Donor doping of HgCdTe for LWIR and MWIR structures fabricated with ion milling
Identifieur interne : 000165 ( Russie/Analysis ); précédent : 000164; suivant : 000166Donor doping of HgCdTe for LWIR and MWIR structures fabricated with ion milling
Auteurs : RBID : Pascal:09-0211340Descripteurs français
- Pascal (Inist)
- Wicri :
- concept : Dopage.
English descriptors
- KwdEn :
Abstract
Ion milling was used to establish the minimum donor doping level Nmd required for obtaining n-regions with reproducible electron concentration in HgCdTe-based LWIR and MWIR device structures fabricated with ion treatment. The experiments were performed on n-type films grown by molecular beam epitaxy, un-doped and in situ doped with indium with the concentration NIn = 5 × 1014-1017 cm-3. A study of the electrical properties of the milled films showed that Nmd comprised ∼2 x 1015 cm-3 for the LWIR and ∼5 × 1015 cm-3 for the MWIR films. In the films with NIn exceeding these critical values, the electron concentration after the milling strictly followed the doping. A need for consideration of the disintegration of the milling-induced defects is also shown.
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<author><name sortKey="Pociask, M" uniqKey="Pociask M">M. Pociask</name>
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<term>Doping</term>
<term>Electrical characteristic</term>
<term>Electron density</term>
<term>Far infrared radiation</term>
<term>In situ</term>
<term>Indium</term>
<term>Ion beam etching</term>
<term>Mercury tellurides</term>
<term>Microelectronic fabrication</term>
<term>Molecular beam epitaxy</term>
<term>Ternary compound</term>
<term>n type semiconductor</term>
</keywords>
<keywords scheme="Pascal" xml:lang="fr"><term>Dopage</term>
<term>Rayonnement IR lointain</term>
<term>Gravure faisceau ionique</term>
<term>Densité électron</term>
<term>Epitaxie jet moléculaire</term>
<term>In situ</term>
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<term>Caractéristique électrique</term>
<term>Tellurure de cadmium</term>
<term>Composé ternaire</term>
<term>Tellurure de mercure</term>
<term>Semiconducteur type n</term>
<term>Matériau dopé</term>
<term>Fabrication microélectronique</term>
<term>8115H</term>
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<front><div type="abstract" xml:lang="en">Ion milling was used to establish the minimum donor doping level N<sub>md</sub>
required for obtaining n-regions with reproducible electron concentration in HgCdTe-based LWIR and MWIR device structures fabricated with ion treatment. The experiments were performed on n-type films grown by molecular beam epitaxy, un-doped and in situ doped with indium with the concentration N<sub>In</sub>
= 5 × 10<sup>14</sup>
-10<sup>17</sup>
cm<sup>-3</sup>
. A study of the electrical properties of the milled films showed that N<sub>md</sub>
comprised ∼2 x 10<sup>15</sup>
cm<sup>-3</sup>
for the LWIR and ∼5 × 10<sup>15</sup>
cm<sup>-3</sup>
for the MWIR films. In the films with N<sub>In</sub>
exceeding these critical values, the electron concentration after the milling strictly followed the doping. A need for consideration of the disintegration of the milling-induced defects is also shown.</div>
</front>
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<fA11 i1="01" i2="1"><s1>POCIASK (M.)</s1>
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<fA11 i1="06" i2="1"><s1>SIDOROV (Yu. G.)</s1>
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<fA11 i1="08" i2="1"><s1>MYNBAEV (K. D.)</s1>
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<fA14 i1="01"><s1>Institute of Physics, Rzeszów University, 16A Rejtana Str</s1>
<s2>Rzeszów 35-310</s2>
<s3>POL</s3>
<sZ>1 aut.</sZ>
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<fA14 i1="02"><s1>R&D Institute for Materials SRC 'Carat', 202 Stryjska Str</s1>
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<s2>Novosibirsk 630090</s2>
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<sZ>4 aut.</sZ>
<sZ>5 aut.</sZ>
<sZ>6 aut.</sZ>
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<fC01 i1="01" l="ENG"><s0>Ion milling was used to establish the minimum donor doping level N<sub>md</sub>
