Compositions – Electrically conductive or emissive compositions – Metal compound containing
Reexamination Certificate
2006-02-06
2010-10-12
Kopec, Mark (Department: 1796)
Compositions
Electrically conductive or emissive compositions
Metal compound containing
C252S519340, C252S500000, C257S040000, C136S250000
Reexamination Certificate
active
07811479
ABSTRACT:
Disclosed are compositions including semiconducting polymers and quantum dot nanocrystals. Also disclosed are optoelectronic devices prepared from semiconducting polymers and quantum dot nanocrystals. Also are disclosed methods of increasing the quantum efficiency in optoelectronic devices and methods of generating a photocurrent.
REFERENCES:
patent: 5189136 (1993-02-01), Wudl et al.
patent: 5331183 (1994-07-01), Sariciftci et al.
patent: 6322901 (2001-11-01), Bawendi et al.
patent: 6878871 (2005-04-01), Scher et al.
patent: 2001/0028055 (2001-10-01), Fafard et al.
patent: 2001/0046244 (2001-11-01), Klimov et al.
patent: 2002/0092987 (2002-07-01), Cho et al.
patent: 2003/0010987 (2003-01-01), Banin et al.
patent: 2003/0226498 (2003-12-01), Alivisatos et al.
patent: 2004/0023010 (2004-02-01), Bulovic et al.
patent: 2004/0084080 (2004-05-01), Sager et al.
patent: 2004/0091710 (2004-05-01), Bawendi et al.
patent: 2004/0118448 (2004-06-01), Scher et al.
patent: 2004/0178390 (2004-09-01), Whiteford et al.
patent: 2004/0187917 (2004-09-01), Pichler
patent: 2004/0259363 (2004-12-01), Bawendi et al.
patent: 2005/0002635 (2005-01-01), Banin et al.
patent: 2005/0020923 (2005-01-01), Frangioni et al.
patent: WO2004/049522 (2004-06-01), None
patent: WO2004/078027 (2004-09-01), None
U.S. Appl. No. 60/650,476, filed Feb. 2005, Drndic, et al.
U.S. Appl. No. 60/667,935, filed Apr. 2005, Drndic, et al.
Bakueva, L., et al., “Size-tunable infrared (1000-1600nm) electroluminescence from PbS quantum-dot nanocrystals in a semiconducting polymer,” Appl. Phys. Lett., 2003, 82(17), 2895-2897.
Bozano, L., et al., “Temperature- and field-dependent electron and hole mobilities in polymer light-emitting diodes,” Appl. Phys. Lett., 1999, 74(8), 1132-1134.
Chang, T.-W.F., et al., “Efficient excitation transfer from polymer to nanocrystals,” Appl. Phys. Lett, 2004, 84(21), 4295-4297.
Chaudhary, S., et al., “Trilayer hybrid polymer-quantum dot light-emitting diodes,” Appl. Phys. Letts., 2004, 84(15), 2925-2927.
Coe-Sullivan, S., et al., “Tuning the performance of hybrid organic/inorganic quantum dot light-emitting devices,” Organic Electronics, 2003, 4, 123-130.
Credo, G.M., et al., “External quantum efficiency of single porous silicon nanoparticles,” Appl. Phys. Letts., 1999, 74(14), 1978-1980.
Ellingson, R.J., et al., “Highly efficient multiple exciton generation in colloidal PbSe and PbS quantum dots,” Am. Chem. Soc. 2005, 5(5), 865-871, http://pubs.acs.org/cgi-bin/abstract.cgi
alefd/2005/5/io5/abs
10502672.html, downloaded from the internet on Feb. 6, 2005, Abstract, 1 page.
Gorer, S., et al., “Quantum size effects in chemically deposited, nanocrystalline lead selenide films,” J. Phys. Chem., 1995, 99, 16442-16448.
Hagler, T.W., et al., “Polarized-electroabsorption spectroscopy of a soluble derivative of poly (p-phenylenevinylene) oriented by gel processing in polyethylene: polarization anisotropy, the off-axis dipole moment, and excited-state delocalization,” Phys. Rev. B, 1994, 49(16), 10968-10975.
Hikmet, R.A.M., “Study of conduction mechanism and electroluminescence in CdSe/ZnS quantum dot composites,” J. of Appl. Phys., 2003, 93(6), 3509-3514.
Huynh, W.U., et al., “Charge transport in hybrid nanorod-polymer composite photovoltaic cells,” Phys. Rev. B., 2003, 67, Art. No. 115326, 1-12.
Huynh, W.U., et al., “Controlling the morphology of nanocrystal-polymer composites for solar cells,” Advanced Functional Mat., 2003, 13(1), 73-79.
Jiang, X., et al., “Abstract G24.00009: Photovoltaic responses of solar cells based on lead selenide quantum dots and conducting polymers,” APS Meeting, 2006, http://meetings.aps.org/Meeting/MAR06/Event/40813m downloaded from the internet on Jun. 5, 2006.
