scholarly journals Sustainability in art conservation: a novel bio-based organogel for the cleaning of water sensitive works of art

2018 ◽  
Vol 90 (2) ◽  
pp. 239-251 ◽  
Author(s):  
Silvia Prati ◽  
Francesca Volpi ◽  
Raffaella Fontana ◽  
Paola Galletti ◽  
Loris Giorgini ◽  
...  

Abstract Organo- and hydrogels have been proposed in the restoration field to treat different types of surfaces. The possibility to retain solvents and to have a controlled and superficial action allowed to use these materials for the removal of very thin layers applied on ancient historical objects, when the under paint layers are particularly delicate and water sensitive. In the last years, an increased attention has been devoted to the proposal of more healthy products to guarantee the safeguard of the operators. Few attention has been devoted to the development of green methods which foresee the use of renewable and biodegradable materials. The aim of this paper is to test a green organo-gel for the cleaning of water sensitive surfaces like varnished egg tempera paintings. The gel has been tested experimented on mock ups varnished with natural and synthetic materials and has been validated on a small portion of a Cimabue painting for the removal of two varnishes applied on two different test areas of the painting.

Author(s):  
Vera P. Vikulova

One of main events of the jubilee year was the opening of Gogol’s Museum, first in Russia. Museum holds authentic historical objects and works of art as well as things belonging to Gogol. Museum Collection counts over thousand and a half items and contains unique collections of art materials, rare books and documents, staff and photo materials. Official opening of the museum was held on March 27, 2009.


1977 ◽  
Vol 7 (2) ◽  
pp. 327-340 ◽  
Author(s):  
Denis Dutton

If a catalogue were made of terms commonly used to affirm the adequacy of critical interpretations of works of art, one word certain to be included would be “plausible.” Yet this term is one which has received precious little attention in the literature of aesthetics. This is odd, inasmuch as I find the notion of plausibility central to an understanding of the nature of criticism. “Plausible” is a perplexing term because it can have radically different meanings depending on the circumstances of its employment. ln the following discussion, I will make some observations about the logic of this concept in connection with its uses in two rather different contexts: the context of scientific inquiry on the one hand, and that of aesthetic interpretation on the other. In distinguishing separate senses of “plausible,” I shall provide reason to resist the temptation to imagine that because logical aspects of two different types of inquiry—science and criticism—happen to be designated by the same term, they may to that extent be considered to have similar logical structures.


Materials ◽  
2019 ◽  
Vol 12 (23) ◽  
pp. 4005 ◽  
Author(s):  
Angelats Lobo ◽  
Ginestra

The classic cell culture involves the use of support in two dimensions, such as a well plate or a Petri dish, that allows the culture of different types of cells. However, this technique does not mimic the natural microenvironment where the cells are exposed to. To solve that, three-dimensional bioprinting techniques were implemented, which involves the use of biopolymers and/or synthetic materials and cells. Because of a lack of information between data sources, the objective of this review paper is, to sum up, all the available information on the topic of bioprinting and to help researchers with the problematics with 3D bioprinters, such as the 3D-Bioplotter™. The 3D-Bioplotter™ has been used in the pre-clinical field since 2000 and could allow the printing of more than one material at the same time, and therefore to increase the complexity of the 3D structure manufactured. It is also very precise with maximum flexibility and a user-friendly and stable software that allows the optimization of the bioprinting process on the technological point of view. Different applications have resulted from the research on this field, mainly focused on regenerative medicine, but the lack of information and/or the possible misunderstandings between papers makes the reproducibility of the tests difficult. Nowadays, the 3D Bioprinting is evolving into another technology called 4D Bioprinting, which promises to be the next step in the bioprinting field and might promote great applications in the future.


2020 ◽  
Vol 8 (12) ◽  
pp. 3237-3247
Author(s):  
Faezeh Ghorbanizamani ◽  
Hichem Moulahoum ◽  
Figen Zihnioglu ◽  
Suna Timur

Nanocarriers are key players in biomedicine applications. The development of hybrid nanoparticles stems from the need to enhance their quality by lowering disadvantages and fusing the positive qualities of both natural and synthetic materials.


1974 ◽  
Vol 1 (1) ◽  
pp. 65-73 ◽  
Author(s):  
S. Sapieha ◽  
W. Jablonski ◽  
M. Kryszewski

Experimental observations are given on the structure of breakdown spots in thin layers of polystyrene and polybenzene obtained by a glow discharge technique. The levels of energy associated with different types of breakdown are identified and it is shown that within the range of breakdown energy level, lower than 10-5joules, non-destructive breakdown takes place. At higher energies, partial destruction of the breakdown channel occurs and with energy levels greater than 5 × 10-3joules, single hole, self-healing breakdown with complete destruction of the inner morphological channel structure occurs.The nature of the breakdown is discussed in electrical and electronmicroscopy terms.


Author(s):  
N. N. Suvorov ◽  

Culture is considered as a set of practices whose purpose is the establishment of entity, product and percipient activities. In the artistic practices used versatile technology. They include Museum, gallery, curator, art collecting. Characteristics of different types of practices are private, but there are recurring characteristics. Discusses the relationship of artistic practices and the art market, which is one of the forms of circulation of works of art.


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