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Related papers: Theory of a triangular micro-robot

200 papers

With the advancements in high volume, low precision computational technology and applied research on cognitive artificially intelligent heuristic systems, machine learning solutions through neural networks with real-time learning has seen…

Robotics · Computer Science 2020-01-10 Chirag Gupta , Chikita Nangia , Chetan Kumar

We examine the hypothesis, that short-term synaptic plasticity (STSP) may generate self-organized motor patterns. We simulated sphere-shaped autonomous robots, within the LPZRobots simulation package, containing three weights moving along…

Neurons and Cognition · Quantitative Biology 2019-01-18 Laura Martin , Bulcsú Sándor , Claudius Gros

Design of robots at the small scale is a trial-and-error based process, which is costly and time-consuming. There are no good dynamic simulation tools to predict the motion or performance of a microrobot as it moves against a substrate. At…

Robotics · Computer Science 2019-07-31 Jiayin Xie , Chenghao Bi , David J. Cappelleri , Nilanjan Chakraborty

In this letter, we investigate the formation control problem of mobile robots moving in the plane where, instead of assuming robots to be simple points, each robot is assumed to have the form of a disk with equal radius. Based on interior…

Systems and Control · Electrical Eng. & Systems 2020-06-09 Nelson P. K. Chan , Bayu Jayawardhana , Hector Garcia de Marina

We simulate the self-propulsion of devices in a fluid in the regime of low Reynolds numbers. Each device consists of three bodies (spheres or capsules) connected with two damped harmonic springs. Sinusoidal driving forces compress the…

Computational Engineering, Finance, and Science · Computer Science 2011-08-20 Kristina Pickl , Jan Götz , Klaus Iglberger , Jayant Pande , Klaus Mecke , Ana-Suncana Smith , Ulrich Rüde

Rotation of triaxially deformed nucleus has been an interesting subject in the study of nuclear structure. In the present series of work, we investigate wobbling motion and chiral rotation by employing the microscopic framework of…

Nuclear Theory · Physics 2018-02-21 Mitsuhiro Shimada , Yudai Fujioka , Shingo Tagami , Yoshifumi R. Shimizu

This paper introduces a new type of soft continuum robot, called SCoReS, which is capable of self-controlling continuously its curvature at the segment level; in contrast to previous designs which either require external forces or machine…

Robotics · Computer Science 2024-01-22 Xinran Wang , Qiujie Lu , Dongmyoung Lee , Zhongxue Gan , Nicolas Rojas

Rotation of a permanently polarized rigid body under the radiation reaction torque is considered. Dynamics of the spinning top is derived from a balance condition of the angular momentum. It leads to the non-integrable nonlinear 2nd-order…

Classical Physics · Physics 2020-09-28 Askold Duviryak

This study aims to examine experimental conditions in which active particles are forced by their surroundings to move forward and backward in a continuous oscillatory manner. The experimental design is based on using a vibrating…

Soft Condensed Matter · Physics 2023-05-02 Denis Horvath , Cyril Slabý , Zoltán Tomori , Andrej Hovan , Pavol Miskovsky , Gregor Bánó

The exact analytic solution is built for the plane flow of incompressible fluid through the wheel with profiles of blades approximating logarithmic spirals.

Fluid Dynamics · Physics 2008-09-25 Igor A. Tanski

The single wheel, gyroscopically stabilized robot - Gyrover, is a dynamically stable but statically unstable, underactuated system. In this paper, based on the dynamic model of the robot, we investigate two classes of nonholonomic…

Robotics · Computer Science 2007-05-23 Yongsheng Ou , Yangsheng Xu

The spontaneous motion of a camphor particle with a slight modification from a circle is investigated. The effect of the shape on the motion is examined by the perturbation method. We introduce a slight $n$-mode modification from a circle,…

Pattern Formation and Solitons · Physics 2020-07-29 Hiroyuki Kitahata , Yuki Koyano

Using experiments with anisotropic vibrated rods and quasi-2D numerical simulations, we show that shape plays an important role in the collective dynamics of self-propelled (SP) particles. We demonstrate that SP rods exhibit local ordering,…

Other Condensed Matter · Physics 2008-12-02 Arshad Kudrolli , Geoffroy Lumay , Dmitri Volfson , Lev S. Tsimring

Motion of test particles along rotating curved trajectories is considered. The problem is studied both in the laboratory and the rotating frames of reference. It is assumed that the system rotates with the constant angular velocity $\omega…

Astrophysics · Physics 2015-06-24 Andria Rogava , George Dalakishvili , Zaza Osmanov

This paper presents a vision guidance and control method for autonomous robotic capture and stabilization of orbital objects in a time-critical manner. The method takes into account various operational and physical constraints, including…

Robotics · Computer Science 2023-11-14 Farhad Aghili

The motion of holes on the triangular lattice is studied using the t-J model. Within the Born self-consistent approximation and the exact Lanczos diagonalization, the single hole physics is first analyzed. Then the spiral theory of Shraiman…

Condensed Matter · Physics 2016-08-31 Mohamed Azzouz , Thierry Dombre

We investigate free hydromagnetic eigenmodes of an incompressible, inviscid and ideal electrically conducting fluid in rotating triaxial ellipsoids. The container rotates with an angular velocity tilted from its figure. The magnetic base…

Fluid Dynamics · Physics 2017-02-24 Jérémie Vidal , David Cébron , Nathanaël Schaeffer

In addition to self-propulsion by phoretic mechanisms that arises from an asymmetric distribution of reactive species around a catalytic motor, spherical particles with a uniform distribution of catalytic activity may also propel themselves…

Statistical Mechanics · Physics 2014-01-08 Pierre de Buyl , Alexander S. Mikhailov , Raymond Kapral

In this article, a theoretical justification of one type of skew-symmetric optimal translational motion (moving in the minimal acceptable time) of a flexible object carried by a robot from its initial to its final position of absolute…

Robotics · Computer Science 2016-06-09 Natalia Varminska , Damien Chablat

Individual movements of a rod-like self-propelled particle on a flat substrate are quantified. Biological systems that fit into this description may be the Gram-negative delta-proteobacterium Myxococcus xanthus, Gram-negative bacterium…

Biological Physics · Physics 2012-05-03 Gulmammad Mammadov