Showing 1,081 - 1,100 results of 8,081 for search 'parameter composition', query time: 0.15s Refine Results
  1. 1081

    The color stability of different composite shades using variable light-curing times by Hozan Tofiq Ahmed, Anas Hussein Yousif, Abdulkareem Ramadhan Ibrah, Doaa Waleed Jameel

    Published 2025-03-01
    “…Materials and methods: The LED curing unit was used in different durations (10s), (20s), and (40s) for each shade (A1, A2) to prepare and polymerize samples in two shades of two different types of composite resin. The initial color parameters (L*, a*, b*, and E*) were determined using a spectrophotometer. …”
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  2. 1082

    Spectrophotometric evaluation of restorative composite shades and their match with a classical shade guide by Rafael Melara, Luciana Mendonça, Fábio Herrmann Coelho-de-Souza, Juliana Nunes Rolla, Luciano de Souza Gonçalves

    Published 2021-11-01
    “…Corresponding shades of Vitapan Classical (Vita Zahnfabrik) guide were measured likewise and shade variation (ΔE) was calculated based on International Commission on Illumination L*a*b* parameters. The ΔE of the composites in each shade was compared by one-way analysis of variance and Tukey's post hoc test (α = 0.05).ResultsAll composites presented ΔE > 3.7 compared with the shade guide. …”
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  3. 1083

    Assessing body composition in older adults: comparing BMI, Calf circumference, and DXA by Estélio Henrique Martin Dantas, Ayrton Moraes Ramos, Karollyni Bastos Andrade Dantas, Rodrigo Gomes de Souza Vale, Fabiana Rodrigues Scartoni, Delson Lustosa de Figueiredo, Lourdes Andresa Ramos de Oliveira, Vinícius de Souza Eloy, Ian Whyte, Lúcio Flávio Gomes Ribeiro da Costa

    Published 2025-05-01
    “…Conclusion: The correlations were positive between BMI and DXA, which were strong, and CC and DXA, which were moderate, showing that both methods can be applied for body composition assessment in older people due to ease and low cost. …”
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  4. 1084

    Composite PCL Scaffold With 70% β-TCP as Suitable Structure for Bone Replacement by Benedetta Ghezzi, Biagio Matera, Matteo Meglioli, Francesca Rossi, Donatella Duraccio, Maria Giulia Faga, Andrea Zappettini, Guido Maria Macaluso, Simone Lumetti

    Published 2024-12-01
    “…The Young's modulus of the composites was significantly higher than that of pristine PCL, indicating that the intrinsic strength of β-TCP is beneficial for enhancing the elastic modulus of the composite biomaterials. …”
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  5. 1085

    Influence of “cryoconcentration” on the composition of bacterial communities in semi-enclosed shallow water lakes by Xu Bingxian, Xu Bingxian, Shi Yujiao, Shi Yujiao, Li Wenbao, Li Wenbao, Li Wenbao, Gao Hengshuai, Gao Hengshuai

    Published 2025-07-01
    “…In this study, we investigated aggregation and compositional changes in bacterial communities in the internal ice-covered state of Lake Hulun. …”
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  6. 1086

    Soft Medical Form with Nanoparticles to Stop Bleeding: Substantiation of Composition and Technology of Obtaining by Yu. N. Barsukova, O. A. Melnikova

    Published 2019-05-01
    “…Justification of the optimal composition by studying the rheological parameters and the development of technology for producing a soft dosage form with nanoparticles to stop bleeding.Materials and methods. …”
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  7. 1087
  8. 1088

    Surface roughness of composite resins subjected to brushing with whitening toothpastes: an in vitro study by Nicolle Madruga Ramos FERREIRA, Vinicius Funghetto LIPPERT, Amanda Baptista da Silva HECK, Ana Maria SPOHR, Marcel Ferreira KUNRATH, Carlos Alberto FELDENS, Paulo Floriani KRAMER

    Published 2025-01-01
    “…In conclusion, brushing with dentifrices increases the surface roughness parameters of composite resin restorations. Moreover, the differences in the abrasive effects of the dentifrices indicate a need for further studies to establish efficacy and safety criteria.…”
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  9. 1089

    Role of Solid Lubricant and Bauxite Residue on the Tribological Behaviour of Aluminium Hybrid Composites by K.C. Anil, G.V. Prabhushankar, G.V. Prabhushankar, S. Sahana

    Published 2025-03-01
    “…This study provides insight into the intricate aspects of preparation of Al – Gr-RMp composites and its wear behaviors subjected to various parameters such as load, speed and time.…”
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  10. 1090

