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621
Revisiting classical concepts of Linear Elastic Fracture Mechanics - Part III: The stress field in a double-edge notched finite strip by means of the �stress-neutralization� techni...
Published 2025-01-01“…Attention is paid to the stress field developed around the bases (tips or crowns) of the two notches, providing relatively simple formulae for the critical tensile stress. …”
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622
Evaluation of Staining Reduction of Teeth Endodontically Treated with CTZ Paste through the Use of Polytetrafluoroethylene Isolation Tape
Published 2025-02-01“…Results: After six weeks of evaluation, it was possible to notice that 100% of the teeth without PTFE had their crowns stained by CTZ. Only 33.33% with PTFE showed staining (p<0.01). …”
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623
Retrospective Analysis of Full-Arch Zirconia Rehabilitations on Dental Implants: Clinical Outcomes and Patient Satisfaction
Published 2025-01-01“…This retrospective study investigated prosthetic and implant survival/success rates and patients’ satisfaction for ISFCDPs produced with three different techniques: zirconia-on-titanium (milled zirconia arch glued to a titanium bar), progressive monolithic zirconia (entirely made of zirconia and directly screwed to the implants) and zirconia-on-zirconia (milled esthetic zirconia crowns glued to a milled high resistance zirconia frame). …”
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624
REPUBLIC OF YEMEN: OVERCOMING SEPARATIST TRENDS
Published 2013-08-01“…Despite the fact that the change in top state leadership in Yemen after the "Arab Spring" was held on the softer model compared with Libya or Syria scenario, the transition period is not crowned with the stabilization of the political and economic situation and the onset of systemic reform. …”
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625
Comparative evaluation of conventional and socket-shield techniques on maxillary esthetics following immediate implant placement in fresh extraction sockets: A randomized controlle...
Published 2024-07-01“…Implant survival, crestal bone levels, and pink esthetic scores (PES) were evaluated at 8 months (temporary prosthesis), 12 months, and 36 months (final crowns). Results: All implant-supported restorations were successful within the study’s observation period. …”
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626
Propagation of Theobroma cacao by Rooted Cuttings in Mini-Tunnels
Published 2022-01-01“…Cuttings 5 to 7 cm long were collected from the middle area of cacao tree crowns and treated with doses of 0, 1000, 2000, and 3000 ppm of IBA; then they were placed in Jiffy© pellets and set to root in plastic-covered mini-tunnels with fog irrigation. …”
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627
Mechanical evaluation of a novel resin infiltrated lithium-disilicate ceramic network versus resin infiltrated feldspathic ceramic network
Published 2025-02-01“…Porosity percentage and microstructure were investigated. Single crowns were milled from the newly fabricated PILN blocks and from Vita Enamic then fracture load test was performed. …”
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628
Subtractive and Additive Technologies in Fixed Dental Restoration: A Systematic Review
Published 2023-12-01“…The findings indicate that current knowledge is sufficient to recommend subtractive manufacturing for crowns and fixed dental restorations for routine clinical use, with improvements in each of the current metal-ceramic veneering materials and procedures. …”
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629
Accuracy evaluation and clinical realization of digital interproximal enamel reduction for orthodontics: a case study
Published 2025-01-01“…The IER volume was measured by the overlay area of two neighboring crowns on the arranged virtual teeth. For the upper dentition, a guide plate was innovatively designed based on the original surface of the dentition and the calculated IER volume. …”
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630
Morphological changes in root dentin after irradiation with diode laser 980 nm in two directions: an in-vitro study
Published 2023-12-01“…Materials and methods Thirty extracted human single-rooted lower premolars teeth with mature apex were chosen from Dental Department of Research Institute of Ophthalmology, Egypt. Their crowns were resected at the cement-enamel junction (CEJ), and their roots were mechanically prepared. …”
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631
A New Species of the Durophagous Mosasaurid <i>Carinodens</i> from the Late Maastrichtian Phosphates of Morocco and Implications for Maastrichtian Mosasaurid Diversity
Published 2024-12-01“…It is characterized by teeth with tall crowns, triangular apices, and broad bases. Many of the diagnostic features of this species appear to be plesiomorphies, suggesting the persistence of a primitive species of <i>Carinodens</i> into the latest Maastrichtian alongside the more derived <i>C</i>. …”
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632
The Shear Bond Strength of Porcelain Bonding to Cobalt-Chromium Dental Alloys Before and After Thermal Cycling
Published 2024-12-01“…Metal-ceramic crowns and bridges provide a stable and aesthetic tooth reconstruction. …”
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633
A Comparative Study on Drought Stress Response In Vitro and In Vivo Propagated <i>Fragaria vesca</i> Plants
Published 2025-01-01“…Additionally, the ratio of monovalent to divalent cations in leaves, roots, and crowns was analyzed. The results revealed significant differences between the experimental variants under optimal conditions and their respective responses to drought stress. …”
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634
Native versus non-native Prosopis woody species: Which fertilize the soil better?
Published 2025-01-01“…Soil samples were taken from the top 20 cm of soil profiles east of each tree, under the tree crowns and from control plots in open areas. Three soil samples per site were pooled for chemical and microbial analysis. …”
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635
Fusion or Gemination? Diagnosis and Management in Primary Teeth: A Report of Two Cases
Published 2021-01-01“…The treatment plan involved performing a pulpotomy and restoring the dental crowns of the affected teeth. The second clinical case describes a 6-year-old girl with unilateral fusion between a primary mandibular lateral incisor (#72) and a supernumerary tooth (#72’). …”
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636
Removable prosthesis with precision attachments for the lower jaw in lateral edentation
Published 2024-06-01“…In this situation, the treatment option was fixed metal-ceramic crowns with precision attachments (keyway attachments) for a removable prothesis. …”
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637
Sierra Espuña (Librillos, 2023)
Published 2023-10-01“…Its turquoise waters embrace a landscape of badlands on soft material in a steppe ecosystem. The image is crowned by some good weather cumulus (cumulus humilis). …”
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638
Effect of a silicon-based sealing agent (GapSeal) on the reverse torque value of the abutment–implant screw
Published 2024-12-01“…Additionally, full-metal crowns were cemented onto each abutment. The implants underwent axial cyclic loading, with 500,000 cycles at a force of 75 N and a frequency of 2 Hz applied along the longitudinal axis of each sample. …”
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639
Sierra Espuña (Librillos, 2023)
Published 2023-10-01“…Its turquoise waters embrace a landscape of badlands on soft material in a steppe ecosystem. The image is crowned by some good weather cumulus (cumulus humilis). …”
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640
Optimizing the Micropropagation of Red-Stalked Rhubarb Selections: A Strategy for Mass Production of High-Quality Planting Material
Published 2024-12-01“…The cultures were initiated from underground buds on the crowns. The initial growth was obtained for 45 to 75% of initial explants because of bacterial contamination and low bud activity of some genotypes. …”
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