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Advanced flexible electronics and soft robotics require the development and implementation of flexible functional materials. Magnetoelectric (ME) oxide materials can convert magnetic input into electric output and vice versa, making them…

Stabilizing high-valent redox couples and exotic electronic states necessitate an understanding of the stabilization mechanism. In oxides, whether they are being considered for energy storage or computing, highly oxidized oxide-anion…

We present results of an approach to incorporate redox-active manganese oxide into the 3-dimensional porous structure of carbon xerogels under self-limiting electroless conditions. By varying the structure of the carbon backbone, we found…

Materials Science · Physics 2014-11-25 Christian Weber , Volker Lorrmann , Gudrun Reichenauer , Jens Pflaum

High-kappa dielectrics for insulating layers are a current key ingredient of microelectronics. X2O3 sesquioxide compounds are among the candidates. Here we show for a typical material of this class, ScO3, that the relatively modest…

Materials Science · Physics 2009-11-13 Pietro Delugas , Vincenzo Fiorentini , Alessio Filippetti

Self-ordered nanotubular titania TiO2-NT with outer tube diameter of 45 nm are synthesized using the anodic oxidation of titanium foil. Four sets of memristors with 100 ${\mu}m$ diameter based on Ti/TiO2-NT/Au sandwich structures with an…

Materials Science · Physics 2019-06-18 I. B. Dorosheva , A. S. Vokhmintsev , R. V. Kamalov , A. O. Gryaznov , I. A. Weinstein

Harvesting low-grade heat to electricity is attractive for powering wearable electronic devices. Here, we demonstrate nW-scale thermoelectric power generation in devices from thin film assemblies of microwave-synthesized p-Sb2Te3 nanoplates…

Among the 'beyond Li-ion' battery chemistries, nonaqueous Li-O$_2$ batteries have the highest theoretical specific energy and as a result have attracted significant research attention over the past decade. A critical scientific challenge…

The viscosity of oxygen-functionalized multi-walled carbon nanotube (O-MWCNT) nanofluids was measured for concentrations from 0.1 to 10 ppm under conditions of 0 to 30 MPag pressures and 0 to 10 C temperatures. The presence of O-MWCNTs did…

Metal oxide thin-film transistors are fast becoming a ubiquitous technology for application in driving backplanes of organic light-emitting diode displays. Currently all commercial products rely on metal oxides processed via physical vapor…

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

Nickel molybdate (NiMoO$_{4}$) nanowires were prepared on chemical-vapor-deposition-grown three-dimensional graphene skeletons by hydrothermal method. The X-ray diffraction and Raman results show that NiMoO$_{4}$ is $\alpha{}$ phase. This…

Materials Science · Physics 2015-11-11 Xiaozhi Liu , Ke Zhang , Baolin Yang , Wenlei Song , Qian Liu , Fei Jia , Shiyi Qin , Wanjun Chen , Zhenxing Zhang , Jian Li

Today's supercapacitor energy storages are typically discrete devices aimed for printed boards and power applications. The development of autonomous sensor networks and wearable electronics and the miniaturisation of mobile devices would…

Supercapacitors, based on the fast ion transportation, are specialized to provide high power, long stability, and efficient energy storage with highly porous electrode materials. However, their low energy density and specific capacitance…

Materials Science · Physics 2013-11-07 Hao Yang , Santhakumar Kannappan , Amaresh S. Pandian , Jae-Hyung Jang , Yun Sung Lee , Wu Lu

MnxOy coated over TiO2 nanotube array substrate was doped with Mo and polyaniline (PANI) and applied for electrochemical desulfurization of concentrated sulfide (HS) solutions at basic pH, typical of biogas scrubbing solutions and…

Chemical Physics · Physics 2024-11-26 Natalia Sergienko , Elisabeth Cuervo Lumbaque , Jelena Radjenovic

Novel electronic systems forming at oxide interfaces comprise a class of new materials with a wide array of potential applications. A high mobility electron system forms at the LaAlO$_3$/SrTiO$_3$ interface and, strikingly, both…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Lu Li , C. Richter , S. Paetel , T. Kopp , J. Mannhart , R. C. Ashoori

Nanoscale electromechanical coupling provides a unique route towards control of mechanical motions and microwave fields in superconducting cavity electromechanical devices. Though their successes in utilizing the optomechanical or…

Applied Physics · Physics 2020-11-26 Jinwoong Cha , Hak-Seong Kim , Jihwan Kim , Seung-Bo Shim , Junho Suh

We perform molecular dynamics simulations of a typical nanoporous-carbon based supercapacitors. The organic electrolyte consists in 1-ethyl-3-methyl--imidazolium and hexafluorophosphate ions dissolved in acetonitrile. We simulate systems at…

Materials Science · Physics 2019-11-26 Clarisse Pean , Benjamin Rotenberg , Patrice Simon , Mathieu Salanne

In this paper, we introduce a density-based topology optimization framework to design porous electrodes for maximum energy storage. We simulate the full cell with a model that incorporates electronic potential, ionic potential, and…

We report comparative experimental and theoretical studies of second and third harmonic generation from a 20nm-thick indium tin oxide layer in proximity of the epsilon-near-zero condition. Using a tunable OPA laser we record both spectral…