Serveur d'exploration sur l'Indium

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Unique UV-Erasable In-Ga-Zn-O TFT Memory With Self-Assembled Pt Nanocrystals

Identifieur interne : 000053 ( Chine/Analysis ); précédent : 000052; suivant : 000054

Unique UV-Erasable In-Ga-Zn-O TFT Memory With Self-Assembled Pt Nanocrystals

Auteurs : RBID : Pascal:13-0261432

Descripteurs français

English descriptors

Abstract

Semiconducting amorphous indium-gallium-zinc oxide (a-IGZO) films are integrated with an Al2O3/Pt-nanocrystals/Al2O3 gate-stack to form UV-erasable thin-film transistor (TFT) memory. The threshold voltage (Vth), subthreshold swing, ION/IOFF ratio, and effective electron mobility of the fabricated devices are 2.1 V, 0.39 V/decade, ∼106, and 8.4 cm2/V.s, respectively. A positive Vth shift of 2.25 V is achieved after 1-ms programming at 10 V, whereas a negative Vth shift as large as 3.48 V is attained after 5-s UV erasing. In addition, a 10-year memory window of 2.56 V is extrapolated at room temperature. This high-performance a-IGZO TFT memory is suitable for optical touch-panel applications.

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Links to Exploration step

Pascal:13-0261432

Le document en format XML

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<title xml:lang="en" level="a">Unique UV-Erasable In-Ga-Zn-O TFT Memory With Self-Assembled Pt Nanocrystals</title>
<author>
<name sortKey="Cui, Xing Mei" uniqKey="Cui X">Xing-Mei Cui</name>
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<s1>State Key Laboratory of ASIC and System, School of Microelectronics, Fudan University</s1>
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<author>
<name>SUN CHEN</name>
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<name sortKey="Ding, Shi Jin" uniqKey="Ding S">Shi-Jin Ding</name>
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<name sortKey="Zhang, Shi Li" uniqKey="Zhang S">Shi-Li Zhang</name>
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<name>WEI ZHANG</name>
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<wicri:noRegion>Shanghai 200433</wicri:noRegion>
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<term>Alumina</term>
<term>Amorphous material</term>
<term>Electron mobility</term>
<term>Gallium oxide</term>
<term>High performance</term>
<term>Indium oxide</term>
<term>Integrated circuit</term>
<term>Multiple layer</term>
<term>Nanocrystal</term>
<term>Non volatile memory</term>
<term>Room temperature</term>
<term>Self assembly</term>
<term>Thin film transistor</term>
<term>Transistor gate</term>
<term>Voltage threshold</term>
<term>Zinc</term>
<term>Zinc oxide</term>
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<term>Température ambiante</term>
<term>Haute performance</term>
<term>Mémoire non volatile</term>
<term>Zinc</term>
<term>Nanocristal</term>
<term>Oxyde d'indium</term>
<term>Oxyde de gallium</term>
<term>Oxyde de zinc</term>
<term>Alumine</term>
<term>Multicouche</term>
<term>Circuit intégré</term>
<term>8107B</term>
<term>Al2O3</term>
</keywords>
<keywords scheme="Wicri" type="concept" xml:lang="fr">
<term>Matériau amorphe</term>
<term>Zinc</term>
</keywords>
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<front>
<div type="abstract" xml:lang="en">Semiconducting amorphous indium-gallium-zinc oxide (a-IGZO) films are integrated with an Al
<sub>2</sub>
O
<sub>3</sub>
/Pt-nanocrystals/Al
<sub>2</sub>
O
<sub>3</sub>
gate-stack to form UV-erasable thin-film transistor (TFT) memory. The threshold voltage (V
<sub>th</sub>
), subthreshold swing, I
<sub>ON</sub>
/I
<sub>OFF</sub>
ratio, and effective electron mobility of the fabricated devices are 2.1 V, 0.39 V/decade, ∼10
<sup>6</sup>
, and 8.4 cm
<sup>2</sup>
/V.s, respectively. A positive V
<sub>th</sub>
shift of 2.25 V is achieved after 1-ms programming at 10 V, whereas a negative V
<sub>th</sub>
shift as large as 3.48 V is attained after 5-s UV erasing. In addition, a 10-year memory window of 2.56 V is extrapolated at room temperature. This high-performance a-IGZO TFT memory is suitable for optical touch-panel applications.</div>
</front>
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<sub>2</sub>
O
<sub>3</sub>
/Pt-nanocrystals/Al
<sub>2</sub>
O
<sub>3</sub>
gate-stack to form UV-erasable thin-film transistor (TFT) memory. The threshold voltage (V
<sub>th</sub>
), subthreshold swing, I
<sub>ON</sub>
/I
<sub>OFF</sub>
ratio, and effective electron mobility of the fabricated devices are 2.1 V, 0.39 V/decade, ∼10
<sup>6</sup>
, and 8.4 cm
<sup>2</sup>
/V.s, respectively. A positive V
<sub>th</sub>
shift of 2.25 V is achieved after 1-ms programming at 10 V, whereas a negative V
<sub>th</sub>
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<fC02 i1="04" i2="X">
