Showing 1,601 - 1,620 results of 1,928 for search '"atom"', query time: 0.09s Refine Results
  1. 1601

    Evaluation of Heavy and Trace Metals in Fingernails of Young School Children and Adults in Ilorin, Kwara State, Nigeria by HK Okoro, ST Alao, GB Adebayo, KA Basheer

    Published 2015-07-01
    “…The aim of this study was to determine the level of heavy metals (Fe and Cu) and trace elements (Mg and K) in the fingernails of young school children and some selected adults using atomic  absorption spectrophotometer techniques for metal analysis. …”
    Get full text
    Article
  2. 1602

    Thermal Stability and Tribological Performance of DLC-Si–O Films by Nutthanun Moolsradoo, Shinya Abe, Shuichi Watanabe

    Published 2011-01-01
    “…%O after annealing demonstrated almost constant atomic contents until annealing at 600°C in vacuum. …”
    Get full text
    Article
  3. 1603
  4. 1604

    HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE by H. A. Owoicho, F.J. Ikpa, C.C. Iheukwumere, R. A. I. Ega

    Published 2023-08-01
    “…The concentration of the heavy metals were analyzed using Atomic Absorption Spectrophotometry (AAS) 6800. The mean concentration of As, Cd, Cr, and Pb in the yams were 1.3887, 0.0126, 0.0452, and 0.0286 Mg/kg. …”
    Get full text
    Article
  5. 1605

    Assessment of forest soil contamination by heavy metals in the Polish National Park near Warsaw by Aneta Łukaszek-Chmielewska, Joanna Rakowska, Marzena Rachwał, Olga Stawarz

    Published 2025-02-01
    “…The content of the cadmium, lead, manganese and chromium (using atomic emission spectroscopy with induction-coupled plasma), as well as granulometric composition, pH value and nitrogen and total carbon content, were conducted on soil samples taken from the surface layer (0–10 cm) in the protected area of the Kampinos National Park in Poland. …”
    Get full text
    Article
  6. 1606

    Green Biosynthesis of Silver Nanoparticles from Moringa oleifera Leaves and Its Antimicrobial and Cytotoxicity Activities by Gufran Mahmood Mohammed, Sumaiya Naeema Hawar

    Published 2022-01-01
    “…Scanning electron microscopy imaging shows that the atoms are spherical in shape and the average size is 17 nm. …”
    Get full text
    Article
  7. 1607

    Comparison of Efficacy of Azithromycin with Ciprofloxacin in the Treatment of Uncomplicated Enteric Fever in Children by Maimoona Akram, Qurrat ul Ain, Ayesha Tariq, Samra Javed, Kiran Nayab, Sampana Fatima

    Published 2025-01-01
    “…   Objective: To compare the effectiveness of azithromycin to ciprofloxacin in the management of uncomplicated enteric fever in children between 6-12 years of age in the paediatrics department of Pakistan Atomic Energy Commission (PAEC) General Hospital. …”
    Get full text
    Article
  8. 1608

    Impact of micromechanical properties of organic matter on the micro-mesopore structures of the over-mature shale in the Niutitang Formation by Hang Lei, Wenjibin Sun, Yujun Zuo, Zhonghu Wu, Qichi Dai, Wei Lv, Yueqin Li, Xionggang Xie

    Published 2025-02-01
    “…In this study, shale cores from the Niutitang Formation have been specifically chosen for OM isolation, adsorption testing, atomic force microscopy examination, and focused ion beam scanning electron microscopy (FIB-SEM) analysis to assess the micromechanical properties of OM and pore structures. …”
    Get full text
    Article
  9. 1609

    Basis Set Effects in the Description of the Cl-O Bond in ClO and XClO/ClOX Isomers (X = H, O, and Cl) Using DFT and CCSD(T) Methods by Kenneth Irving, Martina Kieninger, Oscar N. Ventura

    Published 2019-01-01
    “…For the calculation of enthalpies of formation, atomization and isodesmic reactions were employed. Both the precision of the methods with respect to the increase of the basis sets, as well as their accuracy, were gauged by comparing the results with the more accurate CCSD(T) calculations, performed using the same basis sets as for the DFT methods. …”
    Get full text
    Article
  10. 1610

    Influence of Test Protocol on Filtration Efficiency of Medical Face Mask Material by Aurélie Joubert, Ala Bouhanguel, Yves Andrès, Laurence Le Coq

    Published 2023-11-01
    “…Several polydisperse test aerosols were used - DEHS, alumina, HOLI, NaCl, Staphylococcus epidermidis and Emesvirus zinderi (MS2) - produced by liquid atomization and/or powder dispersion, and sized by optical and aerodynamic counters or cascade impactors. …”
    Get full text
    Article
  11. 1611

