CN108796614A - A kind of preparation method and crystalline material of W/S/Cu clusters-metal framework crystalline material with light limitation capability - Google Patents
A kind of preparation method and crystalline material of W/S/Cu clusters-metal framework crystalline material with light limitation capability Download PDFInfo
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- CN108796614A CN108796614A CN201810692733.4A CN201810692733A CN108796614A CN 108796614 A CN108796614 A CN 108796614A CN 201810692733 A CN201810692733 A CN 201810692733A CN 108796614 A CN108796614 A CN 108796614A
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- 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
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- 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
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
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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
- G02F1/355—Non-linear optics characterised by the materials used
- G02F1/3551—Crystals
Abstract
The invention discloses a kind of preparation methods and crystalline material of W/S/Cu clusters-metal framework crystalline material with light limitation capability.The preparation method of W/S/Cu clusters-metal framework crystalline material with light limitation capability.Tetrathio ammonium tungstate and cuprous cyanide are added to stir in pyridine solvent, orange solution is made；And buffer layer is added on the solution upper layer, the aqueous isopropanol of calcium nitrate tetrahydrate is then just added on the buffer layer；It crystallizes, be filtered, washed, drying to obtain crystalline material through diffusion after sealing.The present invention obtains a kind of W/S/Cu clusters-metal framework crystalline material { [Ca (Py) (i-PrOH) with strong light limitation capability2][WS4Cu3(Py)2(CN)3]·2Py}n.The convieniently synthesized, mild condition of the present invention, easily controllable, the raw material of synthesis is cheap and easy to get, and obtained products collection efficiency is high, very high purity, and chemistry, the optical stability of material are good, and the light limitation capability of material is strong.
Description
Technical field
The invention belongs to nonlinear optical material technical fields, and in particular to a kind of W/S/Cu with light limitation capability
The preparation method and crystalline material of cluster-metal framework crystalline material.
Background technology
Researcher is found that photoelectric effect, frequency-doubled effect, two-photon absorption etc. are non-thread by using laser excitation material
Property optical phenomena, the device for non-linear optical developed using these effects be widely used in optical information processing, optical storage,
Many aspects such as optical oomputing and laser device, laser medicine, ranging and directed energy weapon.The development of nonlinear optical material is always
Using the material property of high nonlinear optical coefficients, strong nonlinear response, good environmental stability and high-quality as target, and
It is expanded extensively and in-depth study in fields such as Inorganic Nonlinear Optical Materials, organic molecule nonlinear optical materials.
As that probes into the miscellaneous thio metal cluster base frame crystalline material structures of W/S/Cu and performance deepens continuously, this is found
Crystalloid material can express out excellent third-order non-linear light limitation capability, and source is mainly metallic atom in cluster structural unit
The extended system formed with organic ligand.So influencing the miscellaneous thio metal cluster base frame crystalline material optically nonlinearities of W/S/Cu
The configuration because being known as cluster structural unit, the structure of organic ligand and the connection type etc. of cluster metallic framework of energy.
Invention content
The purpose of this part is to summarize some aspects of the embodiment of the present invention and briefly introduce some preferably to implement
Example.It may do a little simplified or be omitted to avoid our department is made in this section and the description of the application and the title of the invention
Point, the purpose of abstract of description and denomination of invention it is fuzzy, and this simplification or omit and cannot be used for limiting the scope of the invention.
In view of above-mentioned technological deficiency, it is proposed that the present invention.
Therefore, as one aspect of the present invention, the present invention overcomes the deficiencies in the prior art, provides a kind of tool
There is the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability.
In order to solve the above technical problems, the present invention provides following technical solutions：A kind of W/S/ with light limitation capability
The preparation method of Cu clusters-metal framework crystalline material comprising,
Tetrathio ammonium tungstate and cuprous cyanide are added to stirring in pyridine solvent and form orange solution；
Calcium nitrate tetrahydrate is added to stir in isopropanol solvent, colourless solution is made；
The orange solution is placed in reaction tube and suitable pyridine is added as buffer layer in layer on it, then will
The colourless solution is added slowly to the top of buffer layer, and sealing is crystallized through diffusion, is filtered, washed, crystal described in drying to obtain
Material.
