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Table 1 Comparison of important features of available flexible UV/Sunlight sensors

From: Artificial Intelligence-Aided Low Cost and Flexible Graphene Oxide-Based Paper Sensor for Ultraviolet and Sunlight Monitoring

References Material/hybrid Substrate Fabrication technique Biodegradability Cumulative dose Type of detection AI-aided
[57] Graphene/ZnO Paper Direct writing Yes No Photoelectric No
[58] ZnO/carbon Paper Screen printing and Miura origami folding method Yes No Photoelectric No
[59] rGO/ZnO Mica Femtosecond laser direct writing (FsLDW) Yes No Photoelectric No
[60] TiO2/Graphene Parylene-C/Silicon Photolithography and Spraying No No Photoelectric No
[61] Prussian Blue/TiO2 Polyethylene terephthalate (PET)/ indium-tin oxide (ITO) Cyclic voltammetry
Scan, anodization and annealing
No Photochromic No
[62] C1H/MG, DPIC/TBa Polyvinyl Butyral (PVB) Spin coating No Yes Photochromic No
[63] PMA/LAb Filter paper Pen writing Yes Photochromic No
Current work GO/Paper NA Blending GO and paper through novel fabrication process Yes Yes Photochromic Yes
  1. aChloral hydrate/malachite green/diphenyliodomium chloride/ thymol blue
  2. bPhosphomolybdic acid/lactic acid