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Showing 81-100 of 8,636 results
  1. Dye-Based Organogels: Stimuli-Responsive Soft Materials Based on One-Dimensional Self-Assembling Aromatic Dyes

    In this review, low molecular-weight organogel based on aromatic dye molecules and its stimuli-responsiveness were summarized. Aromatic dyes from...
    Tsutomu Ishi-i, Seiji Shinkai in Supermolecular Dye Chemistry
    Chapter
  2. Molecular ion formation on activated field emitters in atmospheric pressure field desorption mass spectrometry

    Atmospheric pressure field desorption (APFD) mass spectrometry (MS) has recently been explored as a new contribution to the field of ambient...

    Matthias Hoyer, Jürgen H. Gross in Analytical and Bioanalytical Chemistry
    Article Open access 24 March 2023
  3. Determination of Polycyclic Aromatic Hydrocarbons in Seafood by PLE-LC-APCI-MS/MS and Preliminary Risk Assessment of the Northeast Brazil Oil Spill

    In 2019, a vast oil spill reached more than 4,000 km of the Brazilian coast, leading to an urgent action, which included the assessment of seafood...

    Ana Paula Zapelini de Melo, Rodrigo Barcellos Hoff, ... Pedro Luiz Manique Barreto in Food Analytical Methods
    Article 09 March 2022
  4. Quantification of Higher Molecular Weight Polycyclic Aromatic Hydrocarbons in Water Samples by Modified Magnetic Nanoparticle and Gas Chromatography–Mass Spectrometry

    A novel and unconventional of pre-concentration method and extraction of selected HMW-PAHs (higher molecular weight polycyclic aromatic hydrocarbons)...

    Bassam F. Alfarhani, Rana A. Hammza, E. H. Ghazvini Zadeh in Chemistry Africa
    Article 14 October 2022
  5. Preparation of Ag3PO4/Bi2Zr2O7/MoS2 composite catalyst and its catalytic activity in the degradation of polycyclic aromatic hydrocarbons

    In this study, a dual Z-scheme heterojunction system of Ag 3 PO 4 /Bi 2 Zr 2 O 7 /MoS 2 was constructed based on the good bandgap alignment among Bi 2 Zr 2 O 7 , Ag 3 PO

    Yiwen Wang, Weixiong Feng, ... Jiaru Han in Reaction Kinetics, Mechanisms and Catalysis
    Article 10 February 2024
  6. Recent advancements in organic chemosensors for the detection of Pb2+: a review

    Lead (Pb) is an abundant heavy metal with various applications in the modern and industrialized world, like its utilization in pigments, gasoline,...

    Hamed M. Al-Saidi in Chemical Papers
    Article 21 April 2023
  7. Determination of Benzo[a]pyrene in Roast Meat by In Situ Growth of Covalent Organic Framework on Titanium Wire for Solid-Phase Microextraction Coupled with GC-FID

    Benzo[a]pyrene (BaP) is a kind of trace pollutant commonly found in environment, food, and organism. It has been widely concerned because of its...

    Yue-Hong Pang, Miao Sun, ... Cheng Yang in Food Analytical Methods
    Article 07 July 2020
  8. Inter-comparability of analytical laboratories in quantifying polycyclic aromatic hydrocarbons collected from industrial emission sources

    We report an inter-laboratory comparison of analytical laboratories involved in the quantification of polycyclic aromatic hydrocarbons (PAHs)...

    Adam Lilley, Marc D. Coleman, ... Martin J. Clack in Accreditation and Quality Assurance
    Article Open access 03 May 2022
  9. Computational Study on the Atmospheric Oxidation Mechanism of 6-Chlorobenzo[a]pyrene Initiated by OH Radicals

    Abstract

    Density functional theory (DFT) calculations at the MPWB1K/ 6-311+G(3 df ,2 p ) level were performed to study OH-initiated atmospheric oxidation...

