Generation of negative group velocity Lamb waves by a moving laser source

Ultrasonics ◽  
2019 ◽  
Vol 99 ◽  
pp. 105950 ◽  
Author(s):  
Alexey M. Lomonosov ◽  
Chenyin Ni ◽  
Zhonghua Shen ◽  
Zheng Li
Keyword(s):  
Group Velocity ◽  
Lamb Waves ◽  
Laser Source ◽  
Negative Group ◽  
Negative Group Velocity

Investigation of Lamb waves having a negative group velocity

1988 ◽  
Vol 83 (1) ◽  
pp. 122-126 ◽  
Author(s):  
J. Wolf ◽  
T. D. K. Ngoc ◽  
R. Kille ◽  
W. G. Mayer
Keyword(s):  
Group Velocity ◽  
Lamb Waves ◽  
Negative Group ◽  
Negative Group Velocity

Negative Group Velocity of Surface Polaritons in Metal Foil Nanostructure

2017 ◽  
Vol 9 (3) ◽  
pp. 03039-1-03039-4 ◽  
Author(s):  
Y. M. Aleksandrov ◽  
◽  
V. V. Yatsishen ◽  
Keyword(s):  
Group Velocity ◽  
Metal Foil ◽  
Negative Group ◽  
Surface Polaritons ◽  
Negative Group Velocity

X-wave bullets with negative group velocity in vacuum

2006 ◽  
Vol 31 (23) ◽  
pp. 3532 ◽  
Author(s):  
Carlos J. Zapata-Rodríguez ◽  
Miguel A. Porras
Keyword(s):  
Group Velocity ◽  
Negative Group ◽  
Negative Group Velocity

scholarly journals Negative Group Velocity in the Absence of Absorption Resonance

2013 ◽  
Vol 3 (1) ◽  
Author(s):  
Dexin Ye ◽  
Guoan Zheng ◽  
Jingyu Wang ◽  
Zhiyu Wang ◽  
Shan Qiao ◽  
...  
Keyword(s):  
Group Velocity ◽  
Negative Group ◽  
Absorption Resonance ◽  
Negative Group Velocity

Split-ring resonator-loaded X-band waveguide supporting negative group velocity

2018 ◽  
pp. 291-308
Author(s):  
Joaquim J. Barroso ◽  
Joaquim P. Leite ◽  
Pedro J. Castro ◽  
Ugur C. Hasar ◽  
Jose Edimar B. Oliveira
Keyword(s):  
Group Velocity ◽  
Ring Resonator ◽  
Split Ring Resonator ◽  
Negative Group ◽  
Split Ring ◽  
X Band ◽  
Negative Group Velocity
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