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  1. 881
  2. 882

    Safety assessment of mixtures of 1,9‐nonanediamine (NMDA) and 2‐methyl‐1,8‐octanediamine (MODA), for use in food contact materials by EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP), Claude Lambré, José Manuel Barat Baviera, Claudia Bolognesi, Andrew Chesson, Pier Sandro Cocconcelli, Riccardo Crebelli, David Michael Gott, Konrad Grob, Evgenia Lampi, Marcel Mengelers, Alicja Mortensen, Inger‐Lise Steffensen, Christina Tlustos, Henk Van Loveren, Laurence Vernis, Holger Zorn, Ronan Cariou, Laurence Castle, Emma Di Consiglio, Roland Franz, Nicole Hellwig, Maria Rosaria Milana, Eric Barthélémy, Daniele Comandella, Gilles Rivière

    Published 2024-04-01
    “…Abstract The EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP) assessed the safety of mixtures of 1,9‐nonanediamine (NMDA) and 2‐methyl‐1,8‐octanediamine (MODA) when used to produce polyamide food contact materials for contact with all food types for long‐term storage at room temperature and below, including heating up to 121°C for up to 2 h. …”
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    Article
  3. 883

    Solution combustion synthesis of high-entropy rare earth oxide Ce0.2La0.2Gd0.2Y0.2Lu0.2O1.6:Eu3+ phosphor with intense blue-light excitable red emission for solid-state lighting by Ziqing Yin, Yufeng Mao, Shikao Shi, Jiye Wang, Ruilong Zong

    Published 2024-11-01
    “…The luminescence internal quantum yield (QY) for the optimal high-entropy phosphor (x = 12 mol%) reaches nearly 50% and can further increase to 67.8% through a subsequent heat-treatment process at 1400 °C. The QY result is much superior to that of previously reported Eu3+-activated CeO2 as well as Y2Ce2O7 and La2Ce2O7 low-entropy composite oxides (QYs are approximately 10%–20%). …”
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    Article
  4. 884

    Solidification Properties and Ferrite Distribution Characteristics of 316H Austenitic Stainless Steel Calculated Based on Thermo-Calc by Zhao Dejiang, Pan Jixiang, Hu Huanzhang, Chen Xingrun

    Published 2025-05-01
    “…The equilibrium and non-equilibrium solidification path simulations were conducted, in combination with metallographic analysis of actual cast slab samples, to determine the optimal homogenization heat treatment parameters, thus effectively reducing the ferrite content.Prior to optimization, the slab was homogenized at 1 250 ℃ for 1 000 minutes, resulting in a final product ferrite content of 3% to 4%. …”
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  5. 885

    Analysis of the temperature factor’s influence on the pharmacotechnological parameters of the experimental cream «myco-protection plus active» for local therapy of foot mycoses (in... by R. L. Prytula, O. P. Shmatenko, I. V. Bushuyeva, V. V. Parchenko, O. P. Kileyeva

    Published 2025-06-01
    “…The purpose of the study is to detect the effects of heat treatment on the proposed formulation of the topical cream «Myco-Protection Plus Active», taking into account the temperature range typically used in the technological process of preparing emulsion systems. …”
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    Article
  6. 886

    Metaphorical Representation of the Migration Crisis as a Natural Phenomenon of the Water Element (Based on American Media Texts) by N. V. Stepanova

    Published 2021-06-01
    “…The relevance of the study of migration discourse is evident, as migration processes and, in particular, the migration crisis have a significant impact on modern society and raise a number of serious, sometimes unmanageable issues for politicians. …”
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  7. 887

    STRUCTURAL AND THERMOPHYSICAL PROPERTIES OF HARDENING CONCRETE by L. Krasulina

    Published 2012-04-01
    “…The paper demonstrates regularities of changes in structural and thermophysical properties of concrete during heat treatment process. It is established that stabilization of coefficient values for heat- and temperature conductivity of concrete corresponds to completion of the process pertaining to intensive formation of the material pore structure and indicates the possibility of transition from the stage of isothermal extraction to the stage of temperature decrease. …”
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  8. 888

    Evaluation of Atlantic cod hydrolysate properties in innovative freeze concentration techniques by Muhammad Umar Khan, Khalid Hamid, Ignat Tolstorebrov, Turid Rustad, Trygve M. Eikevik, Manabu Watanabe

    Published 2025-04-01
    “…This study investigates Atlantic cod's (Gadus morhua) physicochemical and rheological properties throughout various stages of the hydrolysis process to assess the feasibility of integrating a high-temperature heat pump system for hydrolysis and freeze concentration. …”
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  9. 889

