Sentences with phrase «on gallium»

The original experiment, based on a chlorine detector, has been joined by two runs of a Russian experiment based on gallium (SAGE I and SAGE II), by another gallium experiment (GALLEX), and by the Japanese Kamiokande experiment, which uses a tank of water to trap neutrinos.

They then grew an oxide called SrTiO3 on the gallium arsenide and, immediately after, another oxide layer of GdTiO3.

Researchers at Yale University have now grown a 2DEG system on gallium arsenide, a semiconductor that's efficient in absorbing and emitting light.

By 1988 he had developed excellent red and infrared LEDs by growing gallium aluminum arsenide on a gallium arsenide substrate.

Meanwhile General Electric, Philips and Siemens are all trying, along with R&D partners, to build solid - state lighting based on gallium nitride LEDs.

He was set to sign with the company, but a professor at one of the universities that was courting him advised that if he took an industrial job, Nichiawhich held the patents on all his gallium nitride breakthroughswould sue him the moment he did anything even remotely related.

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Not exact matches

Minute liquid gallium droplets are deposited on a hot silicon crystal of around 600 °C in temperature.

To fabricate the wires, the scientists employed a procedure known as the self - catalysed Vapour - Liquid - Solid (VLS) method, in which tiny droplets of liquid gallium are first deposited on a silicon crystal at a temperature of around 600 degrees Celsius.

Returning to Nichia in March 1989 to begin work on blue - light devices, he had to choose between the two main semiconductors then being developed: zinc selenide and gallium nitride.

The scientists first grew carpets of microscopic wires of gallium nitride, a light - emitting crystalline material, on an ultrathin mesh of graphene, which is a layer of carbon atoms that is flexible, conductive and tough.

Nanowires for LEDs are made up of an inner core of gallium nitride (GaN) and a layer of indium - gallium - nitride (InGaN) on the outside, both of which are semiconducting materials.

In the new work, they successfully grew oxide 2DEGs on another important semiconductor, gallium arsenide, which proved to be more challenging.

The «teats» are actually receptacles containing aluminium, gallium and arsenic; the «udders» are high - vacuum reaction chambers in which ultrathin layers of crystal are grown on circular wafers of gallium arsenide, 75 or 100 millimetres across.

To do this, they first had to resolve silicon crystal lattice defects to a point where the cavities were essentially equivalent to those grown on lattice - matched gallium arsenide (GaAs) substrates.

At the International Symposium on Low Power Electronics and Design in August, Gao, Peh, and lead author Pilsoon Choi, a postdoc in Peh's group, together with researchers at Nanyang Technological University in Singapore, presented a paper demonstrating that an 802.11 p radio built from gallium nitride and controlled by silicon electronics would consume half the power that existing radios do.

Michael Forbes wonders whether the Queen song that his car's Sync software insists on calling Radio Gallium Gallium should be...

The biggest challenge, Sun says, was finding the right piezomagnetic material — he settled on a combination of iron, gallium, and boron — and then producing it at high quality.

Built into the receiver are low - noise amplifiers on the basis of high - speed transistors using indium - gallium - arsenide - semiconductor layers with very high electron mobility.

Brown and Parker are now working on making the photonic crystal out of silicon, gallium arsenide or indium phosphide, which would allow them to integrate the antenna and electronics on the same chip.

The sample that the researchers use is made on a substrate of gallium arsenide (GaAs) and contains two important parts.

A simple dipole antenna fabricated on semi-insulating gallium arsenide will only radiate 2 per cent of its power into the air.

Some of the waveguides feature an optically active material, such as an indium gallium arsenide semiconductor, that can amplify or absorb signal light depending on whether or not it is optically excited.

The team focused on the silvery metal gallium, whose ions are similar in size and charge to iron but can't perform its vital tasks.

When they added just a little gallium to P. aeruginosa colonies on Petri plates, bacteria numbers dropped 1000-fold.

Conventionally, such LEDs require gallium nitride to be placed on a substrate of sapphire, with a separate reflector to direct the light.

The rapidly expanding field of optoelectronics has until now had to rely on a more complex and much more expensive semiconductor, gallium arsenide.

In the study, the researchers found that the gallium - nitride nanowire growth orientation strongly depended on the relative concentration of nickel and gold within the catalyst.

But it's possible to use indium arsenide, gallium arsenide, gallium nitride or other so - called III - V materials from group III and group V. Being from different groups on the periodic table means transistor materials would have different properties, and the big one here is better electron mobility.

