Exotic femtosecond nonlinear optical properties of laser ablated MoS2 quantum dots

SK Nayak, MS Ahmed, M Velpandian, P Meduri… - Optical Materials, 2024 - Elsevier
Molybdenum disulfide (MoS 2) quantum dots (QDs) of sizes 2.05–4.40 nm were synthesized
using the femtosecond pulse laser ablation in liquid (PLAL) method. The optical and ultrafast …

All-optical modulation and photonic diode based on spatial self-phase modulation in porphyrin–napthalimide molecules

SK Nayak, MS Ahmed, R Murali, B Bhavani… - Journal of Materials …, 2024 - pubs.rsc.org
Understanding the pathway of the interaction of matter and photon is essential for
optoelectronic and photonic applications. Spatial self-phase modulation (SSPM) of light in …

Ultrafast Dynamics, Optical Nonlinearities, and Chemical Sensing Application of Free-Standing Porous Silicon-Based Optical Microcavities

M Shanu, JN Acharyya, A Kuriakose… - … Applied Materials & …, 2024 - ACS Publications
The present work demonstrates the ultrafast carrier dynamics and third-order nonlinear
optical properties of electrochemically fabricated free-standing porous silicon (FS-PSi) …

Influence of a diketopyrrolopyrrole spacer on the ultrafast nonlinear optical properties and excited state dynamics of dimeric zinc porphyrin molecules

R Murali, C Biswas, SK Nayak, H Wu, X Peng… - Journal of Materials …, 2025 - pubs.rsc.org
Zinc porphyrins (ZnP) are an important class of small molecule donors that have gained
significant attention in the domain of organic photovoltaics. In this work, we investigate and …

Tuning a palladium (ii) phthalocyanine embedded hybrid electrocatalyst for the hydrogen evolution reaction

S Hadimane, S Aralekallu… - Sustainable Energy & …, 2024 - pubs.rsc.org
Energy is an essential component of life, and its production and utilization must be
compatible with the ecosystem. Hydrogen is considered a green and sustainable energy …

Alkaline-earth metal embedded expanded phthalocyanine nanosheets with direct band gap and high power conversion efficiency

C Wang, LM Yang - Journal of Materials Chemistry C, 2024 - pubs.rsc.org
In this study, the geometrical structures, electronic and optical properties of a class of novel
2D semiconducting M2Pc (M= Be, Mg, Ca, Sr and Ba) sheets have been systemically …

Adsorption and electron injection studies in N719 sensitized Ag−, Au− implanted and O2 annealed titania films

SK Vemula, SM Chelli, C Biswas, VR Soma, SSK Raavi - Optical Materials, 2024 - Elsevier
The device performance of novel solar cell configurations with porphyrin, hybrid perovskite-
based materials as sensitizers depends on the interfacial processes and engineered …

Harnessing Coherent Light–Matter Interactions for All-Optical Switching and Logic Gate Applications with Macrocyclic Phthalocyanines

SK Nayak, MS Ahmed, R Murali… - ACS Applied Optical …, 2024 - ACS Publications
The phase modulation exhibited by the coherent interaction of an intense light as it
propagates through a nonlinear optical material, imparting a considerable nonlinear phase …

Effects of Metal Phthalocyanine and Naphthalocyanine on Perovskite Solar Cells

A Suzuki, N Ohashi, T Oku, T Tachikawa… - Journal of Electronic …, 2024 - Springer
Metal phthalocyanine (MPc) and naphthalocyanine (MNc) as hole-transport materials have
the advantage of applying perovskite solar cells with excellent chemical stability. The …

Synthesis of porphyrin-phthalocyanine triple-decker arrays around a triphenylene core

SMN Alhunayhin - 2024 - ueaeprints.uea.ac.uk
Controlling the assembly of multiply functional components is important for both
development of fundamental supramolecular chemistry and in the application of complex …