In the first quarter of the twentieth century, one of the most significant events in physics and
chemistry was the establishment of the quantum theories of radiation, matter, and their …

Porphyrins and phthalocyanines have outstanding chemical and thermal stability. The
macrocyclic structure and chemical reactivity of tetrapyrroles offers architectural flexibility …

Functional organic materials with enhanced two‐photon absorption lead to new
technologies in the fields of chemistry, biology, and photonics. In this article we review …

The recent advances in molecular design of polymethine dyes absorbing and emitting light
in the near-infrared region are reviewed. In contrast to many publications, which concern …

This review gathers the hyperpolarizabilities of monomeric azo dyes studied by various
analytical techniques-electric-field-induced second-harmonic generation (EFISHG), hyper …

Molecular systems where several apparently equivalent charge separation pathways exist
upon photoexcitation are presented. They encompass MQn (n≥ 2) architectures, where M is …

Reflecting rapid growth in research and development on organic/polymeric electronic and
photonic materials and devices, Introduction to Organic Electronic and Optoelectronic …

Metal–organic frameworks (MOFs) are widely explored owing to their excellent nonlinear
optical (NLO) properties. However, researchers have mainly focused on designing new …

Exploring new nonlinear optical materials with excess electron character is extremely
important for promoting the application of excess electron compounds in nonlinear optics …

Benefitting from the strong intrinsic nonlinear optical (NLO) property of the individual
porphyrin molecule, the integration of porphyrin molecules into tightly aligned arrays may …