The metamaterial at the basis of this unusual optical response consists of a sequence of thin layers made of indium, gallium and arsenic on the one hand and aluminum, indium and arsenic on the other.

g (acceleration due to gravity) G (gravitational constant) G star G1.9 +0.3 gabbro Gabor, Dennis (1900 — 1979) Gabriel's Horn Gacrux (Gamma Crucis) gadolinium Gagarin, Yuri Alexeyevich (1934 — 1968) Gagarin Cosmonaut Training Center GAIA Gaia Hypothesis galactic anticenter galactic bulge galactic center Galactic Club galactic coordinates galactic disk galactic empire galactic equator galactic habitable zone galactic halo galactic magnetic field galactic noise galactic plane galactic rotation galactose Galatea GALAXIES galaxy galaxy cannibalism galaxy classification galaxy formation galaxy interaction galaxy merger Galaxy, The Galaxy satellite series Gale Crater Galen (c. AD 129 — c. 216) galena GALEX (Galaxy Evolution Explorer) Galilean satellites Galilean telescope Galileo (Galilei, Galileo)(1564 — 1642) Galileo (spacecraft) Galileo Europa Mission (GEM) Galileo satellite navigation system gall gall bladder Galle, Johann Gottfried (1812 — 1910) gallic acid gallium gallon gallstone Galois, Évariste (1811 — 1832) Galois theory Galton, Francis (1822 — 1911) Galvani, Luigi (1737 — 1798) galvanizing galvanometer game game theory GAMES AND PUZZLES gamete gametophyte Gamma (Soviet orbiting telescope) Gamma Cassiopeiae Gamma Cassiopeiae star gamma function gamma globulin gamma rays Gamma Velorum gamma - ray burst gamma - ray satellites Gamow, George (1904 — 1968) ganglion gangrene Ganswindt, Hermann (1856 — 1934) Ganymede «garbage theory», of the origin of life Gardner, Martin (1914 — 2010) Garneau, Marc (1949 ---RRB- garnet Garnet Star (Mu Cephei) Garnet Star Nebula (IC 1396) garnierite Garriott, Owen K. (1930 ---RRB- Garuda gas gas chromatography gas constant gas giant gas laws gas - bounded nebula gaseous nebula gaseous propellant gaseous - propellant rocket engine gasoline Gaspra (minor planet 951) Gassendi, Pierre (1592 — 1655) gastric juice gastrin gastrocnemius gastroenteritis gastrointestinal tract gastropod gastrulation Gatewood, George D. (1940 ---RRB- Gauer - Henry reflex gauge boson gauge theory gauss (unit) Gauss, Carl Friedrich (1777 — 1855) Gaussian distribution Gay - Lussac, Joseph Louis (1778 — 1850) GCOM (Global Change Observing Mission) Geber (c. 720 — 815) gegenschein Geiger, Hans Wilhelm (1882 — 1945) Geiger - Müller counter Giessler tube gel gelatin Gelfond's theorem Gell - Mann, Murray (1929 ---RRB- GEM «gemination,» of martian canals Geminga Gemini (constellation) Gemini Observatory Gemini Project Gemini - Titan II gemstone gene gene expression gene mapping gene pool gene therapy gene transfer General Catalogue of Variable Stars (GCVS) general precession general theory of relativity generation ship generator Genesis (inflatable orbiting module) Genesis (sample return probe) genetic code genetic counseling genetic disorder genetic drift genetic engineering genetic marker genetic material genetic pool genetic recombination genetics GENETICS AND HEREDITY Geneva Extrasolar Planet Search Program genome genome, interstellar transmission of genotype gentian violet genus geoboard geode geodesic geodesy geodesy satellites geodetic precession Geographos (minor planet 1620) geography GEOGRAPHY Geo - IK geologic time geology GEOLOGY AND PLANETARY SCIENCE geomagnetic field geomagnetic storm geometric mean geometric sequence geometry GEOMETRY geometry puzzles geophysics GEOS (Geodetic Earth Orbiting Satellite) Geosat geostationary orbit geosynchronous orbit geosynchronous / geostationary transfer orbit (GTO) geosyncline Geotail (satellite) geotropism germ germ cells Germain, Sophie (1776 — 1831) German Rocket Society germanium germination Gesner, Konrad von (1516 — 1565) gestation Get Off the Earth puzzle Gettier problem geyser g - force GFO (Geosat Follow - On) GFZ - 1 (GeoForschungsZentrum) ghost crater Ghost Head Nebula (NGC 2080) ghost image Ghost of Jupiter (NGC 3242) Giacconi, Riccardo (1931 ---RRB- Giacobini - Zinner, Comet (Comet 21P /) Giaever, Ivar (1929 ---RRB- giant branch Giant Magellan Telescope giant molecular cloud giant planet giant star Giant's Causeway Giauque, William Francis (1895 — 1982) gibberellins Gibbs, Josiah Willard (1839 — 1903) Gibbs free energy Gibson, Edward G. (1936 ---RRB- Gilbert, William (1544 — 1603) gilbert (unit) Gilbreath's conjecture gilding gill gill (unit) Gilruth, Robert R. (1913 — 2000) gilsonite gimbal Ginga ginkgo Giotto (ESA Halley probe) GIRD (Gruppa Isutcheniya Reaktivnovo Dvisheniya) girder glacial drift glacial groove glacier gland Glaser, Donald Arthur (1926 — 2013) Glashow, Sheldon (1932 ---RRB- glass GLAST (Gamma - ray Large Area Space Telescope) Glauber, Johann Rudolf (1607 — 1670) glaucoma glauconite Glenn, John Herschel, Jr. (1921 ---RRB- Glenn