Showing 9,021 - 9,040 results of 11,088 for search '"chemical"', query time: 0.09s Refine Results
  1. 9021

    Effect of Mouthwashes on Solubility and Sorption of Restorative Composites by José Pereira Leal, Jaqueline Damasceno da Silva, Rafaelle Fernanda Melão Leal, Carlos da Cunha Oliveira-Júnior, Vera Lúcia Gomes Prado, Glauber Campos Vale

    Published 2017-01-01
    “…Composites sorption and solubility can be precursors of several chemical and physical processes, which lead to deleterious effects on the polymer structure. …”
    Get full text
    Article
  2. 9022

    Application of sewage sludge for cereal production in a Mediterranean environment (Lebanon) by Danny Romanos, Nabil Nemer, Yara Khairallah, Marie Therese Abi Saab

    Published 2021-09-01
    “…The objective of this research was to assess the effect of the application of different sewage sludge rates on the wheat production as an alternative of chemical fertilizer. Method Field trials were conducted, for one-year study, in IAAT village in the Bekaa valley-Lebanon. …”
    Get full text
    Article
  3. 9023

    Circumvallate Placenta: Associated Clinical Manifestations and Complications—A Retrospective Study by Hanako Taniguchi, Shigeru Aoki, Kentaro Sakamaki, Kentaro Kurasawa, Mika Okuda, Tsuneo Takahashi, Fumiki Hirahara

    Published 2014-01-01
    “…When vaginal bleeding during the second trimester and premature chemical rupture of membranes (PCROM) were both used as predictive factors for circumvallate placenta, the sensitivity was 28.8% and specificity was 99.9%. …”
    Get full text
    Article
  4. 9024

    Photocatalytic Activity under Simulated Sunlight of Bi-Modified TiO2 Thin Films Obtained by Sol Gel by D. A. Solís-Casados, L. Escobar-Alarcón, V. Alvarado-Pérez, E. Haro-Poniatowski

    Published 2018-01-01
    “…The obtained materials were characterized by energy-dispersive X-ray spectroscopy (EDS), X-ray photoelectron spectroscopy (XPS), Raman spectroscopy (RS), X-ray diffraction (XRD), photoluminescence (PL), and diffuse reflectance spectroscopy (DRS), in order to obtain information on their chemical composition, vibrational features, and optical properties, respectively. …”
    Get full text
    Article
  5. 9025

    Acoustic Emission Measurement by Fiber Bragg Grating Glued to Cylindrical Sensor Holder by Masanori Takuma, Shigeyoshi Hisada, Kenichi Saitoh, Yoshimasa Takahashi, Yuuki Kobayashi, Akira Kadono, Atushi Murata, Satoshi Iwata, Toshinori Sasaki

    Published 2014-01-01
    “…Fiber Bragg grating (FBG) is an optical fiber sensor and is suitable for acoustic emission (AE) measurements of structures such as chemical plants that require water resistance, explosion proofing, and so forth, However, directionality has been a problem in conventional usage which glues the grating range of an FBG to the inspection surface. …”
    Get full text
    Article
  6. 9026

    Molecular Modeling of Antimalarial Agents by 3D-QSAR Study and Molecular Docking of Two Hybrids 4-Aminoquinoline-1,3,5-triazine and 4-Aminoquinoline-oxalamide Derivatives with the... by Hanine Hadni, Mohamed Mazigh, El’mbarki Charif, Asmae Bouayad, Menana Elhallaoui

    Published 2018-01-01
    “…The DFT-B3LYP method with the basis set 6-31G was used to calculate the quantum chemical descriptors, chosen to represent the electronic descriptors of molecular structures. …”
    Get full text
    Article
  7. 9027

    Development of a Hybrid Attention Transformer for Daily PM<sub>2.5</sub> Predictions in Seoul by Hyun S. Kim, Kyung M. Han, Jinhyeok Yu, Nara Youn, Taehoo Choi

