Perturbing the muscle work loop paradigm to unravel the neuromechanics of unsteady locomotion

S Sponberg, E Abbott… - Journal of Experimental …, 2023 - journals.biologists.com
Muscle function during movement is more than a simple, linear transformation of neural
activity into force. The classic work loop technique has pioneered our understanding of …

What good is a measure of muscle length? The how and why of direct measurements of skeletal muscle motion

TJ Roberts, TJM Dick - Journal of Biomechanics, 2023 - Elsevier
Over the past 50 years our understanding of the central role that muscle motion has in
powering movement has accelerated significantly. Fundamental to this progress has been …

Validation of XMALab software for marker-based XROMM

BJ Knörlein, DB Baier, SM Gatesy… - Journal of …, 2016 - journals.biologists.com
Marker-based XROMM requires software tools for:(1) correcting fluoroscope distortion;(2)
calibrating X-ray cameras;(3) tracking radio-opaque markers; and (4) calculating rigid body …

Do salamanders chew? An X-ray reconstruction of moving morphology analysis of ambystomatid intraoral feeding behaviours

M Spence, M Rull-Garza… - … Transactions of the …, 2023 - royalsocietypublishing.org
Chewing is widespread across vertebrates, including mammals, lepidosaurs, and ray-finned
and cartilaginous fishes, yet common wisdom about one group—amphibians—is that they …

Dimensional analysis of spring-wing systems reveals performance metrics for resonant flap**-wing flight

J Lynch, J Gau, S Sponberg… - Journal of the Royal …, 2021 - royalsocietypublishing.org
Flap**-wing insects, birds and robots are thought to offset the high power cost of
oscillatory wing motion by using elastic elements for energy storage and return. Insects …

Rhythmic chew cycles with distinct fast and slow phases are ancestral to gnathostomes

BA Richard, M Spence… - … of the Royal …, 2023 - royalsocietypublishing.org
Intra-oral food processing, including chewing, is important for safe swallowing and efficient
nutrient assimilation across tetrapods. Gape cycles in tetrapod chewing consist of four …

Inspiration for wing design: how forelimb specialization enables active flight in modern vertebrates

DD Chin, LY Matloff, AK Stowers… - Journal of the …, 2017 - royalsocietypublishing.org
Harnessing flight strategies refined by millions of years of evolution can help expedite the
design of more efficient, manoeuvrable and robust flying robots. This review synthesizes …

How pigeons couple three-dimensional elbow and wrist motion to morph their wings

AK Stowers, LY Matloff… - Journal of The Royal …, 2017 - royalsocietypublishing.org
Birds change the shape and area of their wings to an exceptional degree, surpassing
insects, bats and aircraft in their ability to morph their wings for a variety of tasks. This …

Dynamic musculoskeletal functional morphology: integrating diceCT and XROMM

CP Orsbon, NJ Gidmark, CF Ross - The Anatomical Record, 2018 - Wiley Online Library
The tradeoff between force and velocity in skeletal muscle is a fundamental constraint on
vertebrate musculoskeletal design (form: function relationships). Understanding how and …

Ultrahigh elastic strain energy storage in metal-oxide-infiltrated patterned hybrid polymer nanocomposites

KJ Dusoe, X Ye, K Kisslinger, A Stein, SW Lee… - Nano …, 2017 - ACS Publications
Modulus of resilience, the measure of a material's ability to store and release elastic strain
energy, is critical for realizing advanced mechanical actuation technologies in micro …