Phys. Rev. E 59, R3791–R3794 (1999)

Experimental observation of coherence resonance in cascaded excitable systems

Abstract

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D. E. Postnov¹, Seung Kee Han², Tae Gyu Yim², and O. V. Sosnovtseva^1,2
¹Physics Department, Saratov State University, Astrakhanskaya Str. 83, Saratov 410026, Russia
²Department of Physics, Chungbuk National University, Cheongju, Chungbuk 360-763, Korea

Received 8 January 1999; published in the issue dated April 1999

Coherence resonance is investigated in a full-scale experiment using a monovibrator circuit. We present the effect of coherence behavior in an array of cascaded excitable systems. The regularity of the noise-induced oscillations is shown to increase along the chain.

URL:

http://link.aps.org/doi/10.1103/PhysRevE.59.R3791

DOI:

10.1103/PhysRevE.59.R3791

PACS:

05.40.-a, 05.45.-a, 05.20.-y

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Phys. Rev. E 59, R3791–R3794 (1999)

Experimental observation of coherence resonance in cascaded excitable systems