Preparation method as W/S/Cu clusters-metal framework crystalline material of the present invention with light limitation capability
A kind of preferred embodiment：The tetrathio ammonium tungstate, cuprous cyanide, calcium nitrate molar ratio be 1:3~4:1~2.
Preparation method as W/S/Cu clusters-metal framework crystalline material of the present invention with light limitation capability
A kind of preferred embodiment：It is described that tetrathio ammonium tungstate and cuprous cyanide are added in pyridine solvent, wherein every 0.2 mM four
The volume of pyridine solvent needed for thio ammonium tungstate is 3~5 milliliters.
Preparation method as W/S/Cu clusters-metal framework crystalline material of the present invention with light limitation capability
A kind of preferred embodiment：It is described that calcium nitrate tetrahydrate is added in isopropanol solvent, wherein every 0.2 mM of four nitric hydrate
The volume of isopropanol solvent needed for calcium is 6~10 milliliters.
Preparation method as W/S/Cu clusters-metal framework crystalline material of the present invention with light limitation capability
A kind of preferred embodiment：It is described orange solution to be placed in reaction tube and suitable pyridine is added as buffer layer in layer on it,
Wherein, the volume ratio range of pyridine buffer layer and orange solution is 1:6~10.
Preparation method as W/S/Cu clusters-metal framework crystalline material of the present invention with light limitation capability
A kind of preferred embodiment：The crystalline material, chemical formula are { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·2Py
}n。
As another aspect of the present invention, the present invention overcomes the deficiencies in the prior art, provides and is limited with light
W/S/Cu clusters-metal framework crystalline material of ability.
In order to solve the above technical problems, the present invention provides following technical solutions：W/S/Cu clusters-with light limitation capability
Metal framework crystalline material, wherein：The crystalline material, chemical formula are { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2
(CN)3]·2Py}n, for two-dimentional wavy shaped configuration, wherein center cluster unit is four core T shapes [WS4Cu3]+Cluster is connected by cyano
Three Ca atoms, and two of which copper is coordinated with a Pyridine Molecules respectively, and Ca atoms are hexa-coordinate, and three are connected by cyano
A cluster core, remaining coordination site are occupied by a pyridine and two isopropanols.
Beneficial effects of the present invention：The convieniently synthesized, mild condition of the present invention, easily controllable, the raw material of synthesis is cheap and easy to get,
Obtained products collection efficiency is high, very high purity, and chemistry, the optical stability of material are good, and the light limitation capability of material is strong.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without having to pay creative labor, it can also be obtained according to these attached drawings other
Attached drawing.Wherein：
Fig. 1 is crystalline material of the present invention { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·2Py}nConnection side
Formula and two-dimensional structure figure.
Fig. 2 is crystalline material of the present invention { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·2Py}nLight limitation
Performance map.
Fig. 3 is crystalline material { [Ca (Py) (i-PrOH) prepared by the present invention2][WS4Cu3(Py)2(CN)3]·2Py}n's
Powder X-ray diffractogram.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to specific embodiment pair
The specific implementation mode of the present invention is described in detail.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented different from other manner described here using other, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
Secondly, " one embodiment " or " embodiment " referred to herein refers to that may be included at least one realization side of the present invention
A particular feature, structure, or characteristic in formula." in one embodiment " that different places occur in the present specification not refers both to
The same embodiment, nor the individual or selective embodiment mutually exclusive with other embodiment.
Embodiment 1：
The present invention has the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability, including following step
Suddenly：
0.2 mM of tetrathio ammonium tungstate and 0.6 mM of cuprous cyanide are added in 3 milliliters of pyridine solvents the first step,
Orange clear solution is made in stirring；
0.2 mM of calcium nitrate tetrahydrate is added in 6 milliliters of isopropanol solvents by second step, and stirring is obtained to dissolving
Colourless solution.
