Results 111 to 120 of about 12,898 (223)

Pengaruh Teknik Ekstraksi dan Konsentrasi Hcl dalam Ekstraksi Silika dari Sekam Padi untuk Sintesis Silika Xerogel [PDF]

open access: yes, 2013
Penelitian tentang teknik ekstraksi silika dari sekam padi untuk sintesis silika xerogel telah dilakukan. Proses ekstraksi silika dari sekam padi menggunakan metode pencucian asam dilakukan dengan dua teknik, yakni dengan pengadukan pada temperatur kamar
Pratomo, I. (Ilham)   +2 more
core   +1 more source

Impregnant formulation to the preservation, protection and consolidation of wood heritage assets [PDF]

open access: yes, 2018
The protection of cultural heritage is an integral part of the world´s material wealth. The cultural heritage, movable and immovable, together with the natural environment, represents values that contribute to the education and social culture of the ...
Alfieri, Paula Vanesa   +2 more
core  

Nitric oxide-releasing S-nitrosothiol-modified xerogels

open access: yesBiomaterials, 2009
The synthesis, material characterization, and in vitro biocompatibility of S-nitrosothiol (RSNO)-modified xerogels is described. Thiol-functionalized xerogel films were formed by hydrolysis and co-condensation of 3-mercaptopropyltrimethoxysilane (MPTMS) and methyltrimethoxysilane (MTMOS) sol-gel precursors at varying concentrations.
Daniel A, Riccio   +5 more
openaire   +3 more sources

Enkapsulacija askorbinske kiseline u hidrofobnom silikagelu [PDF]

open access: yes, 2011
Self-assembled hybrid organo-silica sol-gel materials are rapidly expanding for newand novel applications. The microporous solid silica matrix was used as a carrier for the controlled release of ascorbic acid (AA), selected as cargo molecule.
Francisco H. Sánchez   +4 more
core  

Pengaruh Metode Pemisahan Pelarut Dalam Gel Terhadap Sifat Fisik Titania-alumina Sebagai Penyangga Katalis [PDF]

open access: yes, 2003
PENGARUH METODE PEMISAHAN PELARUT DALAM GEL TERHADAP SIFAT FISIK TITANIA-ALUMINA SEBAGAI PENYANGGA KATALIS. TiO2-Al2O3 gel monolitik dalam nisbah mol 0,2 untuk TiO2 dan 0,8 untuk Al2O3 telah dibuat dengan cara hidrolisis dari aluminium sec-butoksida, Al (
Hirashima, H. (Hiroshi)   +3 more
core  

Graphene Xerogel for Drug Release

open access: yesC
By functionalizing reduced graphene oxide with polydopamine, the production of a two-dimensional hydrophilicplatform with hydrophobic areas, suitable for the stabilization and slow and controlled release of hydrophilic and hydrophobic drugs, was realized.
Kyriaki Kalyva   +3 more
openaire   +2 more sources

Electrochemical behavior and structural changes of V2O5 xerogel

open access: yesJournal of the Brazilian Chemical Society, 2003
Thin films of V2O5 xerogel were characterized by several in-situ techniques for different amount of intercalated Li+. Changes in the V2O5 mechanical properties were analyzed by electroacoustic impedance data, indicating that lithium intercalation does ...
Huguenin Fritz, Torresi Roberto M.
doaj  

High-performance polyimine xerogels: a lightweight and recyclable solution for high-temperature oil adsorption. [PDF]

open access: yesRSC Adv
Trieu UP   +7 more
europepmc   +1 more source

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