Structural imaging of a Si quantum dot : Towards combined PL and TEM characterization
Identifieur interne : 003F87 ( PascalFrancis/Corpus ); précédent : 003F86; suivant : 003F88Structural imaging of a Si quantum dot : Towards combined PL and TEM characterization
Auteurs : I. Sychugov ; J. Lu ; N. Elfström ; J. LinnrosSource :
- Journal of luminescence [ 0022-2313 ] ; 2006.
Descripteurs français
- Pascal (Inist)
English descriptors
- KwdEn :
Abstract
Individual silicon quantum dots were fabricated by electron-beam lithography, plasma etching and a two-step oxidation process. This enables photoluminescence (PL) from individual dots at various temperatures to be detected and spectrally resolved using a sensitive charge-coupled device camera-imaging system, as reported previously. The regular array-like arrangement of oxidized pillars containing individual nanocrystals, in principle, enables combined transmission electron microscopy (TEM) and low-temperature PL characterization of the same Si quantum dot. To this end, a technique employing focused ion beam was developed for preparation of the pillar/nanocrystal of interest for TEM. It is shown that silicon quantum dots of several nanometers in size can be characterized using such a method.
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NO : | PASCAL 07-0004288 INIST |
---|---|
ET : | Structural imaging of a Si quantum dot : Towards combined PL and TEM characterization |
AU : | SYCHUGOV (I.); LU (J.); ELFSTRÖM (N.); LINNROS (J.); LINNROS (Jan); GREGORKIEWICZ (Tom); ELLIMAN (Robert); KIMERLING (Lionel) |
AF : | Laboratory of Material and Semiconductor Physics, Royal Institute of Technology/16440 Stockholm/Suède (1 aut., 3 aut., 4 aut.); Angstrom Microstructure Laboratory, Uppsala University/75121 Uppsala/Suède (2 aut.); Department of Microelectronics and Applied Physics, Royal Institute of Technology, Electrum 229/16440 Kista-Stockholm/Suède (1 aut.); Van der Waals - Zeeman Institute, university of Amsterdam, Valckenierstraat 65/1018 XE Amsterdam/Pays-Bas (2 aut.); Electronic Materials Engineering Department, Research School of Physical Sciences and Engineering, The Australian National University/Canberra ACT 0200/Australie (3 aut.); Department of Materials Science and Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue/Cambridge, MA 02139-4307/Etats-Unis (4 aut.) |
DT : | Publication en série; Congrès; Niveau analytique |
SO : | Journal of luminescence; ISSN 0022-2313; Coden JLUMA8; Pays-Bas; Da. 2006; Vol. 121; No. 2; Pp. 353-355; Bibl. 8 ref. |
LA : | Anglais |
EA : | Individual silicon quantum dots were fabricated by electron-beam lithography, plasma etching and a two-step oxidation process. This enables photoluminescence (PL) from individual dots at various temperatures to be detected and spectrally resolved using a sensitive charge-coupled device camera-imaging system, as reported previously. The regular array-like arrangement of oxidized pillars containing individual nanocrystals, in principle, enables combined transmission electron microscopy (TEM) and low-temperature PL characterization of the same Si quantum dot. To this end, a technique employing focused ion beam was developed for preparation of the pillar/nanocrystal of interest for TEM. It is shown that silicon quantum dots of several nanometers in size can be characterized using such a method. |
CC : | 001B80A07B; 001B70H67B |
FD : | Formation image; Microscopie électronique transmission; Lithographie faisceau électron; Gravure plasma; Oxydation; Photoluminescence; Dispositif CCD; Technologie faisceau ion focalisé; Caractérisation; Méthode étude; Système couplé; Silicium; Point quantique; Nanocristal; Si; 8107B; 7867B |
ED : | Imaging; Transmission electron microscopy; Electron beam lithography; Plasma etching; Oxidation; Photoluminescence; Charge coupled devices; Focused ion beam technology; Characterization; Investigation method; Paired system; Silicon; Quantum dots; Nanocrystal |
SD : | Grabado plasma; Caracterización; Método estudio; Sistema acoplado; Nanocristal |
LO : | INIST-14666.354000143060630380 |
ID : | 07-0004288 |
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<term>Méthode étude</term>
