WO2009142223A1 - スパッタリング用ターゲット、薄膜の製造法及び表示装置 - Google Patents
スパッタリング用ターゲット、薄膜の製造法及び表示装置 Download PDFInfo
- Publication number
- WO2009142223A1 WO2009142223A1 PCT/JP2009/059242 JP2009059242W WO2009142223A1 WO 2009142223 A1 WO2009142223 A1 WO 2009142223A1 JP 2009059242 W JP2009059242 W JP 2009059242W WO 2009142223 A1 WO2009142223 A1 WO 2009142223A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- thin film
- atom
- substrate
- power supply
- high frequency
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/067—Borides
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/06—Epitaxial-layer growth by reactive sputtering
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
Definitions
- the present invention relates to a target consisting of a sintered body of a lanthanum boride compound containing a trace amount of carbon atoms, a method for producing a crystalline thin film, an electron source and a display device.
- a thin film of a borated lanthanum compound such as LaB 6 is known as a secondary electron generation film. Further, as described in Patent Documents 1, 2 and 3, it is also known to form a crystalline thin film of a lanthanum boride compound using a sputtering method. Furthermore, as described in Patent Document 4, it is also known to use a sintered body of a borated lanthanum compound such as LaB 6 as a target used in the sputtering method.
- the secondary electron generation efficiency can be greatly improved by improving the single crystallinity in the direction of the wide area domain, and in particular, in an electron generator such as FED or SED. It has been found that the improvement of the brightness can be led.
- the improvement of the brightness leads to the reduction of the anode voltage of the FED and the SED, and at the same time leads to the expansion of the usable range of the usable phosphor or its selection range.
- LaB hit the deposition of a thin film of lanthanum boride compounds such as 6, is to provide a manufacturing apparatus and a manufacturing method can improve the single crystallinity of the wide domain direction.
- Another object of the present invention is to provide an electron source display which produces improved brightness.
- the present invention is a sintered body containing boron atom (B), lanthanum atom (La) and carbon atom (C) (hereinafter referred to as "B-La-C sintered body") It provides a target for sputtering characterized by the above.
- the present invention relates to a boron atom (B), a lanthanum atom (La) and a sputtering method using a sputtering target containing a boron atom (B), a lanthanum atom (La) and a carbon atom (C).
- a process for producing a thin film comprising the step of forming a crystalline thin film containing a carbon atom (C).
- boron atoms (B), lanthanum atoms (La) are obtained by sputtering in the presence of a carbon source gas using a sputtering target containing boron atoms (B) and lanthanum atoms (La). And a step of forming a crystalline thin film containing carbon atoms (C).
- a fourth aspect of the present invention is an electron source having a crystalline thin film containing a boron atom (B), a lanthanum atom (La) and a carbon atom (C).
- the present invention fifthly relates to a display device provided with an electron source having a crystalline thin film containing a boron atom (B), a lanthanum atom (La) and a carbon atom (C).
- a crystalline thin film of a lanthanum boride compound such as LaB 6 can be made to contain carbon atoms, whereby the secondary electron generation efficiency by the crystalline thin film is improved. Also, according to the present invention, the brightness of the FED or SED display device is improved.
- FIG. 1 is a schematic view showing a first example of a magnetron sputtering apparatus used in the thin film production method of the present invention.
- 1 is a first container
- 2 is a second container (annealing unit) vacuum connected to the first container
- 3 is a substrate preparation chamber
- 4 is a removal chamber
- 5 is a gate valve
- 11 is a sputtering target
- 12 is a substrate
- 13 is a substrate holder (first substrate holder) for holding the substrate 12
- 14 is a sputtering gas introduction system
- 15 is a substrate holder (second substrate holder)
- 16 is a heating mechanism
- 17 is a plasma electrode
- 18 is a plasma Source gas introduction system
- High frequency power supply system for sputtering 19 Cathode to which target 11 can be attached 102 Magnetic field generator 103 Magnetic field area 191 Blocking capacitor 191 Matching circuit 193
- High frequency power supply 194 bias power supply for sputtering
- 20 (for
- a target 11 containing a boron atom (B), a lanthanum atom (La) and a carbon atom (C), or a target 11 containing a boron atom (B) and a lanthanum atom (La) is used.