required for obtaining n-regions with reproducible electron concentration in HgCdTe-based LWIR and MWIR device structures fabricated with ion treatment. The experiments were performed on n-type films grown by molecular beam epitaxy, un-doped and in situ doped with indium with the concentration N<sub>In</sub>
= 5 × 10<sup>14</sup>
-10<sup>17</sup>
cm<sup>-3</sup>
. A study of the electrical properties of the milled films showed that N<sub>md</sub>
comprised ∼2 x 10<sup>15</sup>
cm<sup>-3</sup>
for the LWIR and ∼5 × 10<sup>15</sup>
cm<sup>-3</sup>
for the MWIR films. In the films with N<sub>In</sub>
exceeding these critical values, the electron concentration after the milling strictly followed the doping. A need for consideration of the disintegration of the milling-induced defects is also shown.</s0>
</fC01>
<fC02 i1="01" i2="X"><s0>001D03F17</s0>
</fC02>
<fC03 i1="01" i2="X" l="FRE"><s0>Dopage</s0>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="ENG"><s0>Doping</s0>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="SPA"><s0>Doping</s0>
<s5>01</s5>
</fC03>
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<s5>02</s5>
</fC03>
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<s5>02</s5>
</fC03>
<fC03 i1="02" i2="X" l="SPA"><s0>Radiación infrarroja lejana</s0>
<s5>02</s5>
</fC03>
<fC03 i1="03" i2="X" l="FRE"><s0>Gravure faisceau ionique</s0>
<s5>03</s5>
</fC03>
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<s5>03</s5>
</fC03>
<fC03 i1="03" i2="X" l="SPA"><s0>Grabado haz iónico</s0>
<s5>03</s5>
</fC03>
<fC03 i1="04" i2="X" l="FRE"><s0>Densité électron</s0>
<s5>04</s5>
</fC03>
<fC03 i1="04" i2="X" l="ENG"><s0>Electron density</s0>
<s5>04</s5>
</fC03>
<fC03 i1="04" i2="X" l="SPA"><s0>Densidad electrón</s0>
<s5>04</s5>
</fC03>
<fC03 i1="05" i2="3" l="FRE"><s0>Epitaxie jet moléculaire</s0>
<s5>05</s5>
</fC03>
<fC03 i1="05" i2="3" l="ENG"><s0>Molecular beam epitaxy</s0>
<s5>05</s5>
</fC03>
<fC03 i1="06" i2="X" l="FRE"><s0>In situ</s0>
<s5>06</s5>
</fC03>
<fC03 i1="06" i2="X" l="ENG"><s0>In situ</s0>
<s5>06</s5>
</fC03>
<fC03 i1="06" i2="X" l="SPA"><s0>In situ</s0>
<s5>06</s5>
</fC03>
<fC03 i1="07" i2="X" l="FRE"><s0>Indium</s0>
<s2>NC</s2>
<s5>07</s5>
</fC03>
<fC03 i1="07" i2="X" l="ENG"><s0>Indium</s0>
<s2>NC</s2>
<s5>07</s5>
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<fC03 i1="07" i2="X" l="SPA"><s0>Indio</s0>
<s2>NC</s2>
<s5>07</s5>
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<fC03 i1="08" i2="X" l="FRE"><s0>Caractéristique électrique</s0>
<s5>08</s5>
</fC03>
<fC03 i1="08" i2="X" l="ENG"><s0>Electrical characteristic</s0>
<s5>08</s5>
</fC03>
<fC03 i1="08" i2="X" l="SPA"><s0>Característica eléctrica</s0>
<s5>08</s5>
</fC03>
<fC03 i1="09" i2="3" l="FRE"><s0>Tellurure de cadmium</s0>
<s2>NK</s2>
<s5>22</s5>
</fC03>
<fC03 i1="09" i2="3" l="ENG"><s0>Cadmium tellurides</s0>
<s2>NK</s2>
<s5>22</s5>
</fC03>
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<s5>23</s5>
</fC03>
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<s5>23</s5>
</fC03>
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<s5>23</s5>
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<s2>NK</s2>
<s5>24</s5>
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<s5>25</s5>
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<s5>25</s5>
</fC03>
<fC03 i1="12" i2="X" l="SPA"><s0>Semiconductor tipo n</s0>
<s5>25</s5>
</fC03>
<fC03 i1="13" i2="3" l="FRE"><s0>Matériau dopé</s0>
<s5>26</s5>
</fC03>
<fC03 i1="13" i2="3" l="ENG"><s0>Doped materials</s0>
<s5>26</s5>
</fC03>
<fC03 i1="14" i2="X" l="FRE"><s0>Fabrication microélectronique</s0>
<s5>31</s5>
</fC03>
<fC03 i1="14" i2="X" l="ENG"><s0>Microelectronic fabrication</s0>
<s5>31</s5>
</fC03>
<fC03 i1="14" i2="X" l="SPA"><s0>Fabricación microeléctrica</s0>
<s5>31</s5>
</fC03>
<fC03 i1="15" i2="X" l="FRE"><s0>8115H</s0>
<s4>INC</s4>
<s5>56</s5>
</fC03>
<fC03 i1="16" i2="X" l="FRE"><s0>HgCdTe</s0>
<s4>INC</s4>
<s5>82</s5>
</fC03>
<fN21><s1>152</s1>
</fN21>
<fN44 i1="01"><s1>OTO</s1>
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