Showing 2013 · cond-mat.mtrl-sciShow all

22 papers · 2 filters

cond-mat.mtrl-sci2013★ 1 cited

Liquid-Solid Phase Transition Alloy as Reversible and Rapid Molding Bone Cement

Liting Yi, Chao Jin, Jing Liu

Bone cement has been demonstrated as an essential restorative material in the orthopedic surgery. However current materials often imply unavoidable drawbacks, such as tissue-cement…

cond-mat.mtrl-sci2013★ 25 cited

Binding and interlayer force in the near-contact region of two graphite slabs: experiment and theory

Tim Gould, Ze Liu, Jefferson Zhe Liu +3

Via a novel experiment, Liu \emph{et al.} [Phys. Rev. B, {\bf 85}, 205418 (2012)] estimated the graphite binding energy, specifically the cleavage energy, an important physical pro…

cond-mat.mtrl-sci2013★ 109 cited

A Nanoscale Shape Memory Oxide

Jinxing Zhang, Xiaoxing Ke, Gaoyang Gou +9

Stimulus-responsive shape memory materials have attracted tremendous research interests recently, with much effort focused on improving their mechanical actuation. Driven by the ne…

cond-mat.mtrl-sci2013★ 153 cited

Atomized Spraying of Liquid Metal Droplets on Desired Substrate Surfaces as a Generalized Way for Ubiquitous Printed Electronics

Qin Zhang, Yunxia Gao, Jing Liu

A direct electronics printing technique through atomized spraying for patterning room temperature liquid metal droplets on desired substrate surfaces is proposed and experimentally…

cond-mat.mtrl-sci2013★ 10 cited

Effects of ozone post deposition treatment on interfacial and electrical characteristics of atomic-layer-deposited Al2O3 and HfO2 films on GaSb substrates

Lianfeng Zhao, Zhen Tan, Jing Wang +1

Atomic-layer-deposited Al2O3 and HfO2 films on GaSb substrates were treated by in-situ ozone post deposition treatment (PDT). The effects of ozone PDT on the interfacial and electr…

cond-mat.mtrl-sci2013★ 11 cited

Improved Interfacial and Electrical Properties of GaSb Metal Oxide Semiconductor Devices Passivated with Acidic (NH4)2S Solution

Lianfeng Zhao, Zhen Tan, Jing Wang +1

Surface passivation with acidic (NH4)2S solution is shown to be effective in improving the interfacial and electrical properties of HfO2/GaSb metal oxide semiconductor devices. Com…

cond-mat.mtrl-sci2013★ 53 cited

Weak Topological Insulators in PbTe/SnTe Superlattices

Gang Yang, Junwei Liu, Liang Fu +2

It is desirable to realize topological phases in artificial structures by engineering electronic band structures. In this paper, we investigate superlattice…

cond-mat.mtrl-sci2013★ 1.3k cited

High Performance Piezoelectric Devices Based on Aligned Arrays of Nanofibers of Poly[(vinylidenefluoride-co-trifluoroethylene]

Luana Persano, Canan Dagdeviren, Yewang Su +5

Multifunctional capability, flexible design, rugged lightweight construction, and self-powered operation are desired attributes for electronics that directly interface with the hum…

cond-mat.mtrl-sci2013★ 34 cited

A Low-Fluorine Solution with the F/Ba Mole Ratio of 2 for the Fabrication of YBCO Films

Wei Wu, Feng Feng, Yue Zhao +8

In the reported low-fluorine MOD-YBCO studies, the lowest F/Ba mole ratio of the precursor solution was 4.5. However, further lowering the F/Ba ratio is important according to the…

cond-mat.mtrl-sci2013★ 75 cited

Interstitial-Boron Solution Strengthened WB

Xiyue Cheng, Wei Zhang, Xing-Qiu Chen +8

By means of variable-composition evolutionary algorithm coupled with density functional theory and in combination with aberration-corrected high-resolution transmission electron mi…

