JP5489300B2 - 非線形光学用の方法及び構造 - Google Patents
非線形光学用の方法及び構造 Download PDFInfo
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- JP5489300B2 JP5489300B2 JP2011504029A JP2011504029A JP5489300B2 JP 5489300 B2 JP5489300 B2 JP 5489300B2 JP 2011504029 A JP2011504029 A JP 2011504029A JP 2011504029 A JP2011504029 A JP 2011504029A JP 5489300 B2 JP5489300 B2 JP 5489300B2
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- 229910052727 yttrium Inorganic materials 0.000 claims description 39
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 32
- 229910052746 lanthanum Inorganic materials 0.000 claims description 27
- 239000002904 solvent Substances 0.000 claims description 24
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 21
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- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 19
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 17
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 17
- 229910052810 boron oxide Inorganic materials 0.000 claims description 14
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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 10
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- VCZFPTGOQQOZGI-UHFFFAOYSA-N lithium bis(oxoboranyloxy)borinate Chemical compound [Li+].[O-]B(OB=O)OB=O VCZFPTGOQQOZGI-UHFFFAOYSA-N 0.000 description 1
- HZRMTWQRDMYLNW-UHFFFAOYSA-N lithium metaborate Chemical compound [Li+].[O-]B=O HZRMTWQRDMYLNW-UHFFFAOYSA-N 0.000 description 1
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- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
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- RIUWBIIVUYSTCN-UHFFFAOYSA-N trilithium borate Chemical compound [Li+].[Li+].[Li+].[O-]B([O-])[O-] RIUWBIIVUYSTCN-UHFFFAOYSA-N 0.000 description 1
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
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- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/778—Borates
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- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
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- 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
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- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
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- C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
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- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3409—Boron oxide, borates, boric acids, or oxide forming salts thereof, e.g. borax
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- Optics & Photonics (AREA)
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- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Description
本出願は、「非線形光学用の方法及び構造」と題する2008年4月11日出願の米国特許仮出願第61/044413号の米国特許法第119条(e)による利益を請求している、「非線形光学用の方法及び構造」と題する2008年6月16日出願の米国特許出願第12/140162号に対する優先権を請求しており、それらの開示内容は、全ての目的のためにその全体が参照により本明細書に組み込まれている。
本発明は概して、光学的性質を有するある種の化合物に関する。より具体的には、例として、本発明の実施形態は、紫外、可視及び赤外電磁放射線とともに使用するための、2.0≦i≦3.6、0.4≦j≦2.0、i及びjは合計して4となり、kは12であり、RはY及びLuから成る元素の群から選択されるRiLajAlkB16O48を含む特定の化合物を提供する。より具体的には、別の実施形態は、紫外、可視及び赤外電磁放射線とともに使用するための、2.8≦i≦3.2、0.8≦j≦1.2、i及びjは合計して4となり、kは12であるYiLajAlkB16O48を含む化合物を提供する。単なる例として、この化合物は175〜360nmの波長を有する電磁放射線に有用であるが、本発明ははるかに広い適用範囲を有することが認識されよう。
