Search Results - "Zykov, V V"

Spiral wave initiation in excitable media by Zykov, V. S.

“…Spiral waves represent an important example of dissipative structures observed in many distributed systems in chemistry, biology and physics. By definition,…”
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Spiral waves within a bistability parameter region of an excitable medium by Zykov, V S, Bodenschatz, E

“…Spiral waves are a well-known and intensively studied dynamic phenomenon in excitable media of various types. Most studies have considered an excitable medium…”
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Continuous transition between two limits of spiral wave dynamics in an excitable medium by Zykov, V S, Bodenschatz, E

“…By application of a free-boundary approach, we prove the existence of a continuous transition and a full spectrum of solutions between the two known limits of…”
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Flow-driven instabilities during pattern formation of Dictyostelium discoideum by Gholami, A, Steinbock, O, Zykov, V, Bodenschatz, E

“…The slime mold Dictyostelium discoideum is a well known model system for the study of biological pattern formation. In the natural environment, aggregating…”
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Flow-driven waves and phase-locked self-organization in quasi-one-dimensional colonies of Dictyostelium discoideum by Gholami, A, Steinbock, O, Zykov, V, Bodenschatz, E

“…We report experiments on flow-driven waves in a microfluidic channel containing the signaling slime mold Dictyostelium discoideum. The observed cyclic…”
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Stabilized wave segments in an excitable medium with a phase wave at the wave back by Zykov, V S, Bodenschatz, E

“…The propagation velocity and the shape of a stationary propagating wave segment are determined analytically for excitable media supporting excitation waves…”
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Evolved and Designed Self-Reproducing Modular Robotics by Zykov, V., Mytilinaios, E., Desnoyer, M., Lipson, H.

“…Long-term physical survivability of most robotic systems today is achieved through durable hardware. In contrast, most biological systems are not made of…”
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Flow-driven two-dimensional waves in colonies of Dictyostelium discoideum by Gholami, A, Zykov, V, Steinbock, O, Bodenschatz, E

“…Dictyostelium discoideum (D.d.) is a valuable model organism to study self-organization and pattern formation in biology. Recently we reported flow-driven…”
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Development of oral cancer tissue-mimicking phantom based on polyvinyl chloride plastisol and graphite for terahertz frequencies by Zhang, Tianmiao, Nazarov, Ravshanjon, Popov, Alexey P, Demchenko, Petr S, Bykov, Alexander V, Grigorev, Roman O, Kuzikova, Anna V, Soboleva, Victoria Y, Zykov, Dmitry V, Meglinski, Igor V, Khodzitskiy, Mikhail K

“…Significance: A new concept of a biotissue phantom for terahertz (THz) biomedical applications is needed for reliable and long-term usage. Aim: We aimed to…”
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Seasonal and inter-annual sedimentation in meromictic Lake Shira (Siberia, Russia) during disturbance of meromixis by Rogozin, D. Y., Darin, A. V., Zykov, V. V., Kalugin, I. A., Markovich, T. I., Bulkhin, A. O., Kolmakova, A. A.

“…Detailed studies of processes of sediment-record formation are necessary for accurate sediment-derived paleo environmental reconstructions. In order to…”
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Kinematics of rigidly rotating spiral waves by Zykov, V.S.

“…Spiral waves rigidly rotating in excitable media are studied by use of a free-boundary approach. This study reveals the selection principle which determines…”
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Okenone in Bottom Sediments as a Proxy for Changes in the Water Level of a Saline Stratified Lake by Rogozin, D. Y., Zykov, V. V., Bulkhin, A. O., Degermendzhi, A. G.

“…Long-term measurements show that the sedimentation dynamics of okenone (a carotenoid of purple sulfur bacteria) reflects the abundance of purple sulfur…”
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Modeling Effects of Gravity on Gas Drainage in Methane-Containing Coal Seams by Kurlenya, M. V., Lee, K. Kh, Kazantsev, V. G., Li, H. U., Zykov, V. S.

“…The apparatus of nonstationary thermoelasticity is used to estimate the joint and separate effects of gas pressure sorption and gravity on gas drainage and on…”
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Long-Chain Alkenones in Sediments of Lake Utichye-3 (Southern Siberia, Khakassia) as a Paleo-Indicator of Climate Change by Bulkhin, A. O., Zykov, V. V., Marchenko, D. N., Kalugin, I. A., Rogozin, D. Y.

“…Long-chain alkenones are produced exclusively by certain species of microalgae Isochrysidales of the order of haptophytes (Haptophyta). These are…”
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Characterization of Silver Nanowire Layers in the Terahertz Frequency Range by Przewłoka, Aleksandra, Smirnov, Serguei, Nefedova, Irina, Krajewska, Aleksandra, Nefedov, Igor S., Demchenko, Petr S., Zykov, Dmitry V., Chebotarev, Valentin S., But, Dmytro B., Stelmaszczyk, Kamil, Dub, Maksym, Zasada, Dariusz, Lisauskas, Alvydas, Oberhammer, Joachim, Khodzitsky, Mikhail K., Knap, Wojciech, Lioubtchenko, Dmitri

“…Thin layers of silver nanowires are commonly studied for transparent electronics. However, reports of their terahertz (THz) properties are scarce. Here, we…”
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Selection of spiral waves in excitable media with a phase wave at the wave back by Zykov, V S, Oikawa, N, Bodenschatz, E

“…Universal relationships between the medium excitability and the angular velocity and the core radius of rigidly rotating spiral waves in excitable media are…”
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Combined use of the GRACE ACS risk score and comorbidity indices to increase the effectiveness of hospital mortality risk assessment in patients with acute coronary syndrome by Zykov, Mikhail V., Dyachenko, Nikita V., Velieva, Rufana M., Kashtalap, Vasily V., Barbarash, Olga L.

“…Aim. To assess the possibilities of using comorbidity indices together with the GRACE (Global Registry of Acute Coronary Events) scale to assess the risk of…”
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Unusual spiral wave dynamics in the Kessler-Levine model of an excitable medium by Oikawa, N, Bodenschatz, E, Zykov, V S

“…The Kessler-Levine model is a two-component reaction-diffusion system that describes spatiotemporal dynamics of the messenger molecules in a cell-to-cell…”
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Dynamics of purple sulfur bacteria in a meromictic saline Lake Shunet (Khakassia, Siberia) in 2007–2013 by Rogozin, D. Yu, Zykov, V. V, Tarnovskii, M. O

“…According to the results of seasonal monitoring, in 2007–2013 purple sulfur bacteria morphologically similar to Thiocapsa sp. Shira_1 (AJ633676 in…”
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Ecology of purple sulfur bacteria in the highly stratified meromictic Lake Shunet (Siberia, Khakassia) in 2002–2009 by Rogozin, D. Yu, Zykov, V. V., Degermendzhi, A. G.

“…Phototrophic sulfur bacteria form dense accumulations in the chemocline zones of stratified lakes where light reaches the sulfide-containing layers of water…”
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