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<s5>01</s5>
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<s5>02</s5>
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<s0>Autoensamble</s0>
<s5>02</s5>
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<fC03 i1="03" i2="X" l="FRE">
<s0>Matériau amorphe</s0>
<s5>03</s5>
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<fC03 i1="03" i2="X" l="ENG">
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<s5>03</s5>
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<fC03 i1="03" i2="X" l="SPA">
<s0>Material amorfo</s0>
<s5>03</s5>
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<s0>Grille transistor</s0>
<s5>04</s5>
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<s0>Transistor gate</s0>
<s5>04</s5>
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<fC03 i1="04" i2="X" l="SPA">
<s0>Rejilla transistor</s0>
<s5>04</s5>
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<fC03 i1="05" i2="X" l="FRE">
<s0>Seuil tension</s0>
<s5>05</s5>
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<fC03 i1="05" i2="X" l="ENG">
<s0>Voltage threshold</s0>
<s5>05</s5>
</fC03>
<fC03 i1="05" i2="X" l="SPA">
<s0>Umbral tensión</s0>
<s5>05</s5>
</fC03>
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<s0>Mobilité électron</s0>
<s5>06</s5>
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<s0>Electron mobility</s0>
<s5>06</s5>
</fC03>
<fC03 i1="06" i2="X" l="SPA">
<s0>Movilidad electrón</s0>
<s5>06</s5>
</fC03>
<fC03 i1="07" i2="X" l="FRE">
<s0>Température ambiante</s0>
<s5>07</s5>
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<s0>Room temperature</s0>
<s5>07</s5>
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<fC03 i1="07" i2="X" l="SPA">
<s0>Temperatura ambiente</s0>
<s5>07</s5>
</fC03>
<fC03 i1="08" i2="X" l="FRE">
<s0>Haute performance</s0>
<s5>08</s5>
</fC03>
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<s0>High performance</s0>
<s5>08</s5>
</fC03>
<fC03 i1="08" i2="X" l="SPA">
<s0>Alto rendimiento</s0>
<s5>08</s5>
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<s5>09</s5>
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<fC03 i1="10" i2="X" l="FRE">
<s0>Zinc</s0>
<s2>NC</s2>
<s5>22</s5>
</fC03>
<fC03 i1="10" i2="X" l="ENG">
<s0>Zinc</s0>
<s2>NC</s2>
<s5>22</s5>
</fC03>
<fC03 i1="10" i2="X" l="SPA">
<s0>Zinc</s0>
<s2>NC</s2>
<s5>22</s5>
</fC03>
<fC03 i1="11" i2="X" l="FRE">
<s0>Nanocristal</s0>
<s5>23</s5>
</fC03>
<fC03 i1="11" i2="X" l="ENG">
<s0>Nanocrystal</s0>
<s5>23</s5>
</fC03>
<fC03 i1="11" i2="X" l="SPA">
<s0>Nanocristal</s0>
<s5>23</s5>
</fC03>
<fC03 i1="12" i2="X" l="FRE">
<s0>Oxyde d'indium</s0>
<s5>24</s5>
</fC03>
<fC03 i1="12" i2="X" l="ENG">
<s0>Indium oxide</s0>
<s5>24</s5>
</fC03>
<fC03 i1="12" i2="X" l="SPA">
<s0>Indio óxido</s0>
<s5>24</s5>
</fC03>
<fC03 i1="13" i2="X" l="FRE">
<s0>Oxyde de gallium</s0>
<s5>25</s5>
</fC03>
<fC03 i1="13" i2="X" l="ENG">
<s0>Gallium oxide</s0>
<s5>25</s5>
</fC03>
<fC03 i1="13" i2="X" l="SPA">
<s0>Galio óxido</s0>
<s5>25</s5>
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<s0>Oxyde de zinc</s0>
<s5>26</s5>
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<s0>Zinc oxide</s0>
<s5>26</s5>
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<fC03 i1="14" i2="X" l="SPA">
<s0>Zinc óxido</s0>
<s5>26</s5>
</fC03>
<fC03 i1="15" i2="X" l="FRE">
<s0>Alumine</s0>
<s2>NK</s2>
<s5>27</s5>
</fC03>
<fC03 i1="15" i2="X" l="ENG">
<s0>Alumina</s0>
<s2>NK</s2>
<s5>27</s5>
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<fC03 i1="15" i2="X" l="SPA">
<s0>Alúmina</s0>
<s2>NK</s2>
<s5>27</s5>
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<s0>Multicouche</s0>
<s5>28</s5>
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<s0>Multiple layer</s0>
<s5>28</s5>
</fC03>
<fC03 i1="16" i2="X" l="SPA">
<s0>Capa múltiple</s0>
<s5>28</s5>
</fC03>
<fC03 i1="17" i2="X" l="FRE">
<s0>Circuit intégré</s0>
<s5>46</s5>
</fC03>
<fC03 i1="17" i2="X" l="ENG">
<s0>Integrated circuit</s0>
<s5>46</s5>
</fC03>
<fC03 i1="17" i2="X" l="SPA">
<s0>Circuito integrado</s0>
<s5>46</s5>
</fC03>
<fC03 i1="18" i2="X" l="FRE">
<s0>8107B</s0>
<s4>INC</s4>
<s5>56</s5>
</fC03>
<fC03 i1="19" i2="X" l="FRE">
<s0>Al2O3</s0>
<s4>INC</s4>
<s5>82</s5>
</fC03>
<fC07 i1="01" i2="X" l="FRE">
<s0>Composé III-VI</s0>
<s5>10</s5>
</fC07>
<fC07 i1="01" i2="X" l="ENG">
<s0>III-VI compound</s0>
<s5>10</s5>
</fC07>
<fC07 i1="01" i2="X" l="SPA">
<s0>Compuesto III-VI</s0>
<s5>10</s5>
</fC07>
<fN21>
<s1>252</s1>
</fN21>
<fN44 i1="01">
<s1>OTO</s1>
</fN44>
<fN82>
<s1>OTO</s1>
</fN82>
</pA>
</standard>
</inist>
</record>

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Data generation: Mon Jun 9 10:27:54 2014. Site generation: Thu Mar 7 16:19:59 2024