Showing 661 - 677 results of 677 for search 'Composition studies', query time: 0.06s Refine Results
  1. 661

    Sustainable pectin extraction from Riang husk using ultrasound-assisted extraction with deep eutectic solvents and its potential in antipollution products by Manee Saelee, Hla Myo, Nuntawat Khat-udomkiri

    Published 2025-03-01
    “…., commonly known as Riang, has emerged as a promising source for developing antipollution products due to its characteristics. This study investigates the use of ultrasound-assisted extraction (UAE) combined with deep eutectic solvents (DESs) as a sustainable and efficient method for optimizing pectin extraction from Riang husks through the evaluation of a central composite design (CCD), and the structural, functional, and rheological characteristics of the extracted pectin. …”
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  2. 662

    Variation in soil enzyme activity with amendments of biochar and polyacrylamide in coal gangue soils by Qiuyun Fan, Na Li, Yuqing Geng, Ying Dong, ChaoYing Zhang

    Published 2025-02-01
    “…Abstract Coal gangue is a prevalent solid waste material, and its utilization presents an urgent challenge. This study investigates the impact of incorporating biochar (BC) and polyacrylamide (PAM) into a composite matrix of coal gangue soil (CGS). …”
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  3. 663
  4. 664

    Potassium-pillared Na4FeV(PO4)3@C cathode for high-performance sodium-ion batteries by Jiafeng Zhou, Wei Zhang, Jin Bai, Qingqing Wang, Bo Ding, Hao Gong

    Published 2025-04-01
    “…However, it still suffers from the toxicity and high cost of vanadium elements, coupled with low electronic conductivity. In this study, we partially substituted V with the environmentally friendly and cost-effective transition element Fe and doped K into the Na site to fabricate a series of Na4-xKxFeV(PO4)3@C composites using a facile sol-gel method. …”
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  5. 665

    The Unignorable Near-ground PM2.5, UFP, PAHs, and BC Levels around a Traffic Prohibited Night Market by Sheng-Lun Lin, Hongjie Zhang, Ming-Yeng Lin, Shih-Wei Huang

    Published 2023-03-01
    “…Abstract In some special densely populated areas, the background atmospheric fine particulate matter (PM2.5) concentration is very high, which makes near-ground (NG) exposure a major problem endangering human health. In our study, the night market in Chiayi City was selected as the research object and collected the 24-hour PM2.5 samples through the federal reference method (FRM), characterizing the mass concentration, water-soluble ionic components, carbon specious, metal compositions and source contributions of PM2.5. …”
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  6. 666

    MINERAL FORMATION CONDITIONS IN ACID MAGMATIC SYSTEMS RELATED TO THE FORMATION OF MASSIVE SULFIDE DEPOSITS OF THE URALS AND ALTAI-SAYANY AREA by V.A. Simonov, V.V. Maslennikov, A.V. Kotlyarov

    Published 2021-12-01
    “…Studies of melt inclusions in quartz indicate the similarity of acid magmatic systems of massive sulfide deposits in the Urals and Altai-Sayany region. …”
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  7. 667

    Enhanced characterization of non-metallic inclusions in ultra-high-strength steels using advanced synchrotron-based X-ray absorption spectroscopy and chemometric analysis by Mourad Kharbach, Mohammed Alaoui Mansouri, Ekta Rani, Harishchandra Singh, Tuomas Alatarvas, Brice Sarpi, Lin Zhu, Yuran Niu, Alexei Zakharov, Ilkka Launonen, Marko Huttula, Mikko J. Sillanpaa, Samuli Urpelainen

    Published 2025-03-01
    “…This study leverages synchrotron radiation-based X-ray absorption photoemission electron microscopy (X-PEEM) to investigate non-metallic inclusions (NMIs) in ultra-high-strength steels. …”
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  8. 668
  9. 669

    Derivation of a simple risk calculator for predicting clinical worsening in patients with pulmonary hypertension due to interstitial lung disease by K. El-Kersh, R. Bag, N. Bhatt, C. King, A. Waxman, F. Rischard, H. Kim, D. Cella, E. Shen, SD Nathan

    Published 2025-02-01
    “…Methods: The INCREASE study was a 16-week study that evaluated inhaled treprostinil in patients with ILD-PH. …”
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  10. 670

    Rapid landslide detection from free optical satellite imagery using a robust change detection technique by Rosa Coluzzi, Angela Perrone, Caterina Samela, Vito Imbrenda, Salvatore Manfreda, Letizia Pace, Maria Lanfredi

