Semiconductor device manufacturing: process – Making device or circuit emissive of nonelectrical signal – Compound semiconductor
Reexamination Certificate
2007-06-27
2011-12-20
Mandala, Victor A (Department: 2826)
Semiconductor device manufacturing: process
Making device or circuit emissive of nonelectrical signal
Compound semiconductor
C438S022000, C257S079000, C257S094000, C257S103000, C257SE33002
Reexamination Certificate
active
08080437
ABSTRACT:
A semiconductor nanocrystal includes a core including a first semiconductor material and an overcoating including a second semiconductor material. A monodisperse population of the nanocrystals emits blue light over a narrow range of wavelengths with a high quantum efficiency.
REFERENCES:
patent: 5147841 (1992-09-01), Wilcoxon
patent: 5262357 (1993-11-01), Alivisatos et al.
patent: 5293050 (1994-03-01), Chapple-Sokol et al.
patent: 5354707 (1994-10-01), Chapple-Sokol et al.
patent: 5422489 (1995-06-01), Bhargava
patent: 5434878 (1995-07-01), Lawandy
patent: 5492080 (1996-02-01), Ohkawa
patent: 5499260 (1996-03-01), Takahashi et al.
patent: 5505928 (1996-04-01), Alivisatos et al.
patent: 5515393 (1996-05-01), Okuyama et al.
patent: 5525377 (1996-06-01), Gallagher et al.
patent: 5537000 (1996-07-01), Alivisatos et al.
patent: 5541948 (1996-07-01), Krupke et al.
patent: 5585640 (1996-12-01), Huston et al.
patent: 5606163 (1997-02-01), Huston et al.
patent: 5625456 (1997-04-01), Lawandy
patent: 5677545 (1997-10-01), Shi et al.
patent: 5747180 (1998-05-01), Miller et al.
patent: 5751018 (1998-05-01), Alivisatos et al.
patent: 5985173 (1999-11-01), Gray et al.
patent: 5985353 (1999-11-01), Lawton et al.
patent: 5990479 (1999-11-01), Weiss et al.
patent: 6054495 (2000-04-01), Markowitz et al.
patent: 6057561 (2000-05-01), Kawasaki et al.
patent: 6103868 (2000-08-01), Heath et al.
patent: 6114038 (2000-09-01), Castro et al.
patent: 6157047 (2000-12-01), Fujita et al.
patent: 6179912 (2001-01-01), Barbera-Guillem et al.
patent: 6207229 (2001-03-01), Bawendi et al.
patent: 6224739 (2001-05-01), Reetz et al.
patent: 6251303 (2001-06-01), Bawendi et al.
patent: 6262129 (2001-07-01), Murray et al.
patent: 6294401 (2001-09-01), Jacobson et al.
patent: 6306610 (2001-10-01), Bawendi et al.
patent: 6322901 (2001-11-01), Bawendi et al.
patent: 6337117 (2002-01-01), Maenosono et al.
patent: 6379635 (2002-04-01), O'Brien et al.
patent: 6501091 (2002-12-01), Bawendi et al.
patent: 6548171 (2003-04-01), Barbera-Guillem et al.
patent: 6576291 (2003-06-01), Bawendi et al.
patent: 6592842 (2003-07-01), Elder et al.
patent: 6607829 (2003-08-01), Bawendi et al.
patent: 6783569 (2004-08-01), Cheon et al.
patent: 6794265 (2004-09-01), Lee et al.
patent: 6815064 (2004-11-01), Treadway et al.
patent: 6819692 (2004-11-01), Klimov et al.
patent: 6821337 (2004-11-01), Bawendi et al.
patent: 6846565 (2005-01-01), Korgel et al.
patent: 6861155 (2005-03-01), Bawendi et al.
patent: 6872450 (2005-03-01), Liu et al.
patent: 7056471 (2006-06-01), Han et al.
patent: 7374824 (2008-05-01), Bawendi et al.
patent: 2001/0005495 (2001-06-01), O'Brien et al.
patent: 2001/0038900 (2001-11-01), Todori et al.
patent: 2002/0066401 (2002-06-01), Peng et al.
patent: 2002/0144644 (2002-10-01), Zehnder et al.
patent: 2003/0017264 (2003-01-01), Treadway et al.
patent: 2003/0042850 (2003-03-01), Bertram et al.
patent: 2003/0142944 (2003-07-01), Sundar et al.
patent: 2004/0017834 (2004-01-01), Sundar et al.
patent: 2004/0023010 (2004-02-01), Bulovic et al.
patent: 2005/0012182 (2005-01-01), Jang et al.
patent: 2006/0057382 (2006-03-01), Treadway et al.
patent: 2011/0177586 (2011-07-01), Ismagilov et al.
patent: WO 97/10175 (1997-03-01), None
patent: WO 98/19963 (1998-05-01), None
patent: WO 99/26299 (1999-05-01), None
patent: WO 2005/004253 (2005-01-01), None
Aktsipetrov, O.A., et al. “Generation of reflected second harmonic at semiconductor quantum dots,”JETP Letters, vol. 55, No. 8, 435-439 (1992).
Alivisatos, A.P. “Semiconductor Clusters, Nanocrystals, and Quantum Dots,” Science 1996, 271, 933-937.
