Results 111 to 120 of about 167,359 (326)

Optimization of antimicrobial efficiency of silver nanoparticles against three oral microorganisms in irreversible hydrocolloid impressions

open access: yesIranian Journal of Microbiology, 2021
Background and Objectives: Silver nanoparticles (Ag-NPs) are potent antimicrobial agents, which have recently been used in dentistry. The aim of the current study was to optimize antimicrobial activity of Ag-NPs used in preparing irreversible ...
Ahmad Jafari   +5 more
doaj  

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Veneers in Prosthodontics: A Comprehensive Review on Evolution, Techniques, and Advancements

open access: yes
Esthetics in dentistry has become a primary motivation for patients seeking to enhance their smiles, driven by advancements in science and technology. Veneers offer a conservative technique to improve the appearance of teeth, allowing for modifications ...
Bekkem, Divya, Reddy, N Simhachalm
core   +1 more source

The effect of rinsing time periods on wettability of elastomeric impression materials: in vitro study

open access: yesActa Odontologica Turcica, 2016
OBJECTIVE: The aim of this study was to determine whether different rinsing time periods affected the wettability of polymerized elastomeric impression materials. MATERIALS AND METHOD: Panasil Contact Plus (PCP), Panasil Contact Non-Surfactant (PCNS),
Özlem Acar, Selim Erkut
doaj   +1 more source

Mesoporous Silica Nanoparticles in Biomedicine: Advances and Prospects

open access: yesAdvanced Materials, EarlyView.
Mesoporous silica nanoparticles offer unique properties like high surface area, tunable pores, and functionalization. They excel in drug delivery, tissue engineering, and stimuli‐responsive therapies, enabling targeted and controlled treatments. With roles in cancer therapy and diagnostics, their clinical translation requires addressing challenges in ...
Miguel Manzano, María Vallet‐Regí
wiley   +1 more source

Second‐Harmonic Hyper‐Mie Optical Activity Enables Closed‐Loop Chiral Photochemistry

open access: yesAdvanced Materials, EarlyView.
Nonlinear chiral photochemistry is demonstrated in CdTe/CdO nanohelices, where circularly polarized infrared light both drives and tracks photo‐oxidation via second‐harmonic scattering. This closed‐loop process reveals real‐time structural evolution, including shell fracturing and core exposure, accompanied by a transition from hyper‐Mie to hyper ...
Hoyeon Choi   +6 more
wiley   +1 more source

Evaluation of the effect of storage time and disinfectant solutions on the dimensional accuracy of impression materials with digital radiography

open access: yes, 2019
Background. The dimensional accuracy of impression materials has been evaluated for a long time, but thus far, digital radiography has not been used for this purpose.
Ozdemir, Hatice, Pekince, Kader Azlag
core   +1 more source

Engineered Heparinized GQDS/HPEI–Polyamide Membrane for Bilirubin Removal via One Step Anti Coagulation

open access: yesAdvanced Materials Interfaces, EarlyView.
A multifunctional heparinized polyamide membrane embedded with graphene quantum dots (GQDs) and hyperbranched polyethyleneimine (HPEI) is engineered for efficient bilirubin removal via a one‐step anticoagulation–adsorption process. The membrane demonstrates enhanced hemocompatibility, prolonged clotting times, and high bilirubin adsorption capacity ...
Abdur Rehman Mushtaq Ahmad   +6 more
wiley   +1 more source

Interface‐Engineered Binary Framework Composites: Advancing Porous Materials for Precision Medicine

open access: yesAdvanced Materials Interfaces, EarlyView.
Binary framework composites integrate two complementary porous architectures into a unified platform, enabling multifunctional design, enhanced structural tunability, and improved physicochemical performance. By combining high surface area, ordered porosity, interfacial synergy, and versatile functionalization, these hybrid materials offer new ...
Navid Rabiee   +3 more
wiley   +1 more source

Comparison for Physical and Mechanical Properties of Dental Rubber Impression Materials

open access: yes, 2013
The purpose of this study was to measure and compare the important physical and mechanical properties of dental rubber impression materials. Detail reproduction test, test for compatibility with gypsum, elastic recovery test, strain-in-compression test ...
권재성   +3 more
core  

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