Зафиксированная дата: March 27 2014

Duration: 01 hours 01 minutes 26 seconds

This recorded webinar is an overview of routes utilized for the physical characterization on nanosized materials.
Table of contents
1. Untitled
01:11
2. Nanotechnology characterization techniques
01:40
3. Abstract
00:25
4. Obligatory Opening Quotation (O2Q)
01:15
5. Overview
02:59
6. Nano - more roadmaps than Delorme
00:52
7. ANSI-NSP RecommendationsGroup 3
01:18
8. NASA http://www.nasa.gov/pdf/501325main_TA10-Nanotech-DRAFT-Nov2010-A.pdf
00:47
9. Maynard - 2009
00:51
10. FDA – “Regulatory Science and nanotechnology at FDA” Paul C. Howard, Ph.D., Director, Office of Scientific Coordination
01:02
11. After the inaugural meeting of ASTM E56E56.02 Characterization (Rawle/Fritts)
01:32
12. So we’ll focus on….
00:09
13. If you can’t see it, then how can you measure it?Amgen slide from USP 2010 workshop (Narhi, Cao, Jiang) “Different techniques are needed for different size rangesThese also differ in sensitivity”
01:44
14. Number/visualization and volume/mass
02:49
15. Harold Heywood & Brian Scarlett
00:09
16. Heywood (1) & Scarlett
00:34
17. Harold Heywood (2)
00:52
18. NIST RM 8011 (nominally 10 nm Au colloid)
01:16
19. Visualization
00:42
20. Microscopy
01:10
21. Sample preparation – artefacts?
00:05
22. “Sample preparation”
02:00
23. Visualization
01:17
24. Subjectivity
00:59
25. Electron Microscopy
00:16
26. RCA Model EMT3
00:21
27. RCA Model EMT3 http://www.smecc.org/rca_emt_tabletop.htm
00:08
28. Electron Microscopy – affordable?
00:23
29. Electron Microscopy
00:11
30. Early electron micrograph shows the issues…
00:44
31. ASTM ILS #166
01:34
32. Confocal microscopy Minsky US 3013467http://en.wikipedia.org/wiki/Confocal_microscopy
00:36
33. Atomic Force Microscopy (AFM)http://en.wikipedia.org/wiki/Atomic_force_microscopy
00:56
34. RM8013 – ASTM ILS # 166
00:38
35. Dynamic Light Scattering/PCS
01:31
36. Fluctuations of Scattered Light
01:08
37. Intensity fluctuations, correlation and size distributions
00:30
38. ASTM ILS #166 (RM’s 8011/8012/8013)
00:35
39. Small-angle X-ray scattering
01:10
40. Small-Angle X-Ray Scattering (SAXS)
00:44
41. Experimental Setup
00:35
42. Experimental Setup
00:21
43. DLS and SAXS Summary
00:22
44. Interpretation
00:31
45. Note the links between surface area and size
01:39
46. Information domains for (X-Ray) scattering
00:29
47. Fractal dimension from light scattering
00:13
48. Carbon black – before and after sonication
00:33
49. Fractal dimension
00:17
50. Brian Kaye A Random Walk Through Fractal Dimensions VCH (1989) Page 3
00:57
51. Nanoparticle Tracking Analysis (NTA)
00:37
52. Nanoparticle Tracking Analysis (NTA)
00:53
53. DMEM aggregation catalysed by 488nm laser illumination
01:07
54. in action
01:24
55. EU definition of “nano”
00:41
56. The D[1, 0] – number mean - is always just above the bottom limit of the technique….
00:58
57. References
00:26
58. Thank you!
09:10
59. Contact Information
01:10