<term>Système couplé</term>
<term>Silicium</term>
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<front><div type="abstract" xml:lang="en">Individual silicon quantum dots were fabricated by electron-beam lithography, plasma etching and a two-step oxidation process. This enables photoluminescence (PL) from individual dots at various temperatures to be detected and spectrally resolved using a sensitive charge-coupled device camera-imaging system, as reported previously. The regular array-like arrangement of oxidized pillars containing individual nanocrystals, in principle, enables combined transmission electron microscopy (TEM) and low-temperature PL characterization of the same Si quantum dot. To this end, a technique employing focused ion beam was developed for preparation of the pillar/nanocrystal of interest for TEM. It is shown that silicon quantum dots of several nanometers in size can be characterized using such a method.</div>
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<fC03 i1="17" i2="3" l="FRE"><s0>7867B</s0>
<s4>INC</s4>
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<fN21><s1>008</s1>
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<pR><fA30 i1="01" i2="1" l="ENG"><s1>E-MRS 2006 Symposium D on Silicon-based photonics</s1>
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<server><NO>PASCAL 07-0004288 INIST</NO>
<ET>Structural imaging of a Si quantum dot : Towards combined PL and TEM characterization</ET>
<AU>SYCHUGOV (I.); LU (J.); ELFSTRÖM (N.); LINNROS (J.); LINNROS (Jan); GREGORKIEWICZ (Tom); ELLIMAN (Robert); KIMERLING (Lionel)</AU>
<AF>Laboratory of Material and Semiconductor Physics, Royal Institute of Technology/16440 Stockholm/Suède (1 aut., 3 aut., 4 aut.); Angstrom Microstructure Laboratory, Uppsala University/75121 Uppsala/Suède (2 aut.); Department of Microelectronics and Applied Physics, Royal Institute of Technology, Electrum 229/16440 Kista-Stockholm/Suède (1 aut.); Van der Waals - Zeeman Institute, university of Amsterdam, Valckenierstraat 65/1018 XE Amsterdam/Pays-Bas (2 aut.); Electronic Materials Engineering Department, Research School of Physical Sciences and Engineering, The Australian National University/Canberra ACT 0200/Australie (3 aut.); Department of Materials Science and Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue/Cambridge, MA 02139-4307/Etats-Unis (4 aut.)</AF>
<DT>Publication en série; Congrès; Niveau analytique</DT>
<SO>Journal of luminescence; ISSN 0022-2313; Coden JLUMA8; Pays-Bas; Da. 2006; Vol. 121; No. 2; Pp. 353-355; Bibl. 8 ref.</SO>
<LA>Anglais</LA>
<EA>Individual silicon quantum dots were fabricated by electron-beam lithography, plasma etching and a two-step oxidation process. This enables photoluminescence (PL) from individual dots at various temperatures to be detected and spectrally resolved using a sensitive charge-coupled device camera-imaging system, as reported previously. The regular array-like arrangement of oxidized pillars containing individual nanocrystals, in principle, enables combined transmission electron microscopy (TEM) and low-temperature PL characterization of the same Si quantum dot. To this end, a technique employing focused ion beam was developed for preparation of the pillar/nanocrystal of interest for TEM. It is shown that silicon quantum dots of several nanometers in size can be characterized using such a method.</EA>
<CC>001B80A07B; 001B70H67B</CC>
<FD>Formation image; Microscopie électronique transmission; Lithographie faisceau électron; Gravure plasma; Oxydation; Photoluminescence; Dispositif CCD; Technologie faisceau ion focalisé; Caractérisation; Méthode étude; Système couplé; Silicium; Point quantique; Nanocristal; Si; 8107B; 7867B</FD>
<ED>Imaging; Transmission electron microscopy; Electron beam lithography; Plasma etching; Oxidation; Photoluminescence; Charge coupled devices; Focused ion beam technology; Characterization; Investigation method; Paired system; Silicon; Quantum dots; Nanocrystal</ED>
<SD>Grabado plasma; Caracterización; Método estudio; Sistema acoplado; Nanocristal</SD>
<LO>INIST-14666.354000143060630380</LO>
<ID>07-0004288</ID>
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