Results 101 to 110 of about 12,898 (223)

Optimizing the structure and yield of vanadium oxide nanotubes by periodic 2D layer scrolling. [PDF]

open access: yes, 2018
Metal oxide nanotubes with wide interlayer van der Waals spaces are important materials for a range of applications from energy storage to catalysis, and from energy efficient catalysts and metal–insulator systems to smart window technologies ...
Buckley, D. Noel   +2 more
core   +1 more source

Sol‐Gel Coating on CA‐60 Steel Surfaces: A Process for Corrosion Inhibition

open access: yesMaterials and Corrosion, Volume 77, Issue 4, Page 549-558, April 2026.
30% of the steel produced worldwide is used to replace losses due to corrosion. The application of the sol‐gel process to inhibit and delay deterioration appears as a viable methodology for protection against aggressive environments. ABSTRACT The phenomenon of corrosion causes worldwide damage, which is not only economic but also results in the loss of
Aguinaldo Manoel da Silva Junior   +7 more
wiley   +1 more source

Nanoscale assembly of lanthanum silica with dense and porous interfacial structures [PDF]

open access: yes, 2015
This work reports on the nanoscale assembly of hybrid lanthanum oxide and silica structures, which form patterns of interfacial dense and porous networks. It was found that increasing the molar ratio of lanthanum nitrate to tetraethyl orthosilicate (TEOS)
Ballinger, Benjamin   +4 more
core   +1 more source

Six-fold rotationally symmetric vanadium oxide nanostructures by a morphotropic phase transition [PDF]

open access: yes, 2018
In this work, we report the first observation of unique hierarchical six‐fold rotational symmetrical vanadium oxide based nanocomposite synthesized by a simple chemical route and highlight the first observation of a morphotropic reconstructive phase ...
Benevente, Englantina   +7 more
core   +1 more source

Phase transformations in xerogels of mullite composition [PDF]

open access: yes
Monophasic and diphasic xerogels have been prepared as precursors for mullite (3Al2O3-2SiO2). Monophasic xerogel was synthesized from tetraethyl orthosilicate and aluminum nitrate nanohydrate and the diphasic xerogel from colloidal suspension of silica ...
Bansal, Narottam P., Hyatt, Mark J.
core   +1 more source

Studi Pengaruh Konsentrasi Naoh dan Ph terhadap Sintesis Silika Xerogel Berbahan Dasar Pasir Kuarsa [PDF]

open access: yes, 2013
In this research, the influence of NaOH concentration and gelation pH of the xerogel silica synthesized from quartz sand. It was extracted by NaOH 1, 2, and 3 M to obtain sodium silicate solution and was added by HCl 1M to reach pH value 7, 8, and 9 to ...
Ayu, A. M. (Annisa)   +2 more
core  

Development of an osteoblast/osteoclast co-culture derived by human bone marrow stromal cells and human monocytes for biomaterials testing [PDF]

open access: yesEuropean Cells & Materials, 2011
The communication of bone-forming osteoblasts and bone-resorbing osteoclasts is a fundamental requirement for balanced bone remodelling. For biomaterial research, development of in vitro models is necessary to investigate this communication.
H Worch   +3 more
doaj  

Evaluation of xerogels of cassava and cocoyam starches as dry granulation binders/disintegrants in directly compressed paracetamol tablet formulations

open access: yesPharmaceutical and Biomedical Research, 2018
The physicochemical properties of excipients play vital roles in the process of tablet manufacture. A comparative evaluation of the binding and disintegrant properties of xerogels of cassava and cocoyam starches with microcrystalline cellulose (MCC) in ...
Sylvester Eraga   +2 more
doaj  

Nanostructured sonogels [PDF]

open access: yes, 2009
Acoustic cavitation effects in sol-gel liquid processing permits to obtain nanostructured materials, with size-dependent properties. The so-called "hot spots" produce very high temperatures and pressures which act as nanoreactors.
Esquivias Fedriani, Luis María   +3 more
core  

On Tuning the Fluorescence Emission of Porphyrin Free Bases Bonded to the Pore Walls of Organo-Modified Silica

open access: yesMolecules, 2014
A sol-gel methodology has been duly developed in order to perform a controlled covalent coupling of tetrapyrrole macrocycles (e.g., porphyrins, phthalocyanines, naphthalocyanines, chlorophyll, etc.) to the pores of metal oxide networks.
Rosa I. Y. Quiroz-Segoviano   +7 more
doaj   +1 more source

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