KR100287113B1 - 제2고조파발진기용니오듐;이트륨바나데이트결정의반사방지막 - Google Patents
제2고조파발진기용니오듐;이트륨바나데이트결정의반사방지막 Download PDFInfo
- Publication number
- KR100287113B1 KR100287113B1 KR1019940021453A KR19940021453A KR100287113B1 KR 100287113 B1 KR100287113 B1 KR 100287113B1 KR 1019940021453 A KR1019940021453 A KR 1019940021453A KR 19940021453 A KR19940021453 A KR 19940021453A KR 100287113 B1 KR100287113 B1 KR 100287113B1
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- South Korea
- Prior art keywords
- yvo
- harmonic
- refractive index
- crystal
- dielectric layer
- Prior art date
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- 239000013078 crystal Substances 0.000 claims abstract description 58
- 239000004065 semiconductor Substances 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims description 14
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 7
- 230000003449 preventive effect Effects 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 abstract description 2
- 229910017502 Nd:YVO4 Inorganic materials 0.000 abstract 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical group O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 abstract 2
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 239000010408 film Substances 0.000 description 26
- 239000011248 coating agent Substances 0.000 description 12
- 238000000576 coating method Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000003667 anti-reflective effect Effects 0.000 description 2
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical group [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005546 reactive sputtering Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/35—Non-linear optics
- G02F1/37—Non-linear optics for second-harmonic generation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/0619—Coatings, e.g. AR, HR, passivation layer
- H01S3/0621—Coatings on the end-faces, e.g. input/output surfaces of the laser light
- H01S3/0623—Antireflective [AR]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
- H01S3/108—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering
- H01S3/109—Frequency multiplication, e.g. harmonic generation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
- H01S3/1611—Solid materials characterised by an active (lasing) ion rare earth neodymium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/163—Solid materials characterised by a crystal matrix
- H01S3/164—Solid materials characterised by a crystal matrix garnet
- H01S3/1643—YAG
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Lasers (AREA)
Abstract
Description
Claims (4)
- 제2고조파 발진기의 이득매질용 Nd:YVO4결정의 a축으로 편광된 기본파와 반도체 레이저 파장 및 제2고조파에 대해 반사를 방지할 수 있도록 Nd:YVO4결정의 양면에 고굴절율의 유전체층과 저굴절율의 유전체층을 교대로 형성시켜서 된 것을 특징으로 하는 제2고조파 발진기용 Nd:YVO4결정의 반사방지막.
- 제1항에 있어서, 상기 고굴절율의 유전체층이 532nm에서 약 2.2의 굴절율을 갖는 ZrO2이고, 저굴절율의 유전체층이 약 1.48의 굴절율을 갖는 SiO2인 것을 특징으로 하는 제2고조파 발진기용 Nd:YVO4결정의 반사방지막.
- 제1항에 있어서, 상기 반사방지막이 기본파에 대한 반사율이 0.1%이하, 제2고조파 및 반도체 다이오드 파장에 대한 투과율이 90%이상인 것을 특징으로 하는 제2고조파 발진기용 Nd:YVO4결정의 반사방지막.
- 제1항 또는 제2항에 있어서, 상기 반사방지막의 설계중심파장인 550nm에서 각층의 광학적 두께가 하기와 같은 것을 특징으로 하는 제2고조파 발진기용 Nd:YVO4결정의 반사방지막.KTP/ 0.10206HL 0.15813H 0.0908L 0.29427H 0.16082L 0.09419H 0.39174L/Air, 여기서 L은 SiO2층, H는 ZrO2층.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940021453A KR100287113B1 (ko) | 1994-08-29 | 1994-08-29 | 제2고조파발진기용니오듐;이트륨바나데이트결정의반사방지막 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940021453A KR100287113B1 (ko) | 1994-08-29 | 1994-08-29 | 제2고조파발진기용니오듐;이트륨바나데이트결정의반사방지막 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960009286A KR960009286A (ko) | 1996-03-22 |
KR100287113B1 true KR100287113B1 (ko) | 2001-09-17 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940021453A KR100287113B1 (ko) | 1994-08-29 | 1994-08-29 | 제2고조파발진기용니오듐;이트륨바나데이트결정의반사방지막 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100287113B1 (ko) |
-
1994
- 1994-08-29 KR KR1019940021453A patent/KR100287113B1/ko not_active IP Right Cessation
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Publication number | Publication date |
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KR960009286A (ko) | 1996-03-22 |
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