Liquid Crystal Devices. Agenda Molecular Properties Thermal, Electric/Magnetic, Optic Effects Applications References.

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Presentation transcript:

Liquid Crystal Devices

Agenda Molecular Properties Thermal, Electric/Magnetic, Optic Effects Applications References

What are Liquid Crystals? Materials exhibiting properties of Liquids and Crystals Anisotropic

SolidLiquid CrystalLiquid

Director

Smectic

Pitch Chiral Nematic

External Effects on LCs Thermal Stress Electric/Magnetic - Freedericksz Transition Optical

Change in Plane of Polarization

Birefringence of LCs

Applications of LCs Displays and Projectors Thermometers Light Modulators and Switches Material Testing Chemical Probes LC Lens Rewritable Optical Data Storage

Major Players in LCs Sony Epson Panasonic LG Philips LCD Sharp Samsung Rolic Merck

References The International Liquid Crystal Societywww.ilcsoc.org plc.cwru.edu Polymers and Liquid Crystals Case Western Reserve Universityplc.cwru.edu Science Magazine Homehttp:// Liquid Crystal Institute Kent State Universitywww.lci.kent.edu Liquid Crystal Technology Group Oxford Universitywww.eng.ox.ac.uk/lc

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