    Optimization of Activated Carbon Synthesis from Spent Coffee Grounds for Enhanced Adsorption Performance by Geon-Woong Hyeon, Gi Bbum Lee, Da Jung Kang, Sang Eun Lee, Kwang Mo Seong, Jung-Eun Park

    Published 2025-06-01
    “…Here, this study presents a preliminary investigation into the optimal manufacturing conditions of activated-carbon adsorbents derived from SCG. SCG samples were characterized according to proximate analysis, elementary analysis, surface area, and pore volumes, then subjected to various processes (i.e., drying, carbonization, and chemical activation) with different operating parameters (temperature and time). …”
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  10. 890

    STUDY OF THE I-V RESPONSE INSb70Te30 MEMORY CELLS by M.R. Fontana, J.A. Rocca, F. Golmar, M.A. Ureña

    Published 2024-09-01
    “…Assuming that the phase change mechanisms depend on the energy per unit volume delivered to the sensitive material, it is desirable to build cells on a micrometer scale, also considering that they could eventually be integrated into microelectronic manufacturing processes. In a previous work, we observed an abrupt decrease in the resistance of Sb70Te30 base thin films deposited by laser ablation in a temperature range of approximately 445 K when the sample is heated at low rates. …”
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  11. 891
  12. 892

    Pengaruh Suhu Kalsinasi terhadap Karakteristik Komposit Forsterit-Karbon Tersintesis dalam Medium Gas Argon by Solihudin Solihudin, Haryono Haryono, Atiek Rostika Noviyanti, Muhammad Rizky Ridwansyah

    Published 2020-09-01
    “…Forsterite-carbon composite is one of the material modifications of forsterite, which potentially has a good heat insulation property. Carbon in composites can fill point defects in forsterite crystals. …”
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  13. 893

    Comparative Evaluation of Water Sorption and Surface Roughness in Acrylic Denture Bases Fabricated by Conventional and CAD/CAM Techniques by Mina Mohaghegh, Elham Ansarifard, Fateme Erfanizade, Masume Taghva, Zahra Pouladi

    Published 2024-11-01
    “…Similarly, CAD/CAM milled samples demonstrated significantly lower water sorption rates compared to heat-cured specimens (P<0.001).Conclusion: The CAD/CAM acrylic dentures exhibited smoother surfaces and lower water sorption rates compared to heat-processed acrylic dentures, making them a more effective choice for denture fabrication.…”
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  14. 894

    Rapid Microwave Irradiation-Enhanced Detoxification and Mineralization of Cr(VI) by FeS<sub>2</sub>/ZVI Composites by Xiaoming Zhang, Haiying Wang, Mengying Si, Qi Liao, Zhihui Yang, Qi Li, Weichun Yang

    Published 2025-04-01
    “…Moreover, MW irradiation-assisted processes facilitated the mineralization of reduced Cr(III) to stable spinel FeCr<sub>2</sub>O<sub>4</sub>. …”
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  15. 895
  16. 896

    渗碳后空冷对22CrMnMo钢组织的影响 by 韩存仓, 林士兰

    Published 2010-01-01
    “…Through taking the cracking samples of air cooling after carburizing in 22CrMnMo steel parts,the morphology and features of cracks are anlyzed and that the air cooling after carburizing is the cause of forming cracks in the heat treatment process is coneluded.The further study of the mechanism indicates that 22CrMnMo steel parts of air cooling after carburizing forms different structures from surface to core and the method of improving carburizing cooling process is put forward,which provides help for manufacturing enterprises to solve quality problems of products.…”
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  17. 897

    The Mobile Complex of Chemical Control as the Basis of Technical Equipment of the Mobile Diagnostic Group of the 33 Central Scientific Research Test Institute of the Ministry of De... by V. A. Inozemtsev, A. K. Zhokhov, A. Yu. Boyko, A. S. Samorodov, A. V. Zhidyaev, A. A. Braginets

    Published 2021-06-01
    “…The complex is equipped with modern analytical equipment, means of communications, navigation, information processing and automatic meteorological observation, with the life support kit, autonomous power and water supply systems, exhaust ventilation, heating and air conditioning systems. …”
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  18. 898
  19. 899
  20. 900

    Gas-phase deposition of cavitation-resistant coatings based on boron carbide by A. Yu. Zhuravlov, A. V. Shijan, B. M. Shirokov

    Published 2018-11-01
    “…A sample with a carbide-borne coating is 2.5 times less cavitation wear than austenitic steel. …”
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