Fig. 1. (a) Structural model of metal lead perovskites. Figures reproduced from Ref.
43. (b) The
map for 138 perovskite compounds. Figures reproduced from Ref.
44. (c) Nanoscale morphologies of halide perovskites.
Fig. 2. (a) Schematic of LARP technique. Figures reproduced from Ref.
25. (b) Schematic of precursor and optical image of
solution. Figures reproduced from Ref.
25. (c) Optical images of
solution under natural light and under 365 nm excitation. Figures reproduced from Ref.
25. (d) PL spectra of
QDs. Figures reproduced from Ref.
25. (e) PL optical images and PL spectra of
QDs. Figures reproduced from Ref.
42. (f) Time-resolved PL decays for
QDs. Figures reproduced from Ref.
42. (g) Schematic of the anion-exchange of
. Figures reproduced from Ref.
41. (h) TEM images of
QDs with various PL. Figures reproduced from Ref.
41. (i) Schematic of room-temperature fabrication of
QDs. Figures reproduced from Ref.
39. (j) Optical images of
QDs after the addition of precursor ion solutions for 3 s. Figures reproduced from Ref.
39.
Fig. 3. (a) Schematic of the fabrication process for the
NWs. Figures reproduced from Ref.
72. (b) Schematic of the formation of the
NWs by recrystallization process. Figures reproduced from Ref.
73. (c) TEM images of as-grown
NCs with increasing times. Figures reproduced from Ref.
51. (d) Absorption and PL spectra of
NWs. Figures reproduced from Ref.
56. (e) Schematic of the passivation effect by HX on the length of
NWs and TEM images of the synthesized
NWs. Figures reproduced from Ref.
58. (f) Normalized absorption, PL spectra, and photographs of
NWs. Figures reproduced from Ref.
58.
Fig. 4. (a) SEM image of
NWs. Figures reproduced from Ref.
49. (b) Optical microscopy image of
NWs. Figures reproduced from Ref.
49. Structure simulation images of (c)
NW and (d)
NW. Figures reproduced from Ref.
49. (e) Schematic of the
triangular micro/NRs. Figures reproduced from Ref.
75. (f) SEM image of
triangular rods. Figures reproduced from Ref.
75. (g) Real-color image and PL spectra of
triangular rods. Figures reproduced from Ref.
75. (h), (i) SEM images of the
NWs. Figures reproduced from Ref.
62.
Fig. 5. (a) Schematic of the synthesis of
NPs. Figures reproduced from Ref.
61. (b) Quantum size effect in
NPs. Figures reproduced from Ref.
61. (c) Bandgap tuning in
NPs and micro/NRs via size or compositional control. Figures reproduced from Ref.
61. (d) PL spectra of the halide–anion exchanged
NPs. Figures reproduced from Ref.
37. (e) 2D
NSs. Figures reproduced from Ref.
37. (f) SEM images of
MP. Figures reproduced from Ref.
78. (g) Top: Schematic of the growth of 2D
NPs and NSs from
NRs. Bottom: TEM images of
NCs for different times. Figures reproduced from Ref.
79. (h) Schematic of the fabrication of
NCs using a vapor-transport system. Figures reproduced from Ref.
80. (i) Thickness of
platelets before and after being converted to
. Figures reproduced from Ref.
80. (j) Optical images of as-grown
NCs with different temperature and pressure. Figures reproduced from Ref.
64.
Fig. 6. (a) Perovskite metasurfaces with enhanced emission. Figures reproduced from Ref.
98. SEM images of perovskite with (b) nanostripe and (c) nanohole structures. Figures reproduced from Ref.
98. (d) Enhanced PL spectra from perovskite metasurfaces with different structures. Figures reproduced from Ref.
98. (e) Schematics of the polymer-assisted nanoimprinting process for perovskite nanopatterns. Figures reproduced from Ref.
94. (f) SEM images of various perovskite nanopatterns. Figures reproduced from Ref.
94. (g) SEM images of
metasurface for nonlinear imaging. Figures reproduced from Ref.
90. (h) The nonlinear PL and linear PL images of
metasurfaces. Figures reproduced from Ref.
90. (i) SEM image of
metasurface. Figures reproduced from Ref.
