KR20170096191A - 펨토초 자외선 레이저 - Google Patents
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- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 claims description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 5
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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 2
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- 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
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- G02F1/353—Frequency conversion, i.e. wherein a light beam is generated with frequency components different from those of the incident light beams
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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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- 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
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- 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
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- 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
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- H01S3/1688—Stoichiometric laser compounds, i.e. in which the active element forms one component of a stoichiometric formula rather than being merely a dopant
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- 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
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Abstract
Description
도 1은 펨토초 자외선 레이저의 일 실시형태의 선택된 요소의 블록도이고;
도 2는 펨토초 자외선 레이저 펄스를 생성하기 위한 방법의 선택된 요소의 흐름도이다.
Claims (20)
- 펨토초 자외선 레이저를 생성하기 위한 방법에 있어서,
비선형 광학 결정에, 전자기 스펙트럼의 근적외선 부분의 기본 파장을 갖고 1000 펨토초 미만의 펄스 지속시간을 갖는 제1 레이저 펄스를 지향시키는 단계;
상기 비선형 광학 결정의 제1 부분에서, 상기 제1 레이저 펄스로부터의 적어도 일부의 광자를 상기 기본 파장의 제2 고조파 파장으로 변환하여 상기 비선형 광학 결정 내에서 제2 레이저 펄스를 생성하는 단계;
상기 비선형 광학 결정의 제2 부분에서, 상기 제1 레이저 펄스 및 상기 제2 레이저 펄스로부터의 적어도 일부의 광자를 상기 기본 파장의 제3 고조파 파장으로 변환하여 상기 비선형 광학 결정 내에서 제3 레이저 펄스를 생성하는 단계; 및
상기 펄스 지속시간을 갖는 상기 제3 레이저 펄스를 상기 비선형 광학 결정으로부터 출력하는 단계를 포함하는, 펨토초 자외선 레이저를 생성하기 위한 방법. - 제1항에 있어서,
상기 제1 레이저 펄스 및 상기 제2 레이저 펄스를 상기 비선형 광학 결정으로부터 출력하는 단계를 추가로 포함하는, 방법. - 제1항에 있어서,
상기 비선형 광학 결정은 주기적으로 분극반전된 준위상-정합 결정을 포함하는, 방법. - 제1항에 있어서,
상기 비선형 광학 결정의 제1 부분 및 상기 비선형 광학 결정의 제2 부분은 단일의 일체형 물질로서 형성되는, 방법. - 제1항에 있어서,
상기 비선형 광학 결정의 제1 부분은 주기적으로 분극반전된 산화마그네슘-도핑된 화학양론적 탄탈산 리튬 결정을 포함하는, 방법. - 제1항에 있어서,
상기 비선형 광학 결정의 제2 부분은 주기적으로 분극반전된 란타늄 바륨 게르마늄 산화물 결정을 포함하는, 방법. - 제1항에 있어서,
상기 제1 레이저 펄스를 지향시키는 단계는 상기 제1 레이저 펄스를 상기 비선형 광학 결정에 포커싱시키는 단계를 추가로 포함하는, 방법. - 제1항에 있어서,
상기 비선형 광학 결정의 출력부에서, 상기 제1 레이저 펄스 및 상기 제2 레이저 펄스로부터 상기 제3 레이저 펄스를 스펙트럼적으로 필터링하는 단계를 추가로 포함하는, 방법. - 제1항에 있어서,
상기 비선형 광학 결정은 상기 기본 파장에 따라 튜닝되는 주기적으로 분극반전된 층을 포함하는, 방법. - 제1항에 있어서,
상기 제1 레이저 펄스의 제1 단면 강도 패턴은 상기 제3 레이저 펄스의 제2 단면 강도 패턴과 정합하는, 방법. - 펨토초 자외선 레이저 소스에 있어서,
펨토초 근적외선 펄스형 레이저를 포함하고, 1000 펨토초 미만의 펄스 지속시간을 갖고 기본 파장을 갖는 레이저 소스; 및
상기 레이저 소스로부터 입사하는 제1 광자의 배향에 대하여 연속적으로 배향되는 제1 부분 및 제2 부분을 갖는 비선형 광학 결정을 포함하며,
