Výsledky vyhledávání - "CHROMIUM oxide"

Structural and radiation shielding properties of chromium oxide doped borosilicate glass Autor Aktas, B., Yalcin, S., Dogru, K., Uzunoglu, Z., Yilmaz, D.

“…Chromium oxide (Cr2O3)-doped borosilicate (BS) glasses were prepared by melt quenching of mechanically alloyed Cr2O3 and BS powders. The structural properties…”
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Iridium‐Chromium Oxide Nanowires as Highly Performed OER Catalysts in Acidic Media Autor Gou, Wangyan, Zhang, Mingkai, Zou, Yong, Zhou, Xuemei, Qu, Yongquan

“…The oxygen evolution reaction (OER) severely restricts the efficiency of electrolyzers due to its sluggish kinetics. In particular, only a few OER…”
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Preparation and Characterization of Copper Chromium Oxide Nanoparticles Using Modified Sol‐Gel Route and Evaluation of Their Microwave Absorption Properties Autor Peymanfar, Reza, Khodamoradipoor, Niloofar

“…In this study, simple, broadband, robust, and affordable microwave absorbing nanocomposites are prepared using CuCr2O4 nanoparticles as guests and silicone…”
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CrOx supported on high-silica HZSM-5 for propane dehydrogenation Autor Hu, Zhong-Pan, Wang, Yansu, Yang, Dandan, Yuan, Zhong-Yong

“…Industrial propane dehydrogenation (PDH) catalysts generally suffer from low catalytic stability due to the coke formation onto the catalyst surface to cover…”
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Effect of temperature variation on the corrosion behaviour and semiconducting properties of the passive film formed on chromium oxide coatings exposed to saline solution Autor Oje, A.M., Ogwu, A.A., Rahman, S.Ur, Oje, Alex.I., Tsendzughul, Nathaniel

“…•RF sputtered chromium oxide coatings were tested in saline solution at a temperature range 25 to 65° C.•The prepared coatings were confirmed to be mainly…”
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Synthesis of pure nano Cr2O3 from chromite ore by a novel method and investigation of its composites with bentonite for their photocatalytic properties Autor Khatamian, Maasoumeh, Dastar, Elham, Fazli-Shokouhi, Sara, Hosseini Nami, Shamin

“…In the present study, nano Cr 2 O 3 was prepared with a novel method from chromite ore. In this method, K 2 Cr 2 O 7 was prepared by alkaline melting of…”
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Chromium coatings from trivalent chromium plating baths: Characterization and cathodic delamination behaviour Autor Prabhakar, J. Manoj, Varanasi, Rama Srinivas, da Silva, Cauê Corrêa, Saood, Saba, de Vooys, Arnoud, Erbe, Andreas, Rohwerder, Michael

“…[Display omitted] •Electrodeposition from Cr3+ electrolytes results in a complex structure and composition.•The electrodeposited oxide is amorphous and…”
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Effect of Surface Oxidation on Oxidative Propane Dehydrogenation over Chromia: An Ab Initio Multiscale Kinetic Study Autor Huš, Matej, Kopač, Drejc, Bajec, David, Likozar, Blaž

“…An increasingly utilized way for the production of propene is propane dehydrogenation. The reaction presents an alternative to conventional processes based on…”
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Ternary nanostructures of Cr2O3/graphene oxide/conducting polymers for supercapacitor application Autor Asen, Parvin, Shahrokhian, Saeed, zad, Azam Iraji

“…In this work, nanostructured composites of Cr2O3-graphene oxide (Cr2O3/GO) with conducting polymers; polyaniline (PANI) and polypyrrole (PPy) with the shape of…”
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Magnetism and Optical Anisotropy in van der Waals Antiferromagnetic Insulator CrOCl Autor Zhang, Tianle, Wang, Yimeng, Li, Hexuan, Zhong, Fang, Shi, Jia, Wu, Minghui, Sun, Zhaoyang, Shen, Wanfu, Wei, Bin, Hu, Weida, Liu, Xinfeng, Huang, Li, Hu, Chunguang, Wang, Zhongchang, Jiang, Chengbao, Yang, Shengxue, Zhang, Qing-ming, Qu, Zhe

“…van der Waals (vdW) magnetic insulators are of significance in both fundamental research and technological application, but most two-dimensional (2D) vdW…”
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AC conductivity and dielectric properties of Cr2O3 doped SrO–P2O5 glasses Autor El-Damrawi, G., Abdelghany, A.M., Madshal, M.A.

