CN102230221B - Platinum lead iodate serving as second-order non-linear optical crystal - Google Patents
Platinum lead iodate serving as second-order non-linear optical crystal Download PDFInfo
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- CN102230221B CN102230221B CN201110171710.7A CN201110171710A CN102230221B CN 102230221 B CN102230221 B CN 102230221B CN 201110171710 A CN201110171710 A CN 201110171710A CN 102230221 B CN102230221 B CN 102230221B
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- platinum lead
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- lead iodate
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Abstract
The invention relates to platinum lead iodate serving as a second-order non-linear optical crystal. A chemical formula of the platinum lead iodate is PbPt(IO3)6(H2O), the molecular weight is 1,469.68, and the platinum lead iodate belongs to a trigonal system; and a space group is R3, a unicellular parameter a is equal to 11.307 (6) angstroms, b is equal to 11.307 (6) angstroms, c is equal to 11.242 (9) angstroms, alpha is equal to beta which is equal to 90 degrees, gamma is equal to 120 degrees, V is equal to 1244.79 (14) angstroms<3>, and Z is equal to 3. The platinum lead iodate [PbPt(IO3)6(H2O)] is prepared by a hydrothermal method and has the high second-order non-linear optical performance, and the powder second harmonic generation (SHG) of the platinum lead iodate is 8 times that of potassium dihydrogen phosphate (KDP).
Description
Technical field
The invention belongs to second-order non-linear optical materials and synthesis thereof.
Background technology
Second-order non-linear optical crystal has significant application value in high-tech areas such as laser frequency conversion, photoelectric communication, optical Information Processing and unicircuit, such as submarine deep water communication, blinding laser weapons, the ocean locating fish, video disc recording, color laser printing, laser projection tv, optical oomputing and optical-fibre communications etc.The second-order non-linear optical crystal obtaining practical application at present comprises KH
2pO
4(KDP), KTiOPO
4(KTP), LiNbO
3(LNO), BaTiO
3(BTO),
α-LiIO
3, KIO
3deng.Along with the development of laser technology and the appearance of tunable laser, device for non-linear optical development is rapid, laser freuqency doubling, mixing, parametric oscillation and amplification; Electro-optical Modulation, deflection, Q-switch and optical dioptric device etc. occur in succession.These above research and apply, propose the requirement of more higher physics, chemical property, also promote developing rapidly of nonlinear optical material to nonlinear optical material.
The key of design second-order non-linear optical materials is the polarizability of how to induce the formation of non-centrosymmetric structure and how to increase compound, and this is also the Focal point and difficult point of second-order non-linear optical materials Design and synthesis.Scientific research shows that the inorganic group easily producing non-core structure mainly comprises BO
3 3-, PO
4 3-, containing the ion (as I (V), Se (IV), Bi (III), Pb (II), Te (IV) etc.) of lone-pair electron and the d of distorted octahedron coordination
0the transition metal ion (as Ti (IV), V (V), Nb (V), Ta (V), Mo (VI), W (VI) etc.) of electronic configuration.System at present containing single nonlinear optical active group has been studied more detailed.Research shows to adopt complex method, be compound in same compound by two or more nonlinear optical active groups, the probability utilizing its synergistic effect to increase to obtain non-core structure the second order nonlinear optical effect improving compound are a kind of effective ways of synthesizing new second-order non-linear optical materials.Pb (II) ion containing lone-pair electron is incorporated in Potassium Iodate by we, utilizes the synergistic effect of two kinds of lone-pair electron polarized actions to obtain the novel second-order non-linear optical materials of a routine superior performance.About the research of this respect there is no bibliographical information.
Summary of the invention
The object of the invention is to prepare a kind of platinum lead iodate serving as second-order non-linear optical crystal.
The present invention obtains a kind of platinum lead iodate serving as second-order non-linear optical crystal, and its chemical formula is PbPt (IO
3)
6(H
2o), molecular weight is: 1469.68, belongs to trigonal system, spacer
r3, cell parameter is
a=11.307 (6),
b=11.307 (6),
c=11.242 (9),
α=
β=90 °,
γ=120 °, V=1244.79 (14)
3,
z=3.Acid iodide platinum lead is tridimensional network, the Pt in structure
4+the IO of ion and six monodentate ligands
3group is connected by common summit mode and forms zero dimension [Pt (IO
3)
6]
2-anionic units.Adjacent [Pt (IO
3)
6]
2-anionic units passes through Pb
2+ion is interconnected to form tridimensional network further.
Its synthetic method is as follows:
By PbCl
2, Pt (acac)
2(methyl ethyl diketone platinum), I
2o
5and H
2o mixing has been placed in teflon-lined hydrothermal reaction kettle (23 mL), in 190 DEG C of reactions four days in chamber type electric resistance furnace, can obtain light yellow block PbPt (IO
3)
6(H
2o) crystal.
