Results 101 to 110 of about 273,228 (305)

A Proof‐of‐Concept Assessment of a Novel Wearable Eyelid Muscle Device: A Pre‐Clinical Animal Cadaver Study for Eyelid Closure Restoration

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces a soft wearable eyelid sling device incorporating a hydraulic soft artificial muscle (SAM) for achieving complete closure of an eyelid. The SAM is driven by a cam mechanism that provides a displacement profile closely matched with those of a healthy eyelid.
Patrick Pruscino   +7 more
wiley   +1 more source

A Functional Analytic Perspective to the div-curl Lemma [PDF]

open access: yes, 2017
We present an abstract functional analytic formulation of the celebrated $\dive$-$\curl$ lemma found by F.~Murat and L.~Tartar. The viewpoint in this note relies on sequences for operators in Hilbert spaces.
Waurick, Marcus
core   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

Diving.

open access: yes, 2006
This chapter describes the structure of the diving adventure sector and presents case studies from Australia, Papua New Guinea, Zanzibar, Maldive Islands, Fiji, and South Africa. For each of the eight case studies, the place, operator, activity, equipment, accommodation, statistics, access, community, experience, environment, safety and marketing are ...
R.E. Moon, J.P. Longphre
openaire   +3 more sources

Validation of a New Digital and Automated Color Perception Test

open access: yesDiagnostics
Although color vision deficiencies are very prevalent, there are no ideal methods for assessing color vision in all environments. We compared a new digital and automated method that quantifies color perception for the three protan, deutan, and tritan ...
Alvaro Fanlo-Zarazaga   +7 more
doaj   +1 more source

Can we predict foraging success in a marine predator from dive patterns only? Validation with prey capture attempt data.

open access: yesPLoS ONE, 2014
Predicting how climatic variations will affect marine predator populations relies on our ability to assess foraging success, but evaluating foraging success in a marine predator at sea is particularly difficult.
Morgane Viviant   +2 more
doaj   +1 more source

Strong‐Magnetic Flexible Composites for Magnetically Responsive Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This perspective provides an overview of the performance mechanisms, preparation methods, and applications of strong magnetic flexible composite materials in soft actuators (such as gripping, movement, and sensing), and further explores current opportunities and challenges.
Wenwen Li   +4 more
wiley   +1 more source

The Missing Link: The Search for the Connection Between Young Americans for Freedom and Charles Willoughby

open access: yes, 2016
Last semester, Gettysburg College was abuzz with controversy over the ultra-conservative messages that the Young Americans for Freedom organization was spreading around campus.
Lauck, Jeffrey L.
core  

RWU Stay Break Part I: A Real-World Dive into R.I.’s Food Insecurity Issues [PDF]

open access: yes, 2018
Students apply their hands-on lessons in food insecurity issues to make an advocacy pitch to state ...
Rodrigues, Jill
core   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

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