Source: http://www.google.es/patents/US9051641
Timestamp: 2017-09-25 11:55:09
Document Index: 423698822

Matched Legal Cases: ['art 1', 'art 1', 'Application No. 200980134172', 'Application No. 10', 'Application No. 200780021549', 'Application No. 2011', 'Application No. 200980134172', 'Application No. 200980134172']

Patente US9051641 - Cobalt deposition on barrier surfaces - Google Patentes
Embodiments of the invention provide processes for depositing a cobalt layer on a barrier layer and subsequently depositing a conductive material, such as copper or a copper alloy, thereon. In one embodiment, a method for depositing materials on a substrate surface is provided which includes forming...http://www.google.es/patents/US9051641?utm_source=gb-gplus-sharePatente US9051641 - Cobalt deposition on barrier surfaces
Número de publicación US9051641 B2
Número de solicitud US 12/201,976
También publicado como CN102132383A, CN106024598A, US9209074, US20090053426, US20150255333, WO2010025068A2, WO2010025068A3
Número de publicación 12201976, 201976, US 9051641 B2, US 9051641B2, US-B2-9051641, US9051641 B2, US9051641B2
Inventores Jiang Lu, Hyoung-Chan Ha, Paul Ma, Seshadri Ganguli, Joseph F. Aubuchon, Sang Ho Yu, Murali K. Narasimhan
Citas de patentes (535), Otras citas (70), Citada por (2), Clasificaciones (20), Eventos legales (1)
US 9051641 B2
forming a barrier layer on a substrate, wherein the barrier layer comprises a metallic layer, a metal nitride layer, or combinations thereof;
depositing a conductive material over the cobalt layer, wherein the cobalt layer is metallic cobalt, cobalt boride, cobalt phosphide, or combinations thereof.
5. The method of claim 4, wherein the substrate is heated to a temperature within a range from about 50° C. to about 400° C. during the thermal treatment process.
7. The method of claim 6, wherein the substrate is heated to a temperature within a range from about 100° C. to about 250° C. during the thermal chemical vapor deposition process.
9. The method of claim 1, wherein the barrier layer is tantalum, tantalum nitride, titanium, titanium nitride, tungsten, tungsten nitride, alloys thereof, derivatives thereof, or combinations thereof.
10. The method of claim 9, wherein the barrier layer is a tantalum nitride layer disposed on a tantalum layer.
16. A method for depositing materials on a substrate surface, comprising:
forming a barrier layer on a substrate, wherein the barrier layer is a metallic layer, a metal nitride layer, or combinations thereof;
exposing the substrate to dicobalt hexacarbonyl butylacetylene (CCTBA) and hydrogen to form a cobalt layer on the barrier layer during a vapor deposition process;
depositing a copper layer on the cobalt layer by a vapor deposition process, wherein the cobalt layer is metallic cobalt, cobalt boride, cobalt phosphide, or combinations thereof.
17. The method of claim 16, wherein the plasma is formed from nitrogen (N2), ammonia (NH3), hydrogen (H2), argon, helium, or combinations thereof.
18. The method of claim 17, wherein the cobalt layer is exposed to the plasma for a time period within a range from about 20 seconds to about 40 seconds, and the plasma is formed by a remote plasma source.
20. The method of claim 19, wherein the substrate is heated to a temperature within a range from about 100° C. to about 250° C. during the thermal chemical vapor deposition process.
23. The method of claim 16, wherein the barrier layer is tantalum, tantalum nitride, titanium, titanium nitride, tungsten, tungsten nitride, alloys thereof, derivatives thereof, or combinations thereof.