- the former is referred to as a B-La-C target 11
- the latter is referred to as a B-La target 11
- a B-La-C sintered body As the B-La-C target 11, a B-La-C sintered body can be used. The method for producing this B-La-C sintered body will be described later. Further, as the B-La target 11, a sintered body (B-La sintered body) containing a boron atom (B) and a lanthanum atom (La) can be used. This B-La sintered body can be manufactured, for example, as a sintered body of LaB 6 by a known method.
- the substrate 12 is placed on the holder 13 in the first container 1, the substrate 12 is opposed to the cathode 101, and evacuation and heating in the container (heating up to the temperature at the time of sputtering later) are applied.
- the heating is performed by the heating mechanism 16.
- a plasma source gas helium gas, argon gas, krypton gas, xenon gas
- the sputtering power source 19 is used to start film formation.
- high frequency power frequency is 0.1 MHz to 10 GHz, preferably 1 MHz to 5 GHz, input power is 100 watts to 3000 watts, preferably 200 watts to 2000 watts
- the plasma is generated by the first DC power supply 194 and the DC power (voltage) is set to a predetermined voltage (-50 volts to -1000 volts, preferably -10 volts to -500 volts), and sputter deposition is performed. I do.
- DC power (voltage) is applied to the substrate holder 13 at a predetermined voltage (0 to ⁇ 500 volts, preferably ⁇ 10 to ⁇ 100 volts) by the second DC power supply 21.
- the direct current power (first direct current power) from the first direct current power supply 194 may be input before application of the high frequency power from the high frequency power supply 193, or may be input simultaneously with the application of the high frequency power. After the end, it may be continuously input.
- the feeding positions of the DC power and / or the RF power from the second DC power source 21 and / or the RF power source 19 for sputtering into the cathode 101 be a plurality of points symmetrically with respect to the center point of the cathode 101 .
- symmetrical positions with respect to the center point of the cathode 101 can be set as a plurality of direct current power and / or high frequency power input positions.
- a magnetic field generator 102 formed of a permanent magnet or an electromagnet is disposed behind the cathode 101 and can expose the surface of the target 11 to the magnetic field 103. It is preferable that the magnetic field 103 does not reach the surface of the substrate 12. However, the magnetic field 103 is a substrate so long as it does not narrow the wide single crystal domain of the lanthanum boride compound film containing a slight amount of carbon. It may reach 12 surfaces.
- the high frequency cut filter 24 provided on the side of the first DC power supply 194 used in the present invention can protect the first DC power supply 194 as another effect.
- the south pole and the north pole of the magnetic field generating means 102 can be arranged in mutually opposite polarities in the direction perpendicular to the plane of the cathode 103. At this time, adjacent magnets have mutually opposite polarities in the horizontal direction with respect to the plane of the cathode 103.
- the S pole and the N pole of the magnetic field generating means 102 can be arranged to have mutually opposite polarities in the horizontal direction with respect to the plane of the cathode 103. Also at this time, adjacent magnets have mutually opposite polarities in the horizontal direction with respect to the plane of the cathode 103.
- the magnetic field generating means 102 is capable of oscillating in the horizontal direction with respect to the surface of the cathode 101 or the target 11.
- the filter 23 used in the present invention can cut low frequency components (frequency components of 0.01 MHz or less, particularly 0.001 MHz or less) from the high frequency power supply 193.
- the average area of the single crystal domain can be widened by applying DC power (voltage) from the second DC power supply 21 on the substrate 12 side to the substrate holder 13.
- the second DC power (voltage) may be pulse waveform power having a DC component (DC component with respect to the ground) in time average.
- the present invention can extend the average area of single crystal domains by adding an annealing process.
- the substrate 12 is transported into the second container 2 via the gate valve 5 without breaking the vacuum, and the substrate 12 is placed on the holder 15 in the second container 2 Annealing (200 ° C. to 800 ° C., preferably 300 ° C. to 500 ° C.) is started by the heating mechanism 16.
- the substrate 12 during the annealing period is irradiated with plasma source gas (helium gas, argon gas, krypton gas, xenon gas, hydrogen gas, nitrogen gas, etc.) plasma from the gas introduction system 18 for plasma source, and the third DC power supply 20
- plasma source gas helium gas, argon gas, krypton gas, xenon gas, hydrogen gas, nitrogen gas, etc.
