Zobrazeno 1 - 10
of 777
pro vyhledávání: '"Copper metal"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract This study presents a novel method for nanocellulose production using [Bmim]Cl as a green solvent, with enhanced hydrolysis efficiency achieved through the addition of a transition metal complex as a catalyst. The redox capability of the tra
Externí odkaz:
https://doaj.org/article/4786eb3b96254a65a98aa23105aa5280
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract In this research, we present a novel design protocol for the in-situ synthesis of MgAl layered double hydroxide-copper metal–organic frameworks (LDH-MOFs) nanocomposite based on the electrocoagulation process and chemical method. The overa
Externí odkaz:
https://doaj.org/article/e72b2970d3f944e69736c9ce276e884c
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract The diffuse presence of small copper ore deposits in the Alpine area, mostly exploited since Late Medieval times, led most scholars to assume that these deposits may actually be active much earlier and that many of the circulating prehistori
Externí odkaz:
https://doaj.org/article/6ec5738820f642c4872ba08194e93957
Autor:
Abdul Samad, Sajjad Arif, Salman Ansari, Muhammed Muaz, Mohammad Mohsin, Anwar Ulla Khan, Mohammad Ehtisham Khan, Abdullateef H. Bashiri, Waleed Zakri, Wahid Ali
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 2290-2312 (2024)
In the present study, copper matrix composites were successfully produced through the powder metallurgy route by applying the electrical resistance sintering technique. Copper composites were reinforced with 5 wt. % TiC and different concentrations o
Externí odkaz:
https://doaj.org/article/22f2cdc9dead47a6b54c080c535c69be
Autor:
Shahram Azizifar, Mengjie Song, Christopher Yu Hang Chao, Seyyed Hossein Hosseini, Libor Pekař
Publikováno v:
International Journal of Thermofluids, Vol 22, Iss , Pp 100605- (2024)
The study aims to numerically investigate the flow boiling of Al2O3/H2O and CuO/H2O nanofluids and water in pipes filled with copper metal foams. Four different values of porosity and three values of pore density have been used. To perform numerical
Externí odkaz:
https://doaj.org/article/38c70964d61d469fb71be8145ffbd2ac
Publikováno v:
Buildings, Vol 14, Iss 8, p 2322 (2024)
Latent Heat Transfer Thermal Energy Storage (LHTES) units are crucial in managing the variability of solar energy in solar thermal storage systems. This study explores the effectiveness of strategically placing layers of anisotropic and uniform metal
Externí odkaz:
https://doaj.org/article/923473ed54eb4f04a977853a96c3dc4c
Study on Preparation and Corrosion Resistance of Fluorine Free Copper Based Superhydrophobic Surface
Publikováno v:
Cailiao Baohu, Vol 56, Iss 6, Pp 22-26 (2023)
Corrosion failure is the bottleneck for restricting the application and development of copper-based metal materials. As a new technology of improving corrosion resistance, superhydrophobic surface provides an effective way to solve the problem of cop
Externí odkaz:
https://doaj.org/article/89efbaf88d85423d91fcbfd9763529f7
Autor:
Jinmei Cheng, Yushun Dou, Jiaxin Li, Tingting You, Yihai Wang, Mengchuan Wang, Shengjun Shi, Shenghui Peng, Chun-hui Cui, Xiaopin Duan, Jisheng Xiao
Publikováno v:
Materials & Design, Vol 238, Iss , Pp 112638- (2024)
Critical limb ischemia (CLI) remains a significant clinical challenge with high morbidity and mortality. Considering the critical role of hypoxia-inducible factor 1α (HIF-1α) in hypoxic site to induce angiogenesis by regulating the expression of gr
Externí odkaz:
https://doaj.org/article/e55002e844c940e082d2da807e531950
Autor:
Adnan Hashim Abdulkadhim, Suhair Mohammad Husein Kamona, Haider Falih Shamikh Al-Saedi, Anmar Ghanim Taki, Abdul-Hameed. M. Hamoody, Sarah A. Hamood, Safia Obaidur Rab, Ahmed Ali Amir, Ashwaq Talib Kareem, Ahmed Alawadi, Ali Ihsan
Publikováno v:
Frontiers in Chemistry, Vol 11 (2024)
Recently, nanoscience, especially metal–organic frameworks (MOFs), has been used to increase the effectiveness and properties of drugs. In this study, by using microwave irradiation; penicillin, which is a known antibiotic; and copper metal–organ
Externí odkaz:
https://doaj.org/article/406963d4d92946f784674b8b46733dfa
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 4, Pp 1308-1320 (2023)
In this study, a novel Mg production process for producing high-purity Mg metal from dolomite was developed. When the electrolysis of calcined dolomite was conducted using Cu cathode and C anode in MgF2 – LiF molten salt at 1083–1173 K by applyin
Externí odkaz:
https://doaj.org/article/35346a24abbe4cafab17702071c4f561