Results 1 to 10 of about 660,054 (306)

Influence of various oiling compositions used in conservation on the physical and mechanical parameters of binding leather [PDF]

open access: yesE3S Web of Conferences, 2020
Protection of leather bindings from the influence of an unfavorable environment is one of the most important tasks of conservation. One way in which this is accomplished is by treating the leather part of an object with an oil or lubricating dressing ...
Khazova Svetlana   +2 more
doaj   +1 more source

Comparison of methods by micromycetes resistance to paint coatings and biocides [PDF]

open access: yesE3S Web of Conferences, 2020
The study of fungal resistance of five paint coatings and three biocides by different methods was carried out using both individual cultures of micromycetes and their mixtures as test cultures.
Lisitskaia Tatiana, Velikova Tatiana
doaj   +1 more source

Thermal, Rheological, Structural and Adhesive Properties of Wheat Starch Gels with Different Potassium Alum Contents

open access: yesMolecules, 2023
Wheat starch (WS) is a common adhesive material used in mounting of calligraphy and paintings. Potassium alum (PA) has indeed been used for many centuries to modify the physicochemical properties of starch.
Haibo Zhao   +4 more
doaj   +1 more source

Host Migration and Size Do Not Influence the Prevalence of Most Chewing Lice (Phthiraptera: Amblycera and Ischnocera) on Shorebirds (Aves: Charadriiformes) across the World

open access: yesDiversity, 2023
Patterns of prevalence in chewing lice (Phthiraptera) on wild birds are poorly known, as are the underlying factors that influence these patterns. Here, we analyze a data set consisting of published prevalence data of lice on shorebirds, as well as new ...
Alexandra Ashley Grossi   +5 more
doaj   +1 more source

Coevolutionary analysis of the Philopteroides Mey, 2004 (Phthiraptera: Ischnocera) parasitizing bulbuls (Passeriformes: Pycnonotidae)

open access: yesFrontiers in Ecology and Evolution, 2023
IntroductionAvian head lice comprise a diverse group of distantly related genera of lice that exhibit a strongly convergent morphology. Due to their lack of free-living stages, their strong morphological adaptations to living on the host’s head, and the ...
Mengjiao Ren   +6 more
doaj   +1 more source

An analytical study of the Huexotzinco Codex using X-ray fluorescence, fiber optic reflectance spectroscopy, and portable Fourier-transform infrared spectroscopy

open access: yesHeritage Science, 2021
The Huexotzinco Codex is one of the earliest surviving manuscripts from the early colonial period of Mexico. The codex pertains to the legal case of conquistador Hernán Cortés and contains paintings and documents detailing the seizure of Cortés’ personal
Tana Elizabeth Villafana   +2 more
doaj   +1 more source

The Google Earth Engine Mangrove Mapping Methodology (GEEMMM)

open access: yesRemote Sensing, 2020
Mangroves are found globally throughout tropical and sub-tropical inter-tidal coastlines. These highly biodiverse and carbon-dense ecosystems have multi-faceted value, providing critical goods and services to millions living in coastal communities and ...
J. Maxwell M. Yancho   +5 more
doaj   +1 more source

Cyclone Impacts on Coral Reef Communities in Southwest Madagascar

open access: yesFrontiers in Marine Science, 2022
Tropical cyclones can cause severe destruction of coral reefs with ecological consequences for reef fish communities. Ocean warming is predicted to shorten the return interval for strong tropical cyclones.
Amber L. Carter   +8 more
doaj   +1 more source

Prediction of the indoor climate in cultural heritage buildings through machine learning: first results from two field tests

open access: yesHeritage Science, 2022
Control of temperature and relative humidity in storage areas and exhibitions is crucial for long-term preservation of cultural heritage objects. This paper explores the possibilities for developing a proactive system, based on a machine-learning model ...
Christian Boesgaard   +5 more
doaj   +1 more source

Preliminary photographs and improved positives: discovering the New York Public Library’s Arctic Exploration album

open access: yesHeritage Science, 2021
In the late 19th and early 20th centuries, original photographs were sent to publishers so that they could be reproduced in print. The photographs often needed to be reworked with overpainting and masking, and such modifications were especially necessary
Elena Basso   +3 more
doaj   +1 more source

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