced the launch of a new research commercialization center that will move Purdue discoveries to the marketplace more quickly, increase revenue for the university, and spur economic development in Indiana and the nation.

Researchers produce ultra-short light pulses using on-chip microresonator

January 19, 2012 3:26 am | News | Comments

Researchers from the NIST Center for Nanoscale Science and Technology and Purdue University have designed and fabricated an on-chip microresonator that converts continuous laser light into ultra-short pulses consisting of a mix of well-defined frequencies, a technology with applications in advanced sensors, communications systems, and metrology.

New microtweezers may build tiny MEMS structures

January 17, 2012 7:24 am | News | Comments

Researchers have created new microtweezers capable of manipulating objects to build tiny structures, print coatings to make advanced sensors, and grab and position live stem cell spheres for research.

Physicists put new perspective on biochemical problem

January 13, 2012 3:31 am | News | Comments

Purdue University physicists created computational tools that can predict the fleeting structures of iron-containing enzymes as they transform during chemical reactions. Many of these temporary but critical structures have eluded capture through traditional experimental methods such as X-ray crystallography.

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Pill may prevent Listeria infection

January 12, 2012 8:42 am | News | Comments

Modified probiotics, the beneficial bacteria touted for their role in digestive health, could one day decrease the risk of Listeria infection in people with susceptible immune systems, according to Purdue University research.

'Nanoantennas' show promise in optical innovations

January 3, 2012 4:53 am | News | Comments

Researchers have shown how arrays of tiny "plasmonic nanoantennas" are able to precisely manipulate light in new ways that could make possible a range of optical innovations such as more powerful microscopes, telecommunications, and computers.

New device could bring optical information processing

January 3, 2012 3:20 am | News | Comments

Researchers have created a new type of optical device, the passive optical diode, small enough to fit millions on a computer chip that could lead to faster, more powerful information processing and supercomputers.

Research could improve laser-manufacturing technique

December 19, 2011 12:11 pm | News | Comments

Engineers have discovered details about the behavior of ultrafast laser pulses that may lead to new applications in manufacturing, diagnostics, and other research.

Research helps shed light on medicinal benefits of plants

December 15, 2011 10:36 am | News | Comments

Scientists at Purdue University and eight other institutions have developed new resources poised to unlock another door in the hidden garden of medicinally important compounds found in plants.

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New 3D transistors promising future chips, lighter laptops

December 6, 2011 8:32 am | News | Comments

Researchers from Purdue and Harvard universities have created a new type of transistor made from a material that could replace silicon and have a 3D structure instead of conventional flat computer chips.

'Label-free' imaging tool tracks nanotubes in cells

December 6, 2011 3:05 am | News | Comments

Purdue University researchers have demonstrated a new imaging technique for tracking carbon nanotubes in living cells and the bloodstream, which could aid efforts to perfect their use in biomedical research and clinical medicine.

Drop in carbon dioxide levels led to polar ice sheet

December 2, 2011 4:00 am | News | Comments

A drop in carbon dioxide appears to be the driving force that led to the Antarctic ice sheet's formation, according to a recent study led by scientists at Yale and Purdue universities of molecules from ancient algae found in deep-sea core samples.

NIH grant to help MRI scientist seek answers about manganese toxicity

December 1, 2011 8:57 am | News | Comments

People exposed to manganese in occupational settings such as welding may not see signs for years that the element is toxic to their nervous systems, but new medical imaging techniques being developed and tested by a Purdue University professor could help reveal toxicity before symptoms appear that indicate irreversible brain damage.

New medical, research tool possible by probing cell mechanics

November 22, 2011 6:02 am | News | Comments

Researchers are making progress in developing a system that measures the mechanical properties of living cells, a technology that could be used to diagnose human disease and better understand biological processes.

Thanksgiving in space may one day come with all the trimmings

November 22, 2011 3:11 am | News | Comments

Future astronauts spending Thanksgiving in space may not have to forgo one of the most traditional parts of the day's feast: fresh sweet potatoes. A Purdue University team developed methods for growing sweet potatoes that reduce the required growing space while not decreasing the amount of food that each plant produces.

Large asteroid to pass by Earth, but what if it didn't?

November 1, 2011 4:12 am | News | Comments

An asteroid the size of an aircraft carrier will fly near Earth on Nov. 8, 2011. While there is no danger of it hitting the planet, a Purdue University asteroid impact expert says a similar-sized object hitting Earth would result in a 4,000-megaton blast, magnitude 7.0 earthquake and, should it strike in the deep ocean, 70-foot-high tsunami waves 60 miles from the splashdown site.

New hybrid technology could bring quantum information systems

October 28, 2011 5:22 am | News | Comments

The merging of two technologies under development—plasmonics and nanophotonics—is promising the emergence of new quantum information systems far more powerful than today's computers. The technology hinges on using single photons for switching and routing in future computers that might harness the exotic principles of quantum mechanics.

Dividing corn stover makes ethanol conversion more efficient

October 25, 2011 6:50 am | News | Comments

Not all parts of a corn stalk are equal, and they shouldn't be treated that way when creating cellulosic ethanol, say Purdue University researchers. When corn stover is processed to make cellulosic ethanol, everything is ground down and blended together. But a research team found that three distinct parts of the stover—the rind, pith, and leaves—break down in different ways.

Computer modeling helps Coast Guard plan search and rescue on Great Lakes

October 24, 2011 8:23 am | News | Comments

Purdue University has developed a system to analyze the historic response of U.S. Coast Guard search-and-rescue operations in the Great Lakes and assess the potential risks associated with hypothetical changes in the allocation of resources in the region.

Ethanol research centers on poplars

October 20, 2011 6:34 am | News | Comments

Someday trees could provide more than just shade, scenery, and building materials. Purdue University researchers are studying how poplars might be turned into liquid fuel.

'Microring' device could aid in future optical technologies

October 19, 2011 9:20 am | News | Comments

Researchers at Purdue University and NIST have created a device small enough to fit on a computer chip that converts continuous laser light into numerous ultrashort pulses, a technology that might have applications in more advanced sensors, communications systems, and laboratory instruments.

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