1. New Ideas, Concepts, Designs
New suspensions
Non-traditional displacement transducers
Miscellany
Questions

2. New suspensions MEMS Seismometer Electrochemical Superconducting
Magnetic levitation
Ferro-fluid suspension
Quartz non-magnetic
Folded pendulum
Free-fall (atomic fountain)

3. Non-traditional displacement transducers
Electrochemical
Correlated double sampling
500 MHz capacitive sensor
SQUID
Optical

4. Miscellany Laser ring gyro Rotation sensors to correct for tilt
LIGO strainmeter
SLAC strainmeter

5. Questions
What is state of the art in finite-element modeling of mass-spring system?
What new materials are available?
What existing materials are becoming unavailable?
What are costs and sensitivities of ideas above?

6. Our group plans to reconvene to assign sensitivities
and costs following this session