Research Center Glennan, T (homas) Keith (1905 — 1995) glenoid cavity glia glial cell glider Gliese 229B Gliese 581 Gliese 67 (HD 10307, HIP 7918) Gliese 710 (HD 168442, HIP 89825) Gliese 86 Gliese 876 Gliese Catalogue glioma glissette glitch Global Astrometric Interferometer for Astrophysics (GAIA) Global Oscillation Network Group (GONG) Globalstar globe Globigerina globular cluster globular proteins globule globulin globus pallidus GLOMR (Global Low Orbiting Message Relay) GLONASS (Global Navigation Satellite System) glossopharyngeal nerve Gloster E. 28/39 glottis glow - worm glucagon glucocorticoid glucose glucoside gluon Glushko, Valentin Petrovitch (1908 — 1989) glutamic acid glutamine gluten gluteus maximus glycerol glycine glycogen glycol glycolysis glycoprotein glycosidic bond glycosuria glyoxysome GMS (Geosynchronous Meteorological Satellite) GMT (Greenwich Mean Time) Gnathostomata gneiss Go Go, No - go goblet cell GOCE (Gravity field and steady - state Ocean Circulation Explorer) God Goddard, Robert Hutchings (1882 — 1945) Goddard Institute for Space Studies Goddard Space Flight Center Gödel, Kurt (1906 — 1978) Gödel universe Godwin, Francis (1562 — 1633) GOES (Geostationary Operational Environmental Satellite) goethite goiter gold Gold, Thomas (1920 — 2004) Goldbach conjecture golden ratio (phi) Goldin, Daniel Saul (1940 ---RRB- gold - leaf electroscope Goldstone Tracking Facility Golgi, Camillo (1844 — 1926) Golgi apparatus Golomb, Solomon W. (1932 — 2016) golygon GOMS (Geostationary Operational Meteorological Satellite) gonad gonadotrophin - releasing hormone gonadotrophins Gondwanaland Gonets goniatite goniometer gonorrhea Goodricke, John (1764 — 1786) googol Gordian Knot Gordon, Richard Francis, Jr. (1929 — 2017) Gore, John Ellard (1845 — 1910) gorge gorilla Gorizont Gott loop Goudsmit, Samuel Abraham (1902 — 1978) Gould, Benjamin Apthorp (1824 — 1896) Gould, Stephen Jay (1941 — 2002) Gould Belt gout governor GPS (Global Positioning System) Graaf, Regnier de (1641 — 1673) Graafian follicle GRAB graben GRACE (Gravity Recovery and Climate Experiment) graceful graph gradient Graham, Ronald (1935 ---RRB- Graham, Thomas (1805 — 1869) Graham's law of diffusion Graham's number GRAIL (Gravity Recovery and Interior Laboratory) grain (cereal) grain (unit) gram gram - atom Gramme, Zénobe Théophile (1826 — 1901) gramophone Gram's stain Gran Telescopio Canarias (GTC) Granat Grand Tour grand unified theory (GUT) Grandfather Paradox Granit, Ragnar Arthur (1900 — 1991) granite granulation granule granulocyte graph graph theory graphene graphite GRAPHS AND GRAPH THEORY graptolite grass grassland gravel graveyard orbit gravimeter gravimetric analysis Gravitational Biology Facility gravitational collapse gravitational constant (G) gravitational instability gravitational lens gravitational life gravitational lock gravitational microlensing GRAVITATIONAL PHYSICS gravitational slingshot effect gravitational waves graviton gravity gravity gradient gravity gradient stabilization Gravity Probe A Gravity Probe B gravity - assist gray (Gy) gray goo gray matter grazing - incidence telescope Great Annihilator Great Attractor great circle Great Comets Great Hercules Cluster (M13, NGC 6205) Great Monad Great Observatories Great Red Spot Great Rift (in Milky Way) Great Rift Valley Great Square of Pegasus Great Wall greater omentum greatest elongation Green, George (1793 — 1841) Green, Nathaniel E. Green, Thomas Hill (1836 — 1882) green algae Green Bank Green Bank conference (1961) Green Bank Telescope green flash greenhouse effect greenhouse gases Green's theorem Greg, Percy (1836 — 1889) Gregorian calendar Grelling's paradox Griffith, George (1857 — 1906) Griffith Observatory Grignard, François Auguste Victor (1871 — 1935) Grignard reagent grike Grimaldi, Francesco Maria (1618 — 1663) Grissom, Virgil (1926 — 1967) grit gritstone Groom Lake Groombridge 34 Groombridge Catalogue gross ground, electrical ground state ground - track group group theory GROUPS AND GROUP THEORY growing season growth growth hormone growth hormone - releasing hormone growth plate Grudge, Project Gruithuisen, Franz von Paula (1774 — 1852) Grus (constellation) Grus Quartet (NGC 7552, NGC 7582, NGC 7590, and NGC 7599) GSLV (Geosynchronous Satellite Launch Vehicle) g - suit G - type asteroid Guericke, Otto von (1602 — 1686) guanine Guiana Space Centre guidance, inertial Guide Star Catalog (GSC) guided missile guided missiles, postwar development Guillaume, Charles Édouard (1861 — 1938) Gulf Stream (ocean current) Gulfstream (jet plane) Gullstrand, Allvar (1862 — 1930) gum Gum Nebula gun metal gunpowder Gurwin Gusev Crater gut Gutenberg, Johann (c. 1400 — 1468) Guy, Richard Kenneth (1916 ---RRB- guyot Guzman Prize gymnosperm gynecology gynoecium gypsum gyrocompass gyrofrequency gyropilot gyroscope gyrostabilizer Gyulbudagian's Nebula (HH215)

