JP2002512737A - マイクロチャンネルプレートを製造するためのシリコンエッチング方法 - Google Patents
マイクロチャンネルプレートを製造するためのシリコンエッチング方法Info
- Publication number
- JP2002512737A JP2002512737A JP54853598A JP54853598A JP2002512737A JP 2002512737 A JP2002512737 A JP 2002512737A JP 54853598 A JP54853598 A JP 54853598A JP 54853598 A JP54853598 A JP 54853598A JP 2002512737 A JP2002512737 A JP 2002512737A
- Authority
- JP
- Japan
- Prior art keywords
- silicon
- channel
- silicide
- forming
- dynode
- 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.)
- Ceased
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 128
- 239000010703 silicon Substances 0.000 title claims abstract description 128
- 238000005530 etching Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims description 64
- 238000004519 manufacturing process Methods 0.000 title description 13
- 239000003792 electrolyte Substances 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 35
- 229910021332 silicide Inorganic materials 0.000 claims description 18
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 239000004094 surface-active agent Substances 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 239000011255 nonaqueous electrolyte Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052700 potassium Inorganic materials 0.000 claims description 7
- 239000011591 potassium Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 6
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 6
- 229910052792 caesium Inorganic materials 0.000 claims description 6
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 6
- 150000004673 fluoride salts Chemical class 0.000 claims description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 6
- 229910052788 barium Inorganic materials 0.000 claims description 5
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 5
- FHTCLMVMBMJAEE-UHFFFAOYSA-N bis($l^{2}-silanylidene)manganese Chemical compound [Si]=[Mn]=[Si] FHTCLMVMBMJAEE-UHFFFAOYSA-N 0.000 claims description 5
- 229910021346 calcium silicide Inorganic materials 0.000 claims description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 5
- -1 fluoride ions Chemical class 0.000 claims description 5
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 5
- YTHCQFKNFVSQBC-UHFFFAOYSA-N magnesium silicide Chemical compound [Mg]=[Si]=[Mg] YTHCQFKNFVSQBC-UHFFFAOYSA-N 0.000 claims description 5
- 229910021338 magnesium silicide Inorganic materials 0.000 claims description 5
- 239000011572 manganese Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 5
- 229920005591 polysilicon Polymers 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 4
- 229910017911 MgIn Inorganic materials 0.000 claims description 3
- 229910007717 ZnSnO Inorganic materials 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 229910017855 NH 4 F Inorganic materials 0.000 claims 2
- 239000012777 electrically insulating material Substances 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 3
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 47
- 239000010410 layer Substances 0.000 description 30
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 24
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 21
- 239000010408 film Substances 0.000 description 13
- 238000012545 processing Methods 0.000 description 13
- 229910052782 aluminium Inorganic materials 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 10
- 239000004065 semiconductor Substances 0.000 description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 9
- 238000000151 deposition Methods 0.000 description 7
- 230000008021 deposition Effects 0.000 description 7