cond-mat.mtrl-sci2013★ 118 cited

Pervasive liquid metal direct writing electronics with roller-ball pen

Yi Zheng, Qin Zhang, Jing Liu

A roller-ball pen enabled direct writing electronics via room temperature liquid metal ink was proposed. With the rolling to print mechanism, the metallic inks were smoothly writte…

cond-mat.mtrl-sci2013★ 44 cited

Characterizing thermal conduction in polycrystalline graphene

Yanlei Wang, Zhigong Song, Zhiping Xu

Thermal conduction was explored and discussed through a combined theoretical and simulation approach in this work. The thermal conductivity k of polycrystalline graphene was calcul…

cond-mat.mtrl-sci2013

Enhancing Graphene-derived Materials through Multimodal and Self-healable Interfaces

Yilun Liu, Zhiping Xu

Recent studies have shown that graphene-derived materials not only feature outstandingly multifunctional properties, but also act as model materials to implant nanoscale structural…

cond-mat.mtrl-sci2013★ 85 cited

New Diluted ferromagnetic semiconductor Li(Zn,Mn)P with decoupled charge and spin doping

Z. Deng, K. Zhao, B. Gu +15

We report the discovery of a new diluted magnetic semiconductor, Li(Zn,Mn)P, in which charge and spin are introduced independently via lithium off-stoichiometry and the isovalent s…

cond-mat.mtrl-sci2013★ 5 cited

Electronic transmission in Graphene suppressed by interlayer interference

Daniel Valencia, Jun-Qiang Lu, Jian Wu +3

We investigate electronic transport property of a graphene monolayer covered by a graphene nanoribbon. We demonstrate that electronic transmission of a monolayer can be reduced whe…

cond-mat.mtrl-sci2013★ 58 cited

Weak topological insulators induced by the inter-layer coupling: A first-principles study of stacked Bi2TeI

Peizhe Tang, Binghai Yan, Wendong Cao +3

Based on first-principles calculations, we predict Bi2TeI, a stoichiometric compound synthesized, to be a weak topological insulator (TI) in layered subvalent bismuth telluroiodide…

cond-mat.mtrl-sci2013

Dynamics of Self-retracting motion of graphite micro-flakes

Jiarui Yang, Yun Cao, Yao Cheng

A sheared microscopic graphite mesa retracts spontaneously to minimize interfacial energy. Using an optical knife-edge technique, we report comparative measurements of the speeds o…

cond-mat.mtrl-sci2013★ 1.3k cited

Large-gap quantum spin Hall insulators in tin films

Yong Xu, Binghai Yan, Hai-Jun Zhang +5

The search of large-gap quantum spin Hall (QSH) insulators and effective approaches to tune QSH states is important for both fundamental and practical interests. Based on first-pri…

cond-mat.mtrl-sci2013★ 27 cited

Mass acquisition of Dirac fermions in Cr-doped topological insulator Sb2Te3 films

Yeping Jiang, Zhi Li, Canli Song +7

We introduce time-reversal-symmetry breaking by doping Cr atoms into the topmost quintuple layer or into the bulk of Sb2Te3 thin films. We find that even at a high Cr-doping level…

cond-mat.mtrl-sci2013★ 198 cited

On the electronic structure of silicene on Ag substrate: strong hybridization effects

Seymur Cahangirov, Martha Audiffred, Peizhe Tang +4

The electronic structure of the recently synthesised (3x3) reconstructed silicene on (4x4) Ag(111) is investigated by first-principles calculations. New states emerge due to the st…

cond-mat.mtrl-sci2013★ 228 cited

Surface States of Topological Crystalline Insulators in IV-VI Semiconductors

Junwei Liu, Wenhui Duan, Liang Fu

Topological crystalline insulators (TCI) are new topological phases of matter protected by crystal symmetry of solids. Recently, the first realization of TCI has been predicted and…

cond-mat.mtrl-sci2013★ 103 cited

Quasiparticle Dynamics in Reshaped Helical Dirac Cone of Topological Insulators

Lin Miao, Z. F. Wang, Wenmei Ming +14

Topological insulators (TIs) and graphene present two unique classes of materials which are characterized by spin polarized (helical) and non-polarized Dirac-cone band structures,…