- a predetermined voltage -10 volts to -1000 volts, preferably -100 volts to -500 volts
- the inside of the second container 2 is returned to atmospheric pressure, and the substrate 12 is taken out.
- the plasma source power supply system 22 includes a blocking capacitor 221, a matching circuit 222, and a high frequency power supply 223, and high frequency power from the high frequency power supply 223 (frequency is 0.1 MHz to 10 GHz, preferably 1 MHz to 5 GHz) Can be applied from 100 watts to 3000 watts, preferably from 200 watts to 2000 watts.
- the substrate holder 15 is heated to a predetermined temperature by the heating mechanism 16, and the substrate 12 placed on the substrate holder 15 is subjected to annealing treatment.
- the set temperature of the heating mechanism 16 and the annealing time are adjusted to optimum values in accordance with the required film characteristics.
- the annealing effect can be further enhanced by performing particle beam irradiation of ions, electrons, radicals (active species) and the like on the substrate 12.
- Particle beam irradiation of ions, electrons, radicals (active species) and the like can be performed during, after, or before heating of the substrate 12.
- the plasma source using the parallel plate type high frequency discharge electrode 17 (plasma electrode 17) was shown in the present Example, a bucket type ion source, ECR (electron cyclotron) ion source, an electron beam irradiation apparatus etc. are shown. It can also be used.
- the substrate holder 15 on which the substrate 12 is mounted may have a floating potential, but a predetermined bias voltage from the third DC power supply 21 may be applied to keep the energy of incident particles at a constant level. Is also valid.
- the substrate 12 on which the annealing process is completed is taken out to the atmosphere through the transfer chamber and transfer mechanism (not shown) and the loading / unloading chamber.
- a thin film of a lanthanum boride compound such as LaB 6 containing a small amount of carbon is formed, and then the substrate 12 is subjected to an annealing treatment or the like to be taken out to the atmosphere. It is possible to obtain a thin film of a lanthanum boride compound having a good crystal structure without being
- the B-La-C sintered body used as the B-La-C target 11 of the present invention can be manufactured using the following method.
- the raw material powder of lanthanum boride (LaB 6 ) is pulverized for a predetermined time using a grinder or a ball mill to produce a powder having an average particle diameter of 0.1 to 100 ⁇ m.
- a carbon powder such as activated carbon and the above-mentioned lanthanum boride (LaB 6 ) powder are mixed in a ball mill so that the carbon weight ratio to the total weight is 0.0001 to 0.1, and carbon is contained. It is possible to obtain lanthanum boride (LaB 6 ) powder.
- carbide powder such as silicon carbide (SiC) powder, can also be used, for example.
- the carbon-containing lanthanum boride (LaB 6 ) powder is shaped and fired to obtain a sintered body.
- the conditions of the hot press are as follows.
- the same sintered body can be obtained by pressing and forming using a cold isostatic press and then sintering using a hot isostatic press.
- the above-described sintered body is processed into a predetermined shape, it is bonded to a copper plate by bonding and subjected to finish processing to obtain a product (La-B-C target 11).
- a hydrocarbon gas such as methane, ethane, propane, ethylene, or acetylene is mixed with the plasma source gas as a carbon source gas and introduced into the sputtering chamber, and the carbon source gas is present.
- a lanthanum boride crystalline thin film containing a trace amount of carbon atoms can be obtained.
- the flow rate of the carbon source gas is preferably set to 1/10 to 1 / 10,000 of the flow rate of the plasma source gas.
- the thin film of the lanthanum boride compound containing a trace amount of carbon used in the present invention can also contain other components such as Ba metal.
- reference numeral 208 denotes an electron source substrate having a molybdenum film (cathode electrode) 202 having a conical protrusion 209 formed thereon and a LaB 6 film 203 covering the protrusion 209 of the molybdenum film.
- Reference numeral 210 denotes a phosphor substrate comprising a glass substrate 207, a phosphor film 206 thereon, and an anode electrode 204 made of a thin film aluminum film.
- a space 204 between the electron source substrate 208 and the phosphor substrate 210 is a vacuum space.
- the tip of the protrusion 209 of the molybdenum film 202 covered with the LaB 6 film 203 containing a trace amount of carbon is connected to the anode electrode.