96. (j) The field distributions of
perovskite metasurface. Figures reproduced from Ref.
96.
Fig. 7. (a) SEM image of the
MSs. Figures reproduced from Ref.
100. (b) PL spectra of
,
, and
MSs. Figures reproduced from Ref.
100. (c) Monodispersed
spheres under the excitation of UV light. Figures reproduced from Ref.
101. (d) SEM image of the monodispersed
spheres. Figures reproduced from Ref.
101. (e) SEM image of the
triangular pyramids. Figures reproduced from Ref.
102. (f) SEM image of the
triangular pyramids on a
substrate. Figures reproduced from Ref.
103. (g) SEM image and (h) schematic of the formation of
nanoflowers. Figures reproduced from Ref.
104. (i) Photograph (upper) and PL emission spectra (bottom) of
nanoflowers. Figures reproduced from Ref.
104. (j) Crystal growth of
cuboids (top) and SEM images of
perovskite under different reaction time (bottom). Figures reproduced from Ref.
105.
Fig. 8. (a) Absorption spectrum and normalized two-photon PL spectra of single
NCs. Figures reproduced from Ref.
115. (b) Schematic of two-photon absorption at 800 nm in perovskite. Figures reproduced from Ref.
115. (c) Two-photon absorption coefficient. (d) Inverse transmission versus peak intensity for typical single
NCs. Figures reproduced from Ref.
115. (e)–(g) Nonlinear optics of
NCs: (e) linear absorption spectrum and normalized PL spectra from
NCs, (f) PL decay of
NCs, and (g) Z-scan responses of the
NC solution and the pure solvent. Figures reproduced from Ref.
116.
Fig. 9. (a) TEM images of
QDs. Figures reproduced from Ref.
127. (b) Spectral tunability of ASE of
via compositional modulation. Figures reproduced from Ref.
127. (c) Evolution from PL to lasing in an MS resonator with increasing pump intensity. Figures reproduced from Ref.
127. (d) SEM image and (e) isolation effect of
composites. Figures reproduced from Ref.
131. (f) PL spectra from
composite with increasing pump intensity. Figures reproduced from Ref.
131. (g) TEM image of
QDs. (h) Two-photon PL spectra from
NCs in a microcapillary tube. (i) Optical image and (j) lasing emission spectra from
NCs in a microcapillary tube. Figures reproduced from Ref.
132. (k) Left: PL spectra from
film within/without microcavity. Right: Schematic of the
VCSEL. Figures reproduced from Ref.
133. (l) Schematic of the
VCSEL. Figures reproduced from Ref.
134. (m) Photograph and PL stability of flexible
VCSEL. Figures reproduced from Ref.
135.
Fig. 10. (a) SEM of
nanostructures. Figures reproduced from Ref.
144. (b) Optical image of single
NW. Figures reproduced from Ref.
144. (c) PL spectra of
NW around the lasing threshold. Figures reproduced from Ref.
144. (d) Broad tunable lasing from single-crystal
NW. Figures reproduced from Ref.
144. (e) SEM image of
nanostructures. Figures reproduced from Ref.
145. (f) Fluorescence images of red/green/blue
NWs above lasing threshold. Figures reproduced from Ref.
145. (g) Broad tunable lasing from single-crystal
NWs. Figures reproduced from Ref.
145. (h) The photograph and PL spectra of a single
NW. Figures reproduced from Ref.
146. (i) The schematic of optically pumping lasing from a single
NW. Figures reproduced from Ref.
146. (j) Typical lasing spectra from a single
NW. Figures reproduced from Ref.
146.
Fig. 11. (a) Schematic of an
NP pumped by a pulsed laser. Figures reproduced from Ref.
80. (b) Optical image of
NPs under white light and laser excitation. Figures reproduced from Ref.
80. (c) Lasing spectra of hexagonal
NPs (upper) and the lasing mode evaluation with pumping fluence (bottom). Figures reproduced from Ref.
80. (d) Upper: Lasing spectra of triangular
NPs with different edge length. Bottom: The wavelength of lasing modes and
-factor as a function of the triangular cavity edge length. Figures reproduced from Ref.
