JP2015038880A - リチウムイオンバッテリ - Google Patents
リチウムイオンバッテリ Download PDFInfo
- Publication number
- JP2015038880A JP2015038880A JP2014205444A JP2014205444A JP2015038880A JP 2015038880 A JP2015038880 A JP 2015038880A JP 2014205444 A JP2014205444 A JP 2014205444A JP 2014205444 A JP2014205444 A JP 2014205444A JP 2015038880 A JP2015038880 A JP 2015038880A
- Authority
- JP
- Japan
- Prior art keywords
- citric acid
- solution
- deposited
- electrode
- potential
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910001416 lithium ion Inorganic materials 0.000 title abstract description 25
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 22
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 87
- 238000000034 method Methods 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 34
- 230000009467 reduction Effects 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims description 113
- 239000000243 solution Substances 0.000 claims description 45
- 238000004070 electrodeposition Methods 0.000 claims description 28
- 238000001556 precipitation Methods 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 229940075397 calomel Drugs 0.000 claims description 4
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 claims description 4
- 150000003385 sodium Chemical class 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 3
- XDMXNXNLJCQUHV-UHFFFAOYSA-N antimony;copper(1+) Chemical compound [Cu+].[Cu+].[Cu+].[Sb] XDMXNXNLJCQUHV-UHFFFAOYSA-N 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 3
- -1 Thereby Substances 0.000 claims description 2
- 239000002070 nanowire Substances 0.000 abstract description 64
- 238000009792 diffusion process Methods 0.000 abstract description 13
- 229910016345 CuSb Inorganic materials 0.000 abstract description 2
- 239000005518 polymer electrolyte Substances 0.000 abstract description 2
- YASYEJJMZJALEJ-UHFFFAOYSA-N Citric acid monohydrate Chemical compound O.OC(=O)CC(O)(C(O)=O)CC(O)=O YASYEJJMZJALEJ-UHFFFAOYSA-N 0.000 abstract 1
- 230000035515 penetration Effects 0.000 abstract 1
- 239000010409 thin film Substances 0.000 description 75
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 43
- 229910052802 copper Inorganic materials 0.000 description 40
- 229920000642 polymer Polymers 0.000 description 32
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 30
- 238000000151 deposition Methods 0.000 description 25
- 230000008021 deposition Effects 0.000 description 22
- 239000000463 material Substances 0.000 description 20
- 229910052744 lithium Inorganic materials 0.000 description 19
- 239000010408 film Substances 0.000 description 17
- 238000002484 cyclic voltammetry Methods 0.000 description 16
- 229910052751 metal Inorganic materials 0.000 description 15
- 239000002184 metal Substances 0.000 description 15
- 239000010931 gold Substances 0.000 description 14
- 229910052697 platinum Inorganic materials 0.000 description 14
- 229910052787 antimony Inorganic materials 0.000 description 13
- 239000003792 electrolyte Substances 0.000 description 13
- 239000011701 zinc Substances 0.000 description 13
- 239000010405 anode material Substances 0.000 description 12
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 12
- 229910052737 gold Inorganic materials 0.000 description 12
- 230000002829 reductive effect Effects 0.000 description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 11
- 239000010410 layer Substances 0.000 description 11
- 239000011148 porous material Substances 0.000 description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- 238000002441 X-ray diffraction Methods 0.000 description 10
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 10
- 238000000576 coating method Methods 0.000 description 10
- IWZAEAAZXRSXPX-UHFFFAOYSA-N 2-(4-ethenylpyridin-2-yl)-4-methylpyridine Chemical compound CC1=CC=NC(C=2N=CC=C(C=C)C=2)=C1 IWZAEAAZXRSXPX-UHFFFAOYSA-N 0.000 description 9
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 9
- 230000008901 benefit Effects 0.000 description 9
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- 238000006116 polymerization reaction Methods 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 229910000765 intermetallic Inorganic materials 0.000 description 7