本発明によると、概して光学的性質を有するある種の化合物に関する技術が提供される。より具体的には、例として、本発明の実施形態は、紫外、可視及び赤外電磁放射線とともに使用するための、2.0≦i≦3.6、0.4≦j≦2.0、i及びjは合計して4となり、kは12であり、RはY及びLuから成る元素の群から選択されるRiLajAlkB16O48を含む特定の化合物を提供する。より具体的には、別の実施形態は、紫外、可視及び赤外電磁放射線とともに使用するための、2.8≦i≦3.2、0.8≦j≦1.2、i及びjは合計して4となり、kは12であるYiLajAlkB16O48を含む化合物を提供する。単なる例として、本化合物は175〜360nmの波長を有する電磁放射線に有用であるが、本発明はより広い範囲の適用性を有することが認識されよう。
本発明によると、概して光学的性質を有するある種の化合物に関する技術が提供される。より具体的には、例として、本発明の実施形態は、紫外、可視及び赤外電磁放射線とともに使用するための、2.0≦i≦3.6、0.4≦j≦2.0、i及びjは合計して約4となり、kは約12であり、RはY及びLuから成る元素の群から選択されるRiLajAlkB16O48を含む特定の化合物を提供する。より具体的には、別の実施形態は、紫外、可視及び赤外電磁放射線とともに使用するための、2.8≦i≦3.2、0.8≦j≦1.2、i及びjは合計して約4となり、kは約12であるYiLajAlkB16O48を含む化合物を提供する。単なる例として、この化合物は175〜360nmの波長を有する電磁放射線に有用であるが、本発明はより広い範囲の適用性を有することが認識されよう。
1.適当な比率で高純度の酸化物粉末及び化学物質を計測し、混合する。
2.混合物をるつぼの中に入れ、炉の中に置く。
3.混合物を加熱し、溶けて液体になるようにする。
4.一定時間後、融解温度を凝固点の近くまでもっていく。
5.結晶化を始めるために、コールドフィンガー材料又は種結晶を導入する。
6.結晶成長を促進するため、融解温度及び装置条件を修正及び監視する。
7.適当なときに、系を室温まで下げる。
8.結晶を系から除去する。
Claims (20)
- 2.8≦i≦3.2、0.8≦j≦1.2、i及びjは合計して4となり、kは12である、YiLajAlkB16O48を含む一般式を有する組成物。
- 2.96≦i≦3.08である、請求項1に記載の組成物。
- iが3である、請求項2に記載の組成物。
- 0.92≦j≦1.04である、請求項1に記載の組成物。
- jが1である、請求項4に記載の組成物。
- 前記組成物中の22〜30番元素、40〜48番元素及び72〜80番元素の濃度が1000ppm未満である、請求項1に記載の組成物。
- 前記組成物中の58〜70番元素の濃度が1000ppm未満である、請求項1に記載の組成物。
- 250nmにおいて0.7より大きい光透過率を特徴とする非線形結晶である、請求項1に記載の組成物。
- 組成物の1つ又は複数の非線形結晶を成長させる方法であって、
イットリウム源及びアルミニウム源を含む組成物の一組の構成成分を用意するステップと、
前記組成物の一組の構成成分をランタン源及びホウ素源と混合して、成分混合物を形成するステップと、
前記成分混合物を所定の温度まで加熱し、それにより生成メルトを形成するステップと、
前記生成メルトを冷却するステップと、
前記生成メルトから沈殿として前記組成物の前記1つ又は複数の非線形結晶を形成するステップと、を含み、
前記1つ又は複数の非線形結晶は、2.8≦i≦3.2、0.8≦j≦1.2、i及びjは合計して4となり、kは12であるYiLajAlkB16O48を含む方法。 - 前記一組の構成成分が所定量の栄養分及び所定量の溶媒を特徴とし、ランタンとイットリウムのモル比が1.5:1より大きい範囲にあり、前記所定量の栄養分と前記所定量の溶媒のモル比が1:1〜1:5の範囲にある、請求項9に記載の方法。
- 前記生成メルトを所定の期間、前記所定の温度に維持するステップを更に含む、請求項9に記載の方法。
- 前記所定の温度が1500Kである、請求項9に記載の方法。
- 前記生成メルトを冷却するステップが、20K/時間未満の温度速度で行われる、請求項9に記載の方法。
- 前記組成物の一組の構成成分が、イットリウム源及びアルミニウム源を含む、請求項9に記載の方法。
- イットリウム源が酸化イットリウムを含み、前記アルミニウム源が酸化アルミニウムを含む、請求項14に記載の方法。
- 前記ランタン源が酸化ランタンを含み、前記ホウ素源が酸化ホウ素又はホウ酸の少なくとも1つを含む、請求項9に記載の方法。
- 2.8≦i≦3.2、0.8≦j≦1.2、i及びjは合計して4となり、kは12である、化学式YiLajAlkB16O48を有する非線形光学結晶。
- 空間群R32の三方晶系結晶族に関連する、請求項17に記載の非線形光学結晶。
- 1.0mm3より大きい体積を特徴とする、請求項17に記載の非線形光学結晶。
- 22〜30番元素、40〜48番元素、58〜70番元素及び72〜80番元素の濃度が1000ppm未満である、請求項17に記載の非線形光学結晶。
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US12/140,162 US7504053B1 (en) | 2008-04-11 | 2008-06-16 | Method and structure for nonlinear optics |
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CN104775159B (zh) * | 2014-01-10 | 2018-01-16 | 中国科学院新疆理化技术研究所 | 化合物硼酸钙和硼酸钙光学晶体及制备方法和用途 |
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US10133148B2 (en) * | 2015-04-13 | 2018-11-20 | University Of Houston System | Nonlinear optical material and methods of fabrication |
CN107085342A (zh) * | 2017-06-22 | 2017-08-22 | 哈尔滨理工大学 | 基于4f原理的增加光学非线性效率的成像系统 |
CN108893778A (zh) * | 2018-07-16 | 2018-11-27 | 苏州四海常晶光电材料有限公司 | 一种abo3混合晶体及生长方法 |
US11126063B2 (en) * | 2019-11-07 | 2021-09-21 | Onyx Optics, Inc. | Nonlinear optical crystal with corrected phase matching angle |
US11581697B2 (en) | 2021-03-10 | 2023-02-14 | Allegro Microsystems, Llc | Detector system comparing pixel response with photonic energy decay |
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US7504053B1 (en) | 2009-03-17 |
EP2280908A4 (en) | 2011-09-07 |
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