high-frequency microwave sources
Application of variable frequency microwave (VFM) to adhesives
... for microwave processing of materials operate on fixed frequency microwaves (FFM), ...of microwave technologies, processing methods and industrial applications, using variable frequency ...
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Low pressure plasmas for high power microwave sources
... the high frequency transformer, with which he believed he could cause the whole earth to resonate and transmit electrical ...a high frequency transformer coupled to an elevated antenna to ...
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High Power Microwave Sources and Applications
... of high space- charge density and an electrostatic potential depression known as a virtual ...plasma frequency, and electrons radiate as they reflex back and ...same frequency, which is why vircators ...
5
Ice hydrometeor profile retrieval algorithm for high-frequency microwave radiometers: application to the CoSSIR instrument during TC4
... Regardless of the technique, remote sensing ice cloud mass is difficult because there are many confounding fac- tors that affect the measured radiances or backscattering. Depending on the technique, these factors include ...
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Coherent summation of emission from relativistic Cherenkov sources as a way of production of extremely high-intensity microwave pulses
... In fact, the methods of phase synchronization have been experimentally tested for two different types of operation regime. The first way is a conventional regime of a relativistic BWO with quasi-stationary generation ...
10
Characteristics Analysis of Repetition Frequency High-Power Microwave Pulses in Atmosphere
... repetition frequency HPM sources: narrowband and ultra-wideband ...repetition frequency is about several hundred ...repetition frequency is close to KHz ...
14
Monitoring Electromagnetic Field Emitted by High Frequencies Home Utilities
... quantify high frequency electromagnetic radiation levels coming from artificial sources in a typical ...to high fre- quencies radiations of some cordless telephones evi- denced ...
9
Variable frequency microwave processing of thermoplastic composites
... Bond strength results of PS/CF (33%) versus power levels at 100 seconds of exposure to variable microwave energy are shown in Figure 11. Under tensile shear tests, all failures were at parent material. Their ...
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Microwave and Electrical Properties of SrTiO3 for DRA Application
... profile, high radiation efficiency, large bandwidth, flexible feed arrangement, wide range of material dielectric constants, ease of excitation, easily controlled characteristics and ease of integration with other ...
6
Recreational vessels without Automatic Identification System (AIS) dominate anthropogenic noise contributions to a shallow water soundscape
... Recreational boating is an increasing activity in coastal areas and its spatiotemporal overlap with key habitats of marine species pose a risk for negative noise impacts. Yet, recreational vessels are currently ...
10
Low Loss High Power Air Suspended Stripline Power Divider for High Power Division Sub-Systems Applications
... High power applications suffer from increasing losses (ohmic loss and dielectric losses) that may exist in planar transmission lines (as microstrip lines). One of the solutions of this problem is using suspended ...
10
A New Multi-Input Dc-Dc Converter for Hybrid Electric Vehicles
... two independent power sources that output is based on characteristic of them. L1 and L2 are the inductances of input filters of PV panel and fuel cell. Using L1 and L2 as in series with input sources change ...
12
An L-Band Bandpass Filter with Narrow Bandwidth and Miniature Based on LTCC Technology
... The design method of bandpass filter with narrow-band and high out-of-band rejection is introduced. This method is applied on the transmission zeros, and better out-of-band rejection is realized. With the idea of ...
10
Optimizing an array of antennas for cellular coverage from a high altitude platform
... too high a directivity is chosen, the cell will suffer excessive power roll-off at its edge; if too low a directivity is chosen, excessive power will fall outside the ...
10
Enhancing anaerobic biodegradability and dewaterability of sewage sludge by microwave irradiation
... the microwave irradiation by using high temperature and pressured system on sewage sludge ...absorb microwave energy with high efficiency and then be hydrolyzed ...the microwave ...
9
Migration from Microwave to Millimeter-wave for Next Generation Mobile Communication Systems
... Communications systems have continued to evolve after ground-breaking research works by various researchers in the 19th and 20th centuries. Mobile wireless communication networks due to their inherent advantages and the ...
7
Electrical and Physical Properties of Coimbatore Soils at Microwave Frequency
... The properties of dry soil along with its type have a great importance in agriculture. Soil is an intimate mixture of organic and inorganic materials, water and air. The soil has physical, chemical as well as electrical ...
5
DESIGN OF MICROWAVE FREQUENCY ANTENNA FOR BODY AREA NETWORK
... Abstract: In recent advances there have been a growing demand for ultra wide technology. One of the most promising areas in UWB applications is Wireless Body Area Network (WBANs). Flexible fabric antennas are best suited ...
10
Unit 12.3 Waves Topic 1: Types of waves
... 50. To calculate the speed of sound in air, a person claps their hands together loudly at a frequency of 3 Hz while standing 55 m in front of a vertical flat cliff. The echoes of each clap are not heard, since ...
18
Systematic Optimization of Phase Noise of Voltage-Controlled Oscillators for Millimeter-Wave Radar.
... fundamental frequency at the tank node resulting in a left-handed ring-type VCO [ LA10 ] , but four or more stages are required to suppress the unintentional modes, because the passive coupling component is not ...
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