Design of Water–Soluble Rotaxane-Capped Superparamagnetic, Ultrasmall Fe3O4 Nanoparticles for Targeted NIR Fluorescence Imaging in Combination with …

RS Das, D Maiti, S Kar, T Bera… - Journal of the …, 2023 - ACS Publications
Integrating an NIR fluorescent probe with a magnetic resonance imaging (MRI) agent to
harvest complementary imaging information is challenging. Here, we have designed water …

End-capped engineering of Quinoxaline core-based non-fullerene acceptor materials with improved power conversion efficiency

S Ali, MS Akhter, M Waqas, H Zubair, HN Bhatti… - Journal of Molecular …, 2024 - Elsevier
Improving the light-harvesting efficiency and boosting open circuit voltage are crucial
challenges for enhancing the efficiency of organic solar cells. This work introduces seven …

Electronically excited states in cylindrical molecular aggregates: Exciton delocalization, dynamics, and optical response

TLC Jansen, LM Günther, J Knoester… - Chemical Physics …, 2024 - pubs.aip.org
For almost 100 years molecular aggregates have attracted considerable scientific attention,
because their electronically excited states feature interesting collective effects that result in …

Directional Exciton Diffusion, Measured by Subpicosecond Transient Absorption as an Explanation for Squaraine Solar Cell Performance

TJ Wiegand, JS Sandoval, JA Cody… - The Journal of …, 2024 - ACS Publications
Organic photovoltaic devices have improved dramatically, and small molecular systems with
simple synthesis such as squaraines are prime candidates for cost-effective …

[HTML][HTML] Energetic disorder dominates optical properties and recombination dynamics in tin-lead perovskite nanocrystals

D Wang, Y Li, Y Yang, C Ding, Y Wei, D Liu, H Li, H Bi… - eScience, 2025 - Elsevier
Tin-lead alloyed perovskite nanocrystals (PNCs) offer a promising pathway toward low-
toxicity and air-stable light-emitting devices. However, substantial energetic disorder has …

Tunable non-Kasha behaviors and excited-state dynamics of quadrupolar squaraine aggregates

N Zhang, L Liu, H Chang, K Liu, T Liu… - The Journal of …, 2023 - ACS Publications
Versatile coupling theories have been developed for rationalizing unusual aggregation
phenomena of multipolar chromophores. Here, diverse excitonic couplings of a quadrupolar …

Azulene‐Containing Bis (squaraine) Dyes: Design, Synthesis and Aggregation Behaviors

Y Yao, X Sun, Z Zhang, H Yu, X Yang… - … A European Journal, 2024 - Wiley Online Library
The relationship among chemical structure, physicochemical property and aggregation
behavior of organic functional material is an important research topic. Here, we designed …

A marvel of chiral squaraine aggregates: chiroptical spectra beyond the exciton model

D Giavazzi, MF Schumacher, L Grisanti… - Journal of Materials …, 2023 - pubs.rsc.org
Squaraines are quadrupolar molecular dyes forming aggregates with remarkable structure-
correlated excitonic properties within the visible to near-infrared spectral range. Upon chiral …

Targeted NIR Fluorescent Mechanically Interlocked Molecules-Peptide Bioconjugate for Live Cancer Cells Submitochondrial Stimulated Emission Depletion Super …

S Kar, RS Das, T Bera, S Das, A Mukherjee… - Bioconjugate …, 2025 - ACS Publications
Herein, a water-soluble, ultrabright, near-infrared (NIR) fluorescent, mechanically
interlocked molecules (MIMs)-peptide bioconjugate is designed with dual targeting …

Crystallographic models of ribbons and ribbon-based J-aggregate nanotubes from the geometry of tube ends

VV Prokhorov, KA Prusakov, SI Pozin… - Physical Chemistry …, 2024 - pubs.rsc.org
Self-assembly into tubular structures typically proceeds by helical winding of ribbon
intermediates, however, only the central parts of the tubes, that retain no information on the …