80. (e) Schematic of triangular
NPs pumped by a 343 nm laser. Figures reproduced from Ref.
148. (f) Optical image of triangular
NPs. Figures reproduced from Ref.
148. (g) 2D plot of a triangular
NP emission under different pump densities. Figures reproduced from Ref.
148. (h) The emission spectra from
NPs around the lasing threshold. Figures reproduced from Ref.
148. (i) Output emission intensity as a function of pump densities. Figures reproduced from Ref.
148. (j) Schematic of a
plate under a 400 nm laser. Figures reproduced from Ref.
149. (k) Emission spectra at different pump intensities. Figures reproduced from Ref.
149. (l) Tunable lasing spectra and images of individual
perovskite NPs. Figures reproduced from Ref.
149. (m) Single-mode lasing of
. Figures reproduced from Ref.
149. (n) Schematic of a
NS on mica substrate. Figures reproduced from Ref.
86. Excitation intensity-dependent emission spectra under (o) 470 nm and (p) 1200 nm excitation. Figures reproduced from Ref.
86. (q) Gaussian fitting of a lasing mode under 470 and 1200 nm laser. Figures reproduced from Ref.
86.
Fig. 12. (a) Schematic of a single
MS under 400 nm laser. Figures reproduced from Ref.
100. (b) Lasing PL spectra from a single
MS under different pump intensities. Figures reproduced from Ref.
100. (c) Lorentzian fitting of a lasing mode. Figures reproduced from Ref.
100. (d) Photograph and lasing emission of multicolor
MS lasers. Figures reproduced from Ref.
100. (e) SEM image and (f) schematics of F-P cavity of
nanocuboids. Figures reproduced from Ref.
129. (g) Single-mode lasing spectra and (h) TA spectroscopic data of
nanocuboids under two-photon excitation. Figures reproduced from Ref.
129. (i) Schematic of a cube-corner
pyramid under 405 nm laser. Figures reproduced from Ref.
102. (j) PL spectra of a cube-corner
and (k) output intensity as a function of excitation power. Figures reproduced from Ref.
102. (l), (m) Multimode lasing spectra of a cube-corner pyramid of
on (l) mica and (m) mica/Ag. Figures reproduced from Ref.
102.
Fig. 13. (a) SEM image of the
microwire on silicon grating. Figures reproduced from Ref.
156. (b) Laser spectrum of
microwire. Figures reproduced from Ref.
156. (c) Optical image of
NW arrays. Figures reproduced from Ref.
157. (d) PL spectra of a single
NW under 400 nm laser. Figures reproduced from Ref.
157. (e) “LASER” patterned perovskite square MPs. Figures reproduced from Ref.
158. (f) Lasing spectra from perovskite MPs with different sizes. Figures reproduced from Ref.
158. (g) PL image of green and red QD arrays. Figures reproduced from Ref.
159. (h) Emission intensity versus excitation fluence measured from a
MD. Figures reproduced from Ref.
159. (i) Lasing spectra from
MDs with different diameters. Figures reproduced from Ref.
159. (j) PL spectra from a typical
MD with different power energies and (k) output intensity and FWHM as a function of pump intensity. Figures reproduced from Ref.
160. (l) Widely tunable lasing from
arrays. Figures reproduced from Ref.
160. (m) Left: SEM image of the fabricated perovskite metasurface; right: ultrafast control of the quasi-BIC microlasers. Figures reproduced from Ref.
161.
Fig. 14. (a) Field intensity distributions and schematic structure of Ag/PMMA/perovskite. Figures reproduced from Ref.
163. (b) Schematic and working process of plasmonic nanolaser of
. Figures reproduced from Ref.
164. (c) Schematic and calculated electric field distribution of plasmonic nanolaser based on
QDs. Figures reproduced from Ref.
165. (d) Schematic of phase transition from polycrystalline to monocrystalline
nanoparticles by adjusting the laser power and the PL spectrum under different laser power. Figures reproduced from Ref.
166. (e) Schematic polaritons in a micro/NW cavity and lasing spectrum of
NWs. Figures reproduced from Ref.
167. (f) Schematic of CW lasing of
nanoribbons. Figures reproduced from Ref.
