CN101556888B - 热发射电子源的制备方法 - Google Patents
热发射电子源的制备方法 Download PDFInfo
- Publication number
- CN101556888B CN101556888B CN2008100665705A CN200810066570A CN101556888B CN 101556888 B CN101556888 B CN 101556888B CN 2008100665705 A CN2008100665705 A CN 2008100665705A CN 200810066570 A CN200810066570 A CN 200810066570A CN 101556888 B CN101556888 B CN 101556888B
- Authority
- CN
- China
- Prior art keywords
- carbon nano
- tube
- electron source
- emission electron
- stranded wire
- 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.)
- Active
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 42
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 191
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 156
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 156
- 239000002238 carbon nanotube film Substances 0.000 claims abstract description 70
- 239000000463 material Substances 0.000 claims abstract description 69
- 229910052799 carbon Inorganic materials 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 23
- 239000002904 solvent Substances 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 13
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Chemical group [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 claims description 12
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 claims description 12
- DHEQXMRUPNDRPG-UHFFFAOYSA-N strontium nitrate Chemical compound [Sr+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O DHEQXMRUPNDRPG-UHFFFAOYSA-N 0.000 claims description 12
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 5
- CSSYLTMKCUORDA-UHFFFAOYSA-N barium(2+);oxygen(2-) Chemical compound [O-2].[Ba+2] CSSYLTMKCUORDA-UHFFFAOYSA-N 0.000 claims description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000292 calcium oxide Substances 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 238000005470 impregnation Methods 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052776 Thorium Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract description 2
- 230000003213 activating effect Effects 0.000 abstract 1
- 238000010297 mechanical methods and process Methods 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 35
- 239000000243 solution Substances 0.000 description 15
- 239000007789 gas Substances 0.000 description 10
- 239000008187 granular material Substances 0.000 description 9
- 238000005411 Van der Waals force Methods 0.000 description 6
- 150000001721 carbon Chemical class 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002048 multi walled nanotube Substances 0.000 description 4
- 238000000967 suction filtration Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000002079 double walled nanotube Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000002109 single walled nanotube Substances 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical group [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000002784 hot electron Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 229910021392 nanocarbon Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/14—Solid thermionic cathodes characterised by the material
Abstract
Description
Claims (15)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100665705A CN101556888B (zh) | 2008-04-11 | 2008-04-11 | 热发射电子源的制备方法 |
US12/381,576 US8070548B2 (en) | 2008-04-11 | 2009-03-12 | Method for making thermal electron emitter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100665705A CN101556888B (zh) | 2008-04-11 | 2008-04-11 | 热发射电子源的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101556888A CN101556888A (zh) | 2009-10-14 |
CN101556888B true CN101556888B (zh) | 2011-01-05 |
Family
ID=41164325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100665705A Active CN101556888B (zh) | 2008-04-11 | 2008-04-11 | 热发射电子源的制备方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8070548B2 (zh) |
CN (1) | CN101556888B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008099638A1 (ja) * | 2007-02-15 | 2008-08-21 | Nec Corporation | カーボンナノチューブ抵抗体、半導体装置、カーボンナノチューブ抵抗体及び半導体装置の製造方法 |
CN101409962B (zh) * | 2007-10-10 | 2010-11-10 | 清华大学 | 面热光源及其制备方法 |
CN101587839B (zh) * | 2008-05-23 | 2011-12-21 | 清华大学 | 薄膜晶体管的制备方法 |
CN101880035A (zh) | 2010-06-29 | 2010-11-10 | 清华大学 | 碳纳米管结构 |
US8552381B2 (en) * | 2011-07-08 | 2013-10-08 | The Johns Hopkins University | Agile IR scene projector |
CN105336843B (zh) * | 2014-07-23 | 2018-10-02 | 清华大学 | 电热致动器 |
US11208568B2 (en) * | 2017-05-17 | 2021-12-28 | Elwha Llc | Thermal signature control structures |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007015710A2 (en) * | 2004-11-09 | 2007-02-08 | Board Of Regents, The University Of Texas System | The fabrication and application of nanofiber ribbons and sheets and twisted and non-twisted nanofiber yarns |
CN101086939A (zh) * | 2006-06-09 | 2007-12-12 | 清华大学 | 场发射元件及其制备方法 |
