Analysis of self-sensing active magnetic bearings working on inductance measurement principle
- K. Sivadasan
- Engineering
- 1 March 1996
In this paper, the inductance-sensing method is discussed, its basics are derived, and a test-signal injection method to implement this scheme is presented, and it is concluded that the scheme proposed saves complicated and costly hard/softwares for its implementation.
Polymer—surfactant interactions and the association behavior of hydrophobically modified hydroxyethylcellulose
- K. Sivadasan, P. Somasundaran
- Materials Science, Chemistry
- 1990
A PZT micro-actuated suspension for high TPI hard disk servo systems
A piezoelectrically actuated suspension for high TPI (tracks per inch) hard disk drives is presented. Two reinforced piezoelectric microactuators, placed in parallel between the base plate and the…
Interpolymer complexation of poly(acrylic acid) and polyacrylamide: structural and dynamic studies by solution- and solid-state NMR
- F. Garces, K. Sivadasan, P. Somasundaran, N. Turro
- Chemistry, Materials Science
- 1994
Understanding the structure and dynamics of intermacromolecular complexes is of interest because of the occurrence of such structures in many systems of biological importance. Interpolymeric…
Low-stiction magnetic bearing for satellite application
- K. Rajagopal, K. Sivadasan
- Engineering
- 13 May 2002
In this article, the design and development of a low-stiction two-axis-active magnetic bearing used in the reaction wheel of a remote sensing satellite is presented. Conventional design of the…
Fluorescence and viscometry study of complexation of poly(acrylic acid) with poly(acrylamide) and hydrolysed poly(acrylamide)
- K. Sivadasan, P. Somasundaran, N. J. Turro
- Chemistry, Materials Science
- 1 February 1991
Interpolymer complexation of poly(acrylic acid) with poly(acrylamide) and hydrolysed poly(acrylamide) was studied by fluorescence spectroscopy and viscometry in dilute aqueous solutions. Changes in…
Behavior of colloidal suspensions of zinc carbonate in the presence of copolymers designed for selective flocculation
- S. Quaresima, K. Sivadasan, A. Marabini, M. Barbaro, P. Somasundaran
- Materials Science
- 1 June 1991
A unique conformational equilibrium of polyacrylic acid at the solid/liquid interface
- J. Kunjappu, P. Somasundaran, K. Sivadasan
- Chemistry, Materials Science
- 24 April 1995
Photosynthetic pigments of benthic microflora in Cochin estuary
- K. Sivadasan, K. Joseph
- Environmental Science
- 1 December 1995
Estimation of photosynthetic pigments of benthic microflora inhabiting the Cochin estuary was carried out. Their quantitative abundance and physiological state in polluted and unpolluted areas were…
Community structure of microalgal benthos in the Cochin backwaters
- K. Sivadasan, K. Joseph
- Environmental Science
- 1 September 1998
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