Kalaugher, L., “Nanoparticles boost solar cells,” http://www.nanotechweb.org/articles
ews/4/10/13/1, downloaded from the internet on Oct. 25, 2005, 2 pages.
Kelly, K., “Nano paint could boost antiterrorism, rescue efforts; New technology may be used to detect cancer in the first cells to become malignant,” UofT university of Toronto, 2005, http://www.news.utoronto.ca/bin6/print/050125-899.htm, downloaded from the internet on Jan. 28, 2005, 2 pages.
Kucur, E., et al., “Charge transfer efficiency in hybrid bulk heterojunction composites,” J. of Chem. Phys., 2004, 121(2), 1074-1079.
Kumar, S., et al., “First solar cells based on CdTe nanoparticle/MEH-PPV composites,” J. Mater. Res., 2004, 19(7), 1990-1994.
L'Abbé, “Nanotechnologists' new plastic can see in the dark,” EurekAlert, 2005, http://64.233.161.104/search?q=cache:vxcLr016yHYJ:www.eurekalert.org/pub—2005-1, downloaded from the internet on Jan. 21, 2005, 2 pages.
Laser Beam Measurement, “Understanding photodiode detector performance,” Miles Griot, The Practical Application of Light, http://beammeasurement.mellesgriot.com/tut—photo—det.asp, downloaded from the internet on Dec. 8, 2004, 7 pages.
Liu, J., et al., “Employing end-functional polythiophene to control the morphology of nanocrystal-polymer composites in hybrid solar cells,” J. Am. Chem. Soc., 2004, 126, 6550-6551.
Lovgren, S., “Spray-on solar-power cells are true breakthrough,” National Geographic News, 2005, http:/
ews.nationalgeographic.com
ews/2005/01/0114—solarplastic.html, downloaded from the interned on Jan. 21, 2005, 2 pages.
Machlis, A., “New nanomaterial could make way for fast, cheap optical components,” Rational Investor's Guide to Nano and Micro Technology, 2002, http://www.smalltimes.org/print—doc.cfm?doc—id=3173, downloaded from the Internet on Jan. 31, 2005, 2 pages.
Mae-Wan Ho, “Quantum dots and ultra-efficient solar cells?,” ISIS Press Release Jan. 19, 2006, 4 pages.
McDonald, S.A., et al., “Photoconductivity from PbS-nanocrystal/semiconducting polymer composites for solution-processible, quantum-size tunable infrared photodetectors,” Appl. Phys. Letts., 2004, 85(11), 2089-2091.
McDonald, S.A., et al., “Solution-processed PbS quantum dot infrared photodetectors and photovoltaics,” Letters, 2005, 1-6.
McDonald, et al., “New solution for infrared solar cells,” Materialstoday, Mar. 2005, p. 10.
Miranda, P.B., et al., “Excitation spectrum for ultrafast photogeneration of charged solutions in polyacetylene,” Phys. Rev., 2002, 66, 125202-1-125202-5.
Novak, A., “Plastic LEDs break telecommunications barrier,” American Technion Society, 2002, http://www.ats.org
ews.php?id-39, downloaded from the internet on Jan. 31, 2005.
Nozik, A.J., “Spectroscopy and hot electron relaxation dynamics in semiconductor quantum wells and quantum dots,” Annu. Rev. Phys. Chem., 2001, 52, 193-231.
Nozik, A.J., “Quantum dot solar cells,” Physica E-Low-Dimensional Systems & Nanostructures, 2002, 14, 115-120.
Pientka, M., et al., “Photogeneration of charge carriers in blends of conjugated polymers and semiconducting nanoparticles,” Thin Solid Films, 2004, (451-452), 48-53.
Pientka, M., et al., “Photoinduced charge transfer in composites of conjugated polymers and semiconductor nanocrystals,” Nanotechnology, 2004, 15, 163-170.
“Quantum dots enables new advances in solar cell industry,” Photovoltaics, http://www.evidenttech.com/applications/quantum-dot-solar-cells.php, downloaded from the internet on Mar. 17, 2005, 3 pages.
Sargent, E.H., “Infrared quantum dots,” Adv. Mater., 2005, 17(5), 515-522.
Schaller, R.D., et al., “High efficiency carrier multiplication in PbSe nanocrystals: implications for solar energy conversion,” Phys. Rev. Lett., 2004, 92(18), 186601-1-186601-4.
Steckel, J.S., et al. “1.3 μm to 1.55 μm tunable electroluminescence from PbSe quantum dots embedded w
Drndic Marija
Qi Difei
Zivanovic Sandra
Kopec Mark
The Trustees Of The University Of Pennsylvania
Thomas Jaison P
Woodcock & Washburn LLP
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