Third walks, and 0.3 milliliter of pyridine of lower layer and addition that the orange solution in the first step is placed in reaction tube buffers
Then colourless solution obtained in second step is slowly added into the top of buffer layer by layer, sealing is crystallized, is filtered, washed, does
It is dry to obtain the crystalline material.
The test of third order non-linear optical property：The crystalline material of preparation is ground into powder, take 1mg powder samples in
In 10 milliliters of acetonitriles, ultrasound makes it dissolve.Obtained solution is subjected to light limit at pulsewidth 4ns, the laser beam of wavelength 532nm
Performance test processed.
Embodiment 2：
The present invention has the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability, including following step
Suddenly：
0.2 mM of tetrathio ammonium tungstate and 0.8 mM of cuprous cyanide are added in 3 milliliters of pyridine solvents the first step,
Orange clear solution is made in stirring；
0.2 mM of calcium nitrate tetrahydrate is added in 6 milliliters of isopropanol solvents by second step, and stirring is obtained to dissolving
Colourless solution.
Third walks, and 0.3 milliliter of pyridine of lower layer and addition that the orange solution in the first step is placed in reaction tube buffers
Then colourless solution obtained in second step is slowly added into the top of buffer layer by layer, sealing is crystallized, is filtered, washed, does
It is dry to obtain the crystalline material.
The test of third order non-linear optical property：The crystalline material of preparation is ground into powder, take 1mg powder samples in
In 10 milliliters of acetonitriles, ultrasound makes it dissolve.Obtained solution is subjected to light limit at pulsewidth 4ns, the laser beam of wavelength 532nm
Performance test processed.
Embodiment 3：
The present invention has the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability, including following step
Suddenly：
0.2 mM of tetrathio ammonium tungstate and 0.6 mM of cuprous cyanide are added in 4 milliliters of pyridine solvents the first step,
Orange clear solution is made in stirring；
0.2 mM of calcium nitrate tetrahydrate is added in 6 milliliters of isopropanol solvents by second step, and stirring is obtained to dissolving
Colourless solution.
Third walks, and 0.5 milliliter of pyridine of lower layer and addition that the orange solution in the first step is placed in reaction tube buffers
Then colourless solution obtained in second step is slowly added into the top of buffer layer by layer, sealing is crystallized, is filtered, washed, does
It is dry to obtain the crystalline material.
The test of third order non-linear optical property：The crystalline material of preparation is ground into powder, take 1mg powder samples in
In 10 milliliters of acetonitriles, ultrasound makes it dissolve.Obtained solution is subjected to light limit at pulsewidth 4ns, the laser beam of wavelength 532nm
Performance test processed.
Embodiment 4：
The present invention has the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability, including following step
Suddenly：
0.2 mM of tetrathio ammonium tungstate and 0.6 mM of cuprous cyanide are added in 3 milliliters of pyridine solvents the first step,
Orange clear solution is made in stirring；
0.3 mM of calcium nitrate tetrahydrate is added in 10 milliliters of isopropanol solvents by second step, and stirring is obtained to dissolving
Colourless solution.
Third walks, and 0.3 milliliter of pyridine of lower layer and addition that the orange solution in the first step is placed in reaction tube buffers
Then colourless solution obtained in second step is slowly added into the top of buffer layer by layer, sealing is crystallized, is filtered, washed, does
It is dry to obtain the crystalline material.
The test of third order non-linear optical property：The crystalline material of preparation is ground into powder, take 1mg powder samples in
In 10 milliliters of acetonitriles, ultrasound makes it dissolve.Obtained solution is subjected to light limit at pulsewidth 4ns, the laser beam of wavelength 532nm
Performance test processed.
Embodiment 5：
The present invention has the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability, including following step
Suddenly：
0.2 mM of tetrathio ammonium tungstate and 0.8 mM of cuprous cyanide are added in 5 milliliters of pyridine solvents the first step,
Orange clear solution is made in stirring；
0.2 mM of calcium nitrate tetrahydrate is added in 8 milliliters of isopropanol solvents by second step, and stirring is obtained to dissolving
Colourless solution.
