In this study, the perovskite layers were prepared by two-step wet process with different CH3NH3I (MAI) concentrations. The cell structure was glass/FTO/TiO2-mesoporous/CH3NH3PbI3 (MAPbI3)/spiro-OMeTAD/Ag. The MA...
Authors: Lung-Chien Chen, Kuan-Lin Lee, Wen-Ti Wu, Chien-Feng Hsu, Zong-Liang Tseng, Xiao Hong Sun and Yu-Ting Kao
Quantum mechanics states that hopping integral between local orbitals makes the energy band dispersive. However, in some special cases, there are bands with no dispersion due to quantum interference. These ban...
Tungsten (W) was coated onto a silicon (Si) anode at the nanoscale via the physical vaporization deposition method (PVD) to enhance its electrochemical properties. The characteristics of the electrode were ide...
Authors: Byung Dae Son, Jun Kyu Lee and Woo Young Yoon
A versatile synthetic route based on magnetic Fe3O4 nanoparticle (MNP) prefunctionalization with a phosphonic acid monolayer has been used to covalently bind the gH625 peptide on the nanoparticle surface. gH625 i...
Authors: C. Tudisco, M. T. Cambria, A. E. Giuffrida, F. Sinatra, C. D. Anfuso, G. Lupo, N. Caporarello, A. Falanga, S. Galdiero, V. Oliveri, C. Satriano and G. G. Condorelli
A one-step method which involves exfoliating graphite materials (GIMs) off into graphene materials (GEMs) in aqueous suspension of CL-20 and forming CL-20/graphene materials (CL-20/GEMs) composites by using ba...
Authors: Baoyun Ye, Chongwei An, Yuruo Zhang, Changkun Song, Xiaoheng Geng and Jingyu Wang
The dependences of the two-dimensional to three-dimensional growth (2D-3D) critical transition thickness on the composition for GeSiSn films with a fixed Ge content and Sn content from 0 to 16% at the growth t...
Authors: Vyacheslav Timofeev, Alexandr Nikiforov, Artur Tuktamyshev, Vladimir Mashanov, Michail Yesin and Aleksey Bloshkin
Abrasive flow polishing plays an important part in modern ultra-precision machining. Ultrafine particles suspended in the medium of abrasive flow removes the material in nanoscale. In this paper, three-dimensi...
Authors: Junye Li, Wenqing Meng, Kun Dong, Xinming Zhang and Weihong Zhao
The combination of graphene with transition metal oxides can result in very promising hybrid materials for use in energy storage applications thanks to its intriguing properties, i.e., highly tunable surface a...
Authors: Stefanos Chaitoglou, Roger Amade and Enric Bertran
As one of the simple and efficient routes to access two-dimensional materials, liquid exfoliation has received considerable interest in recent years. Here, we reported on high-efficient liquid exfoliation of h...
Authors: Bangwen Zhang, Qian Wu, Huitao Yu, Chaoke Bulin, He Sun, Ruihong Li, Xin Ge and Ruiguang Xing
We consider attacks on two-way quantum key distribution protocols in which an undetectable eavesdropper copies all messages in the message mode. We show that under the attacks, there is no disturbance in the m...
This work presents a multi-degrees-of-freedom motion parameter measurement method based on the use of cross-coupling diffraction gratings that were prepared on the two sides of a polydimethylsiloxane (PDMS) su...
Authors: Junping Duan, Qiang Zhu, Kun Qian, Hao Guo and Binzhen Zhang
A specific absorption rate of a dilute assembly of various random clusters of iron oxide nanoparticles in alternating magnetic field has been calculated using Landau–Lifshitz stochastic equation. This approach...
Authors: N. A. Usov, O. N. Serebryakova and V. P. Tarasov
Valence-skip compound is a good candidate with high Tc and low anisotropy because it has a large attractive interaction at the site of valence-skip atom. However, it is not easy to synthe...
Freedom of design that was introduced as organic photovoltaic (OPV) modules were fabricated by printing. As proof-of-concept, we show OPV leaf fabrication in A5 size using gravure and rotary screen printing pr...
Authors: M. Välimäki, E. Jansson, P. Korhonen, A. Peltoniemi and S. Rousu
The gas-sensing properties of antimony sulfoiodide (SbSI) nanosensors have been tested for humidity and carbon dioxide in nitrogen. The presented low-power SbSI nanosensors have operated at relatively low temp...
Authors: Krystian Mistewicz, Marian Nowak, Regina Paszkiewicz and Anthony Guiseppi-Elie
The paper deals with application of three nanomaterial systems: undoped TiO2, chromium-doped TiO2:Cr and TiO2-SnO2 synthesized by flame spray synthesis (FSS) technique for hydrogen sensing. The emphasis is put on...
In this report, we experimentally investigate the formation of “flower-like silver structures” on graphene. Using an electrochemical deposition technique with deposition times of 2.5 and 5 min, agglomerations ...
Authors: Rozalina Zakaria, Siti Fatimah Az Zahra Yusoff, Kok Chung Law, Chin Seong Lim and Harith Ahmad
In this work, the development of a new crystallization technique is reported, using nitrogen plasma (AC) to obtain nanostructured anatase and rutile from amorphous titanium oxide (TiO2). This methodology increase...
Authors: R. Trejo-Tzab, Liliana Caballero-Espada, P. Quintana, Alejandro Ávila-Ortega and R. A. Medina-Esquivel
The development of new exchange-correlation functionals within density functional theory means that increasingly accurate information is accessible at moderate computational cost. Recently, a newly developed s...
Authors: Daniel Fritsch, Benjamin J. Morgan and Aron Walsh
In this work, the adsorption kinetics of p-nitrophenol (PNP) onto several commercial activated carbons (ACs) with different textural and geometrical characteristics was studied. For this aim, a homogeneous dif...
Authors: E. Sabio, F. Zamora, C. M. González-García, B. Ledesma, A. Álvarez-Murillo and S. Román
The polarization fields in c-plane InGaN/(In)GaN multiple quantum well (MQW) structures grown on sapphire substrate by metal-organic chemical vapor deposition are investigated in this paper. The indium composi...
Authors: Feng Zhang, Masao Ikeda, Shu-Ming Zhang, Jian-Ping Liu, Ai-Qin Tian, Peng-Yan Wen, Yang Cheng and Hui Yang
Dispersion stability of nanoparticles in the liquid media is of great importance to the utilization in practice. This study aims to investigate the effects of mechanical dispersion method on the dispersibility...
Authors: Yu-zhen Lv, Chao Li, Qian Sun, Meng Huang, Cheng-rong Li and Bo Qi
Utilizing first-principles theory, we demonstrate that half-metallicity can be realized in a junction composed of non-magnetic armchair graphene nanoribbon (AGNR) and ferromagnetic Ni electrodes. The half-meta...
Authors: Hongmei Liu, Hisashi Kondo and Takahisa Ohno
In this work, prawn shell was studied as raw material for the production of mesoporous adsorbents via hydrocarbonization, studying the effect of temperature and time on the process reactivity and final charact...
Authors: S. Román, B. Ledesma, A. Álvarez-Murillo, E. Sabio, J. F. González and C. M. González
