WO2005071145A1 - Dast双晶、その製造方法、および用途 - Google Patents
Dast双晶、その製造方法、および用途 Download PDFInfo
- Publication number
- WO2005071145A1 WO2005071145A1 PCT/JP2005/000511 JP2005000511W WO2005071145A1 WO 2005071145 A1 WO2005071145 A1 WO 2005071145A1 JP 2005000511 W JP2005000511 W JP 2005000511W WO 2005071145 A1 WO2005071145 A1 WO 2005071145A1
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- WO
- WIPO (PCT)
- Prior art keywords
- dast
- twin
- crystal
- crystals
- twins
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/36—Radicals substituted by singly-bound nitrogen atoms
- C07D213/38—Radicals substituted by singly-bound nitrogen atoms having only hydrogen or hydrocarbon radicals attached to the substituent nitrogen atom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
-
- 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
- C30B29/54—Organic compounds
-
- 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
- G02F1/355—Non-linear optics characterised by the materials used
- G02F1/361—Organic materials
- G02F1/3611—Organic materials containing Nitrogen
-
- 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
- Y10S117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
- Y10S117/901—Levitation, reduced gravity, microgravity, space
- Y10S117/902—Specified orientation, shape, crystallography, or size of seed or substrate
Definitions
- the present invention relates to a novel 4-dimethylamino-4 stilbazolidum tosylate (DAST) twin, a method for producing the same, and a use thereof.
- DAST 4-dimethylamino-4 stilbazolidum tosylate
- DAST crystals have excellent characteristics as nonlinear optical materials, and are therefore used as electro-optical elements such as wavelength conversion devices and electric field sensors (Patent Document 1 and the like).
- the DAST crystal conventionally used as an electro-optical element is a single crystal, and the twin crystal has an unknown power.
- the present inventors have found that it is difficult to obtain a single crystal DAST crystal effective for use as an electro-optical element, while twin crystals can be formed relatively easily.
- Patent Document 1 Patent No. 3007972
- the present inventors have conventionally produced a DAST single crystal and studied electro-optical elements using the same (eg, Japanese Patent Application No. 2002-247332). In the process of producing such a DAST single crystal, the present inventors have not paid attention to a defective product until now (Feng Pan, Man Shing Wong, Hristian Bosshard, and Peter Guenter, Adv.Matter. 1996). ,
- DAST twins can be formed relatively easily as compared with single crystals. 2) Good electro-optical properties are exhibited as with DAST single crystals.
- DAST twins have the appearance of two flat crystals joined together, and provide crystals with large parallel planes and large effective area.
- the present invention was able to provide a DAST crystal which is relatively easy to prepare and is useful as an electro-optical element by using DAST twins.
- the present invention relates to the following.
- DAST 4-dimethylamino-4 stilbazolymtosylate obtained by scraping or separating one side of twins (DAST) An electro-optical element using a single crystal.
- twin crystal of the present invention a crystal having a large thickness can be formed quickly, and therefore, when used as an electro-optical element, excellent sensitivity and excellent effects can be obtained.
- FIG. 2 Diagram for explaining that EO sensitivity increases as the thickness of DAST crystal increases.
- Preferred methods for producing DAST twins include a method using a seed crystal and a method for growing a slope crystal.
- the first seed crystal method uses twins as seed crystals to grow twins with DAST solution strength.
- the present inventors were studying a method for producing DAST crystals by the seed crystal method, and cooled the heated DAST solution to precipitate crystals on the porous sheet, and the crystals deposited on the porous sheet. It has been found that crystals can be efficiently produced by using as a seed crystal in a state of being adhered to a porous sheet. Single crystals and twin crystals are selected according to the appearance of D AST crystals deposited on the porous sheet, and single crystals are grown as seed crystals from the D AST solution. If a crystal is selected and grown, twins can be grown.
- polyfluorinated polyethylene is preferable as the material of the porous sheet used at this time.
- a 10% (w / w), preferably 2-3% (w / w) DAST solution is filtered while hot through a filter in a bottle with a porous sheet laid on the bottom. Cool and cool to a temperature 120 ° C below the saturation temperature.
- DAST is disclosed in JP-A-9-512032, JP-A-2001-247400. Those synthesized according to a known production method described in the publications can be used.
- methanol in which methanol, ethanol, propanol or the like is used is preferable.
