Facile synthesis and screen printing of dual-mode luminescent NaYF4:Er,Yb (Tm)/carbon dots for anti-counterfeiting applications
2017 ◽
Vol 5
(26)
◽
pp. 6512-6520
◽
Keyword(s):
Qr Code
◽
A printed invisible QR code pattern could be identified with green and blue colors under 980 nm and 365 nm light excitation, respectively.
2021 ◽
Vol 175
◽
pp. 516-525
Keyword(s):
Keyword(s):
2018 ◽
Vol 36
(1)
◽
pp. 1800315
◽
2018 ◽
Vol 28
(6)
◽
pp. 1405-1412
◽
Keyword(s):
2017 ◽
Vol 240
◽
pp. 949-955
◽
Keyword(s):