Efficacy of electrochemically activated water solution in gingivitis treatment

2018 ◽  
Vol 49 (3) ◽  
pp. 323-329
Author(s):  
Truong Nhu Ngoc Vo ◽  
Dinh-Toi Chu ◽  
Duc Long Duong ◽  
Van Nhon Bui ◽  
Minh Son Tong ◽  
...  
2018 ◽  
Vol 165 (4) ◽  
pp. 493-496 ◽  
Author(s):  
A. G. Pogorelov ◽  
O. A. Suvorov ◽  
A. L. Kuznetsov ◽  
A. I. Panait ◽  
M. A. Pogorelova ◽  
...  

2020 ◽  
pp. 139-143

Natural dyes were followed and prepared from a pomegranate, purple carrot, and eggplant peel. The absorbance spectra was measured in the wavelength range 300-800 nm. The linear properties measurements of the prepared natural dye freestanding films were determined include absorption coefficient (α0), extinction coefficient (κ), and linear refraction index (n). The nonlinear refractive index n2 and nonlinear absorption coefficient β2 of the natural dyes in the water solution were measured by the optical z-scan technique under a pumped solid state laser at a laser wavelength of 532 nm. The results indicated that the pomegranate dye can be promising candidates for optical limiting applications with significantly low optical limiting of 3.5 mW.


2015 ◽  
Vol 37 (2) ◽  
pp. 179-185 ◽  
Author(s):  
О.O. Brovko ◽  
◽  
L.A. Gorbach ◽  
О.D. Lutsyk ◽  
L.M. Sergeeva ◽  
...  

Author(s):  
В. В. Данило ◽  
І. В. Шевера ◽  
Й. О. Миня ◽  
З. Т. Гомокі ◽  
Д. А. Калімуліна ◽  
...  

2020 ◽  
Vol 64 (1) ◽  
pp. 23-28
Author(s):  
J. Hodač ◽  
Z. Fulín ◽  
P. Mareš ◽  
J. Veselá ◽  
O. Chocholatý

AbstractTo produce realistic test specimens with realistic flaws, it is necessary to develop appropriate procedure for corrosion flaw production. Tested specimens are made from steels commonly used in power plants, such as carbon steels, stainless steels and their dissimilar weldments. In this study, corrosion damage from NaCl water solution and NaCl water mist are compared. Specimens were tested with and without mechanical bending stress. The corrosion processes produced plane, pitting and galvanic corrosion. On dissimilar weldments galvanic corrosion was observed and resulted to the deepest corrosion damage. Deepest corrosion flaws were formed on welded samples. The corrosion rate was also affected by the solution flow in a contact with the specimens, which results in a corrosion-erosive wear. Produced flaws are suitable as natural crack initiators or as realistic corrosion flaws in test specimens.


2008 ◽  
Vol 59 (9) ◽  
Author(s):  
Daniel I. Hadaruga ◽  
Nicoleta G. Hadaruga ◽  
Anca Hermenean ◽  
Adrian Rivis ◽  
Vasile Paslaru ◽  
...  

This paper presents the thermal stability of the oleic acid encapsulated in a- and b - cyclodextrin. The complexation of the oleic acid was achieved by the ethanol-water solution method and the nanoparticles were analyzed by DSC. The free oleic acid and the encapsulated one were subjected to the thermal degradation in the range of 50-150�C and the degradation products were identified and quantified by GC-MS analysis of the fatty acid esters obtained by deriving with methanol/boron trifluoride, both for free compounds and for the encapsulated ones. The oleic acid complexes were very stable in this range of temperature.


2018 ◽  
Vol 21 (7) ◽  
pp. 462-467
Author(s):  
Babak Sadeghi

Aim and Objective: Ultrafine Ag/ZnO nanotetrapods (AZNTP) have been prepared successfully using silver (I)–bis (oxalato) zinc complex and 1, 3-diaminopropane (DAP) with a phase separation system, and have been injected into a diethyl/water solution. Materials and Methods: This crystal structure and lattice constant of the AZNTP obtained were investigated by means of a SEM, XRD, TEM and UV-vis spectrum. Results: The results of the present study demonstrated the growth and characterization AZNTP for humidity sensing and DAP plays a key role in the determination of particle morphology. AZNTP films with 23 nm in arm diameter have shown highly sensitive, quick response sensor material that works at room temperature.


2005 ◽  
Vol 2 (3) ◽  
pp. 274-279 ◽  
Author(s):  
Alfonso Carotenuto ◽  
Debora D 'Addona ◽  
Eleonora Rivalta ◽  
Mario Chelli ◽  
Anna Papini ◽  
...  
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