Page 13 - Shimadzu IG-1000 Plus
P. 13

Powerful Functions Support Measurement






 Applying Data on Changes in the Intensity of   Optimal Measurement Conditions Checked with Intensity of Diffracted Light
 Diffracted Light (Decay Process)  Setting the following three parameters is required. The optimum parameters are selected using six levels of condition setting files.


 In addition to the measurement results for particle size distributions, data on changes in the   Application duration: 10 to 1,000 ms  If the maximum intensity of the diffracted light is between these two lines, the measurement
            Applied voltage: 5 to 35 Vpp
 intensity of diffracted light (i.e., the decay process) can also be used. This data can be output to   Frequency: 1 kHz to 1 MHz  conditions are appropriate.
 Excel, allowing users to try out their own analytical techniques.
                                               Light Intensity
            It is possible to check whether or not the
            optimum measurement conditions are set
                                                 Relative Light Intensity
            using the optical intensity level and the
            upper and lower limit lines displayed on
            the screen.






                                                                         Diffusion Time (msec)
                                                         Window for Checking the Level of the Diffracted Light Intensity


            Samples Set with Three Simple Steps


            A simple workflow allows measurement to be performed smoothly.







                   Batch cell
 Window of Wing-1 Control Software
                    Cell holder                            Electrode                          Lock lever
                                                           holder
 Measurement Results Validated Using Changes in the Intensity of Diffracted Light
 (Decay Process)  1.  Inject the sample (a liquid containing   2.  Insert the electrode holder from   3.  Move the lock lever to the SET
               dispersed microscopic particles) into   directly above the batch cell.  position. After this, simply close the
 If the particles are relatively small, the attenuation gradient is relatively high, whereas if the particles are relatively large, the   the batch cell, and insert the batch   lid and press the measurement button
 attenuation gradient is relatively small. This means that the relative (average) sizes of particles can be ascertained at a glance.  cell into the cell holder.  to start operation.

 Particle Size  Light Intensity
 1  5 nm
 2  8 nm

 3  18 nm  7
 4  28 nm  Relative Light Intensity  6
 5  46 nm  5

 6  60 nm  1  2  3  4
 7  100 nm  Diffusion Time (msec)
 Comparison of Attenuation in Intensities of Diffracted Light
                                                                                              IG-1000 Plus
 12                                                                                             Single Nano Particle Size Analyzer  13
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