Available online
Description
This programme provides a historical reconstruction of the discovery and nature of liquid crystals.
This programme provides a historical reconstruction of the discovery and nature of liquid crystals.
| Module code and title: | S103, Discovering science |
|---|---|
| Item code: | S103; 01 |
| First transmission date: | 1998 |
| Published: | 1998 |
| Rights Statement: | |
| Restrictions on use: | |
| Duration: | 00:28:43 |
| Note: | Loan copy available on compilation video S103/VCR4. |
| + Show more... | |
| Producer: | Andrew Law |
| Contributors: | Martin Bates; G. R. Luckhurst; Susan Rae; Roy Sampson |
| Publisher: | BBC Open University |
| Footage description: | Footage - Scientists working in a laboratory. B/w photo of 1960s team of scientists. Couple at home viewing the screen on their computer (0'17"-1'20") - Actor as 19th century scientist Friedrich Reinitzer examining sliced carrot under a microscope. Liquid crystals viewed through a microscope. Various scenes of Reinitzer at work in his laboratory interspersed with views of liquid crystals forming under the microscope (1'21"-6'36") - Animation of the changes which occur when liquid crystal molecules are heated. Demonstrations showing the application of pressure and voltage to liquid crystals (7'19"-9'33") - Scientists viewing molecules through a microscope. Animation of light waves and filters. Reinitzer working. Scientist working (9'34"- 11'23") B/w film of computers and cathode ray tubes from the 1950s. B/w film of military using display technology. Liquid crystal displays on watches, calculators etc. Woman viewing computer screen (11'24"-13'23"). Shelves of drug bottles. Scientist at work. B/w group photo from the 1960s of scientist George Gray and his team from Hull University. Containers of chemicals in a laboratory. Chemist working. Stills of George Gray and his colleagues (13'24"-16'27") Models of molecular structure of crystals. Computer animation of model of crystal. Glass tubes containing crystals with increasing carbon chains. Animation of molecular model of 4-pentyl-4'cyanobiphenyl (16'28-18'56") Animation of light beam and filters. Demonstration and model of how liquid crystals twist polarised light (18'57"-22'19") Reinitzer working. Chloroplasts viewed under a microscope. Naturally occuring liquid crystals dissolving. Animation of structure of liposomes. Microscopic pond organisms. Cells: amoeba, heart, mammalian, frog, blood, embryo. Scientist in lab. Extract from L'Oreal advert. Man at microscope. Single frog cell dividing. Scientists working in laboratories (22'20"-29'18"). |
| Master spool number: | DOU9185 |
| Production number: | FOUS905J |
| Videofinder number: | 5509 |
| Available to public: | no |