- An electron beam is irradiated toward 205, and the electron beam transmits through the anode electrode 205, where it collides with the phosphor film to generate fluorescence.
- FIG. 3 is an enlarged sectional view of the protrusion 209 covered with the LaB 6 film 203 containing a small amount of carbon shown in FIG.
- the protrusion 209 in FIG. 3A is covered with the LaB 6 film 203 containing a small amount of carbon formed according to the present invention, and a single crystal wide-area domain 302 surrounded by grain boundaries 301 is formed in the film. It is done.
- the area of the single crystal broad domain 302 is, on the average, in the range of 1 ⁇ m 2 to 1 mm 2 , preferably 5 ⁇ m 2 to 500 ⁇ m 2 .
- the protrusion 209 in FIG. 3B is covered with LaB 6 303 prepared without containing a slight amount of carbon, and again, a single crystal broad domain 302 is formed.
- the LaB 6 film 203 containing a trace amount of carbon according to the present invention is illustrated in terms of the area of the broad domain 302 in comparison with the single crystal domain of the LaB 6 film 303 prepared without containing a trace amount of carbon outside the present invention. Yes, there was an improvement.
- the LaB 6 film 203 containing a trace amount of carbon of the present invention is compared with the LaB 6 film 303 prepared without containing a trace amount of carbon other than the present invention, It was bright.
- the apparatus illustrated in FIG. 4 is a schematic view showing a second example of a magnetron sputtering apparatus used in the thin film production method of the present invention.
- the example of FIG. 4 is an example of a vertical in-line sputtering apparatus, and is a cross-sectional view of the apparatus as viewed from above.
- the same reference numerals as in FIG. 1 indicate the same members.
- the two substrates 12 are fixed to the two substrate holders 42 respectively, transported from the atmosphere side together with the substrate holders 42 to the loading chamber 3 via the gate valve 51, and the subsequent processing is performed.
- the gate valve 51 When a tray (not shown) is conveyed to the preparation chamber 3, the gate valve 51 is closed, and the inside is evacuated by an exhaust system (not shown).
- the pressure is reduced to a predetermined pressure or less, the gate valve 52 between the first container 1 is opened, and after the tray is transported into the first container 1, the gate valve 52 is closed again. Thereafter, after forming a LaB 6 thin film containing a trace amount of carbon by the same procedure as shown in the first embodiment, the sputtering gas is exhausted by the same procedure as shown in the first embodiment. .
- the gate valve 53 between the second container 2 After evacuation to a predetermined pressure, the gate valve 53 between the second container 2 is opened, and the tray is transported to the second container 2.
- a heating mechanism 16 maintained at a predetermined temperature is disposed in the second container 2, and the substrate 12 can be annealed together with the substrate holder 15. At this time, electrons, ions, radicals or the like may be used as in the embodiment shown in FIG.
- the inside is evacuated and then the gate valve 54 between the removal chamber 4 is opened, the tray is transported to the removal chamber 4, and the substrate 12 is fixed to the substrate holder 43. The gate valve 54 is closed again.
- a cooling panel 44 for lowering the substrate temperature after annealing is disposed in the removal chamber 4, and after dropping to a predetermined temperature, leak gas (helium gas, nitrogen gas, hydrogen gas, argon gas, etc.) inside the removal chamber 4
- leak gas helium gas, nitrogen gas, hydrogen gas, argon gas, etc.
- the tray was processed in a stopped state in the first container 1 and the second container 2, but these processing may be performed while moving the tray.
- the first container 1 and the second container 2 may be appropriately added for the purpose of balancing with the speeding up of the processing speed of the entire apparatus.
- the method of simultaneously using both the high frequency power and the direct current power is shown here as the method of magnetron sputtering, depending on the required film quality, the magnetron sputtering by the first direct current power supply 194 without high frequency application is performed Also good. In this case, the high frequency power supply 193 and the matching circuit 192 are unnecessary, and there is an advantage that the device cost can be reduced.
- FIG. 5 is a schematic view showing a third example of a magnetron sputtering apparatus used in the method of producing a thin film of the present invention.
- a substrate high frequency power supply system 505 is further attached to the apparatus of FIG.
- the substrate high frequency power supply system 505 is used to apply high frequency power to the substrate 12 via the substrate holder 13.