상기 비선형 광학 결정의 제1 부분은 상기 레이저 소스로부터 상기 제1 광자를 수용하고, 상기 제1 광자의 적어도 일부를 상기 기본 파장의 제2 고조파 파장을 갖는 제2 광자로 변환하여 제2 레이저 펄스를 생성하고;
상기 비선형 광학 결정의 제2 부분은 상기 제1 광자 및 상기 제2 광자의 적어도 일부를 수용하고, 상기 제1 광자 및 상기 제2 광자의 적어도 일부를 상기 기본 파장의 제3 고조파 파장을 갖는 제3 광자로 변환하여 상기 펄스 지속시간을 갖는 제3 레이저 펄스를 생성하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 제2 부분은 상기 제1 레이저 펄스, 상기 제2 레이저 펄스 및 상기 제3 레이저 펄스를 상기 비선형 광학 결정으로부터 출력하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 비선형 광학 결정은 주기적으로 분극반전된 준위상-정합 결정을 포함하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 비선형 광학 결정의 제1 부분 및 상기 비선형 광학 결정의 제2 부분은 단일의 일체형 물질로서 형성되는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 비선형 광학 결정의 제1 부분은 주기적으로 분극반전된 산화마그네슘-도핑된 화학양론적 탄탈산 리튬 결정을 포함하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 비선형 광학 결정의 제2 부분은 주기적으로 분극반전된 란타늄 바륨 게르마늄 산화물 결정을 포함하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 제1 레이저 펄스를 상기 비선형 광학 결정에 포커싱시키기 위한 포커싱 요소를 추가로 포함하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 비선형 광학 결정의 출력부에서, 상기 제1 레이저 펄스 및 상기 제2 레이저 펄스로부터 상기 제3 레이저 펄스를 스펙트럼적으로 분리하기 위한 광학 필터를 추가로 포함하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 비선형 광학 결정은 상기 기본 파장에 따라 튜닝되는 주기적으로 분극반전된 층을 포함하는, 펨토초 자외선 레이저 소스. - 제11항에 있어서,
상기 제1 레이저 펄스의 제1 단면 강도 패턴은 상기 제3 레이저 펄스의 제2 단면 강도 패턴과 정합하는, 펨토초 자외선 레이저 소스.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/EP2015/053272 WO2016131474A1 (en) | 2015-02-17 | 2015-02-17 | Femtosecond ultraviolet laser |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020197022355A Division KR20190091390A (ko) | 2015-02-17 | 2015-02-17 | 펨토초 자외선 레이저 |
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| Publication Number | Publication Date |
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| KR20170096191A true KR20170096191A (ko) | 2017-08-23 |
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| KR1020177020253A Ceased KR20170096191A (ko) | 2015-02-17 | 2015-02-17 | 펨토초 자외선 레이저 |
| KR1020197022355A Withdrawn KR20190091390A (ko) | 2015-02-17 | 2015-02-17 | 펨토초 자외선 레이저 |
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| US11896843B2 (en) * | 2018-01-24 | 2024-02-13 | National University Of Singapore | Photodynamic therapy devices, systems and methods |
| EP4462183A3 (en) * | 2018-12-18 | 2025-01-29 | IPG Photonics Corporation | High power laser converter based on patterned srb4bo7 or pbb4o7 crystall |
| CN109638624A (zh) * | 2019-01-24 | 2019-04-16 | 南京大学 | 一种基于超短脉冲激光的高效率且波长连续可调的极紫外光产生系统 |
| US11237455B2 (en) | 2020-06-12 | 2022-02-01 | Kla Corporation | Frequency conversion using stacked strontium tetraborate plates |
| US12379642B2 (en) | 2021-06-11 | 2025-08-05 | Kla Corporation | Tunable DUV laser assembly |
| EP4412563A2 (en) | 2021-10-08 | 2024-08-14 | Alcon Inc. | Efficient lasers for tissue disruption |
| AU2022364274A1 (en) | 2021-10-15 | 2024-02-22 | Alcon Inc. | Dynamic laser pulse control |
