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Research and Simulation of Negative Group Delay and Superluminal Propagation Cover

Research and Simulation of Negative Group Delay and Superluminal Propagation

International Journal of Advanced Network, Monitoring and Controls
Volume 8 (2023): Issue 1 (January 2023)
By: Yueyao Wang,  Zhongsheng Wang,  Xinzhuo Li and  Han Shen  
Open Access
|May 2023

Figures & Tables

Figure. 1.

Group refractive index, group velocity, group delay and the relationship between the speed of light
Group refractive index, group velocity, group delay and the relationship between the speed of light

Figure. 2.

Low frequency circuit
Low frequency circuit

Figure. 3.

Theoretical curve of amplitude response of low frequency circuit
Theoretical curve of amplitude response of low frequency circuit

Figure. 4.

Theoretical curve of amplitude-angle response of low-frequency circuits
Theoretical curve of amplitude-angle response of low-frequency circuits

Figure. 5.

Theoretical delay curve of low-frequency circuit groups
Theoretical delay curve of low-frequency circuit groups

Figure. 6.

First-order high-frequency circuit
First-order high-frequency circuit

Figure. 7.

Second order high frequency circuit
Second order high frequency circuit

Figure. 8.

Theoretical curve of amplitude response of high frequency circuit
Theoretical curve of amplitude response of high frequency circuit

Figure. 9.

Ideal amplitude-angle response curve of high frequency circuit
Ideal amplitude-angle response curve of high frequency circuit

Figure. 10.

Ideal delay curve of high frequency circuit group
Ideal delay curve of high frequency circuit group

Figure. 11.

Low frequency working circuit in Multisim analog system
Low frequency working circuit in Multisim analog system

Figure. 12.

Test result of sinusoidal pulse of certain frequency in low frequency circuit
Test result of sinusoidal pulse of certain frequency in low frequency circuit

Figure. 13.

Test results of a frequency modulation pulse of a low frequency circuit
Test results of a frequency modulation pulse of a low frequency circuit

Figure. 14.

Low frequency circuit test results
Low frequency circuit test results

Figure. 15.

Test results of high frequency circuit
Test results of high frequency circuit

Figure. 16.

Low frequency circuit output pulse interrupt
Low frequency circuit output pulse interrupt

Figure. 17.

Low frequency circuit pulse peak missing
Low frequency circuit pulse peak missing
DOI: https://doi.org/10.2478/ijanmc-2023-0050 | Journal eISSN: 2470-8038
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Language: English
Page range: 92 - 103
Published on: May 31, 2023
Published by: Xi’an Technological University
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Superluminal Phenomenon,
Phase Velocity,
Group Velocity,
Signal Transmission,
Simulation Study
Related subjects:
Computer sciences,
Computer sciences, other

© 2023 Yueyao Wang, Zhongsheng Wang, Xinzhuo Li, Han Shen, published by Xi’an Technological University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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