24. The method of claim 23, wherein the barrier layer is a tantalum nitride layer disposed on a tantalum layer.
forming a barrier layer on a substrate, wherein the barrier layer is selected from the group consisting of tantalum, tantalum nitride, titanium, titanium nitride, tungsten, tungsten nitride, alloys thereof, derivatives thereof, and combinations thereof;
This application is a continuation-in-part of U.S. Ser. No. 12/111,923, filed Apr. 29, 2008 now abandoned and is a continuation-in-part of U.S. Ser. No. 12/111,930, filed Apr. 29, 2008, now abandoned which are both continuation-in-parts of U.S. Ser. No. 11/733,929, filed Apr. 11, 2007, now U.S. Pat. No. 8,110,489 which are all herein incorporated by reference in their entirety. U.S. Ser. No. 11/733,929 claims benefit of U.S. Ser. No. 60/791,366, filed Apr. 11, 2006, and U.S. Ser. No. 60/863,939, filed Nov. 1, 2006, and is also a continuation-in-part of U.S. Ser. No. 11/456,073, filed Jul. 6, 2006, and issued as U.S. Pat. No. 7,416,979, which is a continuation of U.S. Ser. No. 10/845,970, filed May 14, 2004, and now abandoned, which is a continuation of U.S. Ser. No. 10/044,412, filed Jan. 9, 2002, and issued as U.S. Pat. No. 6,740,585, which is a continuation-in part of U.S. Ser. No. 09/916,234, filed Jul. 25, 2001, and now abandoned, which are all herein incorporated by reference in their entirety.
In one embodiment, dicobalt hexacarbonyl acetyl compounds may be used to form cobalt materials (e.g., cobalt layer 220) during a deposition process. Dicobalt hexacarbonyl acetyl compounds may have the chemical formula of (CO)6CO2(RC≡CR′), wherein R and R′ are independently selected from hydrogen, methyl, ethyl, propyl, isopropyl, butyl, tertbutyl, penta, benzyl, aryl, isomers thereof, derivatives thereof, or combinations thereof. In one example, dicobalt hexacarbonyl butylacetylene (CCTBA, (CO)6CO2(HC≡CtBu)) is the cobalt precursor. Other examples of dicobalt hexacarbonyl acetyl compounds include dicobalt hexacarbonyl methylbutylacetylene ((CO)6CO2(MeC≡CtBu)), dicobalt hexacarbonyl phenylacetylene ((CO)6CO2(HC≡CPh)), hexacarbonyl methylphenylacetylene ((CO)6CO2(MeC≡CPh)), dicobalt hexacarbonyl methylacetylene ((CO)6CO2(HC≡CMe)), dicobalt hexacarbonyl dimethylacetylene ((CO)6CO2(MeC≡CMe)), derivatives thereof, complexes thereof, plasmas thereof, or combinations thereof. Other exemplary cobalt carbonyl complexes include cyclopentadienyl cobalt bis(carbonyl) (CpCo(CO)2), tricarbonyl allyl cobalt ((CO)3Co(CH2CH═CH2)), derivatives thereof, complexes thereof, plasmas thereof, or combinations thereof.
Some exemplary cobalt precursors include methylcyclopentadienyl cobalt bis(carbonyl) (MeCpCo(CO)2), ethylcyclopentadienyl cobalt bis(carbonyl) (EtCpCo(CO)2), pentamethylcyclopentadienyl cobalt bis(carbonyl) (Me5 CpCo(CO)2), dicobalt octa(carbonyl) (CO2(CO)8), nitrosyl cobalt tris(carbonyl) ((ON)Co(CO)3), bis(cyclopentadienyl) cobalt, (cyclopentadienyl) cobalt (cyclohexadienyl), cyclopentadienyl cobalt (1,3-hexadienyl), (cyclobutadienyl) cobalt (cyclopentadienyl), bis(methylcyclopentadienyl) cobalt, (cyclopentadienyl) cobalt (5-methylcyclopentadienyl), bis(ethylene) cobalt (pentamethylcyclopentadienyl), cobalt tetracarbonyl iodide, cobalt tetracarbonyl trichlorosilane, carbonyl chloride tris(trimethylphosphine) cobalt, cobalt tricarbonyl-hydrotributylphosphine, acetylene dicobalt hexacarbonyl, acetylene dicobalt pentacarbonyl triethylphosphine, derivatives thereof, complexes thereof, plasmas thereof, or combinations thereof.
