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Chemistry World
February 15, 2014
Emma Stoye |
Raman reveals Renoir's true colours Scientists have used Raman spectroscopy to show the original colors of a Renoir painting. By identifying a red dye that had been degraded by light they were able to digitally restore a faded background to its former glory.   |
Chemistry World
October 29, 2007
Simon Hadlington |
Forging Ahead of the Counterfeiters Scientists have demonstrated a suite of analytical techniques that can be used to distinguish genuine from fake antimalaria tablets. The problem of counterfeit drugs is growing in many parts of the world, posing a serious health risk. |
Chemistry World
July 11, 2012
Rebecca Brodie |
Better Security with Through-Barrier Detection Using SORS A team working in the UK have demonstrated that spatially offset Raman spectroscopy using short wave infrared can detect chemicals through physical barriers such as containers, which is a step forward in detection and security. |
Chemistry World
October 24, 2012 |
Delving deeper in the Hall of the Kings A portable and non-invasive technique to study and characterize pigments in ancient architecture has been developed by scientists in Spain. |
Chemistry World
October 8, 2013
Lorna Anguilano |
Analytical archaeometry This book is a very good compendium of analytical techniques, mainly non-destructive, including highly detailed description of tools and principles, maybe with a slight overemphasis on Raman spectroscopy. |
Chemistry World
April 3, 2007
Richard Van Noorden |
Historic Sunset Regained US chemists are racing against time to recreate sunsets which have disappeared from the watercolors of American painter Winslow Homer. |
Chemistry World
April 14, 2014
Mary Macleod |
Raman bites into tooth decay Researchers in the US have adapted Raman imaging systems to demonstrate the technique's potential for spotting warning signs of dental cavities. |
Chemistry World
August 13, 2014
Andy Extance |
Photon pinball identifies chemicals from afar US scientists have pushed the range at which chemicals can be remotely identified beyond a kilometer by turning the samples themselves into lasers. |
Chemistry World
August 4, 2014
Andy Extance |
Next Mars rover will make oxygen from CO 2 Nasa's Mars 2020 rover will take a small step towards helping us directly explore the red planet, by studying how to convert its carbon dioxide atmosphere to oxygen. |
Chemistry World
February 10, 2011
Erica Wise |
Raman imaging gives new hope for cancer diagnosis Surface enhanced Raman scattering works by detecting spectroscopic signals of molecules such as cancer antibodies that are in close proximity to metals injected into tissue such as gold or silver nanoparticles. |
Chemistry World
June 5, 2013
Simon Hadlington |
Raman scattering reaches sub-nm resolution Researchers have achieved the highest resolution yet with Raman spectroscopy, allowing the chemical mapping of molecules to a resolution of less than 1nm. The technique could allow unprecedented chemical identification of single molecules. |