    Development of Structurally Graded Alumina–Polymer Composites as Potential Orthodontic Bracket Materials by Yin Mun Wong, Anthony J. Ireland, Bo Su

    Published 2025-04-01
    “…The Al<sub>2</sub>O<sub>3</sub>-UDMA/TEGDMA composites had compressive strengths of 60.25 to 120.92 MPa, modulus of elasticity of 19.84 to 35.29 GPa, and fracture toughness of 0.78 to 1.78 MPa·m<sup>1/2</sup>. …”
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  11. 1091

    Herbage productivity, chemical composition and persistence of introduced grass cultivars in mountain area by Josip Leto, Mladen Knežević, Krešimir Bošnjak, Marina Vranić, Goran Perčulija, Hrvoje Kutnjak, Vedran Klišanić

    Published 2006-07-01
    “…The aim of the present research was to determine yield, chemical composition and persistence of 13 introduced grass cultivars (cv.) in the hilly mountain area of Croatia. …”
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  12. 1092

    Modeling Syngas Fermentation for Ethanol Production under Fluctuating Inlet Gas Composition by Noviani Arifina Istiqomah, Rendy Mukti, Made Tri Ari Penia Kresnowati, Tjandra Setiadi

    Published 2025-08-01
    “…This study investigated the effects of fluctuating syngas composition and kLa as the critical operational parameters on microbial fermentation performance, with a focus on ethanol, acetic acid, and biomass production. …”
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  13. 1093

    Impact of the Wood Species Used on the Chemical Composition, Color and Sensory Characteristics of Wine by Ana María Martínez-Gil, Maria del Alamo-Sanza, María Asensio-Cuadrado, Rubén del Barrio-Galán, Ignacio Nevares

    Published 2025-06-01
    “…The results show that aging with the different woods has little effect on the oenological parameters of the wine; however, it does lead to a change in the phenolic composition and in the final chromatic characteristics of the white wines. …”
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  14. 1094

    Effect of Dry Maturation Time and the Curing Composition on Proteins in High Quality Beef by Galina V. Gurinovich, Irina S. Patrakova, Vladislav A. Khrenov

    Published 2022-04-01
    “…The research objective was to study the effect of dry maturation time on the physicochemical parameters of high-quality beef, as well as the effect of a new curing mix on the properties of raw materials. …”
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  15. 1095

    Cyanide ion oxidation by catalytic effect of nickel ferrites activated carbon composites by C. Feijoo, E. De la Torre, R. Narvaez

    Published 2021-04-01
    “…The parameters evaluated for catalyst preparation were Ni/Fe molar ratios (1/1.5 and 1/2), calcination times and temperatures (2-4 h/600-900°C), and ferrite-activated carbon mass ratios in the case of composites (1/1, 1/2 and 1/3).  …”
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  16. 1096
  17. 1097

    Elucidation of novel, alternative, fiber-reinforced iron-based pozzolanic composites as SCMs by Hafiz Muhammad Nadir, Ash Ahmed, Ikram Moshi

    Published 2024-07-01
    “… The researchers pioneered incorporating waste materials exhibiting pozzolanic properties and waste fibers from diverse industrial/agricultural fields into the construction industry to formulate enhanced, greener supplementary cementitious composites (SCMs). This research focused objectively on the formulation/evaluation of low-CO2-embodied greener construction materials known as “novel, alternative, fiber-reinforced iron-based binary/ternary pozzolanic composites (abbreviated as NAFRIC)”. …”
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  18. 1098

    Application of chitosan/graphene and chitosan/graphene oxide composites for removal of Cu and Pb by Abdel Salam El-Sheikh, Nabil S. Abdelaziz, Khaled S. Amin, Hanan Elhaes, Medhat A. Ibrahim

    Published 2025-08-01
    “…Physical parameters, including total dipole moment (TDM), HOMO-LUMO energy gap (∆E), and global reactivity descriptors, were calculated. …”
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  19. 1099

    Diversity, Abundance and Community Composition of Birds in Chitwan Annapurna Landscape, Central Nepal by Shubhas Chandra Bastola, Pradip Kandel, Hathan Ram Mahato, Jagan Nath Adhikari, Bishnu Prasad Bhattarai

    Published 2025-07-01
    “…ABSTRACT Understanding bird diversity and composition is important for assessing survival, adaptability, and extinction risks. …”
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  20. 1100

    Effects of Iodixanol on Respiratory Functions during Coronary Angiography and the Role of Body Composition by Derya Guzel, Mustafa Gokhan Vural, Ramazan Akdemir

    Published 2018-01-01
    “…Before CA, all patients’ body compositions were evaluated by measuring their body mass indexes (BMIs) and waist-to-hip ratios (WHRs). …”
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