Results 21 to 30 of about 4,479,330 (277)

Neural mechanisms underlying sensitivity to reverse-phi motion in the fly

open access: yesPLOS ONE, 2017
Optical illusions provide powerful tools for mapping the algorithms and circuits that underlie visual processing, revealing structure through atypical function. Of particular note in the study of motion detection has been the reverse-phi illusion. When contrast reversals accompany discrete movement, detected direction tends to invert.
Aljoscha Leonhardt   +4 more
openaire   +5 more sources

Comparing motion induction in lateral motion and motion in depth [PDF]

open access: yes, 2008
Induced motion, the apparent motion of an object when a nearby object moves, has been shown to occur in a variety of different conditions, including motion in depth.
Harris, Julie, German, KJ
core   +1 more source

A Nanometer Water Pump Induced by the Brownian and Non-Brownian Motion of a Graphene Sheet on a Membrane Surface

open access: yesNanoscale Research Letters, 2018
Energy-saving water pump and efficient semipermeable membranes are the cores of reverse osmosis technology. Applying nanotechnology to improve the performance is a fashion in recent years.
Chang Fang, Fujing Lv, Jiaye Su
doaj   +1 more source

Dynamic Adaptation in Fly Motion Vision [PDF]

open access: yes, 2006
Sensory neurons process and convey information about our surroundings, providing the physiological basis for how we interact with the external world. In order to understand neuronal responses we must identify the rules governing how sensory information ...
Flanagin, Virginia, Flanagin, V.
core   +1 more source

Tangential motion mechanism and reverse hydrodynamic effects of acoustic platform with nonparallel squeeze film [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, 2018
In order to explain the reverse hydrodynamic effects on acoustic platform with nonparallel squeeze film, a theoretical model was proposed to evaluate the levitation and movement capacity in this paper. The mechanism of movement and levitation was revealed by the viscous fluid mechanics and dynamic lubrication theory. The transient pressure gradient and
Wei Bin   +3 more
openaire   +1 more source

A new-style bionic walking mechanism and its motion simulation

open access: yes, 2009
Based on the principle of double-half-revolution mechanism, this paper designed a new-style bionic walking mechanism by using two tandem planetary gear trains, which is composed of one first swiveling arm, one second swiveling arm, two striding rods and ...
Ronghai Chi   +7 more
core   +1 more source

REVERSE REALIZATION OF PITCH CURVE ON CONJUGATE CAM WITH HIGH SPEED BEATING-UP

open access: yesJixie qiangdu, 2021
In order to meet the requirements of beating up technology on conjugate cam,a modified trapezoid acceleration law is used to construct motion equation of reed by segment.
QIU HaiFei
doaj  

Implied motion activation in cortical area MT can be explained by visual low-level features [PDF]

open access: yes, 2011
To investigate form-related activity inmotion-sensitive cortical areas, we recorded cell responses to animate implied motion in macaque middle temporal (MT) and medial superior temporal (MST) cortex and investigated these areas using fMRI in humans.
van Wezel, Richard J. A.   +37 more
core   +2 more sources

Pilot scale study of chlorination-induced transport property changes of a seawater reverse osmosis membrane [PDF]

open access: yes, 2013
A pilot-scale study was performed to assess variations of reverse osmosis (RO) membrane water permeance (A) and salt retention (Robs) induced by chlorination and to compare them with those observed at the lab-scale. A chlorination protocol was adapted to
Causserand, Christel   +3 more
core   +1 more source

Design and tests of a planetary non-circular gear train transplanting mechanism for flower plug seedlings [PDF]

open access: yesMechanical Sciences
To address the problems relating to the low efficiency and high labor intensity of the manual operations required for transplanting potted flower plug seedlings in China, along with the lack of suitable transplanting machinery, an automatic bowl-clamping-
B. Ye   +6 more
doaj   +1 more source

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