Results 1 to 10 of about 130,858 (191)

Influence of Thermal Modification and Impregnation with Biocides on Physical Properties of Italian Stone Pine Wood (Pinus pinea L.)

open access: yesApplied Sciences, 2022
The sudden availability of Italian stone pine (Pinus pinea L.) wood due to the infestation of pathogenic fungi and insects highlighted the need to promote its use as a short supply chain resource in Italy and other Mediterranean countries.
Marco De Angelis   +4 more
doaj   +1 more source

Development and Validation of Retention Models in Supercritical Fluid Chromatography for Impregnation Process Design

open access: yesApplied Sciences, 2021
The retention factor is the key quantity for the thermodynamic analysis of the retention mechanism in chromatographic experiments. In this work, we measure retention factors for moderately polar solutes on four silica-based porous matrices as stationary ...
Miaotian Sun   +6 more
doaj   +1 more source

Effect of Processing Methods on the Postharvest Quality of Cape Gooseberry (Physalis peruviana L.)

open access: yesHorticulturae, 2023
The cape gooseberry (Physalis peruviana L.) is an exotic tropical fruit of great national and international importance due to its nutritional and organoleptic properties.
Sara Agudelo-Sánchez   +4 more
doaj   +1 more source

Evaluation of optical parameters of natural stone surface by infrared spectroscopy

open access: yesТехнічна інженерія, 2021
Preservation and improvement of quality indicators of any product is an urgent scientific and practical task for current production, including products from a natural facing stone. There are no similar deposits of natural facing stone in the world.
V.I. , V.V. , I.V.
doaj   +1 more source

Structure and reactivity of titania-supported oxides. Part 1: vanadium oxide on titania in the sub- and super-monolayer regions [PDF]

open access: yes, 1986
Vanadium oxide has been deposited on TiO2 (washed anatase, 10 m2g−1; Degussa P-25, 55 ±3 m2g−1; Eurotitania, 46 m2g−1) by aqueous impregnation of (NH4)2[VO(C2O4)2] and by reaction with VOCl3, VO(OR)3 (R=iBu) and VO(acac)2 in organic solvents.
Bond, Geoffrey C.   +6 more
core   +9 more sources

Improvement of operational properties of shell limestone building materials by polysulfide solution impregnation [PDF]

open access: yesНанотехнологии в строительстве, 2017
The data of studies on the effectiveness of impregnation with polysulfide solutions of shell limestone used as facing and wall material, as well as for the manufacture of road products are presented. Modification of the limestone with the impregnating
MASSALIMOV Ismail Alexandrovich   +4 more
doaj   +1 more source

Improving antifungal properties of wood with copper, zinc and cerium containing chemicals

open access: yesTurkish Journal of Forestry, 2021
Wood being an organic material can be degraded and destroyed by wood-destroying organisms. For this purpose, many wood preservatives have been developed from the past to the present, and are still being developed.
Sebnem Sevil Arpacı   +2 more
doaj   +1 more source

Impregnação com resina natural na Figueira Branca como forma alternativa de impermeabilização Impregnation with natural resin in the 'Figueira Branca' as alternative form of impermeabilization

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2002
Investigou-se, neste trabalho, a capacidade de impregnação da Figueira Branca (Ficus monckii) com a resina natural da árvore de Jatobá (Hymenaea courbaril); trata-se de uma espécie de madeira de baixa densidade, originária do Estado do Mato Grosso ...
José de S. Nogueira   +3 more
doaj   +1 more source

Beech wood treated with polyglycerol succinate: a new effective method for its protection and stabilization [PDF]

open access: yes, 2020
This paper deals with an original and non-biocidal chemical treatment consisting of a vacuum/pressure impregnation step of beech wood with a water-borne mixture made from heat-activated condensation of succinic anhydride (SA) and glycerol (G).
Fredon, Emmanuel   +4 more
core   +1 more source

Decay Resistance and Color Change of Pine and Beech Wood Impregnated with R. Luteum and R. Ponticum Plant Extracts

open access: yesDrvna Industrija, 2021
In this study, the effect of impregnation with natural extracts on decay resistance and color change of pine and beech wood was analyzed. Flowers of Rhododendron luteum and Rhododendron ponticum plants were extracted according to the decoction method and
Huseyin Pelit, Ali Alkan, Mesut Yalcin
doaj   +1 more source

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