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Related papers: Redox Active Cerium Oxide Nanoparticles: Current S…

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A flexible technique is developed using hydrochloric acid to modify the redox reaction between potassium permanganate and sodium nitrite in order to grow ultrafine alpha-MnO2 nanorods, hydrothermally. The nanorods grown were 10-40 nm…

Materials Science · Physics 2018-09-11 Niraj Kumar , K. Guru Prasad , Arijit Sen , T. Maiyalagan

Psoriasis is a long-term inflammatory skin disease that remains difficult to treat. In this study, we developed a new topical treatment by combining metal oxide nanoparticles: cerium oxide (CeO2), zinc oxide (ZnO), and silver (Ag), with…

Medical Physics · Physics 2025-06-03 Iqra Yousaf , Aqsa Yousaf

Recent advances in nanotechnology have led to the development of nano-electro-mechanical systems (NEMS) such as nanomechanical resonators, which have recently received significant attention from the scientific community. This has not only…

Mesoscale and Nanoscale Physics · Physics 2011-05-11 Kilho Eom , Harold S. Park , Dae Sung Yoon , Taeyun Kwon

Development of the next generations of cancer therapy modalities is currently a crucial requirement of oncology. Advances in nanotechnology are bringing us closer to the development of dual and multifunctional nanoparticles that are…

Medical Physics · Physics 2019-11-14 Enrico Catalano

In this work, we employ first-principles simulations to investigate the spin polarization of CeO$_2$-(111) surface and its impact on interactions between a ceria support and Pt nanoparticles. For the first time, we report that the…

Materials Science · Physics 2025-06-06 Byungkyun Kang , Joshua L. Vincent , Peter A. Crozier , Qiang Zhu

There is considerable interest in the pH-dependent switchable biocatalytic properties of cerium oxide nanoparticles (CeNPs) in biomedicine, where these materials exhibit beneficial antioxidant activity against reactive oxygen species at…

Materials Science · Physics 2021-04-23 Hongyang Ma , Hangjuan Ren , Zhao Liu , Pramod Koshy , Charles C. Sorrell , Judy N. Hart

CeO$_x$-based nanoforms are widely used in catalysis, or biomedical applications due to their redox activity and oxygen storage capacity. The key parameters determining their surface chemistry are the Ce$^{3+}$/Ce$^{4+}$ ratio and the…

Materials Science · Physics 2025-07-08 Klára Beranová , Kevin C. Prince , Mariana Klementová , Marek Vronka , Oleksandr Romanyuk

Differently from passive Brownian particles, active particles, also known as self-propelled Brownian particles or microswimmers and nanoswimmers, are capable of taking up energy from their environment and converting it into directed motion.…

Interfacing artificial functional materials and living neuronal tissues is at the forefront of bio-nano-technology. Attempts have been so far based onto microscale processing of metals and inorganic semiconductors as electrodes or…

The enhancement of the inherently weak optical activity of solvated molecules by superchiral fields, crucial for detecting their chirality, is a research frontier of photonics and the basis of novel chiroptical detection schemes. Here, we…

We calculated the influence of surface tension on the barriers of oxygen ionic conductivity in nanograin ceramics. Activation energy of oxygen ions diffusion via oxygen vacancies which were considered as the dilatational centers was…

Materials Science · Physics 2007-05-23 M. D. Glinchuk , P. I. Bykov , B. Hilczer

This review explores the synthesis, characterization, and therapeutic applications of zinc oxide nanoparticles (ZnO NPs) in the treatment of diabetes mellitus. The study delves into both chemical and green synthesis methods, comparing their…

Medical Physics · Physics 2024-09-10 Iqra Yousaf

Gas and moisture sensing devices leveraging the resistive switching effect in transition metal oxide memristors promise to revolutionize next-generation, nano-scaled, cost-effective, and environmentally sustainable sensor solutions. These…

We investigated cerium oxide nanoparticles of various morphologies (nanosheets, nanocubes, and nanoparticles) supported on carbon Vulcan XC-72 for the two-electron oxygen reduction reaction (ORR). It was used a continuous magnetic field…

While most of the experimental studies are dealing with partially oxidized metallic nanosolids, their behaviour is not well understood theoretically. To this end we utilized molecular dynamics simulation and charge-optimized many-body…

Materials Science · Physics 2023-02-07 Movaffaq Kateb , Andrei Manolescu

Molecular chirality plays an important role in chemistry and biology, allows control of biological interactions, affects drugs efficacy and safety, and promotes synthesis of new materials. In general, chirality manifests itself in optical…

Optics · Physics 2026-04-10 Yuanyang Xie , Alexey V. Krasavin , Anatoly V. Zayats

Applications of nanoparticles in biology require that the nanoparticles remain stable in solutions containing high concentrations of proteins and salts, as well as in cell culture media. In this work, we developed simple protocols for the…

Soft Condensed Matter · Physics 2009-07-07 B. Chanteau , J. Fresnais , J. -F. Berret

Background: Targeted radiotherapies with low-energy ions show interesting possibilities for the selective irradiation of tumor cells, a strategy particularly appropriate for the treatment of disseminated cancer. Two promising examples are…

Medical Physics · Physics 2024-09-23 Mario Alcocer-Ávila , Victor Levrague , Rachel Delorme , Étienne Testa , Michaël Beuve

Atom controlled sub-nanometer MoS$_2$ pores have been recently fabricated. Oxidative environments are of particular interest for MoS$_2$ applications in electronics, sensing and energy storage. In this work we carried out first-principles…

Materials Science · Physics 2023-01-31 Murilo Kendjy Onita , Flavio Bento de Oliveira , Andreia Luisa da Rosa

The interaction of mass-selected atomic clusters and nanoparticles with surfaces attracts strong interest in view of fundamental research and technological applications. Understanding dynamics of the deposition process is important for…

Atomic and Molecular Clusters · Physics 2021-07-12 Yannick Fortouna , Pablo de Vera , Alexey Verkhovtsev , Andrey V. Solov'yov