The present invention can be used for:
Nonlinear optical test shows, acid iodide platinum lead [PbPt (IO
3)
6(H
2o)] there is excellent second-order nonlinear optical property, under 1064 nm laser radiations, export the green glow that very strong wavelength is 532 nm, 8 times that its powder frequency doubling coefficient (SHG) is KDP.Expection has significant application value in high-tech areas such as laser frequency conversion, Electro-optical Modulation, Preset grating information processings.This type of nonlinear optical material is in modern science and technology, particularly in some military and civilian high-tech areas, such as submarine deep water communication, blinding laser weapons, the ocean locating fish, video disc recording, color laser printing, laser projection tv, optical oomputing and optical-fibre communications etc., have a series of important application.
Embodiment
Example 1:PbCl
2(0.028 g, 0.10 mmol), Pt (acac)
2(methyl ethyl diketone platinum) (0.058 g, 0.14 mmol), I
2o
5(2.672 g, 8 mmol) and H
2o(5 mL) load in hydrothermal reaction kettle and mix, sealing, is placed in chamber type electric resistance furnace, is warmed up to 190 DEG C through 400 min from 30 DEG C, isothermal reaction four days, is finally per hourly down to 30 DEG C with 3 DEG C, can obtains light yellow clear bulk crystals.
Claims (1)
1. a platinum lead iodate serving as second-order non-linear optical crystal, is characterized in that: its chemical formula is PbPt (IO
3)
6(H
2o), molecular weight is: 1469.68, belongs to trigonal system, spacer
r3, cell parameter is
a=11.307 (6),
b=11.307 (6),
c=11.242 (9),
α=
β=90 °,
γ=120 °, V=1244.79 (14)
3,
z=3.
Priority Applications (1)
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CN201110171710.7A CN102230221B (en) | 2011-06-24 | 2011-06-24 | Platinum lead iodate serving as second-order non-linear optical crystal |
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CN102230221A CN102230221A (en) | 2011-11-02 |
CN102230221B true CN102230221B (en) | 2015-07-15 |
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CN103911661B (en) * | 2014-04-03 | 2016-07-06 | 中国科学院理化技术研究所 | Nonlinear optical crystal Ce2I6O18And preparation method and application thereof |
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US5592325A (en) * | 1994-07-29 | 1997-01-07 | Litton Systems, Inc. | Method and apparatus for laser beam management with frequency converting compounds |
JP2008230906A (en) * | 2007-03-20 | 2008-10-02 | Mitsubishi Gas Chem Co Inc | Mg-CONTAINING ZnO-BASED MIXED SINGLE CRYSTAL, ITS LAMINATED BODY, AND METHOD FOR PRODUCING THE SAME |
CN101333683A (en) * | 2007-06-29 | 2008-12-31 | 宁波大学 | Novel infrared non-linear crystal CsV2O5 |
CN101587278A (en) * | 2008-05-22 | 2009-11-25 | 中国科学院福建物质结构研究所 | Nonlinear optical crystal plumbum-lanthanum iodate |
CN101914809A (en) * | 2010-08-11 | 2010-12-15 | 中国科学院新疆理化技术研究所 | Nonlinear optical crystal of potassium borate chloride compound and preparation method as well as application thereof |
CN101986191A (en) * | 2009-07-29 | 2011-03-16 | 中国科学院福建物质结构研究所 | Non-linear optic crystal vanadium sodium iodide |
-
2011
- 2011-06-24 CN CN201110171710.7A patent/CN102230221B/en not_active Expired - Fee Related
Patent Citations (6)
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US5592325A (en) * | 1994-07-29 | 1997-01-07 | Litton Systems, Inc. | Method and apparatus for laser beam management with frequency converting compounds |
JP2008230906A (en) * | 2007-03-20 | 2008-10-02 | Mitsubishi Gas Chem Co Inc | Mg-CONTAINING ZnO-BASED MIXED SINGLE CRYSTAL, ITS LAMINATED BODY, AND METHOD FOR PRODUCING THE SAME |
CN101333683A (en) * | 2007-06-29 | 2008-12-31 | 宁波大学 | Novel infrared non-linear crystal CsV2O5 |
CN101587278A (en) * | 2008-05-22 | 2009-11-25 | 中国科学院福建物质结构研究所 | Nonlinear optical crystal plumbum-lanthanum iodate |
CN101986191A (en) * | 2009-07-29 | 2011-03-16 | 中国科学院福建物质结构研究所 | Non-linear optic crystal vanadium sodium iodide |
CN101914809A (en) * | 2010-08-11 | 2010-12-15 | 中国科学院新疆理化技术研究所 | Nonlinear optical crystal of potassium borate chloride compound and preparation method as well as application thereof |
Non-Patent Citations (2)
Title |
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碘酸盐非线性光学晶体材料的生长及其结构分析;薛海萍;《北京工业大学硕士学位论文》;20061215;全文 * |
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