- 239000002019 doping agent Substances 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000005355 lead glass Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 230000003321 amplification Effects 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 239000013256 coordination polymer Substances 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 150000007522 mineralic acids Chemical class 0.000 description 3
- 150000004767 nitrides Chemical group 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000001994 activation Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Inorganic materials [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000013504 Triton X-100 Substances 0.000 description 1
- 229920004890 Triton X-100 Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 229910001506 inorganic fluoride Inorganic materials 0.000 description 1
- 238000007737 ion beam deposition Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 229910021426 porous silicon Inorganic materials 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- KBLZDCFTQSIIOH-UHFFFAOYSA-M tetrabutylazanium;perchlorate Chemical compound [O-]Cl(=O)(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC KBLZDCFTQSIIOH-UHFFFAOYSA-M 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/06—Electrode arrangements
- H01J43/18—Electrode arrangements using essentially more than one dynode
- H01J43/24—Dynodes having potential gradient along their surfaces
- H01J43/246—Microchannel plates [MCP]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B1/00—Devices without movable or flexible elements, e.g. microcapillary devices
- B81B1/002—Holes characterised by their shape, in either longitudinal or sectional plane
- B81B1/004—Through-holes, i.e. extending from one face to the other face of the wafer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00015—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems
- B81C1/00134—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems comprising flexible or deformable structures
- B81C1/00166—Electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00436—Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate
- B81C1/00555—Achieving a desired geometry, i.e. controlling etch rates, anisotropy or selectivity
- B81C1/00595—Control etch selectivity
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/12—Etching of semiconducting materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3063—Electrolytic etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0111—Bulk micromachining
- B81C2201/0114—Electrochemical etching, anodic oxidation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/84—Manufacture, treatment, or detection of nanostructure
- Y10S977/888—Shaping or removal of materials, e.g. etching
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Geometry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Weting (AREA)
- Electron Tubes For Measurement (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.シリコン素子の所定の位置に高アスペクト比のチャンネルを形成する方法で あって、 (a)表面及び裏面を有するp−ドープシリコン素子を提供する工程と、 (b)素子の表面の所定の位置に複数のピットを形成する工程と、 (c)素子の表面及び対電極を電解液と接触状態に保持するとともに、素子を 対電極に対して正の電位に保持することにより、素子を前記ピットにおいて優先 的にエッチングに供して前記表面から前記裏面へ向けてシリコン素子を介して並 行して延びるチャンネルを形成する工程とを備えることを特徴とする方法。 2.前記電解液は水性電解液であることを特徴とする請求項の範囲第1項に記載 の方法。 3.前記水性電解液は弗化物イオンを含みかつ約1乃至7のpHを有することを 特徴とする請求項の範囲第2項に記載の方法。 4.前記水性電解液は約0.25乃至約5Mの弗化物濃度を有することを特徴と する請求項の範囲第3項に記載の方法。 5.前記水性電解液はHF以外の酸と弗化物塩を含むことを特徴とする請求項の 範囲第3項に記載の方法。 6.前記弗化物塩はフルオロ硼酸塩よりなる群から選ばれることを特徴とする請 求項の範囲第5項に記載の方法。 7.前記弗化物塩はNH4Fであることを特徴とする請求項の範囲第5項に記載 の方法。 8.前記電解液はHClとNH4Fを含むことを特徴とする請求の範囲第3項に 記載の方法。 9.前記水性電解液は界面活性剤を含むことを特徴とする請求の範囲第3項に記 載の方法。 10.前記電解液は非水電解液であることを特徴とする請求の範囲第1項に記載 の方法。 11.前記非水電解液は重量で約100ppm未満の水を含むことを特徴とする 請求の範囲第10項に記載の方法。 12.前記素子の前記裏面において前記チャンネルにのぞむ開口を形成する工程 を更に備えることを特徴とする請求の範囲第1項に記載の方法。 13.前記開口を形成する前記工程は、前記チャンネルを形成した後に前記裏面 から材料を除去する工程を含むことを特徴とする請求の範囲第12項に記載の方 法。 