Two-photon absorption: an overview of measurements and principles
The range of organic compounds whose degenerate two-photon absorption (2PA) spectrum
has been reported has increased rapidly in recent years, in parallel with the growing interest …
has been reported has increased rapidly in recent years, in parallel with the growing interest …
Observations on the measurement of two-photon absorption cross-section
We have measured two-photon absorption (TPA) cross-sections of four organic molecules in
solution. The data show that the nonlinear transmission method without consideration of …
solution. The data show that the nonlinear transmission method without consideration of …
Two-photon absorption standards in the 550–1600 nm excitation wavelength range
We present absolute two-photon absorption (2PA) spectra of 15 commercial organic dyes
covering an extended range of excitation wavelengths, 550-1600 nm. The 2PA is measured …
covering an extended range of excitation wavelengths, 550-1600 nm. The 2PA is measured …
High-accuracy reference standards for two-photon absorption in the 680–1050 nm wavelength range
S de Reguardati, J Pahapill, A Mikhailov… - Optics …, 2016 - opg.optica.org
Degenerate two-photon absorption (2PA) of a series of organic fluorophores is measured
using femtosecond fluorescence excitation method in the wavelength range, λ_2PA= 680 …
using femtosecond fluorescence excitation method in the wavelength range, λ_2PA= 680 …
Resonant enhancement of two-photon absorption in substituted fluorene molecules
The degenerate and nondegenerate two-photon absorption 2PA spectra for a symmetric
and an asymmetric fluorene derivative were experimentally measured in order to determine …
and an asymmetric fluorene derivative were experimentally measured in order to determine …
Effects of π centers and symmetry on two-photon absorption cross sections of organic chromophores
We have theoretically examined a series of organic molecules that exhibit large two-photon
absorption cross sections in the visible region and that have been synthesized in different …
absorption cross sections in the visible region and that have been synthesized in different …
Generalized few-state models for two-photon absorption of conjugated molecules
We present three-and four-state models for two-photon absorption (TPA) cross-sections
generalized to include dipolar direction information and polarization effects of the laser …
generalized to include dipolar direction information and polarization effects of the laser …
Two-photon absorption properties of symmetric substituted diacetylene: drastic enhancement of the cross section near the one-photon absorption peak
K Kamada, K Ohta, Y Iwase, K Kondo - Chemical Physics Letters, 2003 - Elsevier
Two-photon absorption (TPA) spectra are presented for newly synthesized bis (pyridylstyryl)-
substituted diacetylene and related methyl triflate derivatives. The TPA cross section of a …
substituted diacetylene and related methyl triflate derivatives. The TPA cross section of a …
Role of dimensionality on the two‐photon absorption response of conjugated molecules: the case of octupolar compounds
A comparative study of the two‐photon absorption (TPA) properties of octupolar compounds
and their dipolar one‐dimensional counterparts is presented on the basis of correlated …
and their dipolar one‐dimensional counterparts is presented on the basis of correlated …
p-Bis (o-methylstyryl) benzene as a power-squared sensor for two-photon absorption measurements between 537 and 694 nm
SM Kennedy, FE Lytle - Analytical Chemistry, 1986 - ACS Publications
As a result of the mode noise of common dye lasers em-ployed In the accumulation of two-
photon spectral data, band shapes and peak heights are most often source dependent. If …
photon spectral data, band shapes and peak heights are most often source dependent. If …