- Anomalous second ferromagnetic phase transition as a signature of spinodal decomposition in Fe-doped GeTe diluted magnetic semiconductor - art. no. 202508
[作者:Tong, F; Hao, JH; Chen, ZP; Gao, GY; Tong, H; Miao, XS,期刊:Applied Physics Letters, 页码:2508-2508 , 文章类型: Article,,卷期:2011年99-20]
- Structural and magnetic properties of diluted magnetic semiconductor Ge1-xFexTe thin films are investigated. The conventional structure analysis shows c-axis orientation with columnar growth of the films and no indicatio...
- Cross talk by extensive domain wall motion in arrays of ferroelectric nanocapacitors - art. no. 202901
[作者:Kim, Y; Han, H; Vrejoiu, I; Lee, W; Hesse, D; Alexe, M,期刊:Applied Physics Letters, 页码:2901-2901 , 文章类型: Article,,卷期:2011年99-20]
- We report on extensive domain wall motion in ferroelectric nanocapacitor arrays investigated by piezoresponse force microscopy. Under a much longer or higher bias voltage pulse, compared to typical switching pulse condit...
- Enhanced piezoelectric response of BaTiO3-KNbO3 composites - art. no. 202902
[作者:Fujii, I; Shimizu, S; Yamashita, K; Nakashima, K; Kumada, N; Moriyoshi, C; Kuroiwa, Y; Fujikawa, Y; Tanaka, D; Furukawa, M; Wada, S,期刊:Applied Physics Letters, 页码:2902-2902 , 文章类型: Article,,卷期:2011年99-20]
- The piezoelectric response of solvothermally synthesized BaTiO3 (BT)-KNbO3 (KN) composites (the nominal BT/KN ratio was 1) with distinct interfaces was investigated. The x-ray diffraction pattern showed two distinct peak...
- X-ray photoelectron spectroscopy investigation of the Schottky barrier at low-k a-SiO(C):H/Cu interfaces - art. no. 202903
[作者:King, SW; French, M; Jaehnig, M; Kuhn, M; French, B,期刊:Applied Physics Letters, 页码:2903-2903 , 文章类型: Article,,卷期:2011年99-20]
- In order to understand the fundamental mechanisms involved in electrical leakage in low-k/Cu interconnects, we have utilized x-ray photoelectron spectroscopy to determine the Schottky barrier present at interfaces formed...
- Dielectric and tunable properties of columnar Ba0.6Sr0.4TiO3-MgO composites prepared by spark plasma sintering - art. no. 202905
[作者:Liao, WF; Liang, RH; Wang, GS; Cao, F; Dong, XL,期刊:Applied Physics Letters, 页码:2905-2905 , 文章类型: Article,,卷期:2011年99-20]
- The ferroelectric Ba0.6Sr0.4TiO3 (BST) and dielectric MgO composites with three different structures: columnar, layered, and spherical inclusion were prepared by spark plasma sintering (SPS). The microstructure and diele...
- Diameter reduction of nanowire tunnel heterojunctions using in situ annealing - art. no. 203101
[作者:Borg, BM; Ek, M; Dick, KA; Ganjipour, B; Dey, AW; Thelander, C; Wernersson, LE,期刊:Applied Physics Letters, 页码:3101-3101 , 文章类型: Article,,卷期:2011年99-20]
- We selectively etch axial GaSb/InAsSb nanowires locally at the heterojunction using in situ thermal annealing. This results in broken-gap tunnel diodes with a significantly reduced diameter only in the tunnel region. The...
- Growth-in-place deployment of in-plane silicon nanowires - art. no. 203104
[作者:Yu, LW; Chen, WH; O'Donnell, B; Patriarche, G; Bouchoule, S; Pareige, P; Rogel, R; Salaun, AC; Pichon, L; Cabarrocas, PRI,期刊:Applied Physics Letters, 页码:3104-3104 , 文章类型: Article,,卷期:2011年99-20]
- Up-scaling silicon nanowire (SiNW)-based functionalities requires a reliable strategy to precisely position and integrate individual nanowires. We here propose an all-in-situ approach to fabricate self-positioned/aligned...
- ZnO nanowire Schottky barrier ultraviolet photodetector with high sensitivity and fast recovery speed - art. no. 203105
[作者:Cheng, G; Wu, XH; Liu, B; Li, B; Zhang, XT; Du, ZL,期刊:Applied Physics Letters, 页码:3105-3105 , 文章类型: Article,,卷期:2011年99-20]
- ZnO nanowire (NW) ultraviolet (UV) photodetectors have high sensitivity, while the long recovery time is an important limitation for its applications. In this paper, we demonstrate the promising applications of ZnO NW Sc...
- Effects of surface tension and axis stress on piezoelectric behaviors of ferroelectric nanowires - art. no. 203106
[作者:Chen, YQ; En, YF; Huang, Y; Kong, XD; Zheng, XJ; Lu, YD,期刊:Applied Physics Letters, 页码:3106-3106 , 文章类型: Article,,卷期:2011年99-20]
- The effects of surface tension and axis stress on piezoelectric behaviors of ferroelectric nanowires with radius polarization were investigated by the time-dependent Ginzburg-Landau theory. When surface tension increases...
- Long intersubband relaxation times in n-type germanium quantum wells - art. no. 201101
[作者:Ortolani, M; Stehr, D; Wagner, M; Helm, M; Pizzi, G; Virgilio, M; Grosso, G; Capellini, G; De Seta, M,期刊:Applied Physics Letters, 页码:1101-1101 , 文章类型: Article,,卷期:2011年99-20]
- We measured the non-radiative intersubband relaxation time in n-type modulation-doped Ge/SiGe multi-quantum wells of different thickness by means of degenerate pump-probe experiments. The photon energy was tuned to be re...
- Photonic bandstructure engineering of THz quantum-cascade lasers - art. no. 201103
[作者:Benz, A; Brandstetter, M; Deutsch, C; Unterrainer, K; Detz, H; Andrews, AM; Klang, P; Schrenk, W; Strasser, G,期刊:Applied Physics Letters, 页码:1103-1103 , 文章类型: Article,,卷期:2011年99-20]
- We present the design and realization of active photonic crystal (PhC) terahertz (THz) lasers operating in higher photonic bands. The structure consists of an array of isolated pillars fabricated from a THz quantum-casca...
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