CN101465254A (zh) * | 2007-12-19 | 2009-06-24 | 北京富纳特创新科技有限公司 | 热发射电子源及其制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5697827A (en) * | 1996-01-11 | 1997-12-16 | Rabinowitz; Mario | Emissive flat panel display with improved regenerative cathode |
US6885022B2 (en) * | 2000-12-08 | 2005-04-26 | Si Diamond Technology, Inc. | Low work function material |
US20050200261A1 (en) * | 2000-12-08 | 2005-09-15 | Nano-Proprietary, Inc. | Low work function cathode |
KR101005267B1 (ko) * | 2001-06-14 | 2011-01-04 | 하이페리온 커탤리시스 인터내셔널 인코포레이티드 | 변형된 탄소 나노튜브를 사용하는 전기장 방출 장치 |
US6672925B2 (en) * | 2001-08-17 | 2004-01-06 | Motorola, Inc. | Vacuum microelectronic device and method |
WO2004079766A1 (ja) * | 2003-03-06 | 2004-09-16 | Matsushita Electric Industrial Co., Ltd. | 電子放射素子、蛍光体発光素子及び画像描画装置 |
JP2004335285A (ja) * | 2003-05-08 | 2004-11-25 | Sony Corp | 電子放出素子の製造方法及び表示装置の製造方法 |
JP4238715B2 (ja) * | 2003-12-15 | 2009-03-18 | 富士ゼロックス株式会社 | 電気化学測定用電極 |
US7300634B2 (en) * | 2004-11-03 | 2007-11-27 | Nano-Proprietary, Inc. | Photocatalytic process |
US7828619B1 (en) * | 2005-08-05 | 2010-11-09 | Mytitek, Inc. | Method for preparing a nanostructured composite electrode through electrophoretic deposition and a product prepared thereby |
KR101281168B1 (ko) * | 2007-01-05 | 2013-07-02 | 삼성전자주식회사 | 전계 방출 전극, 이의 제조 방법 및 이를 구비한 전계 방출소자 |
-
2008
- 2008-04-11 CN CN2008100665705A patent/CN101556888B/zh active Active
-
2009
- 2009-03-12 US US12/381,576 patent/US8070548B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007015710A2 (en) * | 2004-11-09 | 2007-02-08 | Board Of Regents, The University Of Texas System | The fabrication and application of nanofiber ribbons and sheets and twisted and non-twisted nanofiber yarns |
CN101086939A (zh) * | 2006-06-09 | 2007-12-12 | 清华大学 | 场发射元件及其制备方法 |
CN101465254A (zh) * | 2007-12-19 | 2009-06-24 | 北京富纳特创新科技有限公司 | 热发射电子源及其制备方法 |
Non-Patent Citations (2)
Title |
---|
JP特开2007-161563A1 2007.06.28 |
Peng Liu,Yang Wei,Kaili Jiang et al..Thermionic emission and work function of multiwalled carbon nanotube yarns.PHYSICAL REVIEW B.2006,(73),1-5. * |
Also Published As
Publication number | Publication date |
---|---|
US20090258448A1 (en) | 2009-10-15 |
US8070548B2 (en) | 2011-12-06 |
CN101556888A (zh) | 2009-10-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101086939B (zh) | 场发射元件及其制备方法 | |
CN101556888B (zh) | 热发射电子源的制备方法 | |
CN101556884B (zh) | 热发射电子源 | |
CN101093764B (zh) | 场发射元件及其制备方法 | |
JP5139457B2 (ja) | カーボンナノチューブ構造体の製造方法 | |
CN101471213B (zh) | 热发射电子器件及其制备方法 | |
CN101471212B (zh) | 热发射电子器件 | |
CN101465254B (zh) | 热发射电子源及其制备方法 | |
US9840771B2 (en) | Method of growing carbon nanotube using reactor | |
CN101471215B (zh) | 热电子源的制备方法 | |
CN101093765B (zh) | 场发射元件及其制备方法 | |
CN101425435A (zh) | 场发射电子源及其制备方法 | |
CN101471211A (zh) | 热发射电子器件 | |
TWI320026B (en) | Field emission componet and method for making same | |
CN101425439B (zh) | 一种场发射电子源的制备方法 | |
CN101499390A (zh) | 电子发射器件及其制备方法 | |
CN101442848B (zh) | 一种局域加热物体的方法 | |
CN101868068A (zh) | 面热源 | |
CN101868065A (zh) | 面热源的制备方法 | |
CN101868069A (zh) | 面热源 | |
CN101868066A (zh) | 面热源 | |
CN101868070B (zh) | 线热源 | |
TWI362684B (en) | Method of making field emission electron source | |
TWI363362B (en) | Thermal emission electron source | |
TW200945402A (en) | Method of making thermal emission electron source |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CI01 | Publication of corrected invention patent application |
Correction item: Patentee|Address|Co-patentee Correct: Tsinghua University| 100084. Haidian District 1, Tsinghua Yuan, Beijing, Tsinghua University, Room 401, research center of Tsinghua Foxconn nanometer science and technology|Hung Fujin Precision Industrial (Shenzhen) Co., Ltd. False: Hongfujin Precision Industry (Shenzhen) Co., Ltd.|518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Number: 01 Volume: 27 |
|
CI03 | Correction of invention patent |
Correction item: Patentee|Address|Co-patentee Correct: Tsinghua University| 100084. Haidian District 1, Tsinghua Yuan, Beijing, Tsinghua University, Room 401, research center of Tsinghua Foxconn nanometer science and technology|Hung Fujin Precision Industrial (Shenzhen) Co., Ltd. False: Hongfujin Precision Industry (Shenzhen) Co., Ltd.|518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Number: 01 Page: The title page Volume: 27 |
|
ERR | Gazette correction |
Free format text: CORRECT: PATENTEE; ADDRESS; CO-PATENTEE; FROM: HONGFUJIN PRECISION INDUSTRY (SHENZHEN) CO., LTD.;518109 NO. 2, EAST RING ROAD 2, YOUSONG INDUSTRIAL AREA 10, LONGHUA TOWN, BAOAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: TSINGHUA UNIVERSITY;100084 ROOM 401, TSINGHUA-FOXCONN NANOTECHNOLOGY RESEARCH CENTER, TSINGHUA UNIVERSITY, NO. 1, TSINGHUA PARK, HAIDIAN DISTRICT, BEIJING; HONGFUJIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. |