Insect flight
When vortices stick: an aerodynamic transition in tiny insect flight
... One unsteady mechanism that has been suggested as a means to provide additional lift during insect flight is delayed stall. Essentially, a large leading edge vortex (LEV) is formed at the beginning of each ...
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A spatially explicit model of muscle contraction explains a relationship between activation phase, power and ATP utilization in insect flight
... of insect flight have attempted to understand how the aerodynamics of wing motions determine the forces and energy required to power ...flapping flight (Hedrick and Daniel, 2006), measurements of ...
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A three dimensional computational study of the aerodynamic mechanisms of insect flight
... The three-dimensional wing strokes of insects can be divided into two translational phases and two rotational phases. During the translational phases, the upstroke and the downstroke, the wings move through the air with ...
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Cardiac like behavior of an insect flight muscle
... synchronous insect flight muscles, both a crab flagellar muscle (Josephson and Stokes, 1987) and scallop abductor muscle (Olson and Marsh, 1993) operate at lengths shorter than those corresponding to ...
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Comparative Study of Chill Coma Temperatures and Muscle Potentials in Insect Flight Muscles
... COMPARATIVE STUDY OF CHILL-COMA TEMPERATURES AND MUSCLE POTENTIALS IN INSECT FLIGHT MUSCLES BY FRANZ GOLLER AND HARALD ESCH Department of Biological Sciences, University of Notre Dame, N[r] ...
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VORTEX FORMATION DURING TETHERED FLIGHT OF FUNCTIONALLY AND MORPHOLOGICALLY TWO WINGED INSECTS, INCLUDING EVOLUTIONARY CONSIDERATIONS ON INSECT FLIGHT
... the insect flight apparatus is the morphologically two-winged state characteristic of the ...The flight manoeuvres of flies are strikingly ...
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The aerodynamics of insect flight
... of insect flight with some degree of ...flapping flight in a more rigorous fashion, as well as take advantage of a fuller database of forces and kinematics (Sane and Dickinson, ...
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The interacting head motif structure does not explain the X-ray diffraction patterns from relaxed vertebrate skeletal and insect flight muscles.
... Abstract: Unlike electron microscopy, which can achieve very high resolutions, but to date can only be used to study static structures, time-resolved X-ray diffraction from contracting muscles can, in principle, be used ...
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Clap and fling mechanism with interacting porous wings in tiny insect flight
... 2003). Insect aerodynamics are fundamentally different, however, at the lowest Re observed for insects because of the significant viscous effects that characterize these ...the flight of small insects that ...
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Formation and structure of filamentous systems for insect flight and mitotic movements
... Early studies of mitosis The mitotic spindle in living cells Electron microscope studies of the mitotic apparatus Physical structure of the isolated mitotic apparatus Chemical structure [r] ...
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Vortex Formation in the Tethered Flight of the Peacock Butterfly Inachis io L (Lepidoptera, Nymphalidae) and some Aspects of Insect Flight Evolution
... In the first stage, only two vortex rings are coupled, as in the feeding flight of the peacock butterfly; then the flapping wings shed a chain of coupled vortex rings, as in the tethered[r] ...
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Hemolymph circulation in insect flight appendages: physiology of the wing heart and circulatory flow in the wings of the mosquito Anopheles gambiae
... the flow diameter of the wing circulatory circuit is less than 1 µm, and that circulating hemocytes in Diptera are usually 8 µm in diameter or larger (Meister and Lagueux, 2003; Ribeiro and Brehelin, 2006; Hillyer and ...
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Flexible clap and fling in tiny insect flight
... of flight in insects ranging from the fruit fly, Drosophila melanogaster, to the hawk moth, Manduca sexta (Sane, 2003; Wang, ...scales, flight aerodynamics as well as the relative lift and drag forces ...
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Surface tension dominates insect flight on fluid interfaces
... flight), we see that isochronous contours for take-off time have very complex shapes, and that take- off is possible even below the static lift ...the insect can take off from the interface instantly at ...
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Power and efficiency of insect flight muscle
... These values are in close agreement with measurements of the metabolic power input and estimates of the mechanical power output presented by Casey 19816 for hovering sphinx moths: his da[r] ...
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Mechanics and Protein Content of Insect Flight Muscles
... In species that have synchronous flight muscles, only one, Manduca Lepidoptera, had a form of Tn-H which reacted positively with antibodies to both the hydrophobic sequence and to tropom[r] ...
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Enzyme polymorphism, oxygen and injury: a lipidomic analysis of flight induced oxidative damage in a succinate dehydrogenase d (Sdhd) polymorphic insect
... Insect flight muscles operate at some of the highest metabolic rates of any animal tissues, but in contrast with vertebrate tissues they have not been studied extensively for oxidative ...their ...
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The fluid dynamics of flight control by kinematic phase lag variation between two robotic insect wings
... We chose to stack the wings vertically, which seems to be sufficiently close to the orientation of wing hinges presented by a freely flying dragonfly with a near vertical mean thrust vector (Fig.·1A,B). In this respect ...
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Near and far field aerodynamics in insect hovering flight: an integrated computational study
... Flapping-flying insects employ unsteady aerodynamic mechanisms to keep them afloat, and there have been many studies on this topic (Ellington, 1984a; Ellington, 1984b; Ellington, 1984c; Ellington, 1984d; Ellington et ...
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The Flight of Birds
... The complete apparatus may conveniently be subdivided into the following sections: switching system, trigger unit, power unit, camera, camera and switch drive, lamp circuits.. To trigger[r] ...
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