Transformation of Co3O4 nanoparticles to CoO monitored by in situ TEM and predicted ferromagnetism at the Co3O4/CoO interface from first principles [0.03%]
原位透射电镜观察到的Co3O4纳米颗粒向CoO转变及从头算原理预测的Co3O4/CoO界面处铁磁性的出现
Xiaodan Chen,Heleen van Gog,Marijn A van Huis
Xiaodan Chen
Nanoparticles of Co3O4 and CoO are of paramount importance because of their chemical properties propelling their applications in catalysis and battery materials, and because of their intriguing magnetic properties. Here we elucidate the tra...
α-DTC70 Fullerene Performs Significantly Better than β-DTC70 as Electron Transporting Material in Perovskite Solar Cells [0.03%]
α-DTC70(fullerene)在钙钛矿太阳能电池中作为电子传输材料比β-DTC70(fullerene)表现更优
Edison Castro,Olivia Fernandez-Delgado,Albert Artigas et al.
Edison Castro et al.
In this work, two new C70 isomers, α and β bis(2-(thiophen-2-yl)ethyl)-C70-fullerene mono-adducts (DTC70), were synthesized, characterized and used as electron transporting materials (ETMs) in perovskite solar cells (PSCs). Our results sh...
Directed Polymorphism and Mechanofluorochromism of Conjugated Materials through Weak Non-Covalent Control [0.03%]
通过弱非共价作用控制共轭材料的定向聚合物和机致变色性质
Seth A Sharber,Arielle Mann,Kuo-Chih Shih et al.
Seth A Sharber et al.
Understanding and manipulating crystal polymorphism can provide novel strategies for materials discovery in organic optoelectronics. In this paper, a series of seven ester-terminated three-ring phenylene ethynylenes (PEs) exhibit structure-...
Mechanochemical Synthesis and High Temperature Thermoelectric Properties of Calcium-Doped Lanthanum Telluride La3-xCaxTe4 [0.03%]
钙掺杂镧碲化合物La3-xCaxTe4的机械球磨合成及高温热电性能研究
James M Ma,Samantha M Clarke,Wolfgang G Zeier et al.
James M Ma et al.
The thermoelectric properties from 300 - 1275 K of calcium-doped La3-xTe4 are reported. La3-xTe4 is a high temperature n-type thermoelectric material with a previously reported zTmax ~ 1.1 at 1273 K and x = 0.23. Computational modeling sugg...
Flexible nanophosphor films doped with Mie resonators for enhanced out-coupling of the emission [0.03%]
掺杂米氏共振器的纳米发光薄膜用于增强发射光提取效率
José M Miranda-Muñoz,Dongling Geng,Mauricio E Calvo et al.
José M Miranda-Muñoz et al.
Herein, we present a general method to prepare self-standing flexible photoluminescent coatings of controlled opacity for integration into light-emitting diodes (LEDs) employing cost-effective solution-processing methods. From colloidal sus...
Adam Szukalski,Maria Moffa,Andrea Camposeo et al.
Adam Szukalski et al.
All-optical switches are introduced which are based on deoxyribonucleic acid (DNA) in the form of electrospun fibers, where DNA is semi-intercalated with a push-pull, luminescent nonlinear pyrazoline derivative. Optical birefringence is fou...
Enhancing the Tactile and Near-Infrared Sensing Capabilities of Electrospun PVDF Nanofibers with the Use of Gold Nanocages [0.03%]
使用金纳米笼增强静电纺PVDF纳米纤维的触觉和近红外传感性能
Haoxuan Li,Tong Wu,Minghao Xie et al.
Haoxuan Li et al.
Owing to its piezoelectric and pyroelectric properties, poly(vinylidene fluoride) (PVDF) has been extensively explored for applications related to tactile sensing, energy harvesting, and thermal imaging. However, PVDF cannot be directly use...
Ligand-free preparation of polymer/CuInS2 nanocrystal films and the influence of 1,3-benzenedithiol on their photovoltaic performance and charge recombination properties [0.03%]
无配体聚合物/铜铟硫纳米晶薄膜的制备及其二硫化物封端侧链对光伏性能和载流子复合行为的影响研究
Thomas Rath,Dorothea Scheunemann,Roberto Canteri et al.
Thomas Rath et al.
Bulk heterojunction solar cells based on conjugated polymer donors and fullerene-derivative acceptors have received much attention in the last decade. Alternative acceptors like organic non-fullerene acceptors or inorganic nanocrystals have...
Jan F Miethe,Anja Schlosser,J Gerrit Eckert et al.
Jan F Miethe et al.
One of the most significant objectives in the field of nanotechnology is the transfer of specific properties of smaller nanoparticle building blocks into larger units. In this way, nanoscopic properties can be linked to the macroscopic addr...
Three birds, one stone - photo-/piezo-/chemochromism in one conjugated nanoporous ionic organic network [0.03%]
一石三鸟-共轭纳微孔离子有机网络的光致、压致和化学发色现象
Jian-Ke Sun,Ya-Jun Zhang,Gui-Peng Yu et al.
Jian-Ke Sun et al.
A nanoporous material bearing a high ion density and inherent organic radical character was synthesized by a facile one-pot process, which exhibits photo-, piezo- and chemochromism, driven by the diverse electron transfer processes between ...