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A facile, low-temperature precipitation-based method is utilized to demonstrate the synthesis of ultra-thin and highly-uniform cesium lead bromide perovskite nanowires (NWs). The reactions facilitate the NWs crystalline nature over…

Mesoscale and Nanoscale Physics · Physics 2020-10-30 A. Kostopoulou , M. Sygletou , K. Brintakis , A. Lappas , E. Stratakis

Rational design and cost-effective fabrication of layered double hydroxides (LDHs) nanosheets with extraordinary electrochemical performance is a key challenge for hybrid supercapacitors (HSCs). Herein, we report a facile in situ growth…

Applied Physics · Physics 2024-03-26 Yuchen Wang , Yaoyu Liu , Zuo Chen , Man Zhang , Biying Liu , Zhenhao Xu , Kai Yan

Cubic spinel lithium manganese oxide (LiMn2O4) has been able to attract a great deal of attention over the years as a promising cathode material for large scale lithium ion batteries. Here a facile hydrothermal route followed by solid state…

Materials Science · Physics 2018-08-31 Niraj Kumar , Jassiel R. Rodriguez , Vilas G. Pol , Arijit Sen

The solid-state reaction was used to synthesize CoO2 nanostructured material. Cobalt nitrate tetrahydrate and sodium oxide (NaOH) were combined to produce CoO2 nanostructured material. The three synthesized working electrodes were each…

Materials Science · Physics 2025-02-12 Shoaib Akram , Muneeb ur Rahman , Fazli Maula , Osama Tariq Satti , Shahbaz Afzal , Fawad Ali

Using the high-resolution x-ray diffraction (XRD) analysis, scanning electron microscopy (SEM), and the temperature-dependent microwave resonator characterization, structural properties, phase assemblage and dielectric properties of…

Materials Science · Physics 2015-02-27 Kouros Khamoushi , Eero Arola

La$_2$NiO$_4$ is a very promising cathode material for intermediate and low temperature solid oxide cell applications, due to its good electronic and ionic conductivity, together with its high oxygen exchange activity with a low activation…

Solution derived La2Zr2O7 films have drawn much attention for potential applications as thermal barriers or low-cost buffer layers for coated conductor technology. Annealing and coating parameters strongly affect the microstructure of…

In this work we studied the influence of particle size and agglomeration in the performance of solid oxide fuel cell cathodes made with nanoparticles of La0.8Sr0.2MnO3. We followed two synthesis routes based on the Liquid Mix method. In…

Materials Science · Physics 2018-07-12 Hernán Martinelli , Diego G. Lamas , Ana G. Leyva , Joaquín Sacanell

Using a new class of (BH4)- substituted argyrodite Li6PS5Z0.83(BH4)0.17, (Z = Cl, I) solid electrolyte, Li-metal solid-state batteries operating at room temperature have been developed. The cells were made by combining the modified…

Applied Physics · Physics 2020-09-14 Anh Ha Dao , Pedro López-Aranguren , Junxian Zhang , Fermín Cuevas , Michel Latroche

We present an efficient electrocatalytic material based on anchored MoO3 nanoparticles on reduced graphene oxide (RGO) nanosheets. After preparation of graphene oxide (GO), the MoO3 nanoparticles anchored on GO nanosheet by using the…

Applied Physics · Physics 2019-03-28 Mahyar Servati , Reza Rasuli

We demonstrate fabrication of atomically sharp interfaces between nitride antiperovskite Mn$_{3}$GaN and oxide perovskites (La$_{0.3}$Sr$_{0.7}$)(Al$_{0.65}$Ta$_{0.35}$)O$_{3}$ (LSAT) and SrTiO$_{3}$ as paradigms of…

First thermoelectric properties measurements on bulk nanostructured Ba8Ga16Ge30 clathrate-I are presented. A sol-gel-calcination route was developed for preparing amorphous nanosized precursor oxides. The further reduction of the oxides led…

Nitrides feature many interesting properties, such as a wide range of bandgaps suitable for optoelectronic devices including light-emitting diodes (LEDs), and piezoelectric response used in microelectromechanical systems (MEMS). Nitrides…

Materials Science · Physics 2019-05-30 Karen N. Heinselman , Stephan Lany , John D. Perkins , Kevin R. Talley , Andriy Zakutayev

Nanostructured La0.67Ca0.33MnO3 (NS-LCMO) was formed by pulsed-laser deposition on the surface of porous Al2O3. The resistance peak temperature (Tp) of the NS-LCMO increases with increasing average thickness of the films, while their Curie…

Materials Science · Physics 2009-11-10 Y. G. Zhao , W. Cai , X. S. Wu , X. P. Zhang , K. Wang , S. N. Gao , L. Lu

To pursuit high electrochemical performance of supercapacitors based on Faradaic charge-transfer with redox reaction or absorption/desorption effect, the intercalation efficiency of electrolyte ions into electrode materials is a crucial…

Materials Science · Physics 2017-06-27 Shuang Zhou , Huimin Gao , Cheng Zhang , Jie Yang , Shaolong Tang , Qingyu Xu , Shuai Dong

We report the synthesis of nanocrystal heterostructures composed of CsPbCl3 and PbS domains sharing an epitaxial interface. We were able to promote the growth of a PbS domain (in competition with the more commonly observed Pb4S3Cl2 one) on…

Transition metal oxides are promising candidates for thermoelectric applications, because they are stable at high temperature and because strong electronic correlations can generate large Seebeck coefficients, but their thermoelectric power…

Strongly Correlated Electrons · Physics 2017-06-29 P. Yordanov , P. Wochner , S. Ibrahimkutty , C. Dietl , F. Wrobel , R. Felici , G. Gregori , J. Maier , B. Keimer , H. -U. Habermeier

Critical to the development of improved solid oxide fuel cell (SOFC) technology are novel compounds with high oxygen reduction reaction (ORR) catalytic activity and robust stability under cathode operating conditions. Approximately 2145…

Materials Science · Physics 2019-01-10 Ryan Jacobs , Tam Mayeshiba , John Booske , Dane Morgan

In this study, we employ first-principles density functional theory (DFT) calculations to investigate the electrochemical properties of Nb2C and Nb2CO2 MXenes as potential anode materials for sodium-ion (SIBs) and lithium-ion batteries…

Materials Science · Physics 2025-04-15 Nishat Sultana , Abdullah A. Amin , Eric J. Payton , Woo Kyun Kim

We present a versatile, large-scale fabrication method for nanostructured semiconducting junctions. Silicon substrates were processed by femtosecond laser pulses in methanol and a quasi-ordered distribution of columnar nanospikes was formed…

Materials Science · Physics 2014-10-24 D. G. Georgiadou , M. Ulmeanu , M. Kompitsas , P. Argitis , M. Kandyla