Ryan Alicea

ORCID: 0000-0002-5351-9987
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About
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Research Areas
  • Muscle activation and electromyography studies
  • Stroke Rehabilitation and Recovery
  • Robotic Locomotion and Control
  • Prosthetics and Rehabilitation Robotics
  • Robotic Path Planning Algorithms
  • Computational Geometry and Mesh Generation
  • Experimental and Theoretical Physics Studies
  • Particle accelerators and beam dynamics
  • Speech and Audio Processing
  • Biomimetic flight and propulsion mechanisms
  • Modular Robots and Swarm Intelligence
  • Spinal Cord Injury Research
  • Space Exploration and Technology
  • Sports Dynamics and Biomechanics
  • Superconducting Materials and Applications
  • EEG and Brain-Computer Interfaces
  • Physics of Superconductivity and Magnetism
  • Music and Audio Processing
  • Soft Robotics and Applications
  • Infant Health and Development
  • Robotics and Sensor-Based Localization

Heidelberg University
2021-2022

Florida A&M University - Florida State University College of Engineering
2020

Florida State University
2016-2020

Systems Control (United States)
2019

National High Magnetic Field Laboratory
2016

Wearable robots are undergoing a disruptive transition, from the rigid machines that populated science-fiction world in early 1980s to lightweight robotic apparel, hardly distinguishable our daily clothes. In less than decade of development, soft suits have achieved important results human motor assistance and augmentation. this article, we start by giving definition proposing taxonomy classify existing systems. We then critically review modes actuation, physical human–robot interface...

10.1109/tro.2021.3084466 article EN IEEE Transactions on Robotics 2021-06-18

In the field of rehabilitation robotics, transparent, precise and intuitive control hand exoskeletons still represents a substantial challenge. particular, use compliant systems often leads to trade-off between lightness material flexibility, precision. this letter, we present compliant, actuated glove with scheme detectthe user's motion intent, which is estimated by machine learning algorithm based on muscle activity. Six healthy study participants used in three assistance conditions during...

10.1109/lra.2021.3140055 article EN IEEE Robotics and Automation Letters 2022-01-04

Physically demanding work is still common in western countries, with large proportions of the workforce that are exposed for more than a quarter their working time to tiring postures or repetitive tasks: shoulder one main body areas susceptible work-related musculo-skeletal disorders. Recent advancements assistive technology have provided new instruments promote safety and reduce workload. Colloquially referred as occupational exoskeletons (OEs), these wearable devices usually spring-loaded,...

10.1109/lra.2022.3142447 article EN IEEE Robotics and Automation Letters 2022-01-13

Bi2Sr2CaCu2Ox (Bi-2212) conductor is the only high temperature superconductor manufactured as a round wire and very promising for field applications. One of key design parameters Bi-2212 its filament size, which has been previously reported to affect critical current density (Jc ) ac losses. Work with 1 bar heat treatment showed that optimal diameter was about 15 μm but it not well understood at time gas bubbles were main limiting mechanism. Here we investigated recent 121×18 architecture...

10.1109/tasc.2016.2627817 article EN publisher-specific-oa IEEE Transactions on Applied Superconductivity 2016-11-14

Abstract This paper presents a soft, tendon-driven, robotic glove designed to augment grasp capability and provide rehabilitation assistance for postspinal cord injury patients. The basis of the design is an underactuation approach utilizing postural synergies hand support large variety grasps with single actuator. lightweight, easy don, generates sufficient closing force assist activities daily living. Device efficiency was examined through characterization power transmission elements,...

10.1017/wtc.2021.3 article EN cc-by-nc-nd Wearable Technologies 2021-01-01

A structure engulfed in flames can pose an extreme danger for fire-fighting personnel as well any people trapped inside. companion robot to assist the fire-fighters could potentially help speed up search humans while reducing risk fire-fighters. However, robots operating these environments need be able operate very low visibility conditions because of heavy smoke, debris and unstructured terrain. This paper develops audio classification algorithm identify sounds relevant such distress (baby...

10.1109/irc.2018.00020 article EN 2018-01-01

In order to fully exploit robot motion capabilities in complex environments, robots need reason about obstacles a non-binary fashion. this paper, we focus on the modeling and characterization of pliable materials such as tall vegetation. These are interest because they pervasive real world, requiring robotic vehicle determine when traverse or avoid them. This paper develops experimentally verifies template model for vegetation stems. addition, it presents methodology generate predictions...

10.1117/12.2304431 article EN 2018-05-03

The utility, efficiency, and reliability of legged robots has increased dramatically in recent years. Limbed are now capable locomotion across a variety terrains, however, achieving both rapid efficient operation when ground conditions complex or deformable is still challenging. Resistive terrains such as streams, snow, mud, littoral regions, tall grass an important class set difficult terrain which commonly found the desired operating environments robots. This work presents reduced-order,...

10.1088/1748-3190/abd011 article EN Bioinspiration & Biomimetics 2020-12-02

In order for legged robotic platforms to become adept enough operate in unstructured, outdoor environments it is critical that they have the ability adapt a variety of terrains. One class terrains consider are regions shallow, dense fluids, such as beach-head, stream banks, snow or mud. This work examines behavior simulated SLIP runner operating viscous medium. Simulation results show intelligently retracting leg during flight can profound effect on maximum achievable velocity runner,...

10.1109/icra.2019.8793992 article EN 2022 International Conference on Robotics and Automation (ICRA) 2019-05-01
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