Thanks Meredith for the summary of efforts at applying diamagnetic =
levitation techniques to seismic sensor possibilities. =20
    I first saw a demonstration of diamagnetic levitation several =
summers ago in a Physics meeting.  Later the details of that =
demonstration was published in the Dec. 2001, The Physics Teacher.  We =
promptly built one from the recommended design, and were pleased at the =
ease of adjustment to achieve levitation. =20
    To go from a simple demonstration to a stable seismic sensor is a =
challenge your summary addresses.  I am still digesting the breadth of =
the article.  Best wishes to all working on this quest..
                                                                         =
           Jim Lehman







Thanks Meredith for =
the summary=20
of efforts at applying diamagnetic levitation techniques to seismic =
sensor=20
possibilities.  
    I =
first saw a=20
demonstration of diamagnetic levitation several summers ago in a Physics =

meeting.  Later the details of that demonstration was =
published in the=20
Dec. 2001, The Physics Teacher.  We promptly built one from=20
the recommended design, and were pleased at the ease of adjustment =
to=20
achieve levitation.  
    To =
go from a=20
simple demonstration to a stable seismic sensor is a challenge your =
summary=20
addresses.  I am still digesting the breadth of the article.  =
Best=20
wishes to all working on this quest..
          &nbs=
p;            =
;            =
            &=
nbsp;           &n=
bsp;           &nb=
sp;           =20
Jim Lehman