- porous sheet As the material of the porous sheet, polyfluorinated styrene (Teflon: registered trademark of DuPont), cellulose, nylon and the like are particularly preferred, and polyfluorinated styrene is particularly preferred. Pore size ⁇ In addition, 0. l i um-100 i um , preferably about ⁇ or 0. 1- 1 m force desirability! / ⁇ .
- the nucleus was generated by giving an appropriate stimulus to the DAST solution in the bottle, for example, by opening and closing the cap of the bottle, and allowed to stand for 30 minutes or more.
- the porous sheet was washed with a solvent having low solubility in DAST (eg, acetone) and dried.
- DAST eg, acetone
- a single crystal is obtained by selecting and growing a crystal on the porous sheet that does not overlap two crystals, and a twin is obtained by selecting and growing a crystal on which two crystals overlap.
- the breeding was performed under the following conditions.
- One end of the porous sheet to which the seed crystal has adhered is fixed in a bottle by an appropriate method, and suspended in a DAST solution having a concentration of 110% (w / w), preferably 46% (w / w).
- a DAST solution having a concentration of 110% (w / w), preferably 46% (w / w).
- the solvent the same methanol, ethanol, and propyl alcohol as described above are used, but methanol is preferable.
- the seed crystal surface is slightly melted at a temperature slightly higher than the saturation temperature (0.1 ° C-5 ° C high temperature) for 30 seconds to 24 hours, for example, at 45 ° C for about 30 minutes.
- the growth is carried out at a temperature 0.1 to 10 ° C lower than the saturation temperature for 5 days to 60 days, for example, for 2 weeks at 42 to 43 ° C without stirring, or while growing slowly with stirring. By taking out the crystals, twins are obtained.
- the second method is a production method comprising selecting twins according to appearance from crystals grown by a known slope crystal growth method (see Patent Document 1).
- the slope crystal growing method described in Patent Document 1 is suitable for the production of DAST twins because twins are more easily obtained than single crystals.
- DAST crystals were grown according to the method described in the example of Patent Document 1, and twins were selected by the method described below. That is, a DAST solution having a concentration of 110% (w / w) is prepared by adding a solvent to the DAST powder obtained by the recrystallization method and recrystallized at least once, preferably DAST powder recrystallized twice or more. did.
- a solvent methanol in which methanol, ethanol, propyl alcohol or the like is used is particularly preferable.
- a substrate made of polyfluorinated titanium having at least one groove on the main surface at an inclination angle of 10-60 °, preferably 30 ° (hereinafter referred to as “slope”) is immersed in the solution, and then the solution is heated.
- the width and depth of the groove are both preferably about 0.1 to lmm, and particularly preferably about 0.5 mm.
- the solution temperature was lowered from the supersaturation temperature to 0.1 to 10 ° C, preferably 42 to 43 ° C, and the temperature was maintained for 6 hours or more, preferably 24 hours, to precipitate DAST crystals in the grooves.
- the DAST single crystal is a single flat plane whose [001] plane is almost the same size as the crystal !, and the [00-1] plane is partially parallel to the [001] plane.
- Power of emergence Other aspects have a slope (FY1998 Regional Consortium R & D Project “Regional Consortium R & D for Fostering Venture Companies” (Core Industry Creation Type) “Consortium Research on Photo-TAS Sensing” March, 2000, New Energy 'Industrial Technology Development Organization, Management Corporation' Intelligent 'Cosmos Research Organization', related organizations Institute of Industrial Science and Technology, Institute of Materials Engineering, Tohoku Institute of Industrial Technology.
- twins consist of a single parallel plane that extends to almost the full size of the crystal, in both the [001] plane and the [00-1] plane. Twins can be selected based on this difference in shape. X-ray analysis of the twins selected by this method confirmed that all twins were twins.
- the twin prepared by the above method has the appearance as shown in FIG. FIG. 1 compares the appearance of a twin crystal (a) with the appearance of a single crystal (b).
- DAST single crystal has a flat plane with an expanded [001] plane and other inclined planes, whereas twins have almost the entire crystal size. It consists of a single, parallel surface.
- the crystal diameter was 0.1-100 mm in major axis, 0.1-20 mm in minor axis, and the aspect ratio was 120.
