Fig. 10: Laser direct writing patterning.
From: Recent progress in the patterning of perovskite films for photodetector applications
a Schematic of the use of LDW to pattern free-form perovskite structures. Reproduced with permission107, Copyright 2016, American Chemical Society. b Time-lapse photographs showing the LDW of MAPbBr3 on a semitransparent carbon film. Reproduced with permission107, Copyright 2016, American Chemical Society. c A LDW MAPbBr3 wire drawn onto an Au interdigitated microelectrode. Reproduced with permission107, Copyright 2016, American Chemical Society. d Schematic showing the fabrication geometry for patterning on a developed and cured SU-8 photoresist microwell pattern on silicon. Reproduced with permission107, Copyright 2016, American Chemical Society. e Scheme of LDW on a perovskite nanoplate (NP)108. f Microscopic image of NP with laser patterned characters. Reproduced with permission108, Copyright 2019, American Chemical Society. g Fluorescence micrograph of patterned NP under laser excitation. Reproduced with permission108, Copyright 2019, American Chemical Society. h Schematic of the femtosecond laser writing system for sample fabrication. Reproduced with permission109, Copyright 2019, The Author(s), under exclusive license to Springer Nature Limited. i Optical images of a CsPbBr3 QD array during the erasure-recovery processes under UV light. Scale bars, 100 μm. Reproduced with permission109, Copyright 2019, The Author(s), under exclusive license to Springer Nature Limited. j Photograph (left) and enlarged optical microscope image (right) of a CsPbBr3 QD pattern. Reproduced with permission109, Copyright 2019, The Author(s), under exclusive license to Springer Nature Limited
