Results 31 to 40 of about 1,553 (260)

Bias‐Free Highly Efficient and Stable Dye‐Sensitized Photoelectrochemical Cells via Cascade Charge Transfer

Advanced Functional Materials, EarlyView.
A buried‐junction DSPEC design is introduced that leverages cascade charge transfer to enhance efficiency, stability, and versatility. This approach facilitates effective charge transfer and minimizes recombination losses, leading to significant improvements.
Jun‐Hyeok Park, Kyounglim Kim, Jinyoung Lee, Sarang Kim, Gwangsu Yoon, So Yeon Yoon, Jeong Kyeong Lee, Ji‐Wook Jang, Tae‐Hyuk Kwon   +8 more
wiley   +1 more source

Surface morphology alterations in bovine dentin exposed to different bleaching agents

Brazilian Journal of Oral Sciences, 2015
Aim: This study evaluated the morphological changes caused by internal bleaching agents on dentin surface. Methods: Twenty crowns of bovine incisors were cut into slabs that were randomly distributed in six experimental groups (n = 5), according to the ...
Juliana Nascimento Santos, Daniel Pinto de Oliveira, Fábio Roberto Dametto, Brenda Paula Figueiredo de Almeida Gomes, Alexandre Augusto Zaia, José Flávio Affonso de Almeida, Caio Cezar Randi Ferraz   +6 more
doaj   +1 more source

Comparative assessment of the efficacy of low concentration bleaching agents using quantitative light induced fluorescence in removing stains: An In vitro study

Journal of Indian Society of Pedodontics and Preventive Dentistry, 2022
Background: Tooth discoloration has become a common esthetic problem in recent years. Removal of stains by bleaching is well-documented. Low concentration home bleaching products are available in market in different forms and concentrations. Aim: The aim
Aiswarya Balakrishnan, Nandlal Bhojraj, Raghavendra Shanbhog, K P Ashwini   +3 more
doaj   +1 more source

Supraparticles Composed of Graphitic Carbon Nitride Nanoparticles and Silica‐Supported Horseradish Peroxidase as Customizable Hybrid Catalysts for Photo‐Biocatalytic Cascade Reactions in Continuous Flow

Advanced Functional Materials, EarlyView.
Herein presented supraparticles combine the nanoparticulate photocatalyst graphitic carbon nitride with the enzyme horseradish peroxidase, which is immobilized on silica nanoparticles. In an optimized compatibility range, both catalysts operate effectively within the hybrid supraparticles and catalyze a cascade reaction consisting of the photocatalytic
Bettina Herbig, Egzon Cermjani, Doris Hanselmann, Johannes Prieschl, Angelika Schmitt, Michael S. Moritz, Christian Papp, Greta Nölke, Stefano Di Fiore, Christoph Deckers, Thomas H. Rehm, Susanne Wintzheimer   +11 more
wiley   +1 more source

A comparative evaluation of efficacy of commercially available bleaching agents in non-vital teeth: An in vitro study

Saudi Endodontic Journal, 2015
Aim : The aim of the study was to evaluate and compare the efficacy of commercially available three bleaching agents when used internally or by internal-external method in non-vital teeth.
Rakesh Mittal, Ashima Garg Sood, Meenu G Singla, Devika Dhawan   +3 more
doaj   +1 more source

Metal–Organic Frameworks for Gaseous Pollutant Management: From Capture to Neutralization and Reutilization

Advanced Functional Materials, EarlyView.
This review maps how MOFs can manage hazardous gases by combining adsorption, neutralization, and reutilization, enabling sustainable air‐pollution control. Covering chemical warfare agent simulants, SO2, NOx, NH3, H2S, and volatile organic compounds, it highlights structure‐guided strategies that boost selectivity, water tolerance, and cycling ...
Yuanmeng Tian, Zeyu Tao, Kaikai Ma, Xiaoliang Wang, Bo Yu, Yiu Wan Yip, Zhijie Chen, Jin Shang, Bin Fei   +8 more
wiley   +1 more source

The differences of tooth density changes in the applications of 45% carbamide peroxide PF and 38% hydrogen peroxide PF as dental bleaching agents and after the application of 1.2% acidulated phosphoric fluoride

Padjadjaran Journal of Dentistry, 2010
The changes of tooth density is caused by the dissolutions of mineral enamel (demineralization) by bleaching agent. The purpose of this research was intended to know tooth density changes after the application of bleaching agent using 45% carbamide ...
Devriza Jurnalis, Setiawan Natasasmita, Endang Sukartini   +2 more
doaj   +1 more source

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

Advanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Reproductive effects of prepubertal exposure to 35 % carbamide peroxide in female Wistar rats

Endocrine and Metabolic Science
Carbamide peroxide is a tooth-whitening agent present in home-based products or carefully applied by dental health professionals. It has been shown to cause several adverse reactions however, its effects on the development of reproductive organs and ...
Olugbemi T. Olaniyan, Olorunsola I. Adeyomoye, Femi Adebayo, Charles O. Adetunji, Gloria Okotie   +4 more
doaj   +1 more source

The effect of different bleaching materials on the solubility of enamel

Medicine Science, 2017
In this research, the effect of three bleaching materials, 20% carbamide peroxide, 35% carbamide peroxide and 38% hydrogen peroxide on the solubility of enamel is examined.
Hatice Akinci Cansunar, Yegane Guven, Ferda Dogan   +2 more
doaj   +1 more source