Bailey, R.E., et al. “Alloyed Semiconductor Quantum Dots: Tuning the Optical Properties without Changing the Particle Size,” J. Am. Chem. Soc. 2003, 125, 7100-7106.
Baltrameyunas, R., et al., “Fast switching of the transmission of light by glasses activated with CdS microcrystals,”Sov. Phys. Semicond., vol. 25 No. 2, 164-166 (1991).
Baltramiejunas, R., et al. “Rapid Processes of Darkening and Bleaching in CdS Doped Glasses,”Superlattices and Microstructuresvol. 10, No. 3, 307-310 (1990).
Battaglia, D. et al. “Formation of High Quality InP and InAs Nanocrystals in a Noncoordinating Solvent,” Nano. Lett. 2002, 2, 1027-1030.
Bhargava, R.N., et al., “Quantum Confined Atoms of Doped ZnO Nanocrystals”,Phys. Stat. Sol(b) 229, No. 2, 897-901 (2002).
Bruchez Jr., M., et al. “Semiconductor Nanocrystals as Fluorescent Biological Labels,” Science 1998,281, 2013-2016.
Bunge, S.D. et al., “Growth and morphology of cadmium chalcogenides: the synthesis of nanords, tetrapods, and spheres from CdO and Cd(O2CCH3)2,” J. Mater. Chem, 2003, 13, 1705-1709.
Chamarro, M., et al., “Enhancement of electron-hole exchange interaction in CdSe nanocrystals; A quantum confinement effect,”Physical Review B, vol. 53, No. 3, Jan. 15, 1996-I, 1336-1342.
Chamarro, M., et al., “Enhancement of Exciton Exchange Interaction by Quantum Confinement in CdSe Nanocrystals,”Jpn. J. Appl. Phys, vol. 34, 12-14 (1994).
Chamarro, M., et al., “Size-dependent Electron-Hole Exchange Interaction in CdSe Quantum Dots,Il Nuovo Cimento,” vol. 17, Nos. 11-12, (1995) 1407-1412.
Chan, W.C.W., et al, Science 1998 281, 2016.
Chan, W.C.W., et al. “Luminescent quantum dots for multiplexed biological detection and imaging,” Curr. Opin. Biotech. 2002, 13, 40-46.
Chen et al., “Colloidal ZnSe, ZnSe/ZnS, and ZnSe/ZnSeS Quantum Dots Synthesized from ZnO,” J. Phys. Chem. B, 108, 17119 -17123, 2004.
Chepic, D.I., et al., “Auger ionization of semiconductor quantum drops in a glass matrix,”Journal of Luminescence47 (1990) 113-127 North-Holland.
Coe, S., et al., “Electroluminescence from single monolayers of nanocrystals in molecular organic devices,” Nature 2002, 420, 800-803.
Coe-Sullivan, “Hybrid Organic/Quantum Dot Thin Film Structures and Devices”, Thesis, Massachusetts Institute of Technology Department of Electrical Engineering and Computer Science, Jun. 2005.
Coe-Sullivan, S., et al., Org. Electron. 2003, 4, 123.
Colvin, V.L., et al., “Light-emitting diodes made from cadmium selenide nanocrystals and a semiconducting polymer,” Nature 1994, 370, 354-357.
Cumberland, S.L., et al., “Inorganic Clusters as Single-Source Precursors for Preparation of CdSe, ZnSe, and CdSe/ZnS Nanomaterials,” Chem. Mater. 2002, 14,1576-1584.
Dabbousi, B.O., et al., “(CdSe)ZnS Core-Shell Quantum Dots: Synthesis and Characterization of a Size Series of Highly Luminescent Nanocrystallites,” J. Phys. Chem. B 1997, 101, 9463-9475.
Dabbousi, B.O., et al., “Electroluminescence from CdSe quantum-dot/polymer composites,” Appl. Phys. Lett. 1995, 66, 1316-1318.
Dneproviskii, V.S., et al., “Time-Resolved Luminescence of CdSe Microcrystals,”Solid State Communications, vol. 74, No. 7, pp. 555-557, 1990.
Edamatsu, K., et al., “Subpicosecond dynamics of confined excitons and optical nonlinearities of CuCl quantum dots,”Journal of Luminescence66 & 67 (1996) 406-409.
Efros, A.L., et al., “Resonance Raman Spectroscopy of Electron-Hole Pairs—Polar Phonon Coupling in Semiconductor Quantum Microcrystals,”Solid State Communications, vol. 78, No. 10, pp. 853-856, 1991.
Ekimov, A. I., et al., “Absorportion and intensity-dependent photoluminescence measurements on CdSe quantum dots: assignment of the first electronic transitions,”Journal of the Optical Society of America, vol. 10, Nos. 1-12, 100-107 (1992).
Ekimov, A., et al., “ Growth of CdSe nanocrystals in ion-implanted SiO2films,”Journal of Crystal Growth151 (1995) 38-45.
Ekimov, A.I., “Growth and optical properties of semiconductor nanocrystals in a glass matrix,”Journal of Luminescence70 (1996) 1-20.
Ekimov, A.I., “Optical Properties of Oxide Glasses Doped by Semiconductor Nanocrystals,”Radiation Effect
Bawendi Moungi G.
Bulovic Vladimir
Coe-Sullivan Seth
Steckel Jonathan S.
Stott Nathan E.
Mandala Victor A
Massachusetts Institute of Technology
Steptoe & Johnson LLP
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