| US11567391B1 (en) | 2021-11-24 | 2023-01-31 | Kla Corporation | Frequency conversion using interdigitated nonlinear crystal gratings |
| US12334701B2 (en) * | 2023-01-05 | 2025-06-17 | Tipd, Llc. | Laser generation apparatus and sources using the same |
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| US5984916A (en) * | 1993-04-20 | 1999-11-16 | Lai; Shui T. | Ophthalmic surgical laser and method |
| US6744552B2 (en) * | 1998-04-02 | 2004-06-01 | Michael Scalora | Photonic signal frequency up and down-conversion using a photonic band gap structure |
| JP3977529B2 (ja) * | 1998-11-18 | 2007-09-19 | 三菱電機株式会社 | 波長変換レーザ装置およびレーザ加工装置 |
| JP3378530B2 (ja) * | 1999-05-19 | 2003-02-17 | 日本電信電話株式会社 | 光信号電界の時間波形測定方法及び装置 |
| JP4660999B2 (ja) | 2001-08-01 | 2011-03-30 | パナソニック株式会社 | 光導波路デバイス及びコヒーレント光源及び光学装置 |
| JP2003075876A (ja) * | 2001-08-30 | 2003-03-12 | Nidek Co Ltd | 角膜手術装置 |
| US7088749B2 (en) | 2003-01-06 | 2006-08-08 | Miyachi Unitek Corporation | Green welding laser |
| US7744696B2 (en) * | 2003-02-13 | 2010-06-29 | Japan Science And Technology Agency | Method for preparing borate-based crystal and laser oscillation apparatus |
| US6856737B1 (en) * | 2003-08-27 | 2005-02-15 | Mesophotonics Limited | Nonlinear optical device |
| WO2006072183A2 (en) * | 2005-01-10 | 2006-07-13 | Kresimir Franjic | LASER SYSTEM FOR GENERATION OF HIGH-POWER SUB-NANOSECOND PULSES WITH CONTROLLABLE WAVELENGTHS IN 2-15 um REGION |
| US7570676B2 (en) * | 2006-05-09 | 2009-08-04 | Spectralus Corporation | Compact efficient and robust ultraviolet solid-state laser sources based on nonlinear frequency conversion in periodically poled materials |
| CN101576711A (zh) * | 2008-12-31 | 2009-11-11 | 南开大学 | 利用飞秒激光在透明固体材料中制作光波导的装置及方法 |
| CN101777725A (zh) * | 2009-01-14 | 2010-07-14 | 镭射谷科技(深圳)有限公司 | 二极管泵浦腔内三次谐波全固态紫外激光器 |
| CN202014023U (zh) * | 2011-04-14 | 2011-10-19 | 朱建英 | 陶瓷激光器 |
| JP2015165260A (ja) * | 2014-03-02 | 2015-09-17 | 株式会社オキサイド | 波長変換レーザ装置 |
| CN104184026A (zh) * | 2014-08-01 | 2014-12-03 | 中国人民解放军63892部队 | 一种时域脉宽可调的飞秒激光器及方法 |
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| AU2015383603A1 (en) | 2017-06-29 |
| BR112017017300A2 (pt) | 2018-04-10 |
| EP3783428A1 (en) | 2021-02-24 |
| ES2836324T3 (es) | 2021-06-24 |
| EP3783428B1 (en) | 2022-12-21 |
| CN114122892A (zh) | 2022-03-01 |
| US20160240996A1 (en) | 2016-08-18 |
| KR20190091390A (ko) | 2019-08-05 |
| CA2970059C (en) | 2019-07-09 |
| TWI594745B (zh) | 2017-08-11 |
| MX2017009080A (es) | 2017-11-23 |
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| CA2970059A1 (en) | 2016-08-25 |
| EP3259642A1 (en) | 2017-12-27 |
| WO2016131474A1 (en) | 2016-08-25 |
| EP3259642B1 (en) | 2020-10-21 |
| ES2938569T3 (es) | 2023-04-12 |
| US9660412B2 (en) | 2017-05-23 |
| JP2018503879A (ja) | 2018-02-08 |
| RU2666345C1 (ru) | 2018-09-10 |
| AU2015383603B2 (en) | 2018-10-25 |
| CN107210579A (zh) | 2017-09-26 |
| TW201630577A (zh) | 2016-09-01 |
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