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- 239000002245 particle Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000011572 manganese Substances 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 229910052725 zinc Inorganic materials 0.000 description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 241000894007 species Species 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000003491 array Methods 0.000 description 4
- 239000010406 cathode material Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
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- 230000007547 defect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
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- 238000006479 redox reaction Methods 0.000 description 4
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- 229940071182 stannate Drugs 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 229910016964 MnSb Inorganic materials 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000007983 Tris buffer Substances 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003929 acidic solution Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000009830 intercalation Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000006138 lithiation reaction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
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- 239000002073 nanorod Substances 0.000 description 3
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- 238000003786 synthesis reaction Methods 0.000 description 3
- 238000002207 thermal evaporation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- DRGAZIDRYFYHIJ-UHFFFAOYSA-N 2,2':6',2''-terpyridine Chemical compound N1=CC=CC=C1C1=CC=CC(C=2N=CC=CC=2)=N1 DRGAZIDRYFYHIJ-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229910013684 LiClO 4 Inorganic materials 0.000 description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 2
- 229910014689 LiMnO Inorganic materials 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000013590 bulk material Substances 0.000 description 2
- 238000005341 cation exchange Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229940011182 cobalt acetate Drugs 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000008139 complexing agent Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000002001 electrolyte material Substances 0.000 description 2
- ZSWFCLXCOIISFI-UHFFFAOYSA-N endo-cyclopentadiene Natural products C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 description 2
- 239000000374 eutectic mixture Substances 0.000 description 2
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical compound [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000002687 intercalation Effects 0.000 description 2
- 239000003446 ligand Substances 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000013580 millipore water Substances 0.000 description 2
- 239000002090 nanochannel Substances 0.000 description 2
- 239000002071 nanotube Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
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- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000003980 solgel method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 241000270728 Alligator Species 0.000 description 1
- ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical group N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 description 1
- 239000004135 Bone phosphate Substances 0.000 description 1
- WFWWASXQQYUQGU-UHFFFAOYSA-M C[N+](C)(C)C.C=CC(OCCCS([O-])(=O)=O)=O Chemical compound C[N+](C)(C)C.C=CC(OCCCS([O-])(=O)=O)=O WFWWASXQQYUQGU-UHFFFAOYSA-M 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- IWYRWIUNAVNFPE-UHFFFAOYSA-N Glycidaldehyde Chemical compound O=CC1CO1 IWYRWIUNAVNFPE-UHFFFAOYSA-N 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910021607 Silver chloride Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910021626 Tin(II) chloride Inorganic materials 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- XUGISPSHIFXEHZ-GPJXBBLFSA-N [(3r,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] acetate Chemical compound C1C=C2C[C@H](OC(C)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 XUGISPSHIFXEHZ-GPJXBBLFSA-N 0.000 description 1
- GVJNTKYYZXDYAH-UHFFFAOYSA-K [Cu+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O Chemical class [Cu+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O GVJNTKYYZXDYAH-UHFFFAOYSA-K 0.000 description 1
- ORUCDOXAKFCOJF-UHFFFAOYSA-N [O-2].[Mg+2].[Li+] Chemical compound [O-2].[Mg+2].[Li+] ORUCDOXAKFCOJF-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001462 antimony Chemical class 0.000 description 1
