A solid-state laser emitting material for use in conjunction with a light source includes a polymer matrix functioning as host materials, containing laser dye of rhodamine 590 or rhodamine 610 as gain materials and nano-submicron particles as scatters therein. The lowest lasing threshold of the lase.....
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A tool that can screen bacteria for .beta.-lactamases against a panel of various antibiotics is desirable. A biosensor incorporating an indicator molecule into .beta.-lactamases may achieve this purpose, but it requires that the attached indicator molecule must not impair the binding affinity of the.....
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A calcaneal bisector for indicating a calcaneal bisection line of a heel firstly includes a frame and a first plate mounted relative to the frame. One side of the heel can be aligned to the first plate when the bisector is in use. The bisector also includes a second plate movably mounted to the fram.....
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A magnetic core is made of a composite magnetic material having a relative permeability of between 1 and 29 at a frequency range from 20 kHz to 2.5 MHz. The composite magnetic material consists of cobalt and nickel particles having an average diameter in the range of 1 to 100 micrometers, and a poly.....
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A system for bonding electrical devices using an electrically conductive adhesive to adhere the electrical devices together, the system comprising: an ultrasonic transducer to generate an ultrasonic vibration; and an ultrasonic to thermal energy apparatus operatively attached to and covering an oper.....
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