- the relative positions of the two crystals were determined based on the respective setting parameters and lattice constants. As a result, it was found that the two crystals were rotated 180 ° about the a-axis.
- the lattice constants were a 10.33A b 11.30A c 17.82A, respectively. These were consistent with the single crystal data. (A 10.365A b 11.322A, c 17.893A Feng Pan, Man Shing Wong, Shihristian Bosshard, and Peter Guenter, Adv. Matter. 1996, 8, No. 7, 592-595)
- the electro-optical characteristics of DAST twins will be described using the electric field detector (EO) in FIG.
- EO electric field detector
- the birefringence of a DAST crystal changes under the action of an electric field in the space where the crystal is located.
- the change in the birefringence is reflected in the change in the polarization plane of the laser transmitting the crystal.
- (1) is a DAST crystal (electro-optic crystal) placed in an electric field space
- (2) is Indicates that a radio wave enters the electric field space.
- the phase shift between the polarization components in the X-axis direction and the y-axis direction shown in FIG. 2 changes between incident light (3) and transmitted light (4) due to birefringence.
- the shift ⁇ ⁇ of the shift is proportional to the electric field strength E and the crystal thickness (crystal length) L.
- n Refractive index in the x-axis direction
- n Refractive index in the y-axis direction
- the DAST twin melting point was 259.6 ° C. as measured by a differential scanning calorimeter (FIG. 6).
- EOS electro-optic sampling
- the “millimeter wave” refers to a high-frequency electromagnetic wave covering a wide frequency band including a microwave power up to a submillimeter wave.
- Literature Q. Wu et al.:"Free electro-optic sampling of terahertz beams, Applied Physics Letters, Vol.D /,
- a received high-frequency electric signal such as a millimeter wave is converted into an optical signal by using an electro-optic crystal and detected. It is possible.
- FIG. 5 is a block diagram showing an embodiment of a system that converts an electromagnetic wave such as a millimeter wave into an optical signal using DAST twins and detects the optical signal.
- the system consists of an antenna (9) for receiving electromagnetic waves such as millimeter waves propagating in space, a continuous wave (CW) laser generator (10), and a polarizer (11) for converting the laser into polarized light.
- an electro-optic crystal (12) As shown in Fig. 5 and converting it to an optical signal.
- a light wave emitted from a continuous wave (CW) laser generator (10) is polarized by a polarizer (11) or a polarized laser is transmitted through an electro-optic crystal (12) arranged in the direction shown in the figure.
- the phase compensator (13) and the analyzer (14) After passing through the phase compensator (13) and the analyzer (14), the light enters the photodetector (15).
- the local oscillator (17) (frequency ⁇
- the modulated signal is also used as a reference signal for an electric measuring instrument.
- the birefringence ⁇ of the electro-optic crystal (12) is compensated for by the phase ⁇ c of the phase compensator (13),
- R is a constant related to the electro-optic coefficient and is a value specific to the electro-optic crystal.
- n Refractive index in the y-axis direction
- Example 1 Example 1
- a 2.6% (w / w) solution of DAST methanol in a bottle with a porous polyfluorinated titanium sheet (pore size 0.5 ⁇ m filter material, ADVANTEC PTFE) placed on the bottom of the bottle is filtered while hot with a filter, and then filtered at 23 °. Cooled to C. After opening and closing the cap to stimulate and generate nuclei, the sheet was removed 24 hours later. Upon removal, the sheet was washed with acetone and ethyl acetate and dried. Carefully observe the crystals remaining on the porous sheet, select crystals with a crystal strength of ⁇ stacked, carefully cut out the sheet seed crystal-adhered part together with the seed crystals into strips, and grow them in a DAST solution. .
- the raising was performed under the following conditions.
- a sheet to which a seed crystal having a shape in which two crystals overlap was adhered was selected. One end thereof was fixed to a polyfluorinated titanium mesh with tex and suspended in a 4.6% (w / w) methanol solution of DAST. Thereafter, the surface of the seed crystal was slightly dissolved at a temperature slightly higher than the saturation temperature at 46 ° C for 20 minutes, then at 45 ° C for 30 minutes, and further at 44 ° C for 10 minutes. The growth was carried out by a temperature drop method while slowly stirring with a stirrer. At 43.4 ° C, the temperature was lowered to 42.5 ° C at O.C / 12 hours, and thereafter, the temperature was lowered at O.C / 24 hours. After 15 days, the crystals were removed.