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Inorganic materials O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 1
- OMBMSYHTUZQOEY-UHFFFAOYSA-K antimony(3+);2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Sb+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O OMBMSYHTUZQOEY-UHFFFAOYSA-K 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
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- 238000007705 chemical test Methods 0.000 description 1
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- 150000001875 compounds Chemical class 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
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- 229910001431 copper ion Inorganic materials 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
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- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- FWBOFUGDKHMVPI-UHFFFAOYSA-K dicopper;2-oxidopropane-1,2,3-tricarboxylate Chemical compound [Cu+2].[Cu+2].[O-]C(=O)CC([O-])(C([O-])=O)CC([O-])=O FWBOFUGDKHMVPI-UHFFFAOYSA-K 0.000 description 1
- IZDJJEMZQZQQQQ-UHFFFAOYSA-N dicopper;tetranitrate;pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O IZDJJEMZQZQQQQ-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
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- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 229910021397 glassy carbon Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000155 in situ X-ray diffraction Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004502 linear sweep voltammetry Methods 0.000 description 1
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- KJANQIAMOJJHKB-UHFFFAOYSA-N lithium;3-prop-2-enoyloxypropane-1-sulfonic acid Chemical compound [Li].OS(=O)(=O)CCCOC(=O)C=C KJANQIAMOJJHKB-UHFFFAOYSA-N 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
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Abstract
【解決手段】陽極のナノワイヤアレイ(10)を形成するための方法が、選択されたモル濃度のCu2+と、選択された濃度のSb3+とを含むクエン酸水溶液を用意するステップ、前記クエン酸からHCit2−とCit3−の混合物が形成され、Sbへの還元電位とCuへの還元電位との差が最小となるように、溶液のpHを上げるステップ、導電性基板(12)に選択された負電位をかけるステップを備え、Cu2Sbが導電性基板(12)に電着される方法。
【選択図】図1C
Description
本発明は、米国国立科学財団によってコロラド州立大学に与えられた契約書番号ECS0709412下の政府支援で創作された。当該政府は、本発明に一定の権利を有する。
本出願は、仮出願:(a)シリアル番号61/030,868の2008年2月22日に提出されたAmy L.Prietoらによる「Electrodeposition of Cu2Sb For Li−Ion Batteries From Aqueous Solution At Ambient Conditions」と;(b)シリアル番号61/083,764の2008年7月25日に提出されたAmy L.Prietoらによる「Three−Dimensional Lithium−Ion Battery With Nanoscale Dimensions」と;(c)シリアル番号61/111,268の2008年11月04日に提出されたAmy L.Prietoらによる「Conformal Coating Of Nanowire Arrays Via Electroreductive Polymerization」と;また(d)シリアル番号61/116,162の2008年11月19日に提出されたAmy L.Prietoらによる「Electrochemically Reduced Lithium−Ion Conducting Polymer Films Of Acrylates」と、の利益を主張し、これら仮出願は本書により組み込まれ、これらが開示し、教示するもの全てについて本書で参照される。
陰極の準備:
電解質I:ポリ[亜鉛(4−ビニル−4’メチル−2,2’−ビピリジン)3](PF6)2
電解質II:アクリル酸塩:
陽極材料:
Claims (20)
- 導電性基板の上に銅アンチモニドを電着させる方法であって、
選択されたモル濃度のCu2+と選択されたモル濃度のSb3+とを、Sb3+の沈殿が生じないように十分なクエン酸を含む水溶液に入れた溶液を用意するステップと、
前記クエン酸からHCit2−とCit3−の混合物が形成され、Sb3+からSbへの還元電位とCu2+からCuへの還元電位との差が最小となるように、前記溶液のpHを上げるステップと、
前記導電性基板に選択された負電位をかけるステップとを具え、
これによりCu2Sbが基板上に電着されることを特徴とする方法。 - 請求項1に記載の方法において、前記Cu2+の選択されたモル濃度は、前記Sb3+の選択されたモル濃度の2倍であることを特徴とする方法。
- 請求項1に記載の方法において、前記クエン酸の濃度は、Sb3+が確実に溶解する最小の濃度が選択されることを特徴とする方法。
- 請求項1に記載の方法において、前記選択された負電位は、飽和ナトリウムカロメル電極に対して約−0.8Vから−1.2Vの間であることを特徴とする方法。
- 請求項4に記載の方法において、前記選択された負電位は、飽和ナトリウムカロメル電極に対して約−1.05Vであることを特徴とする方法。
- 請求項1に記載の方法において、前記選択された負電位が連続的にかけられることを特徴とする方法。
- 請求項6に記載の方法において、前記選択された負電位は、前記基板の上に選択された量の銅アンチモニドが体積されるまでかけられることを特徴とする方法。
- 請求項6に記載の方法において、前記選択された負電位は、前記電着の間は一定であることを特徴とする方法。
- 請求項1に記載の方法において、前記Sb3+はSb2O3の溶解から得られることを特徴とする方法。
- 請求項1に記載の方法において、前記Cu2+はCu(NO3)2の溶解から得られることを特徴とする方法。
- 請求項1に記載の方法において、前記Sb3+の選択されたモル濃度は0.05Mであることを特徴とする方法。
- 請求項11に記載の方法において、前記クエン酸の選択された濃度は、約0.2M乃至約0.8Mであることを特徴とする方法。
- 請求項12に記載の方法において、前記クエン酸の選択された濃度は、約0.4Mであることを特徴とする方法。
- 請求項11に記載の方法において、前記溶液のpHは約6であることを特徴とする方法。
- 請求項1に記載の方法において、前記導電性基板の表面は複雑な形状を有することを特徴とする方法。
- 請求項1に記載の方法において、前記Cu2Sbは電着後の焼きなまし工程を行うことなく電着されることを特徴とする方法。
- 請求項1に記載の方法において、前記選択された負電位は、電着中にパルス適用されることを特徴とする方法。
- 請求項17に記載の方法において、前記パルスの継続期間と衝撃係数は個別に制御されることを特徴とする方法。
- 請求項18に記載の方法において、前記パルスの継続期間は約5ms乃至約50000msであることを特徴とする方法。
- 請求項18に記載の方法において、前記パルスの衝撃係数は約1%乃至約99%であることを特徴とする方法。
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JP5665082B2 (ja) | 2015-02-04 |
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