00:00:00 | Masterclass 1: Laser Diffraction Explained |
00:01:15 | Masterclass 1: Laser Diffraction Explained |
00:01:54 | Overview |
00:02:54 | Laser diffraction Masterclass |
00:03:30 | Laser diffraction Masterclass |
00:04:58 | Introduction to particle sizing |
00:05:12 | A very general definition of a “particle”… |
00:06:02 | General images of particles |
00:06:42 | Equivalent spherical diameters |
00:08:01 | Choosing a particle sizing technique |
00:09:35 | The basics of laser diffraction |
00:09:52 | The diffraction pattern |
00:10:57 | Dependence of diffraction pattern on particle size |
00:12:20 | How does the instrument work? |
00:13:47 | How does the instrument work? |
00:15:15 | The measured scattering data |
00:16:12 | How do we get the size distribution? |
00:18:07 | Reporting and interpreting the results |
00:19:54 | Laser diffraction measurement demo |
00:20:01 | Laser diffraction measurement process |
00:20:53 | Wet measurement demo |
00:21:00 | Wet measurement demo |
00:23:34 | Dry measurement demo |
00:23:53 | dry demo |
00:25:21 | Wet measurement demo |
00:26:03 | Comparing results from different techniques |
00:26:27 | Comparing laser diffraction and sedimentation |
00:27:15 | Comparing laser diffraction and sedimentation |
00:28:41 | Comparing laser diffraction and sedimentation |
00:29:19 | Comparing laser diffraction and sieving |
00:29:39 | Comparing laser diffraction and sieving |
00:30:26 | Comparing laser diffraction and sieving |
00:30:58 | Additional information from automated imaging |
00:32:11 | Laser diffraction applications |
00:32:24 | The effect of particle size on flavour |
00:33:23 | The effect of particle size on texture |
00:34:20 | The effect of particle size on appearance |
00:35:13 | Summary |
00:53:04 | Contact Information |
In this webinar we introduce the basic principles of how a laser diffraction measurement is carried out, how particle size distributions are calculated, some of the differences which exist between laser diffraction and other particle sizing methods.