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100 _a20230110a2022 k y0engy50 ba
101 0 _aeng
102 _aCN
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aPhotonic Hook with Modulated Bending Angle Formed by Using Triangular Mesoscale Janus Prisms
_fWei-Yu Chen, Cheng-Yang Liu, Hsieh Yu-Kai [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 50 tit.]
330 _aIn this study, we propose a novel design of triangular mesoscale Janus prisms for the generation of the long photonic hook. Numerical simulations based on the finite-difference time-domain method are used to examine the formation mechanism of the photonic hook. The electric intensity distributions near the micro-prisms are calculated for operation at different refractive indices and spaces of the two triangular micro-prisms. The asymmetric vortices of intensity distributions result in a long photonic hook with a large bending angle. The length and the bending angle of the photonic hook are efficiently modulated by changing the space between the two triangular micro-prisms. Moreover, the narrow width of the photonic hook is achieved beyond the diffraction limit. The triangular Janus micro-prisms have high potential for practical applications in optical tweezers, nanoparticle sorting and manipulation and photonic circuits.
461 _tPhotonics
463 _tVol. 9, iss. 12
_v[948, 11 p.]
_d2022
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aphotonic hook
610 1 _aJanus particle
610 1 _aprism
610 1 _aphotonic nanojet
610 1 _amesotroinics
610 1 _aфотонный крючок
610 1 _aчастицы Януса
610 1 _aпризмы
610 1 _aмезотроны
701 0 _aWei-Yu Chen
701 0 _aCheng-Yang Liu
701 0 _aHsieh Yu-Kai
701 1 _aMinin
_bO. V.
_cphysicist
_cprofessor of Tomsk Polytechnic University, Doctor of technical sciences
_f1960-
_gOleg Vladilenovich
_2stltpush
_3(RuTPU)RU\TPU\pers\44941
701 1 _aMinin
_bI. V.
_cphysicist
_cProfessor of Tomsk Polytechnic University, Doctor of technical sciences
_f1960-
_gIgor Vladilenovich
_2stltpush
_3(RuTPU)RU\TPU\pers\37571
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа неразрушающего контроля и безопасности
_bОтделение электронной инженерии
_h7977
_2stltpush
_3(RuTPU)RU\TPU\col\23507
801 2 _aRU
_b63413507
_c20230110
_gRCR
856 4 _uhttps://doi.org/10.3390/photonics9120948
942 _cCF