US4500409 27 Dic 1983 19 Feb 1985 Varian Associates, Inc. Magnetron sputter coating source for both magnetic and non magnetic target materials
US5519373 28 Dic 1994 21 May 1996 Shin-Etsu Chemical Co., Ltd. Dipole ring magnet for use in magnetron sputtering or magnetron etching
US5527438 16 Dic 1994 18 Jun 1996 Applied Materials, Inc. Cylindrical sputtering shield
US5544771 22 Jun 1995 13 Ago 1996 Samsung Electronics Co., Ltd. Method for manufacturing a collimator
US5589039 28 Jul 1995 31 Dic 1996 Sony Corporation In-plane parallel bias magnetic field generator for sputter coating magnetic materials onto substrates
US5597462 24 Jun 1994 28 Ene 1997 Hyundai Electronics Industries Co., Ltd. Condensing device for sputtering device
US5650052 4 Oct 1995 22 Jul 1997 Edelstein; Sergio Variable cell size collimator
US5660744 19 Jun 1995 26 Ago 1997 Kabushiki Kaisha Toshiba Plasma generating apparatus and surface processing apparatus
US5666247 9 May 1995 9 Sep 1997 Seagate Technology, Inc. No-field, low power FeMn deposition giving high exchange films
US5728276 21 Ago 1995 17 Mar 1998 Tel Varian Limited Treatment apparatus
US5736021 10 Jul 1996 7 Abr 1998 Applied Materials, Inc. Electrically floating shield in a plasma reactor
US5744016 16 Ene 1997 28 Abr 1998 Nec Corporation Sputtering apparatus
US5785763 29 Ago 1995 28 Jul 1998 Nec Corporation Electron-gun evaporation system having evaporation-source stream regulator
US5886864 2 Dic 1996 23 Mar 1999 Applied Materials, Inc. Substrate support member for uniform heating of a substrate
US5899720 22 Dic 1995 4 May 1999 Nec Corporation Process of fabricating salicide structure from high-purity reproducible cobalt layer without sacrifice of leakage current and breakdown voltage of P-N junction
US5902129 7 Abr 1997 11 May 1999 Lsi Logic Corporation Process for forming improved cobalt silicide layer on integrated circuit structure using two capping layers
US5913145 * 28 Ago 1997 15 Jun 1999 Texas Instruments Incorporated Method for fabricating thermally stable contacts with a diffusion barrier formed at high temperatures
US5945008 26 Sep 1995 31 Ago 1999 Sony Corporation Method and apparatus for plasma control
US5954929 30 Oct 1996 21 Sep 1999 Mitsubishi Materials Corporation Deposition-preventing part for physical vapor deposition apparatuses
US6007403 17 Nov 1997 28 Dic 1999 Urspringer; Steven E. Flexible constrictor for inflatable bodies
US6014943 11 Sep 1997 18 Ene 2000 Tokyo Electron Limited Plasma process device
US6033537 22 Dic 1997 7 Mar 2000 Kabushiki Kaisha Toshiba Sputtering target and method of manufacturing a semiconductor device
US6156170 17 Ago 1999 5 Dic 2000 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Magnetron sputtering apparatus
US6165807 25 Ene 1999 26 Dic 2000 Taiwan Smiconductor Manufacturing Company Method for forming junction leakage monitor for mosfets with silicide contacts
US6171922 1 Sep 1993 9 Ene 2001 National Semiconductor Corporation SiCr thin film resistors having improved temperature coefficients of resistance and sheet resistance
US6218716 17 Mar 2000 17 Abr 2001 Taiwan Semiconductor Manufacturing Company Enhanced structure for salicide MOSFET
US6221766 16 Feb 1999 24 Abr 2001 Steag Rtp Systems, Inc. Method and apparatus for processing refractory metals on semiconductor substrates
US6225176 22 Feb 1999 1 May 2001 Advanced Micro Devices, Inc. Step drain and source junction formation
US6251759 3 Oct 1998 26 Jun 2001 Applied Materials, Inc. Method and apparatus for depositing material upon a semiconductor wafer using a transition chamber of a multiple chamber semiconductor wafer processing system
US6326306 * 15 Feb 2001 4 Dic 2001 United Microelectronics Corp. Method of forming copper dual damascene structure
US6495854 30 Dic 1999 17 Dic 2002 International Business Machines Corporation Quantum computing with d-wave superconductors
US6592728 4 Ago 1998 15 Jul 2003 Veeco-Cvc, Inc. Dual collimated deposition apparatus and method of use
US6692617 8 May 1997 17 Feb 2004 Applied Materials, Inc. Sustained self-sputtering reactor having an increased density plasma
