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Numerical investigation of optical heartbeats with external driving forces

O.O. Brovko$^1$, D. Valenti$^2$, S.I. Lebedenko$^1$, B. Spagnolo$^2$, A.Yu. Chikishev$^1$

Moscow University Physics Bulletin 2010. 65. N 3. P. 180

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Annotation

The role of harmonic and random external forces in a phenomenological nonlinear model of optical heartbeats is investigated. External forces trigger damped oscillations at the natural frequency of the system and higher harmonics. The numerical results are compared with experimental ones.

Received: 2010 January 14
Approved: 2010 June 23
PACS:
42.25.Fx Diffraction and scattering
42.60.Jf Beam characteristics: profile, intensity, and power; spatial pattern formation
42.62.Be Biological and medical applications
42.62.Fi Laser spectroscopy
Rissian citation:
О.О. Бровко, Д. Валенти, С.И. Лебеденко, Б. Спаньоло, А.Ю. Чикишев.
Компьютерное моделирование осцилляций сигнала светорассеяния с учетом внешней вынуждающей силы.
Вестн. Моск. ун-та. Сер. 3. Физ. Астрон. 2010. № 3. С. 23.
Authors
O.O. Brovko$^1$, D. Valenti$^2$, S.I. Lebedenko$^1$, B. Spagnolo$^2$, A.Yu. Chikishev$^1$
$^1$Physics Department and International Laser Center, Moscow State University, Moscow, 119991, Russia
$^2$Dipartimento di Fisica e Tecnologie Relative, Group of Interdisciplinary Physics, Universitá di Palermo and CNISM-INFM, Viale delle Scienze, ed. 18, Palermo, I-90128, Italy
Issue 3, 2010

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