Search Results - "Varkonyi, Peter"

Experimental Verification of Stability Theory for a Planar Rigid Body With Two Unilateral Frictional Contacts by Or, Yizhar, Varkonyi, Peter L.

“…Stability of equilibrium states in mechanical systems with multiple unilateral frictional contacts is an important practical requirement, with high relevance…”
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The Nonsmooth Dynamics of Combined Slip and Spin Motion Under Dry Friction by Antali, Mate, Varkonyi, Peter L.

“…We investigate the motion of rigid bodies subject to combined slipping and spinning over a rough flat surface in the presence of dry friction. Integration of…”
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Optimal Mechanical Design of Electronic Devices for Shock Protection by Baranyai, Tamas, Varkonyi, Peter L.

“…Handheld electronic devices are subject to mechanical shocks, which is one of the primary sources of failures. When a device is dropped onto a hard surface, an…”
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Making every SAR point count: the development of Chemistry Connect for the large-scale integration of structure and bioactivity data by Muresan, Sorel, Petrov, Plamen, Southan, Christopher, Kjellberg, Magnus J., Kogej, Thierry, Tyrchan, Christian, Varkonyi, Peter, Xie, Paul Hongxing

“…The increase in drug research output from patent applications, together with the expansion of public data collections, such as ChEMBL and PubChem BioAssay, has…”
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Tracking 20 years of compound-to-target output from literature and patents by Southan, Christopher, Varkonyi, Peter, Boppana, Kiran, Jagarlapudi, Sarma A R P, Muresan, Sorel

“…The statistics of drug development output and declining yield of approved medicines has been the subject of many recent reviews. However, assessing research…”
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From swinging cables to adaptive funicular structures in architecture by Varkonyi, Peter L., Guerra Riano, Andres F.

“…Funicular structures carry external loads solely by tensile and/or compressive internal forces. This mode of action makes them exceptionally efficient. At the…”
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Symmetry, Optima and Bifurcations in Structural Design by Várkonyi, Péter László, Domokos, Gábor

“…Motivated by optimization problems in structural engineering, we study the critical points of symmetric, ‘reflected', one-parameter family of potentials U(p,…”
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An Improved Lyapunov Stability Test of Equilibria Under Frictional Unilateral Contact by Sums of Squares Programming by Varkonyi, Peter L.

“…Reliable quasi-static object manipulation and robotic locomotion require the verification of the stability of equilibria under unilateral contacts and…”
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Sensorless Part Feeding With Round Cages in Two and Three Dimensions by Varkonyi, Peter L.

“…This letter investigates "cage feeders"-a new sensorless part orientation method. The individual, unoriented parts are enclosed in rigid, round, vibrated…”
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Beyond the Scope of Free-Wilson Analysis: Building Interpretable QSAR Models with Machine Learning Algorithms by Chen, Hongming, Carlsson, Lars, Eriksson, Mats, Varkonyi, Peter, Norinder, Ulf, Nilsson, Ingemar

“…A novel methodology was developed to build Free-Wilson like local QSAR models by combining R-group signatures and the SVM algorithm. Unlike Free-Wilson…”
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A unified morphoelastic rod model with application to growth-induced coiling, waving, and skewing of plant roots by Sipos, András A., Várkonyi, Péter L.

“…The shapes of roots exhibit distinctive patterns, which attracted significant attempts at an explanation. We develop a geometrically exact, elastic,…”
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Quantitative Prediction of Rate Constants for Aqueous Racemization To Avoid Pointless Stereoselective Syntheses by Ballard, Andrew, Ahmad, Hiwa O., Narduolo, Stefania, Rosa, Lucy, Chand, Nikki, Cosgrove, David A., Varkonyi, Peter, Asaad, Nabil, Tomasi, Simone, Buurma, Niklaas J., Leach, Andrew G.

“…Racemization has a large impact upon the biological properties of molecules but the chemical scope of compounds with known rate constants for racemization in…”
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Rigid impacts of three-dimensional rocking structures by Várkonyi, Péter L., Kocsis, Márton, Ther, Tamás

“…Studies of rocking motion aim to explain the remarkable earthquake resistance of rocking structures. State-of-the-art assessment methods are mostly based on…”
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Geometry and self-righting of turtles by Domokos, Gábor, Várkonyi, Péter L.

“…Terrestrial animals with rigid shells face imminent danger when turned upside down. A rich variety of righting strategies of beetle and turtle species have…”
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The Painlevé paradox in contact mechanics by Champneys, Alan R., Várkonyi, Péter L.

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The longest soft robotic arm by Sipos, András A., Várkonyi, Péter L.

“…We investigate the maximal outreach of soft, elastic robotic arms with controllable intrinsic curvature by using the three-dimensional geometrically exact…”
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Zeno chattering of rigid bodies with multiple point contacts by Baranyai, Tamás, Várkonyi, Péter L.

“…Ideally rigid objects establish sustained contact with one another via complete chatter (a.k.a. Zeno behavior), i.e., an infinite sequence of collisions…”
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Dynamics of mechanical systems with two sliding contacts: new facets of Painlevé’s paradox by Várkonyi, Péter L.

“…We investigate the dynamics of finite degree-of-freedom, planar mechanical systems with multiple sliding, unilateral frictional point contacts. A complete…”
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Lyapunov stability of a rigid body with two frictional contacts by Várkonyi, Péter L., Or, Yizhar

“…Lyapunov stability of a mechanical system means that the dynamic response stays bounded in an arbitrarily small neighborhood of a static equilibrium…”
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A characterization of the symmetry groups of mono-monostatic convex bodies by Domokos, Gábor, Lángi, Zsolt, Várkonyi, Péter L.

“…Answering a question of Conway and Guy (SIAM Rev. 11:78-82, 1969), Lángi (Bull. Lond. Math. Soc. 54: 501-516, 2022) proved the existence of a monostable…”
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