- the high frequency power supply system 19 for sputtering in the present example is provided with a blocking capacitor 191, a matching circuit 192, and a high frequency power supply (first high frequency power supply) 193, as in the apparatus of FIG. Further, a filter (first filter) 23 for cutting low frequency components from the high frequency power supply 193 is connected to the sputtering high frequency power supply system 19.
- the high frequency substrate power supply system 505 added in this example includes a blocking capacitor 502, a matching circuit 503, and a high frequency power supply (second high frequency power supply) 504. Further, a filter (second filter) 501 that cuts low frequency components from the high frequency power supply 504 is connected to the high frequency power supply system for substrate 505.
- the high frequency power supply system 505 for the substrate is a high frequency power from the high frequency power supply 504 (frequency is 0.1 MHz to 10 GHz, preferably 1 MHz to 5 GHz, input power is 100 watts to 3000 watts, preferably 200 watts to 2000 watts).
- High frequency power can be applied to the substrate 12 through the blocking capacitor 502, the matching circuit 503, and the filter 501 for cutting low frequency components from the high frequency power supply 504. At this time, the use of the filter 501 can be omitted.
- the electron generator produced using the apparatus illustrated in FIG. 5 was able to achieve a brightness far exceeding the phosphor brightness achieved by Example 1 above.
- a generally used permanent magnet can be used as the magnet unit used for magnetron sputtering.
- a target with a slightly larger area than the substrate 12 is prepared, and a plurality of magnet units are arranged on the back surface of the target at appropriate intervals. By translating this in a direction parallel to the target surface, it is possible to obtain good film thickness uniformity and high target utilization.
- sputtering is performed while moving the tray, it is possible to use a target and a magnet unit having a width shorter than the length of the substrate in the moving direction of the substrate.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
加熱は、加熱機構16によって実施される。次いで、スパッタリングガス導入系14よりプラズマソースガス(ヘリウムガス、アルゴンガス、クリプトンガス、キセノンガス)を導入して所定の圧力(0.01Pa~50Pa、好ましくは、0.1Pa~10Pa)とした後、スパッタ電源19を用いて成膜を開始する。
温度:1000℃~3000℃、好ましくは、1500℃~2500℃
時間:0.5時間~5時間、好ましくは1時間~3時間
技術的範囲のおいて種々の形態に変更可能である。
2 第二容器
3 基板仕込室
4 取り出し室
5、51、52、53、54、55 ゲートバルブ
11 ターゲット
12 基板
13、15、42、43 基板ホルダー
14 スパッタガス導入系
16 加熱機構
17 プラズマ電極
18 プラズマソース用ガス導入系
19 スパッタリング用高周波電源系
191、221、502 ブロッキングコンデンサ
192、222、503 整合回路
193、223、504 高周波電源
194 スパッタリング用直流電源(第一直流バイアス電源)
20 (アニール用)基板バイアス電源(第三直流電源)
21 基板バイアス電源(第二直流電源)
22 プラズマソース用高周波電源系
23、501 高周波電源193からの低周波成分をカットする低周波カットフィル
ター
24 高周波カットフィルター
101 カソード
102 磁場発生装置
103 磁場領域
201、207 ガラス基板
202 カソード電極
203 微量炭素を含有したLaB6薄膜
204 真空空間
205 アノード電極
206 蛍光体膜
208 電子源基板
209 突起
210 蛍光体基板
211 直流電源
301 単結晶間の結晶粒界
302 単結晶ドメイン
303 本発明外のLaB6薄膜
505 基板用高周波電源系
Claims (5)
- ホウ素原子(B)、ランタン原子(La)及び炭素原子(C)を含有する焼結体であることを特徴とするスパッタリング用ターゲット。
- ホウ素原子(B)、ランタン原子(La)及び炭素原子(C)を含有するスパッタリング用ターゲットを用いたスパッタリング法により、ホウ素原子(B)、ランタン原子(La)及び炭素原子(C)を含有する結晶性薄膜を成膜する工程を有することを特徴とする薄膜の製造法。