US6730197 14 Mar 2002 4 May 2004 Data Storage Institute Oblique deposition apparatus
US6936528 17 Oct 2003 30 Ago 2005 Samsung Electronics Co., Ltd. Method of forming cobalt silicide film and method of manufacturing semiconductor device having cobalt silicide film
US7172967 23 Ago 2004 6 Feb 2007 Samsung Electronics Co., Ltd. Methods for forming cobalt layers including introducing vaporized cobalt precursors and methods for manufacturing semiconductor devices using the same
US7211506 30 Jun 2004 1 May 2007 Samsung Electronics Co., Ltd. Methods of forming cobalt layers for semiconductor devices
US20010003063 * 19 Dic 2000 7 Jun 2001 Hu Yongjun Jeff Electrochemical cobalt silicide liner for metal contact fills and damascene processes
US20010043453 21 Dic 2000 22 Nov 2001 Narwankar Pravin K. Method of forming metal electrodes
US20020019127 * 18 Oct 2001 14 Feb 2002 Micron Technology, Inc. Interconnect structure and method of making
US20030015421 20 Jul 2001 23 Ene 2003 Applied Materials, Inc. Collimated sputtering of cobalt
US20030019745 14 Mar 2002 30 Ene 2003 Data Storage Institute. Oblique deposition apparatus
US20030146084 5 Feb 2002 7 Ago 2003 Jianming Fu Sputtering of aligned magnetic materials and magnetic dipole ring used therefor
US20030201538 20 May 2003 30 Oct 2003 Jong-Won Lee Method of forming metal interconnection using plating and semiconductor device manufactured by the method
US20030228745 10 Jun 2002 11 Dic 2003 Water Lur Method and system for making cobalt silicide
US20040021164 3 Ene 2003 5 Feb 2004 Chul-Sung Kim DRAM semiconductor device and method for fabricating the same
US20040077158 10 Jun 2003 22 Abr 2004 Hyeon-Ill Um Method of manufacturing semiconductor device through salicide process
US20040140205 12 Ene 2004 22 Jul 2004 Jianming Fu Rotational and reciprocal radial movement of a sputtering magnetron
US20040203233 6 Abr 2004 14 Oct 2004 Sang-Bom Kang Compositions for depositing a metal layer and methods of forming a metal layer using the same
US20040207093 17 Abr 2003 21 Oct 2004 Sey-Shing Sun Method of fabricating an alloy cap layer over CU wires to improve electromigration performance of CU interconnects
US20040216998 28 May 2004 4 Nov 2004 Jianming Fu Cover ring and shield supporting a wafer ring in a plasma reactor
US20050064706 23 Ago 2004 24 Mar 2005 Hyun-Su Kim Methods for forming cobalt layers including introducing vaporized cobalt precursors and methods for manufacturing semiconductor devices using the same
US20050196960 26 Abr 2005 8 Sep 2005 Kyeong-Mo Koo Method of forming metal silicide film and method of manufacturing semiconductor device having metal silicide film
US20070202254 11 Abr 2007 30 Ago 2007 Seshadri Ganguli Process for forming cobalt-containing materials
US20080268635 29 Abr 2008 30 Oct 2008 Sang-Ho Yu Process for forming cobalt and cobalt silicide materials in copper contact applications
US20090004850 29 Abr 2008 1 Ene 2009 Seshadri Ganguli Process for forming cobalt and cobalt silicide materials in tungsten contact applications
CN1314225C 24 Oct 2003 2 May 2007 中兴通讯股份有限公司 System for realizing open telecommunication business based on XML file and thereof
CN101159253A 31 Oct 2007 9 Abr 2008 日月光半导体制造股份有限公司 Metallic layer structure under projection, crystal round structure and forming method of the same
EP1146548A1 17 Nov 1999 17 Oct 2001 Tokyo Electron Limited Vacuum processing system
JP2000212752A Título no disponible
JP2001095821A Título no disponible
JP2001144094A Título no disponible
JP2007123853A Título no disponible
JPH0547666B2 Título no disponible
JPH0860355A Título no disponible
JPH02246161A Título no disponible
JPH02298263A Título no disponible
JPH03140487A Título no disponible
JPH04291916A Título no disponible
JPH05195213A Título no disponible
JPH05206036A Título no disponible
JPH05234899A Título no disponible
JPH05270997A Título no disponible
JPH05311419A Título no disponible
JPH06224138A Título no disponible
JPH07300649A Título no disponible
JPH11195620A Título no disponible
JPS5898917A Título no disponible
JPS61174725A Título no disponible
WO1998051838A1 15 May 1998 19 Nov 1998 Applied Materials, Inc. Low resistivity w using b2h¿6?
