Highly efficient spintronic terahertz emitter
WebHighly Efficient Spintronic Terahertz Emitter Enabled by Metal–Dielectric Photonic Crystal. Zheng Feng, Rui Yu, Yu Zhou, Hai Lu, Wei Tan, Hu Deng, Quancheng Liu ... Advanced Optical Materials 6 (23), 1800965, 2024. 58: 2024: The spin Hall angle and spin diffusion length of Pd measured by spin pumping and microwave photoresistance. WebSpintronic terahertz emitters are broadband and efficient sources of terahertz radiation, which emerged at the intersection of ultrafast spintronics and terahertz photonics. They are based on … Expand. 22. Highly Influential. PDF. View 7 excerpts, references background ... Efficient terahertz harmonic generation—challenging but important ...
Highly efficient spintronic terahertz emitter
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WebOct 22, 2024 · The highest possible THz signal strength from spintronic THz emitters is limited by the of the corresponding heterostructures at the excitation wavelength. For the thickness-optimized spintronic heterostructure, the THz generation efficiency does not saturate with the excitation fluence even up till the damage threshold. WebSpintronic emitters are a unique class of terahertz (THz) sources due to their quasi-two-dimensional geometry and thereby their capability to couple to resonator near fields. Global...
WebOct 13, 2015 · Terahertz electromagnetic radiation is extremely useful for numerous applications such as imaging and spectroscopy. Therefore, it is highly desirable to have an efficient table-top emitter covering the 1-to-30-THz window whilst being driven by a low-cost, low-power femtosecond laser oscillator. So far, all solid-state emitters solely exploit … WebDec 15, 2024 · In this Letter, a unidirectional spintronic terahertz emitter (USTE) integrating a common STE with a metal grating is proposed to manipulate the THz emission process. The dyadic Green's function method and finite element method are adopted to survey the characteristics of the USTE. Simulations show that the metal grating not only has a ...
WebNov 18, 2024 · A high-quality terahertz source is an indispensable core component for the application of terahertz technology. Currently, most broadband THz sources are driven by femtosecond laser pulses to generate terahertz pulses. WebOct 13, 2015 · Terahertz electromagnetic radiation is extremely useful for numerous applications, including imaging and spectroscopy. It is thus highly desirable to have an …
WebSep 21, 2024 · Spintronic terahertz emitters, typically composed of nanometer-thin magnetic multilayer, have the outstanding capability of producing high-quality, broadband terahertz pulses using extremely simple heterostructures. A question remains on whether an efficient and cheap integration with other silicon-based technologies can be achieved.
WebJun 8, 2024 · The spintronic THz emitter array (STEA) is excited by two-DMD-encoded fs laser pulses and generates spatially coded THz pulses. An object “CAEP” was placed in … philips series 7000 showerproof body groomerWebNov 15, 2024 · Abstract Due to the high performance and low cost, spintronic terahertz emitters (STEs) have been a hot topic in the field of terahertz sources. However, most of … trxf13WebSpintronic thin films are considered as one of the promising terahertz (THz) source candidates, owing to their high performance and low cost. Much effort has been made to achieve spintronic THz sources with broadband and high conversion efficiency. trx femWeb1 hour ago · To further advance communication systems, increasing both their speed and efficiency, electronics engineers will need to create new and highly performing … trx feeWebSystematic experimental study on a highly efficient terahertz source based on two-color laser-induced air plasma Jun Xie, Wen-Hui Fan and Xu Chen ... metasurfaces Shay Keren-Zur et al-Highly Efficient Spintronic Terahertz Emitter Enabled by Metal-Dielectric Photonic Crystal Zheng Feng et al-This content was downloaded from IP address 157.55.39 ... trx exterior graphics by moparWebApr 13, 2024 · An efficient spintronic THz emitter based on ferromagnet/heavy metal/topological insulator heterostructures was demonstrated. ... Highly efficient THz emission from the Bi 2 Se 3 /Co heterostructures modified with ultrafast ... Qiu H, Wang D, Zhang C, Sun S, Jin B, et al. Spintronic terahertz emitter. Journal of Applied Physics. … trx exterior graphicsWebApr 8, 2024 · Terahertz (THz) band lies between the microwave and infrared ranges of the electromagnetic spectrum and has interesting features such as high spatial resolution, non-destructive, less harmful, non-ionizing, and better penetration depth compared to other frequency ranges (Federici et al. 2013 ). trx exercises women\u0027s health