- ホウ素原子(B)及びランタン原子(La)を含有するスパッタリング用ターゲットを用いた、炭素源ガス存在下でのスパッタリング法により、ホウ素原子(B)、ランタン原子(La)及び炭素原子(C)を含有する結晶性薄膜を成膜する工程を有することを特徴とする薄膜の製造法。
- ホウ素原子(B)、ランタン原子(La)及び炭素原子(C)を含有する結晶性薄膜を有することを特徴とする電子源。
- ホウ素原子(B)、ランタン原子(La)及び炭素原子(C)を含有する結晶性薄膜を有する電子源を備えたことを特徴とする表示装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010513035A JPWO2009142223A1 (ja) | 2008-05-22 | 2009-05-20 | スパッタリング用ターゲット、薄膜の製造法及び表示装置 |
CN200980100776A CN101835921A (zh) | 2008-05-22 | 2009-05-20 | 溅射用靶、薄膜的制造方法以及显示装置 |
US12/677,584 US20100187093A1 (en) | 2008-05-22 | 2009-05-20 | Sputtering target, method of manufacturing thin film, and display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008-133796 | 2008-05-22 | ||
JP2008133796 | 2008-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009142223A1 true WO2009142223A1 (ja) | 2009-11-26 |
Family
ID=41340151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2009/059242 WO2009142223A1 (ja) | 2008-05-22 | 2009-05-20 | スパッタリング用ターゲット、薄膜の製造法及び表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100187093A1 (ja) |
JP (1) | JPWO2009142223A1 (ja) |
CN (1) | CN101835921A (ja) |
WO (1) | WO2009142223A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011208189A (ja) * | 2010-03-29 | 2011-10-20 | Tohoku Univ | スパッタ成膜方法 |
US20110308936A1 (en) * | 2010-06-22 | 2011-12-22 | Canon Kabushiki Kaisha | Method for manufacturing lanthanum boride film |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4792060B2 (ja) * | 2008-05-22 | 2011-10-12 | キヤノンアネルバ株式会社 | マグネトロンスパッタリング装置及び薄膜の製造法 |
US9103026B1 (en) | 2010-10-21 | 2015-08-11 | Apollo Precision Beijing Limited | Filter circuit for a magnetron deposition source |
AT15596U1 (de) * | 2017-02-28 | 2018-03-15 | Plansee Composite Mat Gmbh | Sputtertarget und Verfahren zur Herstellung eines Sputtertargets |
CN111926302B (zh) * | 2020-08-13 | 2022-06-14 | 江苏金晟元特种阀门股份有限公司 | 一种六硼化镧复合碳薄膜的沉积方法及耐腐蚀应用 |
CN112447467B (zh) * | 2020-10-28 | 2022-09-13 | 湖南稀土金属材料研究院 | LaB6场发射阵列薄膜阴极的制备方法及应用 |
CN116043325A (zh) * | 2023-03-24 | 2023-05-02 | 北京航空航天大学 | 一种薄膜沉积装置及薄膜沉积方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57128437A (en) * | 1981-02-02 | 1982-08-10 | Koichi Kanetani | Manufacture of lanthanum-boride thermionic emission electrode |
JPS61261272A (ja) * | 1985-05-10 | 1986-11-19 | エレクトロシユメルツヴエルク・ケンプテン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 六ホウ化ランタンを基材とする多結晶焼結体及びその製造方法 |
JPH01296529A (ja) * | 1988-05-25 | 1989-11-29 | Power Reactor & Nuclear Fuel Dev Corp | ランタンヘキサボライド・コーティング熱電子放出材 |
JPH06248446A (ja) * | 1993-02-26 | 1994-09-06 | Mitsubishi Materials Corp | スパッタリング用ターゲット及びその製造方法 |
JP2005285550A (ja) * | 2004-03-30 | 2005-10-13 | Denki Kagaku Kogyo Kk | 電子源の製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5108846A (en) * | 1990-07-12 | 1992-04-28 | Helmut Steininger | Protective layers of germanium ceramics |
US7276389B2 (en) * | 2004-02-25 | 2007-10-02 | Samsung Electronics Co., Ltd. | Article comprising metal oxide nanostructures and method for fabricating such nanostructures |
JP2009270158A (ja) * | 2008-05-08 | 2009-11-19 | Canon Anelva Corp | マグネトロンスパッタリング装置及び薄膜の製造法 |
CN101689451A (zh) * | 2008-06-27 | 2010-03-31 | 佳能安内华股份有限公司 | 电子发射装置的制造方法及其存储介质或记录介质 |
