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Liqing Wu, Weiru Fan, Ziyang Chen and Jixiong Pu
Second harmonic generation has been widely applied in various fields. High second harmonic intensity can facilitate optical imaging, signal sensing, and detection. Thus, enhancing the intensity of the second harmonic is a significant work. However, chang...
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Syed S. Bukhari, J (Yiannis) Vardaxoglou and William Whittow
This paper is a critical review of metasurfaces, which are planar metamaterials. Metamaterials offer bespoke electromagnetic applications and novel properties which are not found in naturally occurring materials. However, owing to their 3D-nature and res...
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Zhipeng Yu, Huanhao Li and Puxiang Lai
Since its introduction to the field in mid-1990s, photoacoustic imaging has become a fast-developing biomedical imaging modality with many promising potentials. By converting absorbed diffused light energy into not-so-diffused ultrasonic waves, the recon...
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