Lithium disilicate
AFM Surface Roughness and Topography Analysis of Lithium Disilicate Glass Ceramic
... of Lithium disilicate glass ceramic (IPS ...grinding. Lithium disilicate glass ceramics is all-ceramic dental system which is characterized by high aesthetic quality and it can be freely said ...
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Adhesion to a Lithium Disilicate Glass Ceramic Etched with Hydrofluoric Acid at Distinct Concentrations
... to lithium disilicate ceramic? For this reason, the purpose of the current study was to examine the effects of different HF concentrations on the contact angle, roughness, and durability of bond strength ...
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Effect of hydrofluoric acid etching duration on the roughness and flexural strength of a lithium disilicate-based glass ceramic
... The aim of this study was to examine the effect of different acid etching times on the surface roughness and flexural strength of a lithium disilicate-based glass ceramic. Ceramic bar-shaped specimens (16 ...
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Braz. Dent. J. vol.26 número6
... that, lithium disilicate crystalline structure probably contributes to refraction, dispersion and diffraction of the QTH light, making its total transmission more effective than the LED ...
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Influência do desgaste das pontas diamantadas em CADCAM na adaptação marginal de dois sistemas cerâmicos reforçados por dissilicato de lítio
... the lithium disilicate crowns and a progressive increase of marginal misfit was seen as far as the ceramic crowns was milled for both experimental ...monolithic lithium disilicate ceramic ...
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Estudo comparativo da resistência de união entre resina composta e cerâmica submetida a diferentes tratamentos de superfície
... of lithium disilicate-based hot-pressed ceramic were fabricated and randomly divided into four groups and 2 silanization protocols: G1 (HFRT) acid etching with ...
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Braz. Dent. J. vol.28 número2
... and lithium- disilicate pressed glass ceramic, is related to their microstructure ...(25). Lithium-disilicate pressed glass ceramic has a greater crystal fraction compared to feldspathic ...
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bor bor 2018vol320001
... University. A verbal consent – approved by the ethics committee – was obtained from the teeth donors involved in the study. Twenty extracted mandibular third molars were collected at the department of oral surgery, ...
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RGO, Rev. Gaúch. Odontol. vol.64 número2
... For cementation onto the zirconia cylinders, sixty glass-ceramic lithium disilicate cylinders measuring 1.5 x 5 mm (Figure 4) were obtained using wax wires (Cera Babinete, Maringá - PR - Brazil) via the ...
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J. Appl. Oral Sci. vol.24 número4
... of lithium disilicate ceramics is a consequence of its unique microstructure containing large amount of a glassy phase and a relatively translucent crystal (lithium disilicate, Li 2 Si 2 O 5 ) ...
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Effect of surface pretreatments on the microtensile bond strength of lithiumdisilicate ceramic repaired with composite resin
... of lithium-disilicate ceramic with hydrofluoric acid and silane application can be used as an alternative to repair ceramic restorations with composite resin, while surface pretreatment with sandblasting ...
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Lithium improves hippocampal neurogenesis, neuropathology and cognitive functions in APP mutant mice.
... of lithium inhibit APP processing at or before the c-secretase cleavage step and block the accumulation of Ab peptides in brain of mice overproducing Ab ...that lithium by the inhibition of GSK-3 increases ...
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Effects of lithium on the proliferation and migration of neuroblasts in the rostral migratory stream in adult mice
... 2011). Lithium is the major drug used to treat bipolar disorder (Geddes and Miklowitz, 2013), and it has been shown as a robust neuroprotective agent in preventing apoptosis of neurons (Quiroz et ...that ...
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Francesco Trequattrini a,b, , Oriele Palumbob , Francesco Maria Vituccib
... A systematic investigation of the effect of hot-pressing on polyvinylidene fluoride (PVdF) - chlorotrifluoroethylene (CTFE) electrospun membranes, intended as separators and substrate for the electrolyte of ...
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Bioavailability of immediate and controlled release formulations of lithium carbonate
... The study consisted in a two-phase cross-over study (I: single dose and II: multiple doses) in which the 12 volunteers were randomically divided in two groups (A and B). They were instructed to fast for 10 hours before ...
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Development and characterization of lithium formate EPR dosimetry for proton radiation therapy
... the lithium formate structure after irradiation with densely ionising radiation is less stable than irradiation after low LET beams was clear and the importance of a study regarding the whole lithium ...
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LITHIUM CONTAINING MgAl MIXED OXIDES OBTAINED FROM SOL-GEL HYDROTALCITE FOR TRANSESTERIFICATION
... Abstract – The innumerous advantages of heterogeneous catalysts employed in biodiesel production have stimulated the search for a solid catalyst capable of replacing the industrially used homogeneous catalysts. This ...
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Polímeros vol.16 número2
... incorporated in the polymer host. The crystallinity of the polymer has been considerably decreased upon the addition of the inert filler and lithium salt. It is quite obvious from the Figure 1(b) that, the ...
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Lithium in Public Drinking Water and Suicide Mortality in Portugal: Initial Approach
... of lithium in Portuguese public drinking water and suicide rates remains ...of lithium when in naturally occurring ...natural lithium water levels and suicide ...
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WNT activation by lithium abrogates TP53 mutation associated radiation resistance in medulloblastoma
... 0.05). Lithium, an activator of the WNT pathway, sensitized TP53 mutant medulloblastoma to radiation (SF2 of ...in lithium treated cells ...from lithium induced radiation damage (SF2 of 33% ± 8% for ...
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