Electrical properties of ptype indium antimonide at low. Indium, as indium phosphide, is used to makephotovoltaic devices devices that transform light energyinto electricity, semiconductors, highspeed transistors, specialized solders and metal alloys. Electronic structure and optical properties of semiconductors 1. Indium antimonide insb is a crystalline compound made from the elements indium in and antimony sb. Global energy consumption is on the rise and is projected to double by 2050, compared with worldwide energy consumption rates in 2001.
Alb materials inc supply indium antimonide insb sputtering targets and also provide bonding service with high quality at competitive price. Ancona electronics science and technology division, naval research laboratory, washington, dc 203755347, usa. He noted how insb appeared to have a small direct band gap and a very high electron. Estimates of band structure constants the best determination of the band gap, eg, appears to be the fundamental opticalabsorption edge data of roberts and quarrington. It is established that taking into account the effect of spinorbit interaction results also in a substantial change in the dispersion of the obtained bands instead. The equivalent circuit is a photongenerated current source iph with parallel capacitance cd, shunt resistance rd, and ser. Indium antimonide is a narrow bandgap semiconductor with a very high electron mobility making it a good candidate for use in ir detectors. Gallium indium antimonide is a iiiv semiconductor with a very low effective electron mass and high mobilities making it a good candidate for high speed applications. The temperature dependences of the intrinsic carrier concentration. Effective density of states in the conduction band n c 810 12. The crystalline form exist in two phases, the cubic bixbyite type and rhombohedral corundum type.
Pdf recent advances in nonsilica fiber technology have prompted the development. Optical constants of insb indium antimonide aspnes and studna 1983. As a member of the iiiv compound semiconductors family, the growth of ultrathin films of indium antimonide has attracted a great deal of attention for its use in midwavelength infrared detectors viz. It is established that taking into account the effect of spinorbit interaction results also in a substantial change in the dispersion of the obtained bands instead of only in the doublet splitting of the band of core d levels at. Detectors made of indium antimonide are sensitive and lie between a wavelength of 1 and 5 m. J10d series detectors are high quality indium antimonide insbphotodiodes, providing excellent performance in the 1 to 5.
Indium antimonide was commonly used in mechanically scanned single detector thermal. Antimonide compounds or stibnides contain the element antimony. The band structure of insb is calculated using the k. Review antimonidebased compound semiconductors for electronic devices. Energy band diagram of bulk intrinsic and extrinsic semiconductor m aterial. Molecular weight of indium antimonide convert units. Cengiz besikci june 2003, 85 pages in this study, detailed characteristics and performance assessment of 3. In chemistry, the formula weight is a quantity computed by multiplying the atomic weight in atomic mass units of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all.
Electrical, optical and structural properties of indium. The compound indium tin oxide ito is used to make lcds and this is the largest use of indium, accounting for 50% of annual consumption. Electronic and crystallographic specifications get your quote your today. The small band gap requires an accurate treatment of conduction and valence band interactions while higher bands are treated by perturbation theory. A series of detailed measurements of the absorption spectrum of high quality single crystals of ntype indium antimonide has been made in the wavelength range 15 to.
The indium antimonide insb focal plane array fpa is an infrared ir electro optic device. Single crystals are grown in a pure fused silica system by the czochralski method from multiple zone refined polycrystalline ingot. Last week, at the semiannual intel developer forum in san francisco, chipmaker intel announced a transistor made from a material called indium antimonide insb. Just enter the term that you would like to have explained and start the search.
Indium antimonide insb is a crystalline compound made from the elements indium in and. Band structure and carrier concentration of indium antimonide insb band structure and carrier concentration basic parameters temperature dependences dependence of the energy gap on hydrostatic pressure effective masses donors and acceptors basic parameters. Indium antimonide insb is a semiconductor crystalline compound made from the elements indium in and antimony sb. The semiconductor alloy gallium indium arsenide nitride has attracted considerable attention in recent years. Indium antimonide wafers epitaxy ready polished wafers. Gapped electronic structure of epitaxial stanene on insb111. It is a narrowgap semiconductor material from the iiiv group used in infrared detectors, including thermal imaging cameras, flir systems, infrared homing missile guidance systems, and in infrared astronomy. Indium arsenide detectors indium arsenide short form catalog in pdf format j12 series detectors are highquality indium arsenide photodiodes for use in the 1 to 3. Many antimonides are flammable or decomposed by oxygen when heated since the antimonide ion is a reducing agent. Band gap as a function of lattice constant for iiiv compounds and their ternary and quaternary alloys from ref.
Band gap tunability of type ii antimonidebased superlattices. The equivalent circuit is a photongenerated current source iph with parallel capacitance cd, shunt resistance rd, and series resistance rs fig. The bands and densities of states of d bands in indium antimonide insb are determined taking into account and disregarding the spinorbit interaction. The pupose of this site is to give you an instant explanation of key terms and concepts in the area of semiconductor materials, manufacturing, and devices. Band structure and carrier concentration basic parameters of band structure and carrier concentration temperature dependences energy gap narrowing at high doping levels effective masses and density of states donors and acceptors electrical properties basic parameters of electrical properties. Indiumantimonide bilayer film structure 6 220 orientation, and the film was found to have a two phase character of insbin 101 and 202 peaks of indium which is in full agreement with earlier observations14,15 and also agree well with xrd and sem results of okimura et al 16.