    Published 2025-01-01
    “…The performance of the HAT was evaluated through a comparative analysis of its predictions against ground-based observations and those from a three-dimensional chemical transport model (3-D CTM). The results demonstrated that the HAT outperformed the 3-D CTM, achieving a 4.60% higher index of agreement (IOA). …”
    Get full text
    Article
  8. 9028

    Improving fruit traits of 'Braeburn' apples in low-altitude regions: The impact of foliar spray and rootstock interactions by Leili Habibzadeh, Mahdi Alizadeh, Mohammad Mehdi Sharifani

    Published 2025-03-01
    “…Findings: The results showed that M.9 rootstock led to larger fruit diameters compared to MM.111, but overall physical traits remained unchanged. Chemical applications significantly affected fruit diameter and firmness, with ProCa treatments (250 and 500 mg/L) yielding the highest firmness levels. …”
    Get full text
    Article
  9. 9029

    Assessment of Bacterial Community Structure, Associated Functional Role, and Water Health in Full-Scale Municipal Wastewater Treatment Plants by Inderjeet Tyagi, Kaomud Tyagi, Faheem Ahamad, Rakesh Bhutiani, Vikas Kumar

    Published 2024-12-01
    “…The biochemical oxygen demand was 7–12 times, chemical oxygen demand (COD) was 6 times, and total suspended solids (TSS) was 3.5 times higher in the wastewater than what the Central Pollution Control Board (CPCB) in New Delhi, India, allows as standard discharge. …”
    Get full text
    Article
  10. 9030
  11. 9031

    Investigation of Hydrogeochemical Characteristics and Quality of the Water Resources in Şiran (Gümüşhane) District Center, Turkey by Ümmühan Semiz, Mehmet Ali Gücer, Selçuk Alemdağ

    Published 2021-01-01
    “…In the study area, (Ca+Mg)/(SO4+HCO3) ratios indicated the effect of silicate weathering in the waters, and the Cl/(Cl+HCO3) and (Na+K)/(Na+K+Ca) ratios show that the chemistry of waters is controlled by the chemical weathering of rock-forming minerals, hence, reflect the water-rock interaction. …”
    Get full text
    Article
  12. 9032
  13. 9033

    Histological Research and Phytochemical Characterization of <i>Capsella bursa-pastoris</i> Medik. from Bihor County, Romania by Sorina-Georgiana Onea (Minz), Annamaria Pallag, Cristina Burlou-Nagy (Fati), Tünde Jurca, Laura Gratiela Vicaș, Marian Eleonora, Neli Kinga Olah, Rita Kiss, Bianca Pașca

    Published 2025-01-01
    “…This study investigated the quantitative chemical composition of this species using the HPLC method, revealing the total content in polyphenols, flavonoids, and anthocyanins, and investigated the antioxidant potential through fluorescence recovery after photobleaching (FRAP assay), cupric ion (Cu<sup>2+</sup>) reduction, (CUPRAC assay), and a free radical scavenging method (DPPH). …”
    Get full text
    Article
  14. 9034

    Prediction of COD Degradation in Fenton Oxidation Treatment of Kitchen Anaerobic Wastewater Based on IPSO-BP Neural Network by Tianpeng Zhang, Pengfei Ji, Dayong Tian, Rui Xu

    Published 2025-01-01
    “…The Fenton oxidation process is used to treat kitchen anaerobic wastewater, and the effects of H2O2 dosage, Fe2+ dosage, reaction time and pH value on chemical oxygen demand (COD) degradation efficiency are explored. …”
    Get full text
    Article
  15. 9035
  16. 9036
  17. 9037
  18. 9038

    CBRN-p Hazards and Risks Triggered by Natural Events; Turkey Example by Ayşe Handan Dökmeci, Öznur Akduman

    Published 2022-01-01
    “…The probability of large-scale Chemical, Biological, Radiological, Nuclear and Explosive (CBRN-p) disasters that may occur with sequential effects, triggered by natural events, is generally low. …”
    Get full text
    Article
  19. 9039
  20. 9040