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Fig. 8 | PhotoniX

Fig. 8

From: MXene sensors based on optical and electrical sensing signals: from biological, chemical, and physical sensing to emerging intelligent and bionic devices

Fig. 8

a Fabrication of Au nanoparticle dimers/Ti3C2Tx MXenes assemblies-based SERS sensor for the detection of AFB1 [147]. b Raman intensities of Au nanoparticle dimers/Ti3C2Tx MXenes assemblies at different concentrations of Ti3C2Tx NSs [147]. c SERS spectra of the Au nanoparticle dimers/MXenes assemblies-based SERS sensor with different concentrations of mycotoxin B1 [147]. d Selective detection of AFB1 for the Au nanoparticle dimers/Ti3C2Tx MXene-based SERS sensor [147]. Copyright 2022, Elsevier. e Au − Ag Janus nanoparticles/ Ti3C2Tx NSs-based SERS sensor for the detection of ochratoxin A [145]. f SERS signals of Au − Ag Janus nanoparticles at 1278 cm-1 and Ti3C2Tx NSs at 730 cm−1 with different concentrations of ochratoxin A [145]. Copyright 2019, American Chemical Society. g The sandwich SERS sensor [148]. h Selective detection of carcinoembryonic antigen by the sandwich type SERS sensor [148]. i SERS spectra of the sandwich type SERS sensor at different concentrations of carcinoembryonic antigen [148]. Copyright 2020, Elsevier

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