CN101689452A (zh) * | 2008-06-27 | 2010-03-31 | 佳能安内华股份有限公司 | 电子发射装置的制造方法及其存储介质或记录介质 |
-
2009
- 2009-05-20 WO PCT/JP2009/059242 patent/WO2009142223A1/ja active Application Filing
- 2009-05-20 JP JP2010513035A patent/JPWO2009142223A1/ja not_active Withdrawn
- 2009-05-20 CN CN200980100776A patent/CN101835921A/zh active Pending
- 2009-05-20 US US12/677,584 patent/US20100187093A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57128437A (en) * | 1981-02-02 | 1982-08-10 | Koichi Kanetani | Manufacture of lanthanum-boride thermionic emission electrode |
JPS61261272A (ja) * | 1985-05-10 | 1986-11-19 | エレクトロシユメルツヴエルク・ケンプテン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 六ホウ化ランタンを基材とする多結晶焼結体及びその製造方法 |
JPH01296529A (ja) * | 1988-05-25 | 1989-11-29 | Power Reactor & Nuclear Fuel Dev Corp | ランタンヘキサボライド・コーティング熱電子放出材 |
JPH06248446A (ja) * | 1993-02-26 | 1994-09-06 | Mitsubishi Materials Corp | スパッタリング用ターゲット及びその製造方法 |
JP2005285550A (ja) * | 2004-03-30 | 2005-10-13 | Denki Kagaku Kogyo Kk | 電子源の製造方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011208189A (ja) * | 2010-03-29 | 2011-10-20 | Tohoku Univ | スパッタ成膜方法 |
US20110308936A1 (en) * | 2010-06-22 | 2011-12-22 | Canon Kabushiki Kaisha | Method for manufacturing lanthanum boride film |
Also Published As
Publication number | Publication date |
---|---|
US20100187093A1 (en) | 2010-07-29 |
CN101835921A (zh) | 2010-09-15 |
JPWO2009142223A1 (ja) | 2011-09-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2009142223A1 (ja) | スパッタリング用ターゲット、薄膜の製造法及び表示装置 | |
TW200949000A (en) | Coaxial microwave assisted deposition and etch systems | |
US20090277781A1 (en) | Magnetron sputtering apparatus and method for manufacturing thin film | |
US9243318B2 (en) | Sintered material, and process for producing same | |
Kim et al. | A review of inductively coupled plasma-assisted magnetron sputter system | |
JP4240471B2 (ja) | 透明導電膜の成膜方法 | |
CN107245692B (zh) | 一种pvd涂层的硬质合金基体表面预处理方法 | |
JP2009256747A (ja) | マグネトロンスパッタリング装置及び薄膜の製造法 | |
JP4792060B2 (ja) | マグネトロンスパッタリング装置及び薄膜の製造法 | |
JPH0259862B2 (ja) | ||
Li et al. | Novel high power impulse magnetron sputtering enhanced by an auxiliary electrical field | |
CN114134566B (zh) | 提高金刚石异质外延形核均匀性的方法 | |
US8568907B2 (en) | Housing and method for making the same | |
WO2009104567A1 (ja) | 立方晶窒化硼素含有皮膜の形成方法 | |
JP2010095408A (ja) | エピタキシャルダイヤモンド膜および自立したエピタキシャルダイヤモンド基板の製造方法 | |
WO2009142224A1 (ja) | マグネトロンスパッタリング装置、薄膜の製造方法及び表示装置の製造方法 | |
CN101864559B (zh) | 一种栅网磁控溅射蒸铪的方法 | |
JP3874607B2 (ja) | 薄膜形成方法 | |
JP2007186772A (ja) | ガスフロースパッタリング成膜方法 | |
KR102243631B1 (ko) | 금속산화물 스퍼터링 타겟을 이용한 에피택셜 박막의 제조 방법, 및 스퍼터링 장치 | |
WO2011122526A1 (ja) | 陰極体およびその製造方法 | |
JP5665112B2 (ja) | スパッタ成膜方法 | |
US8568905B2 (en) | Housing and method for making the same | |
JP5376377B2 (ja) | 陰極体 | |
JPS63458A (ja) | 真空ア−ク蒸着装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200980100776.8 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 09750585 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010513035 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12677584 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 09750585 Country of ref document: EP Kind code of ref document: A1 |