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Shallow donor information


A shallow donor refers to a donor that contributes an electron that exhibits energy states equivalent to atomic hydrogen with an altered expected mass i.e. the long range coulomb potential of the ion-cores determines the energy levels. Essentially the electron orbits the donor ion within the semiconductor material at approximately the bohr radius. This is in contrast to deep level donors where the short range potential determines the energy levels, not the effective mass states. This contributes additional energy states that can be used for conduction.

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Shallow donor

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A shallow donor refers to a donor that contributes an electron that exhibits energy states equivalent to atomic hydrogen with an altered expected mass...

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Polaron

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superlattices, the polaron effect is found to decrease the energy of the shallow donor states at low magnetic fields and leads to a resonant splitting of the...

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Zinc oxide

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S2CID 209935734. Look DC, Hemsky JW, Sizelove JR (1999). "Residual Native Shallow Donor in ZnO". Physical Review Letters. 82 (12): 2552–2555. Bibcode:1999PhRvL...

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Crystallographic defects in diamond

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active boron and phosphorus impurities. As a result of such passivation, shallow donor centers are presumably produced. In natural diamonds, several hydrogen-related...

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Transparent conducting film

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is as donors of electrons. This is because electron mobilities are typically higher than hole mobilities, making it difficult to find shallow acceptors...

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Light soaking

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is the valence band maximum energy plus 0.2 eV) the defect acts as a shallow donor and causes a defect level at the conduction band. When the Fermi levels...

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Yul Kwon

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intense nationwide bone marrow campaign in an effort to find a bone marrow donor for his friend. Although the search was successful and Chen underwent a...

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Germanium

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Itoh, K. M.; Lyon, S. A. (2015-12-07). "Electron Spin Coherence of Shallow Donors in Natural and Isotopically Enriched Germanium". Physical Review Letters...

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In vitro fertilisation

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testing, avoiding transmission of genetic conditions. A fertilised egg from a donor may implant into a surrogate's uterus, and the resulting child is genetically...

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Julian Cope

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addition to working on musical side projects such as Queen Elizabeth, Brain Donor and Black Sheep. Cope is also an author on Neolithic culture, publishing...

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Belita Koiller

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chaos in one dimensional systems and the Tight Binding description of shallow donors in semiconductors. Since 2001, she has been (and still is) working largely...

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Saint Columba Altarpiece

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are covered with plain paint and lack indication that they ever contained donor portraits as were typical for the time. The St. Columba church was founded...

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Minari Engineering

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Mk1 Club Sport was Minari Engineerings first production kit. The chosen donor car was the Alfa Romeo Alfasud, this was primarily chosen due to the large...

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Stonehenge

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News. 23 March 1929. p. 481. The London Mercury Vol. XVII No. 98 1927 "Donor of Stonehenge". The Western Gazette. 28 September 1934. p. 16. "Funds wanted...

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Liver

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the donor, and indeed there were at least two donor deaths out of the first several hundred cases. A 2006 publication addressed the problem of donor mortality...

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Lady Gaga

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contributions to the latter's soundtrack, which spawned the chart-topping single "Shallow", made her the first woman to win an Academy Award, BAFTA Award, Golden...

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2024 in science

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studies that seem to support the hypothesis that life may have begun in a shallow lake rather than otherwise - perhaps somewhat like a "warm little pond"...

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Rhinoplasty

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the donor site for the second lobe allows closing it primarily; it also eliminates excess-skin "dog-ears" at the donor site. Moreover, if the donor site...

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Caledonian Railway 812 and 652 Classes

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and 41.195) survive in museums. A third one (44.021) was kept as a parts donor and scrapped in 2002. Rails of Sheffield announced at the opening of Model...

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List of Murdoch Mysteries episodes

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Fulford's escape. In Toronto, Dr. Ogden is asked to care for a wealthy donor to the hospital who has a brain tumor, Crabtree is forced to marry one of...

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Platelet

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blood is taken from the donor, passed through a device which removes the platelets, and the remainder is returned to the donor in a closed loop. The industry...

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