Third walks, and 0.5 milliliter of pyridine of lower layer and addition that the orange solution in the first step is placed in reaction tube buffers
Then colourless solution obtained in second step is slowly added into the top of buffer layer by layer, sealing is crystallized, is filtered, washed, does
It is dry to obtain the crystalline material.
The test of third order non-linear optical property：The crystalline material of preparation is ground into powder, take 1mg powder samples in
In 10 milliliters of acetonitriles, ultrasound makes it dissolve.Obtained solution is subjected to light limit at pulsewidth 4ns, the laser beam of wavelength 532nm
Performance test processed.
Embodiment 6：
The present invention has the preparation method of W/S/Cu clusters-metal framework crystalline material of light limitation capability, including following step
Suddenly：
0.2 mM of tetrathio ammonium tungstate and 0.7 mM of cuprous cyanide are added in 4 milliliters of pyridine solvents the first step,
Orange clear solution is made in stirring；
0.2 mM of calcium nitrate tetrahydrate is added in 8 milliliters of isopropanol solvents by second step, and stirring is obtained to dissolving
Colourless solution.
Third walks, and 0.5 milliliter of pyridine of lower layer and addition that the orange solution in the first step is placed in reaction tube buffers
Then colourless solution obtained in second step is slowly added into the top of buffer layer by layer, sealing is crystallized, is filtered, washed, does
It is dry to obtain the crystalline material.
The test of third order non-linear optical property：The crystalline material of preparation is ground into powder, take 1mg powder samples in
In 10 milliliters of acetonitriles, ultrasound makes it dissolve.Obtained solution is subjected to light limit at pulsewidth 4ns, the laser beam of wavelength 532nm
Performance test processed.
Fig. 1 is crystalline material of the present invention { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·2Py}nConnection side
Formula and two-dimensional structure figure.As shown in Figure 1, crystalline material of the present invention belongs to two-dimentional wavy shaped configuration.Wherein, center cluster unit is four
Core T shapes [WS4Cu3]+Cluster connects three Ca atoms by cyano, and two of which copper is coordinated with a Pyridine Molecules respectively.
Ca atoms are all hexa-coordinates, connect three cluster cores by cyano, remaining coordination site is occupied by a pyridine and two isopropanols.
Fig. 2 is crystalline material of the present invention { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·2Py}nLight limitation
Performance map.From Fig. 2 experimental results it is found that crystalline material { [Ca (Py) (i-PrOH) prepared by the present invention2][WS4Cu3(Py)2
(CN)3]·2Py}nLight threshold limit be 1.8J/cm2, with C60The light threshold limit of material is substantially suitable, illustrates prepared crystalline substance
Body material has very strong smooth limitation capability.
Fig. 3 is crystalline material { [Ca (Py) (i-PrOH) prepared by the present invention2][WS4Cu3(Py)2(CN)3]·2Py}n's
Powder X-ray diffractogram.From Fig. 3 experimental results it is found that the powder x-ray diffraction pattern of crystalline material prepared by the present invention
It is almost the same with the X-ray diffraction pattern of theoretical calculation, illustrate that the crystalline material prepared by the present invention has very high purity.
The convieniently synthesized, mild condition of the present invention, easily controllable, the raw material of synthesis is cheap and easy to get, obtained products collection efficiency is high,
Very high purity, chemistry, the optical stability of material are good, and the light limitation capability of material is strong.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to preferable
Embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the technology of the present invention
Scheme is modified or replaced equivalently, and without departing from the spirit of the technical scheme of the invention and range, should all be covered in this hair
In bright right.
Claims (7)
1. a kind of preparation method of W/S/Cu clusters-metal framework crystalline material with light limitation capability, it is characterised in that：Packet
It includes,
Tetrathio ammonium tungstate and cuprous cyanide are added to stirring in pyridine solvent and form orange solution；
Calcium nitrate tetrahydrate is added to stir in isopropanol solvent, colourless solution is made；
The orange solution is placed in reaction tube and the suitable pyridine of layer addition, then will be described as buffer layer on it
Colourless solution is added slowly to the top of buffer layer, and sealing is crystallized through diffusion, is filtered, washed, crystal material described in drying to obtain
Material.
