News tagged with spectroscopy methods

Test finds E. coli in beef faster, could better trace outbreaks

Infrared spectroscopy can detect E. coli faster than current testing methods and can cut days off investigations of outbreaks, according to a study at Purdue University.

Chemistry / Analytical Chemistry

created Aug 31, 2010 | popularity not rated yet | comments 0

A challenge to improve Nuclear Magnetic Resonance for structural biology

(PhysOrg.com) -- In structural biology, the only technique available to predict the three dimensional structure of large complex molecules in solution, such as proteins and DNA, is NMR spectroscopy. To catalyze improvements ...

Chemistry / Biochemistry

created Nov 30, 2009 | popularity 4 / 5 (1) | comments 0

Researcher: Lasers used to detect melamine in baby formula

With equipment readily available to health officials and businesses, a Purdue University researcher has found a way to detect trace amounts of melamine in infant formula.

Chemistry / Other

created Apr 30, 2009 | popularity not rated yet | comments 0




Search results for spectroscopy methods


Speeding up drug discovery with rapid 3-D mapping of proteins

A new method for rapidly solving the three-dimensional structures of a special group of proteins, known as integral membrane proteins, may speed drug discovery by providing scientists with precise targets ...

Chemistry / Biochemistry

created May 30, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

A new generation of acoustic measurements

NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.

Physics / General Physics

created May 29, 2012 | popularity not rated yet | comments 0

The need for speed

Coherent Raman scattering methods have one key advantage over spontaneous Raman microscopy: speed. The (sub-)microsecond pixel dwell times offered by narrowband CRS imaging methods have initiated a new era ...

Chemistry / Biochemistry

created May 29, 2012 | popularity not rated yet | comments 0

Calling familiar assumptions into question results in better materials design

(Phys.org) -- Carbon and fluorine are at the heart of a family of chemical compounds that can be used for nonstick coatings, blood substitutes, and seemingly everything in between.

Chemistry / Materials Science

created May 23, 2012 | popularity not rated yet | comments 0

Scientists take a giant step forward in understanding plutonium

Plutonium is the most complex element in the periodic table, yet it is also one of the most poorly understood ones. But now a well-known scientific technique, nuclear magnetic resonance (NMR) spectroscopy, ...

Physics / General Physics

created May 23, 2012 | popularity 4.8 / 5 (5) | comments 0

Availability of hydrogen controls chemical structure of graphene oxide

A new study shows that the availability of hydrogen plays a significant role in determining the chemical and structural makeup of graphene oxide, a material that has potential uses in nano-electronics, nano-electromechanical ...

Nanotechnology / Nanomaterials

created May 22, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Zooming in on bacterial weapons in 3-D

The plague, bacterial dysentery, and cholera have one thing in common: These dangerous diseases are caused by bacteria which infect their host using a sophisticated injection apparatus. Through needle-like ...

Biology / Cell & Microbiology

created May 21, 2012 | popularity 3 / 5 (1) | comments 0 | with audio podcast

Electron hopping in graphene oxide leads to highly sensitive sensing

(Phys.org) -- Graphene has many promising applications on its own, but pairing the two-dimensional material with the semiconductor titanium dioxide (TiO2) extends its capabilities even further. A team of ...

Nanotechnology / Nanomaterials

created May 17, 2012 | popularity 5 / 5 (4) | comments 6 | with audio podcast report

Photonics: strong vibrations

A new approach to generating terahertz radiation will lead to new imaging and sensing applications. The low energy of the radiation means that it can pass through materials that are otherwise opaque, opening ...

Physics / Optics & Photonics

created May 10, 2012 | popularity 5 / 5 (3) | comments 0

'Iceman Oetzi' lived for a while after arrow wound

Oetzi, the 5,300-year-old "Iceman" mummy of the Alps, lived for some time after being shot in the back by an arrow, scientists said on Tuesday after using forensic technology to analyse his preserved blood.

Other Sciences / Archaeology & Fossils

created May 02, 2012 | popularity 4.6 / 5 (5) | comments 2


List of search results for spectroscopy methods