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    • 81. 发明公开
    • SHORT-WAVELENGTH LASER CHIRAL RAMAN SPECTROMETER
    • EP3388821A1
    • 2018-10-17
    • EP16874726.9
    • 2016-11-29
    • Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences
    • LI, CanFENG, ZhaochiWANG, PengZHANG, YingTANG, Yuxuan
    • G01N21/65
    • G01N21/65
    • A short-wavelength laser-excitation chiral Raman Spectrometer (A short-wavelength laser-excitation Raman Optical Activity Spectrometer) comprises a laser-excitation light source between 325nm and 532nm, the linear polarized homogeneous system, circularly polarized light converter, sample cell holder, circularly polarized light splitter, double beam bifurcated optical fiber, Rayleigh line filter, imaging spectrometer, CCD sensitive to short-wavelength range and data processing system. The laser coming from laser-excitation light source goes through the linear polarized homogeneous system then exposures to the sample cell, or the laser coming from laser-excitation light source goes through the linear polarized homogeneous system and circularly polarized light converter then exposures to the sample cell. The left/right circularly polarized Raman signals coming from sample cell go through the Rayleigh line filter, then enter into the incidence end of Y-type double-beam optical fiber, divided into two beams of polarized light via circularly polarized light splitter, present as a linear array on the other end of the optical fiber, then enter into the incident slit of imaging spectrograph. The Raman signals are separated by the imaging spectrograph then enter the CCD on the exit of spectrograph which is sensitive in a wide range of short wavelength, and incident upon the top half and the bottom of it. CCD's acquisition system collects the light signals of the top half and the bottom half, that is, the right and the left ciculaly polarized Raman signals, converting them into electrical signals and transmitting the signals to the computer. After data processing, the sum of right and left circularly polarized Raman signals is counted as the total Raman signal, and the difference between right and left circularly polarized Raman signals as the circularly polarized Raman difference signal, that is, the Raman optical activity signal, and One acquisition when normalized difference of circular polarization intensity is computed as the circularly polarized Raman difference signal divided by the total Raman signal. The short-wavelength chiral Raman Spectrometer that can be applied to confirmation of chiral molecules' and biomolecules' absolute configurations, is a powerful tool for determination of absolute configuration and conformation of chiral molecules in wide region of chemistry, biology and medicine.
    • 84. 发明公开
    • IONIC CONDUCTIVITY TEST DEVICE, AND TEST METHOD USING SAME
    • 离子电导测试装置和使用该装置的测试方法
    • EP3236248A1
    • 2017-10-25
    • EP15869276.4
    • 2015-12-14
    • Dalian Institute Of Chemical Physics Chinese Academy of Sciences
    • SUN, GongquanXIA, ZhangxunWANG, SuliFU, Xudong
    • G01N27/04
    • G01N27/04G01N27/041G01N27/06G01N27/26G01N27/416G01N27/4162G01R31/36
    • An ionic conductance measuring instrument comprises a voltage/current test device and a test electrode; the mentioned test electrode includes a bulk substrate with four linearly arranged through holes, four Pt wires inserted in the through holes respectively with their upper ends exposed outside of the bulk and their downside ends hidden inside of the bulk; the mentioned linear arrangement refers that the four axis of the Pt wire is in the same plane and parallel with each other; the gap distance between the mentioned Pt wire and the bulk substrate is 0.1-2 mm, and is filled with ionic conductive polymer. The invention solves the problem that the ionic conductivity mixed in the electronic conductor is difficult to measure in the prior art. By adopting this method, the ionic conductance of the electronic conductors could be precisely measured and the ion migration of the materials could also be investigated. This measurement possesses the multi advantages of testing accuracy, stability of temperature and humidity, data reproducibility, simplified procedures and enhanced testing efficiency.
    • 离子电导测量仪器包括电压/电流测试装置和测试电极; 所提到的测试电极包括具有四个直线排列的通孔的大块衬底,分别插入通孔中的四根铂丝,其上端暴露在体外并且其下端隐藏在体内; 所提到的线性排列是指铂丝的四条轴线在同一平面内并且彼此平行; 所述Pt丝与体衬底之间的间隙距离为0.1-2mm,并填充有离子导电聚合物。 本发明解决了现有技术中混合在电子导体中的离子导电性难以测量的问题。 通过采用这种方法,可以精确测量电子导体的离子电导率,并且还可以研究材料的离子迁移。 该测量具有测试精度,温度和湿度稳定性,数据重现性,简化程序和增强测试效率等多项优点。