Author Affiliations
1School of Physics, University of Electronic Science and Technology, Chengdu , Sichuan 610054, China2Nano Manufacturing and System Integration Research Center, Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Chongqing 400700, Chinashow less
Fig. 1. Fundamental of surface plasmons
[29]. (a) Schematic of surface plasmon polaritons at metal-dielectric interface; (b) schematic of localized surface plasmon resonance in metal nanosphere
Fig. 2. Schematic of the graphene photo-detector experiment. (a) Structure schematic of the graphene photo-detector
[37]; (b) photocurrents at different polarization angles; (c) schematic diagram of the graphene plasmon device for gas identification
[38] Fig. 3. Detector schematic. (a) Experimental setup for optical data reception
[39]; (b) schematic of a plasma enhanced graphene detector
[39]; (c) schematic of the proposed graphene plasmonic potodetector
[40]; (d) photocurrents depending on the light excitation on and off
[40]; (e) top- and side-view illustration of a typical graphene micro-ribbon array
[41]; (f) variation of the absorption peak of graphene plasmon with gate pressure
[41]; (g) change of the absorption peak of graphene plasmon with different graphene micro-ribbon widths
[41] Fig. 4. Schematic of the graphene photo-detector experiment. (a) Schematic of the device architecture of the plasmon-assisted hot carrier generation on an asymmetrically nanopatterned graphene
[42]; (b) a scanning electron microscope image of the partly patterned graphene
[42]; (c) simulated temperature and potential of a graphene photodetector
[42]; (d) schematic of the sensor
[43]; (e) a scanning electron microscope image of the graphene nanoribbon pattern
[43]; (f) transfer curve of our graphene/CaF
2 fingerprint sensor
[43]; (g) schematic illustration of the acoustic plasmon resonator architecture and coupling routes to plasmon modes for a incident plane wave with TM polarization
[44] Fig. 5. Schematic diagrams of graphene-based detector. (a) Schematic diagram of the graphene-based detector with plasmonic nanoparticles
[45]; (b) a plasmonic excitation map of nanostructure-free and nanostructure
[45]; (c) schematic illustration of the step-wise process for fabrication of the near infrared photodetector
[46]; (d) photoresponse of three representative devices under 850 nm light illumination at
[46]; (e) schematic diagram of the graphene-based photodetector
[47]; (f) responsivity of monolayer graphene with and without Au nanoparticles versus excitation wavelength varying from 550 nm to 850 nm
[47] Fig. 6. Schematic diagram of quantum dot detector. (a) Structure schematic of the hybrid phototransistor based on Si QDs and graphene
[48]; (b) two distinct optical optical phenomena of Si QDs exploited during the phototransistor operation
[48]; (c) schematic of quantum dot photodetector based on plasma
[50] Fig. 7. Schematic diagram of detector based on periodic nanostructure. (a) Schematic diagram of proposed LWIR photodetector with hybrid plasmonic structure
[55]; (b) zoomed view of the aperture nanobar antennas
[55]; (c) depiction of the interference mechanism
[56]; (d) schematic map of the photodetector
[56]; (e) scanning electron microscope image
[56]; (f) schematic diagram of the Schottky photodetector composed of Si substrate/Au nanograting
[57]; (g) graphene nanoribbon arrays with different filling factors, in which the ribbon widths are 140 nm
[58]; (h) schematic of graphene nanodisk plasmon arrays
[58]