    **aolan Zeng, **aozi Sun, Heyu Wang in Russian Journal of Physical Chemistry A
    Article 01 December 2019
  10. Analysis of lowest energy transitions at TD-DFT of pyrene in vacuum and solvent

    Polycyclic aromatic hydrocarbons are present in interstellar medium and trapped in water ice. Among these compounds, pyrene has a controversial...

    Eric L. Graef, João B. L. Martins in Journal of Molecular Modeling
    Article 07 June 2019
  11. On-surface synthesis of disilabenzene-bridged covalent organic frameworks

    Substituting carbon with silicon in organic molecules and materials has long been an attractive way to modify their electronic structure and...

    Kewei Sun, Orlando J. Silveira, ... Shigeki Kawai in Nature Chemistry
    Article Open access 07 November 2022
  12. 1-Pyrene carboxylic acid functionalized carbon nanotube-gold nanoparticle nanocomposite for electrochemical sensing of dopamine and uric acid

    A highly sensitive, selective and cost effective method is described for sensing dopamine (DA) and uric acid (UA). A glassy carbon electrode...

    Biyas Posha, Haritha Kuttoth, Neelakandapillai Sandhyarani in Microchimica Acta
    Article 06 September 2019
  13. Inconsistency between molecular structure and energy affecting the dipolar strength between electronic states: a probe into unique inter functional correlations among CAM-B3LYP, LC-\(\omega\)HPBE, \(\omega\)-B97XD functionals

    Density Functional Theory (DFT) suffers from a strong dichotomy between accuracy and consistency. There exists a paucity of a generic linear route to...

    Sourav Dutta, Archita Patnaik in Journal of Chemical Sciences
    Article 25 March 2024
  14. Atmospheric pressure field desorption-trapped ion mobility-mass spectrometry coupling

    While field ionization (FI) and field desorption (FD) are established soft vacuum ionization methods in mass spectrometry (MS), the technique of...

    Article Open access 08 April 2024
  15. Density functional theory investigation of photoelectric conversion in graphene quantum dot/Ir(III) complex nanocomposites: the influence of π-conjugation in cyclometalating ligands

    Abstract

    Using density functional theory (DFT), this study investigates the photoelectric performance of nanocomposites formed by coupling graphene...

    Article 17 September 2023
  16. Adsorption of polycyclic aromatic hydrocarbons (PAHs) by nano-material-reinforced fibrous casings in smoked sausages

    The present study aimed at the casing of nano-material-reinforced fibrous for adsorbing polycyclic aromatic hydrocarbons (PAH) generated during the...

    Sahra Farhadi, Majid Javanmard dakheli in Polymer Bulletin
    Article 12 January 2023
  17. Lateral epitaxial growth of two-dimensional organic heterostructures

    Two-dimensional organic lateral heterostructures (2D OLHs) are attractive for the fabrication of functional materials. However, it is difficult to...

    Qiang Lv, Xue-Dong Wang, ... Liang-Sheng Liao in Nature Chemistry
    Article 30 November 2023
  18. Risk assessment of polycyclic aromatic hydrocarbons in meat and edible oils: results of a total diet study in South Korea

    Polycyclic aromatic hydrocarbons (PAHs) constitute carcinogens. In this study, the risk of PAHs being consumed through meat and edible oils was...

    Jisu Choi, Hee Joon Yoo, ... Kwang-Won Lee in Food Science and Biotechnology
    Article 29 July 2022
  19. Evaluation of polycyclic aromatic hydrocarbons content of herbal medicine products in Korea by HPLC-FLD

    The objective of this study was to quantify four polycyclic aromatic hydrocarbons (PAH4) in herbal medicine products in Korea. The PAH4 (benzo[ a ]anthr...

    Yong-Yeon Kim, Han-Seung Shin in Food Science and Biotechnology
    Article 16 September 2022
  20. Exploring the interaction of dietary fiber hydroxypropyl methylcellulose and biosurfactant sodium deoxycholate

    The interaction of dietary fiber and biosurfactant bile salt, and the fundamental concept of their aggregation process, may have implications for...

    Sagar Kumar Behera, Monalisa Mohapatra in Colloid and Polymer Science
    Article 15 September 2022
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