    Published 2025-02-01
    “…The RGB color composite image obtained by stacking δTCTBrightness, δTCTGreenness, and δTCTWetness, as the intensity of red (R), green (G) and blue (B) was able to provide information on landscape changes supported by the physical nature of the TCT indices, by associating the colors to the physical characteristics of the changes. …”
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  11. 671

    High performance synthetic fiber-reinforced concrete mixed with nanoparticles: A proof-of-concept green railway sleeper product by Radhika Sridhar, Satjapan Leelatanon, Monthian Setkit, Thanongsak Imjai, Elhem Ghorbel, Boksun Kim

    Published 2025-03-01
    “…To further enhance structural integrity, the study incorporates fibers such as polypropylene fiber (PPF) and polyvinyl alcohol fiber (PVA) at a constant volume fraction of 0.5%. …”
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  12. 672

    Electrodeposited CdTe solar cells using low-purity Cd precursors & the effect of chemical purity by Ashfaque E. Alam, Hussain I. Salim, Ayotunde A. Ojo, Imyhamy M. Dharmadasa

    Published 2024-05-01
    “…The as-deposited (AD) layers were heat-treated in the air with CdCl2. The structural, compositional, electrical, optical, and morphological characterizations of the CdTe thin films were studied, and the optimal growth voltage for achieving stoichiometric CdTe has been identified. …”
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  13. 673

    The optimization of calcareous soil cation exchange capacity via the feather hydrolysate and N-P fertilizers integration by Doaa A. Goda, Eman H. El-Gamal, Mohamed Rashad, Yasser R. Abdel-Fattah

    Published 2025-02-01
    “…The main goals of the present study were to generate protein lysate from discarded feathers (enriched in different amino acids) through solid-state fermentation using Box-Behnken design (BBD). …”
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  14. 674

    One-step diagnosis of infection and lung cancer using metagenomic sequencing by Shaoqiang Li, Yangqing Zhan, Yan Wang, Weilong Li, Xidong Wang, Haoru Wang, Wenjun Sun, Xuefang Cao, Zhengtu Li, Feng Ye

    Published 2025-02-01
    “…Conclusions Onco-mNGS has exhibited exceptional efficiencies in the detection and differentiation of infection and lung cancer. This study provides a novel technological option for achieving single-step precise and swift detection of lung cancer. …”
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  15. 675

    Sources of PM2.5 Oxidative Potential during Haze and Non-haze Seasons in Chiang Mai, Thailand by Pitakchon Ponsawansong, Tippawan Prapamontol, Kittipan Rerkasem, Somporn Chantara, Kraichat Tantrakarnapa, Sawaeng Kawichai, Guoxing Li, Cao Fang, Xiaochuan Pan, Yanlin Zhang

    Published 2023-07-01
    “…These results suggest that during haze episodes, higher levels of PM2.5 and its chemical compositions play a crucial role on OP, particularly DTTv activity, which may induce oxidative stress in human body.…”
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  16. 676

    Steady-state mixing state of black carbon aerosols from a particle-resolved model by Z. Zhang, Z. Zhang, J. Wang, J. Wang, J. Wang, J. Wang, N. Riemer, C. Liu, C. Liu, Y. Jin, Y. Jin, Z. Tian, Z. Tian, J. Cai, J. Cai, Y. Cheng, Y. Cheng, G. Chen, G. Chen, B. Wang, B. Wang, S. Wang, A. Ding, A. Ding

    Published 2025-02-01
    “…However, due to computational constraints, the mixing state is challenging to accurately represent in large-scale models. In this study, we employ a particle-resolved model to simulate the evolution of BC mixing state based on field observation. …”
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  17. 677

    Exometabolomic exploration of culturable airborne microorganisms from an urban atmosphere by R. Jin, W. Hu, W. Hu, P. Duan, M. Sheng, D. Liu, Z. Huang, M. Niu, L. Wu, J. Deng, P. Fu, P. Fu

    Published 2025-02-01
    “…Here, we cultured typical bacterial and fungal species isolated from the urban atmosphere using tryptic soy broth (TSB) and Sabouraud dextrose broth (SDB), respectively, and investigated their exometabolites to elucidate their potential roles in biogeochemical cycles. Molecular compositions of exometabolites were analyzed using ultrahigh-resolution Fourier transform ion cyclotron resonance mass spectrometry. …”
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