| 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.