WO1999001595A1 3 Jul 1998 14 Ene 1999 Asm Microchemistry Ltd Method and apparatus for growing thin films
WO1999029924A1 9 Dic 1998 17 Jun 1999 Asm Microchemistry Ltd. Method for coating inner surfaces of equipment
WO1999065064A1 4 Jun 1999 16 Dic 1999 A.S.M. International N.V. Method and device for transferring wafers
WO2002008488A1 20 Jul 2001 31 Ene 2002 Asm Microchemistry Oy Method of growing a thin film onto a substrate
WO2003023835A1 6 Ago 2001 20 Mar 2003 Genitech Co., Ltd. Plasma enhanced atomic layer deposition (peald) equipment and method of forming a conducting thin film using the same thereof
WO2004008491A2 10 Jul 2003 22 Ene 2004 Aviza Technology, Inc. Thermal processing system and configurable vertical chamber
WO2007121249A2 11 Abr 2007 25 Oct 2007 Applied Materials, Inc. Process for forming cobalt-containing materials
3 Asamaki et al. "Filing of Sub-μm Through-holes by Self-sputter Deposition," Japanese Journal of Applied Physics, vol. 33, (1994), Part 1, No. 8, Aug. 1999, pp. 4566-4569.
4 Booyong S. Lim et al, "Atomic Layer Deposition of Transition Metals." Nature Materials, Nov. 2003, vol. 2, pp. 749-754.
7 Clark-Phelps, et al. "Engineered Tantalum Aluminate and Hafnium Aluminate ALD Films for Ultrathin Dielectric Films with Improved Electrical and Thermal Properties," Mat. Res. Soc. Symp. Proc. vol. 670, (2001), pp. K2.2.1-K2.2.6.
9 Eisenbraun, et al. "Atomic Layer Deposition (ALD) of Tantalum-based materials for zero thickness copper barrier applications," Proceedings of the IEEE 2001 International Interconnect Technology Conference (Cat. No. 01EX461), 2001.
11 Froment, et al. "Nickel vs. Cobalt silicide integration for sub-50-nm CMOS," European Solid-State Device Research, 2003. ESSDERC '03. 33rd Conference on Sep. 16-18, 2003, pp. 215-218.
15 Hwang, et al. "Nanometer-Size alpha-PbO2-type TiO2 in Garnet: A Thermobarometer for Ultrahigh-Pressure Metamorphism," Science vol. 288, (Apr. 14, 2000), pp. 321-324.
16 Hwang, et al. "Nanometer-Size α-PbO2-type TiO2 in Garnet: A Thermobarometer for Ultrahigh-Pressure Metamorphism," Science vol. 288, (Apr. 14, 2000), pp. 321-324.
17 Inoue, et al. "A New Cobalt Salicide Technology for 0.15-mum CMOS Devices," IEEE Transactions on Electron Devices, vol. 45, No. 11, (Nov. 1998), pp. 2312-2318.
18 Inoue, et al. "A New Cobalt Salicide Technology for 0.15-μm CMOS Devices," IEEE Transactions on Electron Devices, vol. 45, No. 11, (Nov. 1998), pp. 2312-2318.
19 Johnson "Magnetoelectronic memories last and last . . . " IEEE Spectrum, Feb. 2000, pp. 33-40.
21 Kim, et al. "Investigation of Chemical Vapor Deposition (CVD)-Derived Cobalt Silicidation for the Improvement of Contact Resistance," Japanese Journal of Applied Physics, vol. 44, No. 6A, 2005, pp. 3828-3831.
22 Klaus, et al. "Atomic Layer Deposition of SiO2 Using Catalyzed and Uncatalyzed Self-Limiting Surface Reactions," Surface Review and Letters, vol. 6, Nos. 3 & 4, (1999), pp. 435-448.
23 Klaus, et al. "Atomically Controlled Growth of Tungsten and Tungsten Nitride Using Sequential Surface Reactions," Applied Surface Science, 162-163 (2000), pp. 479-491.
24 Kotaki et al. "Novel Oxygen Free Titanium Silicidation (OFS) Processing for Low Resistance and Termally Stable SALICIDE (Self-Aligned Silicide) in Deep Submicron Dual Gate CMOS, (Complementary Metal-Oxide Semiconductors)", Jpn. J. Appl. Phys. vol. 34 (1995), Part 1, No. 2B, Feb. 1995, pp. 776-781.
