4 research outputs found

    Concepts for ultrasonic drilling

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    Device and method for treating cells

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    The present invention relates to a device for treating biological cells in an object, the device comprising: - a single winding coil element; - an electrical generator connected to the single winding coil element, the single winding being configured to be positioned essentially around the object; wherein the electrical generator is configured to discharge into the single winding coil element so that the single winding coil element generates a short duration pulsed electromagnetic field by magnetic induction in the single winding coil element, the electromagnetic field having a field strength that is sufficiently high to affect, preferably increase the permeability of, cell membranes and/or intracellular membranes of the biological cells contained in the object when in operation the object is placed inside the single winding coil elemen

    Effects of the electrical field on the 3T3 Cells

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    This article surveys the application of using the electrical field for cell growing. The design of the experimental setup for generating the electrical field will be described and the procedure used for the biological tests that have been made. In the end are shown the results of the tests that confirm the fact that the electrical field has a positive influence on 3T3 cells, helping them to grow faster in time

    Pulsed power technology

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    \u3cp\u3ePulsed power refers to the science and technology of accumulating energy over a relatively long period of time and releasing it as a high-power pulse composed of high voltage and current over a short period of time; as such, it has extremely high power but moderately low energy. Pulsed power is produced by transferring energy generally stored in capacitors and inductors to a load very quickly through switching devices. Applications of pulsed power continue expan sion into fields including the environment, recycling, energy, defense, material processing, medical treatment, plasma medicine, and food and agriculture. Building upon the development of pulsed power generators which offer both high repetition and performance, scientists are now able to investigate effects of pulsed power on living organisms, and their research has expanded to encompass a new field known as bioelectrics. Section 2.1 summarizes pulsed power technology with a focus on this new field. Section 2.2 summarizes the basics of electric circuits, while Sect. 2.3 discusses pulsed power generators utilized for bioelectrics. Section 2.4 describes switches as a key technology. Measurement tools of pulsed power are shown in Sect. 2.5, and delivery of electric pulses to biological tissues using antennas is described in Sect. 2.6.\u3c/p\u3
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