Analysis and characterization of accumulated photon echo signals by noncolinear laser pulses based on rare earth ion-doped crystal
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2019.04.082
Abstract: Abstract Photon echo technique based on rare earth ion-doped crystal has potential applications in optical signal processing. However, the coexistence of different types of photon echo lead to a great reduction of signal-to-noise ratio (SNR).… read more here.
Keywords: echo signals; based rare; photon; photon echo ... See more keywords
Secondary Nuclear Spin Echo Signals in Thin Yttrium Iron Ferrite Garnet Films
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DOI: 10.1134/s106377611912015x
Abstract: Abstract The results are presented of experimental and theoretical study of the phenomenon of secondary nuclear spin echo in magnetically ordered materials in which the formation of additional echo signals is due to dynamic hyperfine… read more here.
Keywords: yttrium; echo signals; secondary echo; spin echo ... See more keywords
Direct Under-Sampling Compressive Sensing Method for Underwater Echo Signals and Physical Implementation
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DOI: 10.3390/app9214596
Abstract: Compressive sensing can guarantee the recovery accuracy of suitably constrained signals by using sampling rates much lower than the Nyquist limit. This is a leap from signal sampling to information sampling. The measurement matrix is… read more here.
Keywords: compressive sensing; sampling compressive; direct sampling; echo signals ... See more keywords