25 Kukli, et al. "Atomic Layer Epitaxy Growth of Tantalum Oxide Thin Films from Ta(OC2H5)5 and H2O," Journal of the Electrochemical Society, vol. 142, No. 5, May 1995; pp. 1670-1675.
26 Kukli, et al. "In situ Study of Atomic Layer Epitaxy Growth of Tantalum Oxide Thin Films From Ta(OC2H5)5 and H2O," Applied Surface Science, vol. 112, Mar. 1997, pp. 236-242.
27 Kukli, et al. "Properties of {Nb1-xTax}2O5Solid Solutions and {Nb1-xTax}2O5-ZrO2 Nanolaminates Grown by Atomic Layer Epitaxy," NanoStrucutred Materials, vol. 8, No. 7, Elsevier Science Ltd., 1997; pp. 785-793.
28 Kukli, et al. "Properties of Ta2O5-Based Dielectric Nanolaminates Deposited by Atomic Layer Epitaxy," Journal of the Electrochemical Society, vol. 144, No. 1, Jan. 1997; pp. 300-306.
29 Lavoie, et al. "Effects of Alloying Elements on Cobalt Silicide Formation," NSLS Activity Report, Science Highlights, 2001, pp. 2-16-2-20.
30 Lavoie, et al. "Nickel silicide technology," Silicide Technol. Intergr. Circuits, 2004, pp. 95-151.
31 Lee, et al. "Highly conformal deposition obtained of pure Co Films by MOCVD using Co2(CO)8 as a Co precursor," http:/www.samsung.com/AboutSAMSUNG.ELECTRONICSGLOBAL/SocialCommitment/HumantechThese/WinningPapers/downloads/11th/silverproze/LeeJeongGil.pdf, (2006).
32 Lee, et al. "Pulsed Nucleation for Ultra-High Aspect Ratio Tungsten Plugfill," Materials Research Society, 2002, pp. 649-653.
33 Lim, et al. "Atomic layer deposition of transition metals," Nature Materials, vol. 2, Nov. 2003, pp. 749-754.
34 Liu et al. "New rare-earth permanent magnets with an intrinsic coercivity of 10 kOe at 500° C.," Journal of Applied Physics, vol. 85, No. 8, Apr. 15, 1999, pp. 5660-5662.
35 Martensson, et al. "Use of Atomic Layer Epitaxy for Fabrication of Si/TiN/Cu Structures," J. Vac. Sci. & Tech. B, vol. 17, No. 5, (Sep. 1999), pp. 2122-2128.
36 Min, et al. "Atomic Layer Deposition of TiN Thin Films by Sequential Introduction of Ti Precursor and NH3," Mat. Res. Soc. Symp. Proc. vol. 514 (1998), pp. 337-343.
37 Min, et al. "Chemical Vapor Deposition of Ti-Si-N Films With Alternating Source Supply," Mat. Rec. Soc. Symp. Proc. vol. (1999), pp. 207-210.
38 Min, et al. "Metal-organic Atomic-layer Deposition of Titanium-silicon-nitride films," Applied Physics Letters, vol. 75, No. 11 (Sep. 13, 1999), pp. 1521-1523.
39 Murarka et al., "Copper Metallization for ULSI and Beyond," Critical Reviews in Solid State and Materials Sciences, vol. 20, No. 2, (1995) pp. 87-124.
40 Niinisto, et al. "Synthesis of Oxide Thin Films and Overlayers by Atomic Layer Epitaxy for Advanced Applications," Materials Science and Engineering B41 (1996) pp. 23-29.
41 Notice of First Office Action dated Dec. 5, 2013 for Chinese Patent Application No. 200980134172.5.
42 Notice of First Office Action dated Jan. 3, 2011 for Korean Patent Application No. 10-2008-7027610.
43 Notice of First Office Action dated May 10, 2010 for Chinese Patent Application No. 200780021549.7.
44 Office Action dated Dec. 3, 2013 for Japanese Patent Application No. 2011-525098.
45 Office Action for Chinese Application No. 200980134172.5 dated Apr. 15, 2014, 12 pages.
46 Office Action for Chinese Application No. 200980134172.5 dated Aug. 8, 2013, 11 pages.
47 Park, et al. "Performance improvement of MOSFET with HfO2-Al2O3 laminate gate dielectric and CVD-TaN metal gate deposited by TAIMATA," Electron Devices Meeting, 2003, IEDM '03 Technical Digest. IEEE International Dec. 8-10, 2003, pp. 13.6.1-13.6.4.
