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A waveguide junction circulator used as an isolator by placing a matched load on port 3. The label on the permanent magnet indicates the direction of circulation. Microwave circulators fall into two main classes: differential phase shift circulators and junction circulators, both of which are based on cancellation of waves propagating over two different paths in or near magnetized ferrite ...
A Hellmouth, or the jaws of Hell, is the entrance to Hell envisaged as the gaping mouth of a huge monster, an image which first appeared in Anglo-Saxon art, and then spread all over Europe. It remained very common in depictions of the Last Judgment and Harrowing of Hell until the end of the Middle Ages , and is still sometimes used during the ...
Instead of reminding us that their sacrifices should unite us as a nation, Trump chose to further divide our country by using their memory as a tool in his ongoing political battles.
In the sixth book of Virgil's Aeneid (one of the principal influences on Dante in his depiction of Hell), the hero Aeneas enters the "desolate halls and vacant realm of Dis". [ 4 ] His guide, the Sibyl , corresponds in The Divine Comedy to Virgil, the guide of "Dante" as the speaker of the poem.
Dante's orderly hell is a representation of the structured universe created by God, one which forces its sinners to use "intelligence and understanding" to contemplate their purpose. [17] The nine-fold subdivision of hell is influenced by the Ptolemaic model of cosmology, which similarly divided the universe into nine concentric spheres. [18]
The Gates of Hell (French: La Porte de l'Enfer) is a monumental bronze sculptural group work by French artist Auguste Rodin that depicts a scene from the Inferno, the first section of Dante Alighieri's Divine Comedy. It stands at 6 metres high, 4 metres wide and 1 metre deep (19.7×13.1×3.3 ft) and contains 180 figures.
Death of Theodora, spiritual student of Basil the Younger, and visions of spiritual trials. Aerial toll houses (also called "telonia", from the Greek: τελωνεία / telonia, customs) are a belief held by some in the Eastern Orthodox Church which states that "following a person's death the soul leaves the body, and is escorted to God by angels.
Optical Circulator symbol. An optical circulator is a three- or four-port optical device designed such that light entering any port exits from the next. This means that if light enters port 1 it is emitted from port 2, but if some of the emitted light is reflected back to the circulator, it does not come out of port 1 but instead exits from port 3.