Results 141 to 150 of about 2,265,931 (285)

Supercritical fluid extraction from guava (Psidium guajava) leaves: Global yield, composition and kinetic data

open access: yes, 2015
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)The aim of this work was to obtain guava leaf extracts using supercritical fluid extraction. The use of ethanol and isopropyl alcohol as co-solvents was evaluated.
Moura, PM   +3 more
core   +1 more source

Supercritical Fluid Extraction [PDF]

open access: yes, 2014
A.P. Sánchez-Camargo   +3 more
  +4 more sources

Exploring the Potential of Supercritical Fluid Extraction of Matricaria chamomilla White Ray Florets as a Source of Bioactive (Cosmetic) Ingredients. [PDF]

open access: yesAntioxidants (Basel), 2023
Pastare L   +8 more
europepmc   +1 more source

The SIR Model in a Moving Population: Propagation of Infection and Herd Immunity

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 11, Page 2375-2429, November 2026.
ABSTRACT In a collection of particles performing independent random walks on Zd$\mathbb {Z}^d$ we study the spread of an infection with SIR dynamics. Susceptible particles become infected when they meet an infected particle. Infected particles heal and are removed at rate ν$\nu$.
Duncan Dauvergne, Allan Sly
wiley   +1 more source

Nanosized Graphene‐Based Hybrid Architectures for Combating Microplastic Pollution From Water: Materials Design, Mechanisms, and Applications

open access: yesApplied Research, Volume 5, Issue 5, October 2026.
Graphene hybrid architectures (GHAs) have emerged as promising materials for addressing microplastic pollution. Exceptional surface area, tunable chemistry, and synergistic functionalities play key role in GHAs. This review highlights recent advancements in GHAs for microplastic removal, emphasizing their mechanisms, efficiency, and future ...
Chirasmayee Mohanty   +2 more
wiley   +1 more source

Advances in Chitosan Nanoparticles: A Comprehensive Review of Properties, Synthesis, Characterization, Multidisciplinary Applications, and Future Perspectives

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 33, September 5, 2026.
This review highlights the synthesis of chitosan nanoparticles from natural sources, the thorough characterization of them, and use of microscopic and spectroscopic methods. It emphasizes that it has some indispensable properties such as being non‐toxic, antimicrobial, and capable of controlled drug release.
Mariam Sohail Mansoor   +6 more
wiley   +1 more source

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