Results 31 to 40 of about 8,741 (218)

Supra and subgingival application of antiseptics or antibiotics during periodontal therapy

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Periodontal diseases (gingivitis and periodontitis) are characterized by inflammatory processes which arise as a result of disruption of the balance in the oral ecosystem. According to the current S3 level clinical practice guidelines, therapy of patients with periodontitis involves a stepwise approach that includes the control of the patient ...
Elena Figuero   +5 more
wiley   +1 more source

Solvent-mediated extraction of fatty acids in bilayer oil paint models: a comparative analysis of solvent application methods

open access: yesHeritage Science, 2019
The impact of solvent exposure on oil paintings and the differences between solvent application methods are longstanding topics in cleaning studies. Solvent exposure is ideally kept to a minimum, because solvent swelling can lead to the extraction and ...
Lambert Baij   +10 more
doaj   +1 more source

Metal Soap Membranes for Gas Separation [PDF]

open access: yesAdvanced Functional Materials, 2020
AbstractMetal soaps or metal alkanoates are metal–organic complexes held together with metal cations and the functional groups of hydrocarbon chains. They can be synthesized at a high yield by simply mixing the metal and organic sources, forming crystalline frameworks with diverse topology, and have been studied in the past because of their rich ...
Liu, Qi   +5 more
openaire   +2 more sources

Polarization Dynamics in Ferroelectrics: Insights Enabled by Machine Learning Molecular Dynamics

open access: yesAdvanced Science, EarlyView.
Machine learning molecular dynamics is presented as a route to capture polarization switching, domain wall kinetics, topological polar textures, and polar mechanical coupling beyond the limits of conventional atomistic methods. This Perspective surveys recent progress and identifies key methodological directions, including long‐range electrostatics ...
Dongyu Bai   +3 more
wiley   +1 more source

Infrared chemical mapping of degradation products in cross-sections from paintings and painted objects

open access: yesHeritage Science, 2019
Paintings and painted objects are quite susceptible to degradation, as paint layers are usually composed of complex mixtures of materials that can participate in chemical degradation processes.
Eric J. Henderson   +3 more
doaj   +1 more source

Lithium Niobate Electro‐Optic Photonic Processor for Variational Quantum Eigensolver

open access: yesAdvanced Science, EarlyView.
An integrated lithium‐niobate‐on‐insulator ququart processor implements an electro‐optically controlled photonic variational quantum eigensolver using single photons encoded in four path modes. Bell‐basis‐emulating ququart projective measurements reduce measurement settings while achieving chemical‐accuracy‐level molecular‐energy estimation.
Jinil Lee   +11 more
wiley   +1 more source

Comparative study of the physicochemical, antimicrobial and stability properties of silver, copper and zinc nanoparticle soaps

open access: yesDiscover Chemistry
This study presents a comparative evaluation of green-synthesized silver (AgNP), copper (CuNP), and zinc (ZnNP) nanoparticle-based soaps, using a commercial formulation (Soap A) as a benchmark.
Aliyu Shehu   +2 more
doaj   +1 more source

Quality and safety investigation of commonly used topical cosmetic preparations

open access: yesScientific Reports, 2022
Cosmetic and personal care products are considered an essential part of our daily care routine; hence, these products must be stable and safe for human use. This study aimed to assess the quality and safety of the most common cosmetic preparations.
May Almukainzi   +4 more
doaj   +1 more source

Mesoporous PU/PEDOT:PSS Electrodes Reveal Population‐Level Stochastic Bioelectrical Dynamics in Marine Diatoms

open access: yesAdvanced Science, EarlyView.
Mesoporous mixed ionic‐electronic PU/PEDOT: PSS electrodes enable label‐free detection of stochastic extracellular bioelectrical dynamics in living Phaeodactylum tricornutum. Living diatoms actively modulate interfacial ionic dynamics, establishing stochastic electrochemical noise as a sensitive probe of microbial bioelectrochemical activity and a new ...
David M. S. Silva   +7 more
wiley   +1 more source

An Investigation on the Industrial Wastewater in Tehran Province [PDF]

open access: yesآب و فاضلاب, 2005
During 1994 to 1999  a research program titled “A qualitative and quantitative review of industrial wastewater in Tehran province”  was done . This article presents the most important results obtained from this study .
Ali Torabian, Maryam Mahjouri
doaj  

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