48 Parkin et al. "Exchange-biased magnetic tunnel junctions and application to nonvolatile magnetic random access memory (invited)," Journal of Applied Physics, vol. 85, No. 8, Apr. 15, 1999, pp. 5828-5833.
49 PCT International Partial Search Report for International Application No. PCT/US02/23578 dated Apr. 15, 2004.
50 PCT International Partial Search Report for International Application No. PCT/US02/23581 dated Sep. 9, 2003.
51 PCT International Search Report and Written Opinion dated Mar. 23, 2010 for International Application No. PCT/US2009/054307.
52 PCT International Search Report and Written Opinion dated Oct. 23, 2007 for International Application No. PCT/US 07/66442.
53 PCT International Search Report and Written Opinion for International Application No. PCT/US2009/042165, dated Dec. 17, 2009.
54 PCT International Search Report for International Application No. PCT/US02/23578 dated Jul. 8, 2004.
55 PCT International Written Opinion for International Application No. PCT/US02/23578 dated Feb. 11, 2005.
56 Posadowski et al. "Sustained self-sputtering using a direct current magnetron source," Journal of Vacuum Science and Technology, A vol. 11, No. 6, Nov./Dec. 1993, pp. 2980-2984.
59 Ritala, et al. "Atomic Layer Epitaxy Growth of TiN Thin Films From Til4 and NH3," J. Electrochem. Soc., vol. 145, No. 8 (Aug. 1998), pp. 2914-2920.
60 Ritala, et al. "Atomic Layer Epitaxy Growth of TiN Thin Films," J. Electrochem. Soc., vol. 142, No. 8, Aug. 1995, pp. 2731-2737.
62 Ritala, et al. "Growth of Titanium Dioxide Thin Films by Atomic Layer Epitaxy," Thin Solid Films, vol. 225, No. 1-2 (Mar. 25, 1993), pp. 288-295.
63 Ritala, et al. "Perfectly Conformal TiN and Al2O3 Films Deposited by Atomic Layer Deposition," Chemical Vapor Deposition, Jan. 1999, 5, No. 1, pp. 6-9.
64 Ritala, et al. "Surface Roughness Reduction in Atomic Layer Epitaxy Growth of Titanium Dioxide Thin Films," Thin Solid-Films, vol. 249, No. 2 (Sep. 15, 1994), pp. 155-162.
65 Rossnagel, et al. "Plasma-enhanced Atomic Layer Deposition of Ta and Ti for Interconnect Diffusion Barriers," J. Vacuum Sci. & Tech. B., vol. 18, No. 4 (Jul. 2000), pp. 2016-2020.
67 Tehrani et al., "High density submicron magnetoresistive random access memory (invited)," Journal of Applied Physics, vol. 85, No. 8, Apr. 15, 1999, pp. 5822-5827.
68 Yang, et al. "Atomic Layer Deposition of Tungsten Film from WF6/B2H6: Nucleation Layer for Advanced Semiconductor Devices," Conference Proceedings ULSI XVII (2002), Materials Research Society, pp. 655-660.
69 Yun, et al. "Highly Scalable PVD/CVD-Cobalt Bilayer Salicidation Technology for sub-50nm CMOSFETs," 207th ECS Meeting-Quebec City, Canada, May 15-20, 2005.
70 Zorpette, "The Quest for the SP", IEEE Spectrum, Dec. 2001, pp. 30-35.
US9728414 24 Jun 2014 8 Ago 2017 Cypress Semiconductor Corporation Method of depositing copper using physical vapor deposition
US20140377949 * 25 Jun 2014 25 Dic 2014 Spansion Llc Method of depositing copper using physical vapor deposition
Clasificación internacional B05D5/12, C23C16/16, H01L21/285, C23C16/18, H01L21/768, C23C16/42, C23C16/56
Clasificación cooperativa H01L21/28568, H01L21/76873, H01L21/76871, C23C16/16, H01L21/28556, C23C16/42, C23C16/56, H01L21/76846, H01L21/76864, C23C16/18, H01L21/76862, H01L21/28562
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Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LU, JIANG;HA, HYOUNG-CHAN;MA, PAUL;AND OTHERS;SIGNING DATES FROM 20081030 TO 20081103;REEL/FRAME:021857/0461