- the obtained crystal had a major axis of 4.8 mm, a minor axis of 4.0-4.3 mm, and a thickness of 0.76-0.84 mm.
- DAST crystals were grown according to the method described in Examples of Patent No. 3007972 (Patent Document 1), and twins were selected by the method described below.
- the system consists of an antenna (9) for receiving electromagnetic waves such as millimeter waves propagating in space, a continuous wave (CW) laser generator (10) and a polarizer (11) for converting the laser into polarized light, and a DAST Twin (12), phase compensator (13), analyzer (14), photodetector (15), electrical measuring instrument (locking amplifier or spectrum analyzer: 16), local oscillator (17).
- CW continuous wave
- polarizer polarizer
- a light wave emitted from a continuous wave (CW) laser generator (10) is polarized by a polarizer (11) and transmitted through a DAST twin (12) arranged in the direction shown in the figure, and a phase compensator (13) After passing through the analyzer (14), it enters the photodetector (15).
- the local oscillator (17) frequency ⁇
- the applied voltage is a
- the modulated signal is also used as the reference signal for the electrical measuring instrument.
- L is the crystal length
- A is the amplitude of the radio wave. From this equation, the amplitude ⁇ of the radio wave can be detected by measuring the ⁇ or 2 ⁇ components using the lock-in amplifier.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Pyridine Compounds (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP05703748A EP1717356A1 (en) | 2004-01-23 | 2005-01-18 | Dast twin crystal, process for producing the same and use thereof |
| JP2005517235A JPWO2005071145A1 (ja) | 2004-01-23 | 2005-01-18 | Dast双晶、その製造方法、および用途 |
| US11/490,643 US7449134B2 (en) | 2004-01-23 | 2006-07-21 | DAST twin crystal, process for producing the same, and use thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-015399 | 2004-01-23 | ||
| JP2004015399 | 2004-01-23 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US11/490,643 Continuation US7449134B2 (en) | 2004-01-23 | 2006-07-21 | DAST twin crystal, process for producing the same, and use thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005071145A1 true WO2005071145A1 (ja) | 2005-08-04 |
Family
ID=34805456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/000511 Ceased WO2005071145A1 (ja) | 2004-01-23 | 2005-01-18 | Dast双晶、その製造方法、および用途 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7449134B2 (ja) |
| EP (1) | EP1717356A1 (ja) |
| JP (1) | JPWO2005071145A1 (ja) |
| KR (1) | KR20070008570A (ja) |
| CN (1) | CN1910310A (ja) |
| TW (1) | TW200532059A (ja) |
| WO (1) | WO2005071145A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2960239A1 (en) | 2014-06-24 | 2015-12-30 | ARKRAY, Inc. | Stilbazolium derivative and nonlinear optical material using the same |
| CN106149044A (zh) * | 2016-09-09 | 2016-11-23 | 电子科技大学 | 一种自组装单分子膜诱导生长dast及其衍生物单晶薄膜的方法 |
| WO2023132169A1 (ja) * | 2022-01-07 | 2023-07-13 | 浜松ホトニクス株式会社 | 光学部材、光学素子、及び、光学部材の製造方法 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4121146B2 (ja) * | 2005-06-24 | 2008-07-23 | 株式会社リガク | 双晶解析装置 |
| WO2008022071A2 (en) * | 2006-08-14 | 2008-02-21 | The Regents Of The University Of California | All-optical am-to-fm up-conversion for radio-over-fiber |
