Results 21 to 30 of about 78,516 (314)

Enhancing Thermally Modified Wood Stability against Discoloration

, 2021
Thermal modification of wood has gained its niche in the production of materials that are mainly used for outdoor applications, where the stability of aesthetic appearances is very important. In the present research, spectral sensitivity to discoloration
Bruno Andersons, Ingeborga Andersone, Dace Cirule, Errj Sansonetti, Edgars Kuka   +4 more
core   +1 more source

Resin Cement Residue Removal Techniques: In Vitro Analysis of Marginal Defects and Discoloration Intensity Using Micro-CT and Stereomicroscopy

Dentistry Journal, 2022
The objective was to compare marginal defects and evaluate discoloration for adhesively cemented veneers in vitro when using two cement removal techniques. Twenty premolars were prepared with chamfer and borders in enamel.
Mara Gaile, Evaggelia Papia, Vita Zalite, Janis Locs, Una Soboleva   +4 more
doaj   +1 more source

Effect of Different Surface Coating Applications on The Surface Roughness and Color Stability of Resin-Based Composites: An SEM Study

Current Research in Dental Sciences
Objective: To investigate color change and surface roughness of resin-based composites treated with a surface coating agent. Methods: Forty specimens were prepared from each resin [G-ænial Posterior (microhybrid composite/GP) and SDR flow+(bulk-fill ...
Ebru Delikan, Ayşe Tuğba Ertürk-avunduk,   +1 more
doaj   +1 more source

Climate change and management of biofilms within drinking water distribution systems

Frontiers in Environmental Science, 2022
Climate change will increase the temperature of water in our drinking-water distribution systems, impacting the biofilms that grow in these vast infrastructure systems and hence the quality and safety of drinking water at the tap.
C. Calero Preciado, V. Soria-Carrasco, J. Boxall, I. Douterelo   +3 more
doaj   +1 more source

Mechanistic Study on Orpiment Pigment Discoloration Induced by Reactive Oxygen Species

Molecules
Orpiment (As2S3), a yellow mineral pigment widely used in historical artworks, undergoes degradation that seriously threatens the integrity of Dunhuang murals.
Jiaxing Sun, Zhehan Zhang, Xiaofen Chen, Qin Huang, Zhilin Bian, Wenyuan Zhang, Bomin Su, Haixia Zhang   +7 more
doaj   +1 more source

Characterization of Pork Loin Chop Color Stability Using Loin Quality Traits and Instrumental Discoloration Measures

Meat and Muscle Biology, 2022
The objective of this study was to characterize the color stability of pork loin chops using fresh quality traits and instrumental measures of discoloration. Boneless pork loins (N=484) were evaluated for quality traits at 11 or 14 d post-mortem.
Anna C. Dilger, Bailey Harsh, Dustin Boler, Kayla E Barkley, Surendranath P. Suman   +4 more
doaj   +2 more sources

Drug-Induced Discoloration of Teeth

, 2011
The problem of tooth discoloration is emerging in our society because of the poor oral hygiene, physical agents, environmental chemicals, mouth rinses, some dental procedures, general systemic conditions, and drugs.
Anita Hooda, Vijay Kumar, Arun Kumar, Janardhan Singh, Samir Dutta   +4 more
core   +1 more source

Hybrid GTAW–FCAW of 316L Stainless Steel Pipes: Influence of Oxygen Content in Baking Gas and Surface Preparation on Oxide Characteristics and Corrosion Behavior

Journal of Manufacturing and Materials Processing
This study investigates the combined effects of oxygen content in the purging gas and pre-weld surface finish on the discoloration and corrosion resistance of AISI 316L pipe joints, with relevance to pipe welding where internal cleaning is constrained ...
Mohammad Maroufkhani, Alireza Khodabandeh, Iulian Radu, Mohammad Jahazi   +3 more
doaj   +1 more source

Spectrometric analysis of intentionally stained hybrid and nanohybrid composites – An In vitro study

Journal of International Clinical Dental Research Organization, 2019
Background: This study aims to investigate the effects of different staining solutions on the color stability of hybrid composites and nanohybrid composites.
Babita Meena, Mukesh Hasija, K K Wadhwani, Deepti Wadhwa   +3 more
doaj   +1 more source

Pengaruh Pasta Gigi Ekstrak Strawberry (Fragaria x ananassa) dan Pasta Gigi Whitening Terhadap Diskolorasi Akibat Minuman Kopi Robusta

Andalas Dental Journal, 2023
Background: Tooth discoloration is a change in the colour of the teeth that can damage aesthetics and can affect a person’s confidence. Coffee is one of the factors causing extrinsic discoloration. The content of caffeine and tannins in coffee can affect
Gita Dwi Jiwanda Sovira, Dedi Sumantri, Fira Nurlaila Auliana   +2 more
doaj   +1 more source