    Effect of bleaching materials and whitening mouth wash on surface roughness of two types of composite resin materials nanohybrid and nanofill: an In‐vitro Study by Manal M. Taher, Nsar M. Aziz, Intesar S. Toma

    Published 2022-02-01
    “…Each group were analyzed and tested before exposing to bleaching system that considered as control, by using surface roughness (Ra) machine using atomic force microscopy. Three bleaching system then used, hydrogen peroxide 35% with laser and carbamide peroxide 10% three times each time for 15 minutes while whitening mouth wash for 1 minute/ day for one month. …”
    Get full text
    Article
  12. 1612

    Assessment of lead and cadmium exposure through olive and corn oil consumption in Gonbad-Kavus, north of Iran: A public health risk analysis by Janan Tayeb, Mohammadhosein Movassaghghazani

    Published 2025-06-01
    “…This study assessed their levels in commercial and traditional olive and corn oils from Gonbad-Kavus City using graphite furnace atomic absorption spectrometry after microwave digestion. …”
    Get full text
    Article
  13. 1613

    Investigation of possibilities for high heavy metal content sludges utilization by incorporating them in concrete products by Simeonova A., Petkov A., Delchev N., Balgaranova J.

    Published 2006-01-01
    “…The metal concentration in eluates was determined by Atomic Spectral Analysis.…”
    Get full text
    Article
  14. 1614

    Photodiagnosis and photodynamic recognition of cervical cancer with SEM and AFM images. by Sevcan Aytaç, Gürkan Özbey

    Published 2025-01-01
    “…At the time of the literature review, images of the same patients taken from Scanning Electron Microscope (SEM) and Atomic Force Microscope (AFM) for early diagnosis of cervix cancer have not been addressed to date. …”
    Get full text
    Article
  15. 1615
  16. 1616

    Synthesis, characterization and evaluation biological activity of some 2-mercaptobinzemidazol complexes by Anfal Salam Al-Mahdawi, Noor Sabah Al-Obaidi, Amna Ali Ahmad, Tabarak Ali Jumaa, Zahraa Ali Abas, Haider Salah Mahdi

    Published 2025-01-01
    “…The synthesized complexes were characterize by measuring ultraviolet spectroscopy, the wave length (λ nm) (318, 333.4) of ligand (272, 296.2, 624.8), (254, 306), (257, 311) and (262, 314) of synthesized complexes respectively, then by infrared spectroscopy (FTIR) the results of the infrared spectroscopic examination showed the shifted in the absorption bands of (S-H) and (N-H) groups of the ligand as a result of coordination, molar conductivity, atomic absorption (AAS) spectroscopy and ratio of elements (CHNS) to determine the formulas of the complexes, the complexes shown a distorted octahedral crystal structure, and the molecular formula of the complexes was [M (C7H6N2S)2Cl2]. …”
    Get full text
    Article
  17. 1617

    Heavy metals accumulation in lichens Parmeliaceae and mahogany bark as an indicator of air and pollution levels in several locations in Bandung City by Putri Nurul Fitriyyah, Taufikurahman

    Published 2024-05-01
    “…The samples were analyzed using Atomic Absorption Spectrophotometry (AAS) to measure the concentration of heavy metals. …”
    Get full text
    Article
  18. 1618

    Geopolymers in nuclear waste storage and immobilization: mechanisms, applications, and challenges by M. Houhou, N. Leklou, H. Ranaivomanana, JD. Penot, S. de Barros

    Published 2025-02-01
    “…Abstract According to the latest report by the International Atomic Energy Agency (IAEA), nuclear facilities generate over 30 tons of high-level radioactive waste and 300,000 tons of medium-level waste annually, highlighting the need for secure immobilization methods to safeguard environmental and public health. …”
    Get full text
    Article
  19. 1619

    Molecular Dynamics-Based Two-Dimensional Simulation of Powder Bed Additive Manufacturing Process for Unimodal and Bimodal Systems by Yeasir Mohammad Akib, Ehsan Marzbanrad, Farid Ahmed

    Published 2025-01-01
    “…A two-dimensional powder bed was developed in this work using the LAMMPS (Large-scale Atomic/Molecular Massively Parallel Simulator) package to better understand the effect of bimodal and unimodal particle size distribution on powder bed packing. …”
    Get full text
    Article
  20. 1620

    Morphological Effect of CNT/TiO2 Nanocomposite Photoelectrodes Dye-Sensitized Solar Cell on Photovoltaic Performance with Various Annealing Temperatures by Mohd Zikri Razali, Huda Abdullah, Izamarlina Asaahari

    Published 2015-01-01
    “…The X-ray diffraction patterns show that the films consisted of anatase and rutile phases with large crystallite sizes due to temperature increment. The atomic force microscopy analysis presents the thin film roughness in terms of root mean square roughness. …”
    Get full text
    Article