Nondestructive investigation of 4-inch langasite wafer acoustic homogeneity

Proceedings of the IEEE Ultrasonics Symposium

Volumn 1, Issue , 2002, Pages 227-230

  Sakharov, S A ^a   Zabelin, A N ^a   Buzanov, O A ^a   Medvedev, A V ^a   Alenkov, V V ^a   Kondratiev, S N ^b   Zhgoon, S A ^c  

^a OAO Fomos Materials   (Russian Federation)

^b Temex SAW   (Switzerland)

^c MOSCOW POWER ENGINEERING INSTITUTE   (Russian Federation)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC TRANSDUCERS; ACOUSTIC WAVE VELOCITY MEASUREMENT; CRYSTAL GROWTH; ELECTRIC NETWORK ANALYZERS; LEAST SQUARES APPROXIMATIONS; NONDESTRUCTIVE EXAMINATION;

INTERDIGITAL TRANSDUCERS; LANGASITE WAFER ACOUSTIC HOMOGENEITY;

ACOUSTIC SURFACE WAVE DEVICES;

EID: 0036995311     PISSN: 10510117     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (5)

1. O.Buzanov, S.Sakharov, V. Alenkov, "Homogeneity of Langasite crystals depending on pressure of gaseous atmosphere in growth chamber," In Proceedings of the 2002 IEEE Int. Frequency Cont. Symp., to be published, 2002
2. S.Uda, O.Buzanov, "Growth of a 3″ langasite crystal with clear faceting" J. of Crystal Growth vol. 211, pp. 318-324, 2000
3. M.F. Lewis, E. Patterson, "Some properties of acoustic waves on Y-cut quartz", J. Acoustic Soc. America, vol. 49, pp 1667-1668, 1971.
4. S. Kondratiev, T. Thorvaldsson, S. Sakharov, O. Buzanov, A. Medvedev, "Extraction of COM parameters on LGS substrates and the application to design of SAW filter", in Proceedings IEEE Ultrason. Symp., 2001, pp. 53-56.
5. L. Solie, J. Bracewell, "A SAW basestation filter on langasite", in Proceedings IEEE Ultrason. Symp., 2001, pp. 305-308.