Results 31 to 40 of about 100,599 (302)

Detecting 2020 Coral Bleaching Event in the Northwest Hainan Island Using CoralTemp SST and Sentinel-2B MSI Imagery

open access: yesRemote Sensing, 2021
In recent years, coral reef ecosystems have been affected by global climate change and human factors, resulting in frequent coral bleaching events. A severe coral bleaching event occurred in the northwest of Hainan Island, South China Sea, in 2020.
Bailu Liu, Lei Guan, Hong Chen
doaj   +1 more source

Skin Bleaching Among African and Afro-Caribbean Women in New York City: Primary Findings from a P30 Pilot Study

open access: yesDermatology and Therapy, 2019
Introduction The application of skin bleaching products to inhibit melanogenesis is a common practice within the African diaspora. Despite the adverse health effects of skin bleaching, rigorous studies investigating skin bleaching behavior among these ...
Emma K. T. Benn   +15 more
doaj   +1 more source

Influence of Prolonged Dental Bleaching on the Adhesive Bond Strength to Enamel Surfaces

open access: yesInternational Journal of Dentistry, 2020
The objective of this in vitro study was to assess the influence of prolonged bleaching pre- and postrestoration on the bond strength (microshear) to enamel using 4% hydrogen peroxide (PH4).
Juliana C. P. Baia   +5 more
doaj   +1 more source

Clinical evaluation of color change and tooth sensitivity with in-office and home bleaching treatments

open access: yesIndian Journal of Dental Research, 2018
Background: Among the number of vital bleaching techniques currently available to the clinicians, home bleaching and in-office bleaching are widely used in dental practice.
Athaluri Mounika   +3 more
doaj   +1 more source

The Bleaching of Flour [PDF]

open access: yesJournal of Hygiene, 1909
A case recently tried before Mr Justice Warrington (The Flour Oxidising Co., Ld.v. J. and R. Hutchinson) has brought to light, what I do not imagine is a matter of common knowledge, namely that large quantities of flour both in this country and abroad are artificially bleached in order it would appear primarily to satisfy the fancy of the public for ...
openaire   +2 more sources

Bleaching and microplastics: growing threats to coral reefs [PDF]

open access: yes, 2022
openLa tesi si concentra sulla descrizione dei fenomeni di bleaching e di diffusione delle microplastiche, e di come rappresentino delle minacce per l'ecosistema delle barriere ...
COSTANTINI, LARA
core  

Coral Bleaching Susceptibility Is Predictive of Subsequent Mortality Within but Not Between Coral Species

open access: yesFrontiers in Ecology and Evolution, 2020
Marine heat waves instigated by anthropogenic climate change are causing increasingly frequent and severe coral bleaching events that often lead to widespread coral mortality.
Shayle B. Matsuda   +9 more
doaj   +1 more source

Bleaching of Wool with Sodium Borohydride [PDF]

open access: yesJournal of Engineered Fibers and Fabrics, 2009
An untreated wool fabric was bleached both with sodium borohydride (SBH) in the presence of sodium bisulphite (SBS) solution and with a commercial H2O2 bleaching method.
Duygu Yilmazer, MSc.   +1 more
doaj  

A Japanese concept of considerations for evaluation of dental materials for tooth bleaching

open access: yesJapanese Dental Science Review, 2023
Recent advances in bleaching technology, such as bleaching ingredients, have accelerated the development of tooth whitening materials to change the color of natural teeth toward a lighter or whiter shade. Some bleaching materials are used for patients in
Michiko Kurauchi   +10 more
doaj   +1 more source

The effect of two bleaching agents on the phosphate concentration of the enamel evaluated by Raman spectroscopy: An ex vivo study

open access: yesContemporary Clinical Dentistry, 2012
Aim : The aim of this ex vivo study was to evaluate the effect of in-office bleaching agents,-35% and 38% hydrogen peroxide containing bleaching agents, on the phosphate concentration of the enamel evaluated by Raman spectroscopy. Materials and Methods :
Sokkalingam Mothilal Venkatesan   +3 more
doaj   +1 more source

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