Recent advances in femtosecond laser-structured Janus membranes with asymmetric surface wettability

Z Wu, K Yin, J Wu, Z Zhu, JA Duan, J He - Nanoscale, 2021‏ - pubs.rsc.org
Janus wettability membranes have received much attention because of their asymmetric
surface wettability. On the basis of this distinctiveness from traditional symmetrical …

Tethered and untethered 3D microactuators fabricated by two-photon polymerization: a review

Z Lao, N **a, S Wang, T Xu, X Wu, L Zhang - Micromachines, 2021‏ - mdpi.com
Microactuators, which can transform external stimuli into mechanical motion at microscale,
have attracted extensive attention because they can be used to construct …

Design of polarization-insensitive and angularly stable metasurfaces with symmetric cubic phase distribution for broadband RCS reduction

MKT Al-Nuaimi, SL Zhu, WG Whittow… - … on Antennas and …, 2023‏ - ieeexplore.ieee.org
This communication presents an efficient and formulated approach to the design of
polarization-insensitive metasurfaces adopting a symmetric cubic phase distribution for both …

Abruptly autofocusing of generalized circular Airy derivative beams

X Zang, W Dan, Y Zhou, H Lv, F Wang, Y Cai… - Optics express, 2022‏ - opg.optica.org
In this paper, we introduce a novel kind of abrupt autofocusing beams namely the
generalized circular Airy derivative beams (CADBs) as an extension of circular Airy beam …

Ultra‐broadband high‐efficiency Airy optical beams generated with all‐silicon metasurfaces

Z Ju, J Wen, L Shi, B Yu, M Deng… - Advanced Optical …, 2021‏ - Wiley Online Library
Conventional approaches for generating Airy beams rely upon bulky and costly systems,
which impede the miniaturization of optical systems. Metasurfaces have provided a compact …

Effect of chirped factors on the abrupt autofocusing ability of a chirped circular Airyprime beam

X Zang, W Dan, Y Zhou, F Wang, Y Cai, Z Mei… - Optics express, 2022‏ - opg.optica.org
Recently, a new type of abruptly autofocusing beam called circular Airyprime beam (CAPB)
has been reported. Its abrupt autofocusing ability has been proven to be approximately …

Simultaneously enhancing autofocusing ability and extending focal length for a ring Airyprime beam array by a linear chirp

X Zang, W Dan, Y Zhou, F Wang, Y Cai, G Zhou - Optics Letters, 2023‏ - opg.optica.org
It is of great significance to solve the problem that improving autofocusing ability is always at
the cost of shortening focal length. By introducing a linear chirp into a ring Airyprime beam …

Microclaw array fabricated by single exposure of femtosecond Airy beam and self-assembly for regulating cell migratory plasticity

C Wang, R Rao, Z Cai, H Yang, L Zhang, S Ji… - Acs Nano, 2023‏ - ACS Publications
The highly aligned extracellular matrix of metastatic breast cancer cells is considered to be
the “highway” of cancer invasion, which strongly promotes the directional migration of …

Key to an extension or shortening of focal length in the enhancement of autofocusing ability of a circular Airyprime beam caused by a linear chirp factor

J He, X Zang, W Dan, Y Zhou, F Wang, Y Cai, G Zhou - Optics Letters, 2023‏ - opg.optica.org
Researchers are puzzled whether the enhancement of the abruptly autofocusing ability
caused by a linear chirp factor is accompanied by the shortening or the extension of the …

Dependence of autofocusing ability of a ring Airyprime beams array on the number of beamlets

X Zang, W Dan, F Wang, Y Zhou, Y Cai, G Zhou - Optics Letters, 2022‏ - opg.optica.org
A ring Airyprime beams (RAPB) array, which consists of N evenly displaced Airyprime
beamlets in the initial plane, is first introduced, to the best of our knowledge, in this Letter …