Abstract Magnetic hyperthermia (MHT) and photothermal therapy (PTT) are emergent state‐of‐the‐art modalities for thermal treatment of cancer. While their mechanisms action have distinct physical bases, both approaches rely on nanoparticle‐mediated remote onset thermotherapy. Yet, the two heating techniques interchangeable? Here, obtained either with MHT or PTT is compared. The assessed in environments involves a set nanomaterials differing shape (spheres, cubes, stars, shells, rods) as well...

Innovative synthesis routes revolutionized nanomaterial combination and design possibilities resulting in a new generation of fine-tuned nanoparticles featuring exquisite shape constitution control.However, there is still room for improvement when it comes to the development multi-functional nanoparticle agents merging plurality therapeutic functions tackle tumors simultaneously by synergic mechanisms.Herein, we report an optimized nanohybrid cancer tri-therapy maghemite (γ-Fe2O3)...

The application of microfluidics in chemistry has gained significant importance the recent years. Miniaturized platforms provide controlled fluid transport, rapid chemical reactions, and cost-saving advantages over conventional reactors. have been clearly established field analytical bioanalytical sciences organic synthesis. It is less true inorganic materials science; however it mostly used for separation selective extraction metal ions. Microfluidics science mainly improvement nanoparticle...

A millimetric coaxial flow device operating under laminar has been designed to study the synthesis of iron oxide nanoparticles in a millichannel where rate different reagents adjusted all over experiments so that magnetic and stable colloidal particles with size less than 7 nm have prepared continuously.

Significance Naturally occurring magnetic nanoparticles have been detected in human cells; however, their origin and role remain unknown. In the present paper, observation of long-term transformations man-made internalized stem cells displays a mechanism regarding assimilation. Indeed, are first degraded by cells, then new synthesized situ from released iron. This “remagnetization” phenomenon is observed under specific pathways only, involves ferritin protein, seems linked to detoxification...

Despite their highly efficient plasmonic properties, gold nanoparticles are currently preferred to silver for biomedical applications such as photothermal therapy due high chemical stability in the biological environment. To confer protection while preserving we allied advantages of both materials and produced hybrid made an anisotropic nanoplate core coated with a frame gold. The efficiency these (Ag@AuNPs) photothermia was compared monometallic nanoplates (AgNPs) or nanostars (AuNPs)....

The photothermal use of iron oxide magnetic nanoparticles (NPs) is becoming more and popular documented. Herein, we compared the (PT) therapy potential versus hyperthermia (MHT) modality nanospheres, largely used in biomedical field multicore nanoflowers known among best nanoheaters. NPs were imaged using transmission electron microscopy their optical properties characterized by UV-Vis-NIR-I-II before oxidation (magnetite) after to maghemite. efficiency all MHT PT preferred second...

Upon photo-stimulation, some materials such as semiconductors can result in the generation of heat through photothermal effect. The generated be used nanomedicine for example cancer therapy. response to photostimulation and resulting photothermia modulated addition defects case semiconductors, at heart this review. Based on observation that nanoheat is catalysis biomedical photothermia, we present here a summary recent works both disciplines explore nanoengineering local atomic defects, most...

Coupled microreactors allow fast, continuous, multistep synthesis of the title compound. Thus, grafting with APTES is carried out in microreactor I, mixing sol–gel TEOS and labeled Rhodamine B isothiocyanate (RITC) II, coating III. This technique opens way to developing a lab-on-a-chip platform for nanoparticle synthesis.

Electrochemical measurements and numerical simulations are employed to understand the chemical communication between liposomes prepared in microfluidics encapsulating a oscillator.

Multifunctional nanoparticles such as magneto‐plasmonic nanohybrids are rising theranostic agents. However, little is yet known of their fate within the cellular environment. In order to reach an understanding biotransformations, reliable metrics for tracking and quantification materials properties during intracellular journey needed. this study, long‐term (one month) followed stem‐cell spheroids used tissue replicas. A set magnetic (magnetization) thermal (magnetic hyperthermia,...

Photothermal therapy is gathering momentum. In order to assess the effects of encapsulation individual or clustered superparamagnetic iron oxide nanoparticles (SPIONs) on nanoparticle light-to-heat conversion, we designed and tested SPIONs encapsulated within a silica shell. Our study compared both photothermia magnetic hyperthermia, it involved as well silica-encapsulated SPIONs. While, expected, SPION clustering reduced heat generation in shell improved heating photothermia.

Magnetite and maghemite multicore nanoflowers (NFs) synthesized using the modified polyol-mediated routes are to date among most effective nanoheaters in magnetic hyperthermia (MHT). Recently, magnetite NFs have also shown high photothermal (PT) performances desired second near-infrared (NIR-II) biological window, making them attractive field of nanoparticle-activated thermal therapies. However, what makes efficient heating agents both modalities still remains an open question. In this work,...

Despite efforts in producing nanoparticles with tightly controlled designs and specific physicochemical properties, these can undergo massive nano-bio interactions bioprocessing upon internalization into cells. These transformations generate adverse biological outcomes premature loss of functional efficacy. Hence, understanding the intracellular fate is a necessary prerequisite for their introduction medicine. Among nanomaterials devoted to theranostics copper sulfide (CuS), which provides...

We report results of a comprehensive study the wetting properties sessile drops ferrofluid water solutions at various concentrations deposited on flat substrates and subjected to action permanent magnets different sizes strengths. The amplitude gradient magnetic field experienced by are changed varying their distance surface. Magnetic forces up 100 times gravitational one gradients 1 T/cm achieved. A rich phenomenology is observed, ranging from flattened caused attraction extended normally...

In this paper, we report on the design, production and in depth characterization of nanoformulations based Kraft lignin for delivering neem oil capsaicin as insect repellents. The procedure...

The study of interactions between biomimetic membranes and micron-sized particles is crucial for understanding various biological processes. Here, we control microparticle spontaneous engulfment by giant lipid vesicles tuning particle surface charge, exploring regimes from negligible to strong adhesion. We focus our attention on dissipative phenomena at the micron- nanoscales, occurring when a wrapped vesicle bilayer or diffuses lipid-monolayer interface droplet. For membrane bilayers,...

The growing global demand for electricity necessitates efficient renewable energy solutions, with photovoltaic (PV) systems emerging as a prominent candidate. This study presents novel hybrid Maximum Power Point Tracking (MPPT) algorithm that integrates the Artificial Bee Colony (ABC) optimization method Incremental Conductance (IC) technique, ensuring 100% accurate identification of Global (GMPP) under partial shading conditions. Unlike standalone MPPT methods, proposed approach leverages...

Microfluidic synthesis is used to form nanoparticles by separate nucleation and growth processes using two microreactors (see picture) operating under different temperature flow conditions. Ferrihydrite precipitated in the first microreactor are aged continuous a second microtubular reactor, leading goethite nanoparticles. TMAOH = tetramethylammonium hydroxide.

High quality CoFe2O4 nanoparticles were synthesized only in 16 min, continuously two coupled microreactors. The first microreactor induced the fast homogenization of reagents mixture at ambient temperature so Fe3+ and Co2+ hydroxides precipitate, while a second heated 98 °C allowed aging evolution amorphous into faceted crystalline CoFe2O4.