Terahertz quasi-perfect vortex beam with integer-order and fractional-order generated by spiral spherical harmonic axicon
Si-Yu Tu(涂思语), De-Feng Liu(刘德峰), Jin-Song Liu(刘劲松), Zhen-Gang Yang(杨振刚), and Ke-Jia Wang(王可嘉)
Terahertz quasi-perfect vortex beam with integer-order and fractional-order generated by spiral spherical harmonic axicon
Si-Yu Tu(涂思语), De-Feng Liu(刘德峰), Jin-Song Liu(刘劲松), Zhen-Gang Yang(杨振刚), and Ke-Jia Wang(王可嘉)
中国物理B . 2024, (1): 14211 -14211 .  DOI: 10.1088/1674-1056/acf91c