Comparing two-photon absorption of chalcone, dibenzylideneacetone and thiosemicarbazone derivatives

RS Araújo, LF Sciuti, LHZ Cocca, TO Lopes, AA Silva… - Optical Materials, 2023 - Elsevier
We compared the experimental nonlinear optical responses (NLO) of one chalcone (BCH-
1), two dibenzylideneacetone (BCH-2 and BCH-3), and two thiosemicarbazones …

Chalcone-based molecules: Experimental and theoretical studies on the two-photon absorption and molecular first hyperpolarizability

LMG Abegao, FA Santos, RD Fonseca… - … Acta Part A: Molecular …, 2020 - Elsevier
Five chalcone-based molecules denominated by C-3 ((E)-1-(4-methoxyphenyl)-3-
phenylprop-2-en-1-one), C-4 ((E)-1, 3-bis (4-methoxyphenyl) prop-2-en-1-one), C-5 ((E)-1 …

Two-photon emissive dyes based on push–pull purines derivatives: toward the development of new photoluminescence bioprobes

LH Zucolotto Cocca, LMG Abegão… - The Journal of …, 2020 - ACS Publications
Fluorescent organic molecules have received great attention due to their largest
applications, for example, in DNA and RNA spectroscopies studies, development of new …

Nonlinear Optical Materials: Predicting the First-Order Molecular Hyperpolarizability of Organic Molecular Structures

FA Santos, CER Cardoso, JJ Rodrigues Jr, L De Boni… - Photonics, 2023 - mdpi.com
Experimental nonlinear optics (NLO) is usually expensive due to the high-end photonics and
electronic devices needed to perform experiments such as incoherent second harmonic …

Silicon photomultiplier current and prospective applications in biological and radiological photonics

M Stagliano, F d'Errico, L Abegão… - EPH-International Journal …, 2018 - ephijse.com
The detection of low-intensity light is a crucial issue in many aspects of science and
technology. So far, the solution has involved extremely delicate and somewhat bulky …

Benzenesulfonyl incorporated chalcones: Synthesis, structural and optical properties

JMF Custodio, F Gotardo, WF Vaz… - Journal of Molecular …, 2020 - Elsevier
Although the optical properties and applicability of chalcones as potential nonlinear optical
(NLO) materials is well known, hybrids having both chalcone and sulfonamide portions are …

3-arylthioimidazo [1, 2-a] pyridine derivatives: A theoretical and experimental study of its photophysical properties

LHZ Cocca, AG Pelosi, JVP Valverde… - … of Photochemistry and …, 2023 - Elsevier
The optical properties of imidazo [1, 2-a] pyridines possessing various arylthiol substituents
at position 3 are described for the first time. Several optical spectroscopy studies were …

First molecular electronic hyperpolarizability of series of π-conjugated oxazole dyes in solution: An experimental and theoretical study

LMG Abegao, RD Fonseca, FA Santos, JJ Rodrigues… - RSC …, 2019 - pubs.rsc.org
In this work, we report the experimental and theoretical first molecular electronic
hyperpolarizability (βHRS) of eleven π-conjugated oxazoles compounds in toluene medium …

Bromo-and chloro-derivatives of dibenzylideneacetone: Experimental and theoretical study of the first molecular hyperpolarizability and two-photon absorption

FA Santos, LMG Abegão, RD Fonseca… - … of Photochemistry and …, 2019 - Elsevier
This work reports the study of the second-and third-order nonlinear optical properties of two
dibenzylideneacetone derivatives:(1E, 4E)-1, 5-bis (4-bromophenyl) penta-1, 4-dien-3-one …

[PDF][PDF] Computational and spectral discussion of some substituted chalcone derivatives

VS Vadivoo, CV Mythili… - Biointerface …, 2021 - biointerfaceresearch.com
The substituted chalcone derivatives 1–7 have been synthesized, and spectroscopic
characterization were done as done using the experimental FT-IR, UV-Vis, GC-MS, 1D NMR …