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3,347 Newest Publications about the topic doping

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Electrochemical degradation of aspirin using a Ni doped PbO2 electrode

29-Mar-2015 | Author(s): Yijing Xia , Qizhou Dai , Jianmeng Chen, Journal of Electroanalytical Chemistry, 2015

Publication date: 1 May 2015 Source:Journal of Electroanalytical Chemistry, Volume 744 Author(s): Yijing Xia , Qizhou Dai , Jianmeng Chen The novel nickel modified PbO2 electrodes were successfully prepared via electrodeposition in nitrate solution. The influence of nickel content on the ...

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First-Principles Investigations of Chirality in Trimetallic Alloy Clusters: AlMnAun (n = 1–7)

26-Mar-2015 | Meng Zhang; Jianfei Zhang; Teng Gu; Hongyu Zhang; Youhua Luo; Wei Cao, Journal of Physical Chemistry A, 2015

Chirality, also called handedness, plays a crucial role in function ranging from biological self-assembly schemes, organic polymer functionalities, to optical material designs. In this Article, we demonstrated a first-principles investigation of chirality in magnetic AlMnAun0/+1/–1 (n = 1–7) ...

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Synthesis of a 12R-type Hexagonal Perovskite Solid Solution Sr3NdNb3-xTixO12-d and the Influence of Acceptor Doping on Electrical Properties

26-Mar-2015 | Adilson Luiz Chinelatto; Khalid Boulahya; Domingo Pérez-Coll; Ulises Amador; Corina Tabacaru; Simon Nicholls; Markus ..., Dalton Transactions, 2015

A solid solution forms for Sr3NdNb3-xTixO12-d with approximate limits 0 ≤ x ≤ 0.06. The system crystallizes with a 12R-type hexagonal perovskite structure in space group , as determined by neutron diffraction and selected area electron diffraction. The electrical properties of the end members ...

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Decrease in particle size and enhancement of upconversion emission through Y3+ ions doping in hexagonal NaLuF4:Yb3+/Er3+ nanocrystals

24-Mar-2015 | Guotao Xiang; Jiahua Zhang; Zhendong Hao; Xia Zhang; Guo-Hui Pan; Yongshi Luo; Haifeng Zhao, CrystEngComm, 2015

The upconversion (UC) enhancement with size decrease has been realized through Y3+ ions doping in β-NaLuF4:Yb3+/Er3+ nanocrystals (NCs) by a solvothermal process. X-Ray diffraction (XRD), scanning electron microscopy (SEM) and UC luminescence spectra were used to characterize the resulting ...

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Enhancement of the magnetoelectric effect in doped BaTiO3 nanoparticles

23-Mar-2015 | A. T. Apostolov, I. N. Apostolova, S. G. Bahoosh, S. Trimper, J. M. Wesselinowa, physica status solidi (b), 2015

Abstract Experimentally the polarization P and the magnetization M of BaTiO (BTO) nanoparticles are altered under doping with transition metals as Fe‐ions. Using a modified spin model for the magnetic and the ferroelectric part as well as the magnetoelectric coupling we have calculated the ...

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Excellent acetone sensor of La-doped ZnO nanofibers with unique bead-like structures

22-Mar-2015 | Author(s): X.L. Xu , Y. Chen , S.Y. Ma , W.Q. Li , Y.Z. Mao, Sensors and Actuators B: Chemical, 2015

Publication date: 5 July 2015 Source:Sensors and Actuators B: Chemical, Volume 213 Author(s): X.L. Xu , Y. Chen , S.Y. Ma , W.Q. Li , Y.Z. Mao In this work, Lanthanum (La) doped ZnO nanofibers with bead-like structures were facilely produced by electrospinning technique. The obtained ...

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Toward Knowledge‐Based Grain‐Boundary Engineering of Transparent Alumina Combining Advanced TEM and Atomistic Modeling

21-Mar-2015 | Abhishek Tewari, Farhang Nabiei, Stephen C Parker, Marco Cantoni, Michael Stuer, Paul Bowen, Cécile Hébert, Journal of the American Ceramic Society, 2015

Transition element dopants (e.g., Y, La) are commonly used as sintering aids in polycrystalline alumina ceramics, which segregate to the grain boundaries and control the grain‐boundary mobility. However, due to the extremely thin (

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Preparation and Application of Strong Near‐Infrared Emission Phosphor Sr3SiO5:Ce3+,Al3+,Nd3+

20-Mar-2015 | Jiajun Chen, Jie Liu, Hui Yao, Xiaoqing Li, Zhiling Yao, Huili Yue, Xibin Yu, Journal of the American Ceramic Society, 2015

This work investigated the near‐infrared (NIR) emission properties of mCe3+, xNd3+ codoped Sr3−m−x(Si1−m−xAlm+x)O5 phosphors. Samples with various doping concentrations were synthesized by the high‐temperature solid‐state reaction. Al3+ ions have the ability to promote Ce3+ ions to enter into ...

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Effect of TiO2 Doping on the Structure and Microwave Dielectric Properties of Cordierite Ceramics

20-Mar-2015 | Song Wu, Kaixin Song, Peng Liu, Huixing Lin, Fangfang Zhang, Peng Zheng, Huibin Qin, Journal of the American Ceramic Society, 2015

The (1−x)Mg2Al4Si5O18–xTiO2 |(1−x)MAS‐xT| (0≤x≤ 0.35) cordierite ceramics are fabricated by solid‐state reaction method for obtaining near‐zero temperature coefficient of resonant frequency (τf). The XRD and SEM results show that (1−x)MAS‐xT (0≤x≤0.10) ceramics exhibit single cordierite ...

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Metal Distributions, Efficient n-Type Doping, and Evidence for in-Gap States in TiNiMySn (M = Co, Ni, Cu) half-Heusler Nanocomposites

20-Mar-2015 | Ruth A. Downie; Ronald I. Smith; Donald A. MacLaren; Jan-Willem G. Bos, Chemistry of Materials, 2015

XNi1+ySn nanocomposites consisting of a XNiSn half-Heusler (HH) matrix with segregated XNi2Sn Full Heusler (FH) inclusions promise improvements in thermoelectric efficiencies. We extend recent research by reporting on TiNiMySn (0 ≤ y ≤ 1) nanocomposites with M = Co (3d9), Ni (3d10) and Cu ...

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