168. (g) Schematic structure of
flakes/DBR microcavity and SEM image of
flakes. Figures reproduced from Ref.
169. (h) Cascade energy transfer in quasi-2D perovskite and tunable ASE from solution-processed
films. Figures reproduced from Ref.
170. (i) Chemical structures of quasi-2D perovskite with different organic cations and CW lasing characteristics of quasi-2D perovskite films. Figures reproduced from Ref.
171.
Materials | Nanostructure | Laser mode | Emission wavelength | Threshold | Year | Ref. | | QD on silica sphere | WGM | 400 to 700 nm | 5 to | 2015 | 127 | | composite | Random | 520 to 530 nm | | 2017 | 131 | | | Random | 540 nm | | 2020 | 136 | | QD in silica sphere | Random/WGM | 530 nm | | 2019 | 137 | | QD in capillary tube | WGN | 530 to 540 nm | | 2015 | 138 | | QD in capillary tube | WGM | 535 nm | | 2016 | 139 | | QD in capillary tube | WGM | 540 to 550 nm | | 2019 | 132 | | | F-P | 460 to 650 nm | | 2017 | 133 | | | F-P | 520 nm | | 2017 | 134 | | Flexile | F-P | 552.7 nm | | 2017 | 135 | | | F-P | 552 nm | | 2020 | 140 | | NWs | F-P | 500 to 790 nm | | 2015 | 144 | | NWs | F-P | 551, 750, 777 nm | | 2015 | 49 | | NWs and NPs | F-P | 430, 532, 550 nm | | 2016 | 55 | | NWs | F-P | 420 to 710 nm | | 2016 | 145 | | Micro/NRs | F-P | 428 to 628 nm | | 2017 | 75 | | NWs | F-P | 480 to 525 nm | 11.7 to | 2020 | 146 | | NPs | WGM | 780 nm | | 2014 | 80 | | Microdisks | WGM | 525 to 558 nm | | 2015 | 150 | | Microplatelets | WGM | 780 nm | | 2016 | 151 | | Microplates | WGM | 550 nm | | 2017 | 152 | | Triangular nanoplatelets | WGM | 780 nm | | 2019 | 148 | | Nanoplatelets | WGM | 400 to 700 nm | 2.0 to | 2016 | 149 | | NSs | WGM | 702 to 725 nm | | 2018 | 86 | | Microplates | F-P | 530, 540 nm | | 2020 | 153 | WGM | | | MSs | WGM | 425 to 715 nm | | 2017 | 100 | | MSs | WGM | 520 to 542 nm | | 2018 | 154 | | Nanocuboids | F-P | 531 nm | | 2018 | 129 | | Pyramids | F-P | 530 nm | | 2018 | 102 | | Pyramids | F-P | 720 nm | 21.56 to | 2019 | 103 | | Microwire array | F-P | 554 nm | | 2016 | 156 | | NW array | F-P | 543 nm | | 2017 | 157 | | Microplate array | WGM | 510 to 780 nm | | 2016 | 158 | | QDs array | WGM | 534 nm | | 2018 | 159 | | Microdisk array | WGM | 510 to 650 nm | | 2019 | 160 | | microrod/Al nanoparticle | SP | 540 nm | | 2017 | 172 | | nanoparticle | SP | 542 nm | | 2018 | 174 | | | SP | 550 nm | | 2021 | 164 | | | SP | 534 nm | | 2021 | 165 | | | SP | 495 to 520 nm | 2.0 mW | 2021 | 166 | | NWs | F-P | 520 nm | | 2018 | 167 | | Micro/NWs | F-P | 550 nm | | 2018 | 175 | | Nanoribbons | F-P (CW lasing) | 2.34 eV | | 2020 | 168 | | | F-P | 2.9 eV | | 2017 | 178 | | | F-P | 2.3 eV | | 2020 | 169 | | Quasi-2D perovskite flakes | F-P | 630, 663, 687 nm | | 2019 | 182 | (A: MA, Cs) | UV glue/quasi-2D perovskite/glass | F-P | 539 nm | | 2021 | 183 | | Quasi-2D perovskite on DFB | CW lasing | 553 nm | | 2020 | 171 | | 555 nm | |
|
Table 1. Lasing performance of perovskite.