2. the preparation method of W/S/Cu clusters-metal framework crystalline material with light limitation capability as described in claim 1,
It is characterized in that：The tetrathio ammonium tungstate, cuprous cyanide, calcium nitrate molar ratio be 1:3~4:1~2.
3. the preparation side of W/S/Cu clusters-metal framework crystalline material with light limitation capability as claimed in claim 1 or 2
Method, it is characterised in that：It is described that tetrathio ammonium tungstate and cuprous cyanide are added in pyridine solvent, wherein every 0.2 mM four
The volume of pyridine solvent needed for thio ammonium tungstate is 3~5 milliliters.
4. the preparation side of W/S/Cu clusters-metal framework crystalline material with light limitation capability as claimed in claim 1 or 2
Method, it is characterised in that：It is described that calcium nitrate tetrahydrate is added in isopropanol solvent, wherein every 0.2 mM of four nitric hydrate
The volume of isopropanol solvent needed for calcium is 6~10 milliliters.
5. the preparation side of W/S/Cu clusters-metal framework crystalline material with light limitation capability as claimed in claim 1 or 2
Method, it is characterised in that：It is described orange solution to be placed in reaction tube and suitable pyridine is added as buffer layer in layer on it,
Wherein, the volume ratio range of pyridine buffer layer and orange solution is 1:6~10.
6. the preparation side of W/S/Cu clusters-metal framework crystalline material with light limitation capability as claimed in claim 1 or 2
Method, it is characterised in that：The crystalline material, chemical formula are { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·
2Py}n。
7. any preparation method of the claim 1~6 W/S/Cu clusters with light limitation capability-metal framework obtained is brilliant
Body material, it is characterised in that：The crystalline material, chemical formula are { [Ca (Py) (i-PrOH)2][WS4Cu3(Py)2(CN)3]·
2Py}n, for two-dimentional wavy shaped configuration, wherein center cluster unit is four core T shapes [WS4Cu3]+Cluster connects three Ca by cyano
Atom, and two of which copper is coordinated with a Pyridine Molecules respectively, and Ca atoms are hexa-coordinate, and three clusters are connected by cyano
Core, remaining coordination site are occupied by a pyridine and two isopropanols.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112679750A (en) * | 2021-01-08 | 2021-04-20 | 江南大学 | W-S-Cu cluster-based metal organic framework crystal material, preparation method and application thereof |
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| US4730064A (en) * | 1985-03-14 | 1988-03-08 | Exxon Research And Engineering Company | Heterometallic thiocubanes (C-2044) |
| CN105586639A (en) * | 2016-02-29 | 2016-05-18 | 江南大学 | Preparation method of second-order nonlinear optical crystal material {[Tb(NMP)7][WS4Ag3I4]} |
| CN106967221A (en) * | 2017-04-11 | 2017-07-21 | 晋中学院 | Inclined cluster Base Metal organic frame of one kind spin and preparation method thereof |
| CN107904655A (en) * | 2017-11-24 | 2018-04-13 | 江南大学 | A kind of crystalline material [WS of highly sensitive detection TNP4Cu4(CN)2(TPP)] preparation method |
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2018
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4730064A (en) * | 1985-03-14 | 1988-03-08 | Exxon Research And Engineering Company | Heterometallic thiocubanes (C-2044) |
| CN105586639A (en) * | 2016-02-29 | 2016-05-18 | 江南大学 | Preparation method of second-order nonlinear optical crystal material {[Tb(NMP)7][WS4Ag3I4]} |
| CN106967221A (en) * | 2017-04-11 | 2017-07-21 | 晋中学院 | Inclined cluster Base Metal organic frame of one kind spin and preparation method thereof |
| CN107904655A (en) * | 2017-11-24 | 2018-04-13 | 江南大学 | A kind of crystalline material [WS of highly sensitive detection TNP4Cu4(CN)2(TPP)] preparation method |
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| CN112679750A (en) * | 2021-01-08 | 2021-04-20 | 江南大学 | W-S-Cu cluster-based metal organic framework crystal material, preparation method and application thereof |
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