“…Cr2O3 doped glasses in the binary SrO–P2O5 system were synthesized via melt annealing route. The dielectric behaviors of studied glasses were collected using…”
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Comprehensive study on corrosion protection properties of Al2O3, Cr2O3 and Al2O3–Cr2O3 ceramic coatings deposited by plasma spraying on carbon steel Autor Zamani, Pejman, Valefi, Zia, Jafarzadeh, Kourosh

“…In this study, individual Al2O3 and Cr2O3 coatings and Cr2O3-25, 50, 75 wt% Al2O3 composite coatings were applied on carbon steel by atmospheric plasma…”
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Chromium oxide nanoparticles in‐situ immobilized onto nitrogen‐doped carbon plates with boosted catalytic activity toward nitrogen reduction reaction Autor Wang, Jing, Tang, Chenbo, Liufu, Hui, Zeng, Xia, Huang, Ziyi, Ma, Lin, Li, Hanjia, Chen, Yajie, Sun, Jinyi

“…A chromium oxide‐based nanocomposite (Cr 2 O 3 @NC) is designed and prepared via a simple pyrolysis route with Cr‐based metal organic framework (MOF) as a…”
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Fabrication life prediction model for HDPE/Cr2O3 composites toward roof passive cooling Autor Tiankai, Jiang, Jun, Zhang, Wei, Huang, Keda, Zhu

“…[Display omitted] •The composites can be used as roof due to the visual effect and cooling performance.•The innovative addition of Cr2O3 skillfully combines…”
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Unveiling the impact of Fe-doping concentration on the local structure and morphological evolution of Cr2O3 nanoparticles Autor Attah-Baah, J.M., Santos, C., Silva, R.S., Oliveira, J.L., Jucá, R.F., Costa, B.F.O., Matos, R.S., Escote, M.T., Silva, R.S., Rezende, M.V.S., Ferreira, N.S.

“…A series of Cr2−xFexO3 (0.0 ≤ x ≤ 0.3) nanoparticles were successfully synthesized using a sol-gel-based method. Analysis through XRD and SAED of both pure and…”
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Phase Relationship and Activities of Components in CaO–SiO2–Cr2O3 Ternary System at 1573 K Autor Saito, Keijiro, Hasegawa, Masakatsu, Yamauchi, Ryohei, Iwahashi, Kodai, Hashimoto, Shuji

“…The knowledge of Cr2O3 activity in slag is necessary to decarburize chromium-containing special steel while minimizing the oxidation loss of chromium. In the…”
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Study of Cr2O3 nanoparticles supported on carbonaceous materials as catalysts for O2 reduction reaction Autor Almodóvar, Paloma, Santos, Florencio, González, Joaquín, Ramírez-Castellanos, Julio, González-Calbet, José María, Díaz-Guerra, Carlos, Fernández Romero, Antonio J.

“…A series of chromium oxides (Cr2O3) nanoparticles supported on different carbonaceous material, namely: graphene, graphene oxide (GO) and graphite, were…”
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Enhancing structural stability of NaCrO2 by Nb-substituting for sodium-ion battery Autor Wang, Shuo, Chen, Fei, He, Hai-yan, Zhu, Yi-ran, Liu, Huai-bing, Chen, Chun-hua

“…As an attractive cathode material, the layered sodium chromium oxide NaCrO2 (NCO) can provide a reversible capacity of around 120 mAh g−1 between 2.0 and…”
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Enhanced specific capacitance of supercapacitors using wide band gap NdCrO3 and NdCrO3/graphene oxide nanocomposites Autor Siddiqui, Rabia, Rani, Malika, Ibrahim, Akram, Shah, Aqeel Ahmed, Razaq, Aamir, Bano, Shehar, Ajmal Khan, M.

“…Neodymium chromium oxide (NdCrO3) and NdCrO3/graphene oxide (GO) nanocomposite were synthesized via sol–gel and co-precipitation techniques for being used in…”
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Electrical properties of strained off-stoichiometric Cu–Cr–O delafossite thin films Autor Moreira, Marco, Crêpellière, Jonathan, Polesel-Maris, Jérôme, Leturcq, Renaud, Guillot, Jérôme, Fleming, Yves, Lunca-Popa, Petru

“…Off-stoichiometric Cu-Cr-O delafossite thin films with different thicknesses were grown by metal organic chemical vapor deposition on substrates with different…”
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