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Related papers: 3D core@multishell piezoelectric nanogenerators

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WO$_3$ is a binary 5d compound which has attracted remarkable attention due to the vast array of structural transitions that it undergoes in its bulk form. In the bulk, a wide range of electronic properties has been demonstrated, including…

In this work, the authors fabricated Cu2O porous nanostructured films (PNFs) on glass slide substrates by the newly developed positive bias deposition approach in a balanced magnetron sputtering (MS) system. It was found that the surface…

Materials Science · Physics 2019-05-22 Yiqi Zhu , Ji Ma , Lei Zhou , Yang Liu , Meiping Jiang , Xianfang Zhu , Jiangbin Su

Reduced dimensionality leads to emergent phenomena in quantum materials and there is a need for accelerated materials discovery of nanoscale quantum materials in reduced dimensions. Thermomechanical nanomolding is a rapid synthesis method…

Ternary nitride ZnSnN$_2$ is a promising photovoltaic absorber material. In this work, using first-principles calculations, we investigate the stability and electronic properties of "4-8"-type ZnSnN$_2$ thin films. We find that below a…

Materials Science · Physics 2024-01-30 D. Q. Fang

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…

Hexagonal [0001] nonpassivated ZnO nanowires are studied with density functional calculations. The band gap and Young's modulus in nanowires which are larger than those in bulk ZnO increase along with the decrease of the radius of…

Materials Science · Physics 2007-05-23 H. J. Xiang , Jinlong Yang , J. G. Hou , Qingshi Zhu

A convenient method has been developed to thin electron beam fabricated Silicon nanopillars under controlled surface manipulation by transforming the surface of the pillars to an oxide shell layer followed by the growth of sacrificial…

Mesoscale and Nanoscale Physics · Physics 2015-12-29 S Kalem , P Werner , B Nilsson , V G Talalaev , M Hagberg , O Arthursson , U Sodervall

We discuss observations of InN nanowires (NWs) by plan-view high-resolution transmission electron microscopy (TEM). The main difficulties arise from suitable methods available for plan-view specimen preparation. We explore different…

Materials Science · Physics 2014-09-30 E Luna , J Grandal , E Gallardo , J M Calleja , M A Sánchez-García , E Calleja , A Trampert

Whereas ferroelectricity may vanish in ultra-thin ferroelectric films, it is expected to emerge in ultra-thin anti-ferroelectric films, sparking people's interest in using antiferroelectric materials as an alternative to ferroelectric ones…

Incorporating nanomaterials into hydrogels allows for the creation of versatile materials with properties that can be precisely tailored by manipulating their nanoscale structures, leading to a wide range of bulk properties. Investigating…

Soft Condensed Matter · Physics 2024-11-13 Irfan Khan , Snigdharani Panda , Sugam Kumar , Sunita Srivastava

Wave energy harvesting is critical for advancing the development and utilization of marine resources. In this study, we present a novel multi-roller structure triboelectric nanogenerator (MR-TENG) designed specifically for efficient water…

Applied Physics · Physics 2024-09-06 Kequan Xia , Zhiwei Xu , Lizhong Wang , Min Yu

We review principles and trends in the use of semiconductor nanowires (NWs) as gain media for stimulated emission and lasing. Semiconductor nanowires have recently been widely studied for use in integrated optoelectronic devices, such as…

Mesoscale and Nanoscale Physics · Physics 2018-09-06 C. Couteau , A. Larrue , C. Wilhelm , C. Soci

The discovery of transparent electrodes led to the development of optoelectronic devices such as OLEDs, LCDs, touchscreens, IR sensors, etc. Since ITO has many drawbacks in respect of its production cost and limited transparency in IR,…

Applied Physics · Physics 2024-08-23 Sara Joksovic , Jovana Stanojev , Natasa Samardzic , Branimir Bajac

The electronic properties of quasi-one-dimensional anatase TiO2 nanostructures, in the form of thin nanowires having (101) and (001) facets, have been systematically investigated using the standard, hybrid density functional and…

Mesoscale and Nanoscale Physics · Physics 2014-07-08 Hatice Unal , Oguz Gulseren , Sinasi Ellialtioglu , Ersen Mete

Ceramics based piezoelectric generators are known for their high energy density and poor flexibility. In this work, v_r-PMN-0.3PT/PDMS 2-2 composite with optimum PMN-0.3PT content (v_r) was designed that demonstrated enhanced output energy…

Applied Physics · Physics 2024-01-12 Abhishek Kumar , Kaushik Das , Amritendu Roy

There is immense scientific interest in the properties of resonant thin films embroidered with periodic nanoscale features. This device class possesses considerable innovation potential. Accordingly, we report unpolarized broadband…

Optics · Physics 2016-01-08 Manoj Niraula , Robert Magnusson

Metal oxide thin films are of great interest in scientific advancement, particularly semiconductor thin films in transistors and in a wide range of optoelectronic applications. Many metal oxide thin films attract interest for their…

Applied Physics · Physics 2024-11-21 Darragh Buckley , Alex Lonergan , Colm O'Dwyer

The tunable properties of molecular materials place them among the favorites for a variety of future generation devices. In addition, to maintain the current trend of miniaturization of those devices, a departure from the present top-down…

We report a sequential two-step vapor deposition process for growing mixed-dimensional van der Waals (vdW) materials, specifically Te nanowires (1D) and MoS$_2$ (2D), on a single SiO$_2$ wafer. Our growth technique offers a unique potential…

Immediately after the demonstration of the high-quality electronic properties in various two dimensional (2D) van der Waals (vdW) crystals fabricated with mechanical exfoliation, many methods have been reported to explore and control large…