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from article Gain
Gain by an amplifier or other system.
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Image
from article Gain
Bode diagrams. (a) Gain plot. (b) Phase plot.
Image
from article Robotics
A dexterous humanoid robot (robonaut) built at the NASA Johnson Space Center in Houston, Texas, USA to work alongside humans in space. (Credit: NASA)
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from article Robotics
A model for the selective compliance assembly robot arm (SCARA). It has 3 links. Horizontal links move sideways and the third (vertical) link moves up and down. It shown here with a drill, a chuck, and drill bit. (Credit: Richard Pasala)
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from article Robotics
The right hand of a NASA robot grasping a hook. The robot's hands closely mimics the human hand in order to use tools and handholds designed for astronauts. (Source: NASA)
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from article Robotics
Six-legged walking robot. (Odetics)
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from article Notch signaling
Notch-ligand interactions. Two Notch ligands, Delta and Serrate, are shown on the signal-sending cell (left). These ligands are distinguished by differing numbers of EGF-like repeats (indicated by the light boxes) and an extracellular cysteine-rich…
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from article Optical flat
Optical flat being used to determine flatness of seal ring. Interference bands on the seal ring face show lines of constant depth. (Van Keuren Co.)
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from article Optical flat
Measurement of height of sphere determined by means of gage blocks and optical flat. 1″ = 25.4 mm.
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from article Composite material
NASA technicians inspecting the keel section of a PRSEUS (Pultruded Rod Stitched Efficient Unitized Structure). This is a new way for aircraft sections to be built by sewing together layers and rods of composite material. (Credit: NASA…