14.前記チャンネルの内面に電子放出ダイノード材料を配設する工程を更に備 えることを特徴とする請求の範囲第12項に記載の方法。 15.前記ダイノード材料を配設前記工程に先立ち前記チャンネルの内面に電気 絶縁層を形成する工程を更に備えることを特徴とする請求の範囲第14項に記載 の方法。 16.電気絶縁層を形成する前記工程は前記チャンネルの面において前記素子の シリコンを酸化する工程を含むことを特徴とする請求の範囲第15項に記載の方 法。 17.電気絶縁層を形成する前記工程は前記チャンネルに電気絶縁材料を被着す る工程を含むことを特徴とする請求の範囲第15項に記載の方法。 18.前記ダイノード材料は窒素及び酸素をドーピングしまたはドーピングして いないポリシリコン、SnO2、Sb:SnO2、インジウム錫酸化物(ITO) 、MgIn2O4-x、InGaO3-x、ZnSnO3-x、Zn2In2O5-x、ZnG a2O4-x、Cr2O3、MnO2-x及びMn2O3-x(0≦x≦1)、珪化カリウム 、珪化カルシウム、珪化バリウム、珪化セシウム、珪化マグネシウム、珪化マン ガン、並びに、PbyOx(1≦x≦3及び1≦y≦2)よりなる群から選ばれる ことを特徴とする請求の範囲第14項に記載の方法。 19.前記素子の表面及び裏面の少なくとも一方に外面に対して斜めの角度で導 電材料を方向づけることにより前記素子の前記面に導電材料を被着する工程を更 に備えることを特徴とする請求の範囲第14項に記載の方法。 20.前記ピットを形成する前記工程は前記表面に酸化シリコンまたは窒化シリ コンの層を形成し、前記層の前記所定の位置に孔を形成し、前記素子のシリコン を前記孔を介してエッチングする工程を含むことを特徴とする請求の範囲第1項 に記載の方法。 21.前記ピットは前記表面の比較的広い開口から前記表面の下方の比較的狭い ポイントにかけてテーパを有することを特徴とする請求の範囲第1項に記載の方 法。 22.表面と、裏面と、透通する複数のチャンネルとを有する素子を備えてなる マイクロチャンネルプレートであって、前記チャンネルは内面を有し、該内面に はダイノード材料が配置され、該ダイノード材料は窒素及び酸素をドーピングし またはドーピングしていないポリシリコン、SnO2、Sb:SnO2、インジウ ム錫酸化物(ITO)、MgIn2O4-x、InGaO3-x、ZnSnO3-x、Zn2 In2O5-x、ZnGa2O4-x、Cr2O3、MnO2-x及びMn2O3-x(0≦x≦ 1)、珪化カリウム、珪化カルシウム、珪化バリウム、珪化セシウム、珪化マグ ネシウム、珪化マンガン、並びに、PbyOx(1≦x≦3及び1≦y≦2)より なる群から選ばれることを特徴とするマイクロチャンネルプレート。 23.前記素子はシリコン本体と、前記ダイノードと前記シリコン本体との間の 前記チャンネルの前記内面の絶縁材料の層とを有することを特徴とする請求の範 囲第22項に記載のマイクロチャンネルプレート。 24.前記絶縁材料の層は二酸化珪素を含むことを特徴とする請求の範囲第23 項に記載のマイクロチャンネルプレート。 25.前記ダイノードと接触する前記表面及び裏面を覆うが前記チャンネルを塞 がない導電電極を更に備えることを特徴とする請求の範囲第22項に記載のマイ クロチャンネルプレート。 26.表面と、裏面と、透通する複数のチャンネルとを備え、前記チャンネルは 約100nm乃至2ミクロンの直径と約20:1を越えるアスペクト比とを有す ることを特徴とするp−ドープシリコン本体。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US4600497P | 1997-05-08 | 1997-05-08 | |
US60/046,004 | 1997-05-08 | ||
US4902397P | 1997-06-09 | 1997-06-09 | |
US60/049,023 | 1997-06-09 | ||
PCT/US1998/009424 WO1998050604A1 (en) | 1997-05-08 | 1998-05-08 | Silicon etching process for making microchannel plates |
Publications (1)
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JP2002512737A true JP2002512737A (ja) | 2002-04-23 |
Family
ID=26723453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP54853598A Ceased JP2002512737A (ja) | 1997-05-08 | 1998-05-08 | マイクロチャンネルプレートを製造するためのシリコンエッチング方法 |
Country Status (5)
Country | Link |
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US (1) | US5997713A (ja) |
EP (1) | EP0980446A4 (ja) |
JP (1) | JP2002512737A (ja) |
AU (1) | AU7374198A (ja) |
WO (1) | WO1998050604A1 (ja) |
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JP2014029879A (ja) * | 2008-02-27 | 2014-02-13 | Arradiance Inc | 複数の放出層を有するマイクロチャネルプレートデバイス |
JP2011513921A (ja) * | 2008-02-27 | 2011-04-28 | アラディアンス インコーポレイテッド | 複数の放出層を有するマイクロチャネルプレートデバイス |
US9064676B2 (en) | 2008-06-20 | 2015-06-23 | Arradiance, Inc. | Microchannel plate devices with tunable conductive films |
JP2011525294A (ja) * | 2008-06-20 | 2011-09-15 | アーレディエンス, インコーポレイテッド | 調整可能な抵抗膜を有するマイクロチャネルプレートデバイス |
US9368332B2 (en) | 2008-06-20 | 2016-06-14 | Arradiance, Llc | Microchannel plate devices with tunable resistive films |
JP2010251647A (ja) * | 2009-04-20 | 2010-11-04 | Tokyo Metropolitan Univ | ポーラスシリコンの製造方法 |
WO2013172278A1 (ja) * | 2012-05-18 | 2013-11-21 | 浜松ホトニクス株式会社 | マイクロチャネルプレート |
US8878128B2 (en) | 2012-05-18 | 2014-11-04 | Hamamatsu Photonics K.K. | Microchannel plate |
JP2021044271A (ja) * | 2019-09-06 | 2021-03-18 | 株式会社豊田中央研究所 | エッチング液およびエッチング方法 |
JP7226200B2 (ja) | 2019-09-06 | 2023-02-21 | 株式会社デンソー | エッチング液およびエッチング方法 |
Also Published As
Publication number | Publication date |
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EP0980446A1 (en) | 2000-02-23 |
US5997713A (en) | 1999-12-07 |
EP0980446A4 (en) | 2000-08-23 |
AU7374198A (en) | 1998-11-27 |
WO1998050604A1 (en) | 1998-11-12 |
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