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Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials

หน่วยงาน Nanyang Technological University, Singapore

รายละเอียด

ชื่อเรื่อง : Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials
นักวิจัย : Zhang, Yuan , Chuang, Yi-Chen , Schenk, John O. , Fiddy, Michael A.
คำค้น : DRNTU::Engineering::Electrical and electronic engineering.
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2555
อ้างอิง : Zhang, Y., Chuang, Y. C., Schenk, J. O.,& Fiddy, M. A. (2012). Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials. Applied Physics A, 107(1), 61-69. , http://hdl.handle.net/10220/12531 , http://dx.doi.org/10.1007/s00339-011-6738-9
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : Applied physics A
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

A metamaterial slab, used as a superlens in a subwavelength imaging system, is frequently assumed homogeneous. It is the bulk properties of the metamaterial which are responsible for the resolution of the transferred information in the image domain, as a result of high transverse wave-vector coupling. However, how in a discretized metamaterial, individual meta-atoms (i.e., the meta-elements composing a negative index metamaterial slab) contribute to the imaging process is still actively studied. The main aim of this paper is to investigate the consequences of using only a few meta-atoms as a negative index slab-equivalent for subwavelength scale imaging. We make a specific choice for a meta-atom and investigate its resonant scattering patterns. We report on how knowledge of these 3D scattering patterns provides a means to understand the transfer of high spatial frequencies and assist with the design an improved negative index slab.

บรรณานุกรม :
Zhang, Yuan , Chuang, Yi-Chen , Schenk, John O. , Fiddy, Michael A. . (2555). Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials.
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Zhang, Yuan , Chuang, Yi-Chen , Schenk, John O. , Fiddy, Michael A. . 2555. "Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Zhang, Yuan , Chuang, Yi-Chen , Schenk, John O. , Fiddy, Michael A. . "Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2555. Print.
Zhang, Yuan , Chuang, Yi-Chen , Schenk, John O. , Fiddy, Michael A. . Study of scattering patterns and subwavelength scale imaging based on finite-sized metamaterials. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2555.