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{{about|radio-frequency (RF) or microwave active circulators|other uses|Circulator (disambiguation)}} ...circulator''' is an active non-reciprocal three-port device that couples a microwave or radio-frequency signal only to an adjacent [[Port (circuit theory)|port] ...

...rs and directional couplers|coupler]] used in [[Radio frequency|RF]] and [[microwave]] systems. In its simplest form, it is a [[Power dividers and directional c * [[David M. Pozar|David M Pozar]] "Microwave Engineering" ...

{{Short description|Microwave network module}} {{about|the microwave device|the guitar effect|Phaser (effect)}} ...

...efficiency, high speed, and low [[Dispersion (optics)|dispersion]] in the microwave frequency regime. ...r, self-sustained oscillations may be obtained without the need for the RF/microwave amplifier in the loop. ...

...'''isolator''' is a [[Two-port network|two-port]] device that transmits [[microwave]] or [[radio frequency]] power in one direction only. The non-reciprocity o ...om the effects of conditions on its output side; for example, to prevent a microwave source being detuned by a mismatched load. ...

{{Short description|Measurement technique in microwave engineering}} ...Permeability (electromagnetism)|permeabilities]] of material samples for [[microwave]] frequencies. The method is based on insertion of a material sample with a ...

...frequency ranges, e.g., in the static limit or at [[Microwave spectroscopy|microwave]] frequencies. {{Technology-stub}} ...

*[[Magnetic roasting technology]] ...science/article/pii/S1383586622020676 |journal=Separation and Purification Technology |volume=305 |pages=122511 |doi=10.1016/j.seppur.2022.122511 |issn=1383-5866 ...

{{Short description|Astronomical observatory for studying the cosmic microwave background (2008–2010)}} ...an [[astronomy]] [[experiment]] to study the polarization of the [[cosmic microwave background radiation]].<ref name="quiet_homepage" /> QUIET stands for '''Q/ ...

...[[Power dividers and directional couplers#Hybrids|3 dB coupler]] used in [[microwave]] systems.<ref> ...book|last1=Sisodia|first1=M. L.|last2=Raghuvanshi|first2=G. S.|title=Basic Microwave Techniques and Laboratory Manual|url=https://books.google.com/books?id=i21Z ...

'''GroundBIRD''' is an experiment to observe the [[cosmic microwave background]] at 145 and 220GHz. It aims to observe the B-mode polarisation ...to measure the [[B modes|B-mode]] signal in the polarisation of the Cosmic Microwave Background (CMB),<ref name="provincia2016" /> in order to look for evidence ...

..., et al. "Coupled-mode theory of optical waveguides." Journal of Lightwave Technology 5.1 (1987): 16-23.</ref><ref name=Haus1>H. A. Haus, W. P. Huang. "Coupled M ...Coupled Mode Theory for Electromagnetic Resonators, ''IEEE Transactions on Microwave Theory and Techniques'', vol. 63, no. 7, pp. 2115-2123, July 2015, doi: 10. ...

...study the characteristics of cavities, which are important in the field of microwave systems, and more generally in the field of electro magnetism. ...industrial applications for cavity resonators, including microwave ovens, microwave communication systems, and remote imaging systems using electro magnetic wa ...

...ver 17 hours of run time. The NERVA NRX/XE, judged by SNPO to be the last "technology development" reactor necessary before proceeding to flight prototypes, accu == Microwave thermal rocket == ...

...]] frequencies. Since surface plasmon polaritons cannot exist naturally in microwave and terahertz frequencies due to [[Dispersion (optics)|dispersion]] propert ...="maier-plasmonics-book"/> Nevertheless, for lower frequency bands such as microwave and terahertz, surface plasmon polariton modes are not supported; metals fu ...

...''et al.'', pp. 112-113</ref><ref name="lee2004">{{cite book|title=Planar microwave engineering: a practical guide to theory, measurement, and circuits.|first= * Bird, John, ''Electrical Circuit Theory and Technology'', Routledge, 2013 {{ISBN|1134678398}}. ...

...cident [[Electric power|power]] to the total outgoing power in an N-port [[microwave component]]. The TARC is mainly used for multiple-input multiple-output ([[ ...opole array design for MIMO communications | journal=Microwave and Optical Technology Letters |volume=52 |issue=4 |date=April 2010 |pages=889–895 |doi=10.1002/mo ...

...icularly useful for designing [[distributed-element filter]]s for use at [[microwave]] frequencies. ...ble|coaxial technology]], it is not possible in the widely used microstrip technology and other planar technologies. [[Electronic filter|Filter circuits]] frequ ...

{{About|the type of resonator|the particle acceleration technology|Superconducting radio frequency|and|cryomodule}} [[File:Reflex klystrons and microwave cavities.jpg|thumb|upright=1.4|Two microwave cavities ''(left)'' from 1955, each attached by [[waveguide (electromagneti ...

...les]] in a semiconductor, allowing these charge carriers to move under a [[microwave]] field, and detecting the resulting changes in the electric field. TRMC sy ...d microwave conductivity (TRMC) system. Red arrows denote the direction of microwave propagation. Electrons and holes are generated in the semiconducting sample ...