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Measurement of the thermal expansion coefficients of ferroelectric crystals by a moire interferometer
 

Summary: Measurement of the thermal expansion coefficients of
ferroelectric crystals by a moire´ interferometer
F. Pignatiello a,b
, M. De Rosa a,b,*, P. Ferraro a,b
, S. Grilli a,b
, P. De Natale a,b
,
A. Arie c
, S. De Nicola d
a
CNR, Istituto Nazionale di Ottica Applicata, Sezione di Napoli, Via Campi Flegrei 34, 80078 Pozzuoli (NA), Italy
b
LENS, European Laboratory for Non-linear Spectroscopy, Via Campi Flegrei 34, 80078 Pozzuoli (NA), Italy
c
Department of Physical Electronics, School of Electrical Engineering, Faculty of Engineering, Tel-Aviv University, Tel-Aviv 69978, Israel
d
CNR, Istituto di Cibernetica ``E.Caianiello'', Via Campi Flegrei 34, 80078 Pozzuoli (NA), Italy
Received 29 December 2006; received in revised form 20 April 2007; accepted 27 April 2007
Abstract
A moire´ interferometer is used to measure the thermal expansion of two ferroelectric crystals, LiNbO3 and KTiOPO4. The crystal

  

Source: Arie, Ady - Department of Electrical Engineering-Physical Electronics, Tel Aviv University

 

Collections: Engineering