Flexibility is a hidden axis of biomechanical diversity in fishes

YE Jimenez, KN Lucas, JH Long Jr… - Journal of …, 2023 - journals.biologists.com
Nearly all fish have flexible bodies that bend as a result of internal muscular forces and
external fluid forces that are dynamically coupled with the mechanical properties of the body …

Proprioceptive feedback amplification restores effective locomotion in a neuromechanical model of lampreys with spinal injuries

C Hamlet, L Fauci, JR Morgan… - Proceedings of the …, 2023 - National Acad Sciences
Spinal injuries in many vertebrates can result in partial or complete loss of locomotor ability.
While mammals often experience permanent loss, some nonmammals, such as lampreys …

[HTML][HTML] Harnessing centrifugal and Euler forces for tunable buckling of a rotating elastica

E Gutierrez-Prieto, M Gomez, PM Reis - Extreme Mechanics Letters, 2024 - Elsevier
We investigate the geometrically nonlinear deformation and buckling of a slender elastic
beam subject to time-dependent 'fictitious'(non-inertial) forces arising from unsteady rotation …

Carangiform‐Like Magnetic Milliswimmer With Negative Buoyancy for Agile 3D Navigation in Confined Fluid Environments

C Tian, L Mao, P Yang, H Zhang… - Advanced Functional …, 2025 - Wiley Online Library
Miniature soft robots designed with magnetoelastic materials have the potential for
noninvasive navigation in narrow spaces and innovative clinical therapies. However, the …

Proprioceptive sensing of soft tentacles with model based reconstruction for controller optimization

A Vicari, N Obayashi, F Stella… - … Conference on Soft …, 2023 - ieeexplore.ieee.org
The success of soft robots in displaying emergent behaviors is tightly linked to the compliant
interaction with the environment. However, to exploit such phenomena, proprioceptive …

Flexural-tensegrity snap** tails for bio-inspired propulsion in fluids

C Boni, PM Reis, G Royer-Carfagni - Extreme Mechanics Letters, 2022 - Elsevier
Many aquatic animals propel themselves by flap** their tails. Leveraging a recently
proposed snap** cantilever beam based on the concept of flexural tensegrity, we propose …

Regulation of the swimming kinematics of lampreys Petromyzon marinus across changes in viscosity

ED Tytell, LO Cooper, YL Lin… - Journal of Experimental …, 2023 - journals.biologists.com
The bodies of most swimming fishes are very flexible and deform as result of both external
fluid dynamic forces and internal musculoskeletal forces. If fluid forces change, the body …

Self-exploring automated experiments for discovery, optimization, and control of unsteady vortex-dominated flow phenomena

K Mulleners - Physical Review Fluids, 2024 - APS
Typical unsteady vortex-dominated flows like those involved in bio-inspired propulsion,
airfoil separation, bluff body wakes, and vortex-induced vibrations can be prohibitively …

Asymmetric flap** of a multi-segmented elastic structure

M Song, J Yoo, D Kim - Physics of Fluids, 2023 - pubs.aip.org
Motivated by the propulsion of animals using articulated bodies, this study experimentally
investigates the deformation and torque generation of a multi-segmented structure …

Complex Modal Characteristic Analysis of a Tensegrity Robotic Fish's Body Waves

B Chen, J Zhang, Q Meng, H Dong, H Jiang - Biomimetics, 2023 - mdpi.com
A bionic robotic fish based on compliant structure can excite the natural modes of vibration,
thereby mimicking the body waves of real fish to generate thrust and realize undulate …