Observation of conductance quantization in insb nanowire. More information on molar mass and molecular weight. Indium antimonide insb has the smallest band gap of any of the iiiv semiconductors e o. Band structure and carrier concentration of insb 300 k e g 0.
Indiumiii antimonide article about indiumiii antimonide. Mar 15, 2006 last week, at the semiannual intel developer forum in san francisco, chipmaker intel announced a transistor made from a material called indium antimonide insb that had some impressive stats. Study of structural property of ntype indium antimonide. Performance assesment of indium antimonide photodetectors on silicon substrates tumkaya, umid m. Indium antimonide definition is a synthetic compound insb of indium and antimony that is a semiconducting and photosensitive material and is used especially in infrared photodetectors. Indium arsenide is a semiconductor material made of arsenic and indium. Having the capability to see at night using ir wavelengths gives the insb fpa user a clear advantage.
Indium antimonide insb is a crystalline semiconductor made of antimony and indium. Antimonidebased compound semiconductors for electronic. Their data indicate a highly temperaturedependent edge band structure of indium antimonide which extrapolates to a value eg 023 ev at t tk. Review antimonide based compound semiconductors for electronic devices. Pdf structural features of indium antimonide quantum dots. To see matwebs complete data sheet for this material including material property data, metal compositions, material suppliers, etc, please click the button below. A new series of ternary rareearth indium antimonides. We have fabricated ntype insb thin films by electron beam. Indium an indium antimonide crystal, grown in space. Dependence of midwaveinfrared mwir absorption in indium antimonide insb 1 introduction. Band structure and carrier concentration of indium antimonide. Its atomic number is 49 and its chemical symbol is in. Band structure and carrier concentration of indium. Insb is, thus, an interesting semiconductor for use in longwavelength optoelectronic device applications.
Indium antimonide insb sputtering targets alb materials inc. Lanthanide ions as photon managers for solar cells. Gapped electronic structure of epitaxial stanene on insb111 arxiv. This is a novel method to create controlled amount of nonstoichiometry in thin films. The antimonide ion is sb 3 some antimonides are semiconductors, e. It is a narrowgap semiconductor material used in infrared detectors, including thermal imaging cameras, infrared homing missile guidance systems, and in infrared astronomy.
Cs7in4bi6 is a wide bandgap semiconductor according to ehmo calculations and magnetic measurements. Antimonide definition of antimonide by merriamwebster. It belongs to the iiiv group and is a narrow gap semiconductor material. Indium antimonide is supplied in polished wafer form. Band structure and carrier concentration basic parameters of band structure and carrier concentration temperature dependences energy gap narrowing at high doping. Amorphous indium oxide is insoluble in water but soluble in acids, whereas crystalline indium oxide is insoluble in both water and acids. Here, we report a study of stanene epitaxially grown on the 111bface of indium antimonide insb. Hall effect measurements under avalanche conditions on ntype indium antimonide at 77k citation for published version apa.
This enables fast manipulation of qubit states by means of microwave elec. We will show below that many features in the band structure of dilute nitride alloys can be. Indium antimonide definition of indium antimonide by. Antimonide definition is a binary compound of antimony with a more electropositive element. Indium antimonide wafers inas epitaxy ready polished wafers single crystals are grown in a pure fused silica system by the czochralski method from multiple zone refined polycrystalline ingot. Properties of indiumarsenide measured by low temperature. It is very similar to gallium arsenide and is a material having a direct bandgap. All slices are individually laser scribed with ingot and slice identity to ensure perfect traceability. Indium arsenide is popular for its narrow energy bandgap and high electron. Because of the strong spinorbit interaction in indium antimonide, orbital motion and spin are no longer sepd. Effect of spinorbit interaction on the electronic structure. Pdf the physics and technology of gallium antimonide. Pdf structural features of indium antimonide quantum.
Indium antimonide detectors indium antimonide short form catalog in pdf format j10d series indium antimonide detectors. Semiconducting iiiv compounds, volume 1 1st edition. The structure can be explained as being carved out from the layered pbotype structure of the parent group iiiv compound of inbi. Optical characterization of indium arsenide antimonide. Antimonides sometimes called stibnides are compounds of antimony with more electropositive elements. Fermi level versus temperature for different concentrations of shallow donors and acceptors. This page displays only the text of a material data sheet. Lowtemperature anomalies similar to those observed by hung on germanium have been found, a steep maximum in the r versus 1t curve and a change of slope of. The qw is lifted above the fermi level e f at v g 0.
Angleresolved photoemission spectroscopy arpes measurements reveal a gap of 0. Hall effect measurements under avalanche conditions on n. Stanene singlelayer grey tin, with an electronic structure akin to that of. National aeronautics and space administration indium is a soft, silverwhite metallic element. But, if i can combine gallium arsenide and indium po gallium arsenide. Below raytheons aim9x missile, incorporates an indium antimonide insb bandgap detector array. Indium antimonide article about indium antimonide by the. Band gap tunability of type ii antimonidebased superlattices manijeh razeghi, binhminh nguyen center for quantum devices, northwestern university, evanston il 60208, usa. The room temperature conduction band cb and valance band vb profile of the proposed structure at v g 0 and 0.
638 746 163 749 606 1558 232 1367 555 1345 1430 408 310 446 70 366 966 25 767 565 490 445 780 1514 347 1237 1492 962 490 772 861 172 454 253 1173 1319 509