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Articles related to "Spectroscopy"
Ahmed Zewail - Femtochemistry and Laser Spectroscopy Ahmed Zewail won the Nobel Prize in Chemistry in 1999 for his groundbreaking work in femtochemistry. Using his technology, scientists are able to see "pictures" of chemical reactions as they happen. ahmed zewail • nobel prize in chemistry • femtochemistry • femtosecond • california institute of technology
Far-Out Chemistry! Detecting an Extrasolar Planet's Atmosphere The atmosphere of a planet orbiting a star outside our solar system has been detected for the first time by the Hubble Space Telescope. And, in another first, information about its chemical composition has been gathered. chemistry • exochemistry • astrochemistry • spectroscopy • hubble space telescope
Spectroscopy and Atomic Structure Bohr's atomic model explains how electrons jumping between orbits in atoms cause emission and absorption line spectra and why each element has its own spectral signature. spectroscopy • atomic structure • absorption lines • spectral lines • emission lines
Spectroscopy and Types of Spectra Spectroscopy allows astronomers to deduce the chemical compositions of distant astronomical objects. What is astronomical spectroscopy and how does it work? spectroscopy • astronomical • spectroscope • emission • absorption
Detecting Planets Orbiting Stars Astronomers use high resolution spectroscopy and the Doppler effect to discover extrasolar planets, which are planets outside our solar system. extrasolar planets • discovering • high resolution • spectroscopy • doppler effect
Doppler Effect for Moving Objects The Doppler effect works for both light and sound. In light the wavelength of a spectral line changes. For sound the pitch changes. doppler effect • blue shift • red shift • light • sound
Water on Extrasolar Planets In early April 2007 astronomers announced the discovery of water on a planet orbiting the star, HD 209458. How is it possible to detect water on an extrasolar planet? spectroscopy • extrasolar planet • astronomical • infrared • hd 209458b
Richard E. Smalley - Fullerenes and Nanotubes Richard E. Smalley is a Nobel Prize winning chemist at Rice University. He was part of the team that developed supersonic beam laser spectroscopy, as well as the team that discovered fullerenes. nobel prize in chemistry • buckminsterfullerene • buckeyball • buckeytube • nanotube
Discovery of Helium in the Sun Using spectroscopy, helium was first discovered in the Sun. Spectral lines labeled coronium and nebulium did not fit into the periodic table of the elements. helium • periodic table • chromosphere • spectroscopy • solar corona
Canadian Nobel Winners Canada has contributed enough to get some nobels prizes. Here is a little view at these either Canadian Born or Canadian Citizens who have won the Nobel Prizes. pearson • polanyi • physics • chemistry • peace
Greek Art Special Exhibitions Four museum special exhibitions describe the development of Greek art from the Neolithic Cycladic Islands through the origins of the modern Hellenic state in 1830 A.D. greek art museum exhibitions • cycladic minoan classical byzantine art • greek painting sculpture decorative arts • macedonian royal coins currency numismatics • type role portrait
NGA Publishes Renaissance Medals "Renaissance Medals" is a two-volume study of more than 957 rare medallions recently published by the National Gallery of Art in Washington, D.C. italian renaissance art • renaissance sculpture portrait medals • pisanello • leonello d'este • national gallery of art
Robert F. Curl Jr. - Fullerenes, C60 Carbon Molecules Robert F. Curl Jr. shared the Nobel Prize in Chemistry in 1996 for his discovery of buckeyballs, C60 carbon clusters that promise advances in medicine, industry, and computer technology. robert f curl jr • buckminsterfullerenes • fullerenes • buckeyballs • rice university
Networking with Starlink This article discusses Starlink, a community of astronomers in the UK working to make standardized analysis software available to others. astronomy • simulation • analysis • data • research
The Subject is Physics Explore the dynamics of nature from the microscopic to the macroscopic on the Internet. physics • physical science • cat scans • mri • laser
Did Ludvig Van Beethoven Die of Lead Poisoning? Ludwig van Beethoven played a pivotal role in the evolution of classical music. He suffered a lifetime of ailments was it possible they were caused by lead poisoning? ludvig • van beethoven • lead • posioning • hair testing
Myth and Folklore: Mint Let's face it, mint has a lot going for it, what with those essential oils that are pure, liquid fragrance, and such a fragrance at that. Surely mint must be obese with myth and folklore. myth and folklore: mint • gregg m. pasterick • pluto • mintha • greeks
Biological Warfare Depression may well be the most complex illness in the universe, as well as one of the most deadly. depression • biology • jerrold rosenbaum • biological basis of depression • serotonin
FIBERS - PART ONE: THE NATURAL LOOK We are surrounded by fabrics and upholstery--and these tiny fibers can provide a link between the killer and the victim. fibers • forensic • mystery • writers • csi
Research Touts Biodiversity to Fight Lyme Disease New disease sheds light on the mechanics of Lyme Disease.
Stroke Rehabilitation Choices Once a stroke has happened there are dietary factors, exercises, acupuncture, Qigong, Integrative Manual Therapy, Reiki, Yoga and more CAM options to consider. stroke • heart attack • integrative manual therapy • reiki • yoga
Supernova Destroys Star Rho Cas 10,000 light years away, the yellow hypergiant star, Rho Cassiopeiae ("Rho Cas" a type F8-G2 Ia0 star,) has a fantastic chance of already having blown itself apart. rho cassiopeiae • supernova • hypergiant • constalation • milky way
The Discovery of the Neutron In 1932, James Chadwick proved that the atomic nucleus contained a neutral particle which had been proposed more than a decade earlier by Ernest Rutherford. james chadwick • discovery of the neutron • atomic structure • parts of an atom • how does an atom work |
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