Li first grew a monolayer of molybdenum diselenide, and then grew a layer of gallium selenide on top.

The coating is a nickel oxide film that prevents rusts building - up on the semiconductor electrodes (silicon or gallium arsenide), while also acting as a highly reactive catalysis.

The use of iridium gallium zinc oxide has made it possible for each pixel to have more illumination on its own, thereby making it redundant for the panels to have a strong backlight.

He was a research scientist for 10 years at Bell Labs, working on nontrivial topics such as Molecular Beam Epitaxy, high - temperature superconductors, gallium nitride and — here's where we come in — electronic publishing.

• Chef Luciano Sarzi Sartori began to work professionally in Emilia Romagna, a land of richly authentic culinary traditions which dates back to ancient times.After the first professional experiences in Emilia Romagna, Luciano Sarzi Sartori works on the Royal Princess Cruise, one of the largest cruise ship lines in the world, then for the Hotel Gallia in Punta Ala, the Stambecco in Cervinia, the Ginestre in Porto Cervo, the Abi D'Oru in Porto Rotondo, the Hotel Cristallo in Sestriere, the Grand Hotel et de Milan, the Carlton Baglioni and the Hotel Grayin Milan.

With more than 4,000 hotel rooms already operational or under construction, Katara Hospitality has a number of openings on the horizon including two new Qatar - based projects — an iconic development in the Marina District of the new Lusail city and the Merwebhotel City Centre Doha — and three new European properties in 2013 - the Royal Savoy Lausanne; the Gallia Hotel Milan; The Peninsula Hotel Paris, as well as a second Parisian location with a five star hotel.

The Empire is sweeping through the continent like an unchecked wildfire and has its eyes set on the rich Ragnite deposits of the Principality of Gallia.

Horrified fans who were eager for another trip to Gallia on their PS3 were scared that the experience would have to be downgraded for the weaker handheld.

«The first Valkyria Chronicles games focused on the small country of Gallia.

Valkyria Chronicles takes players on a quest to save the small country of Gallia from the destruction of war, set in the «fictitious continent reminiscent of 1930s Europe».

Any word on more dlc for the original fans of Gallia on PS3?

He also said, «Additionally, the sale of the portable solar business enables Global Solar to increase focus on our core product lines, namely, copper indium gallium diselenide (CIGS) solar cells for OEMs such as Dow Solar and the company's commercial - scale flexible modules ideal for building integrated applications.»

Alta Devices has launched a new gallium - arsenide based solar cell, which it says improves on the power to weight ratio of its previous cell by 160 %.

The solar cell is made from the semiconductor gallium arsenide and then stamped directly on a flexible metal substrate without using an adhesive, which would have added thickness.

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