| CN102560678B (zh) * | 2011-06-07 | 2016-09-14 | 中国科学院福建物质结构研究所 | 一种抑制4-(4-二甲基氨基苯乙烯基)甲基吡啶对甲苯磺酸盐晶体生长过程中出现杂晶的方法 |
| KR101289851B1 (ko) * | 2011-07-29 | 2013-07-26 | 아주대학교산학협력단 | 스틸바죠리늄-염 결정의 성장 방법 |
| CN102351851B (zh) * | 2011-07-29 | 2013-09-11 | 北京科技大学 | 4-(5-二甲基氨基噻吩乙烯基)甲基吡啶类磺酸盐、其非线性光学晶体及制备方法 |
| CN102794947B (zh) * | 2012-07-25 | 2016-06-08 | 电子科技大学 | 一种dast-碳纳米管复合薄膜及其制备方法 |
| CN104962985A (zh) * | 2015-07-15 | 2015-10-07 | 中国电子科技集团公司第四十六研究所 | 一种可控晶体尺寸的dast晶体生长工艺 |
| CN104987306A (zh) * | 2015-07-15 | 2015-10-21 | 中国电子科技集团公司第四十六研究所 | 一种在乙醇溶液中快速制备dast晶体的工艺 |
| CN106884206A (zh) * | 2017-03-17 | 2017-06-23 | 青岛大学 | 一种有机非线性光学晶体用籽晶的生长方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996037639A2 (en) * | 1995-05-19 | 1996-11-28 | The Trustees Of Princeton University | Method and apparatus using organic vapor phase deposition for the growth of organic thin films with large optical non-linearities |
| JP3007972B1 (ja) * | 1999-03-05 | 2000-02-14 | 大阪大学長 | 有機光学単結晶の形成方法及び有機光学単結晶 |
| JP2001247400A (ja) * | 2000-03-01 | 2001-09-11 | Univ Osaka | 有機単結晶の形成方法 |
| JP2002029899A (ja) * | 2000-07-21 | 2002-01-29 | Univ Osaka | 有機光学単結晶の清浄方法及び有機光学単結晶 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5617104A (en) * | 1995-03-28 | 1997-04-01 | Das; Satyendranath | High Tc superconducting tunable ferroelectric transmitting system |
-
2005
- 2005-01-18 KR KR1020067016611A patent/KR20070008570A/ko not_active Withdrawn
- 2005-01-18 WO PCT/JP2005/000511 patent/WO2005071145A1/ja not_active Ceased
- 2005-01-18 EP EP05703748A patent/EP1717356A1/en not_active Withdrawn
- 2005-01-18 JP JP2005517235A patent/JPWO2005071145A1/ja not_active Withdrawn
- 2005-01-18 CN CNA2005800028735A patent/CN1910310A/zh active Pending
- 2005-01-21 TW TW094101894A patent/TW200532059A/zh unknown
-
2006
- 2006-07-21 US US11/490,643 patent/US7449134B2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996037639A2 (en) * | 1995-05-19 | 1996-11-28 | The Trustees Of Princeton University | Method and apparatus using organic vapor phase deposition for the growth of organic thin films with large optical non-linearities |
| JP3007972B1 (ja) * | 1999-03-05 | 2000-02-14 | 大阪大学長 | 有機光学単結晶の形成方法及び有機光学単結晶 |
| JP2001247400A (ja) * | 2000-03-01 | 2001-09-11 | Univ Osaka | 有機単結晶の形成方法 |
| JP2002029899A (ja) * | 2000-07-21 | 2002-01-29 | Univ Osaka | 有機光学単結晶の清浄方法及び有機光学単結晶 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2960239A1 (en) | 2014-06-24 | 2015-12-30 | ARKRAY, Inc. | Stilbazolium derivative and nonlinear optical material using the same |
| US9487484B2 (en) | 2014-06-24 | 2016-11-08 | Arkray, Inc. | Stilbazolium derivative and nonlinear optical material using the same |
| CN106149044A (zh) * | 2016-09-09 | 2016-11-23 | 电子科技大学 | 一种自组装单分子膜诱导生长dast及其衍生物单晶薄膜的方法 |
| CN106149044B (zh) * | 2016-09-09 | 2018-05-29 | 电子科技大学 | 一种自组装单分子膜诱导生长dast及其衍生物单晶薄膜的方法 |
| WO2023132169A1 (ja) * | 2022-01-07 | 2023-07-13 | 浜松ホトニクス株式会社 | 光学部材、光学素子、及び、光学部材の製造方法 |
| JP2023101198A (ja) * | 2022-01-07 | 2023-07-20 | 浜松ホトニクス株式会社 | 光学部材、光学素子、及び、光学部材の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070008570A (ko) | 2007-01-17 |
| EP1717356A1 (en) | 2006-11-02 |
| CN1910310A (zh) | 2007-02-07 |
| TW200532059A (en) | 2005-10-01 |
| JPWO2005071145A1 (ja) | 2007-12-27 |
| US7449134B2 (en) | 2008-11-11 |
| US20070023739A1 (en) | 2007-02-01 |
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