Research Highlights and News from APL [2011-12-13] |
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Research Highlights
Hui Chen, Shulin Gu, Jiagao Liu, Jiandong Ye, Kun Tang, Shunming Zhu, and Youdou Zheng Radiative recombination of two-dimensional electron gas, induced by polarization and validated by Hall effect measurements, is investigated in ZnMgO/ZnO heterostructures grown by metal-organic chemical vapor deposition. Appl. Phys. Lett. 99, 211906 (2011)
Takeo Ohno, Tsuyoshi Hasegawa, Alpana Nayak, Tohru Tsuruoka, James K. Gimzewski, and Masakazu Aono Memorization in an Ag2S atomic switch was investigated as a function of the amplitude and width of input voltage pulses. After a certain number of Vin, the conductance increased abruptly followed by a gradual decrease, indicating the formation of short-term memory. We found that the probability of STM formation depends strongly on the amplitude and width of Vin, which resembles the learning behavior of the human brain. Appl. Phys. Lett. 99, 203108 (2011)
J. Wätzel, A. S. Moskalenko, and J. Berakdar The authors analytically show that applying the appropriate pulses, specified here, allows a spin separation on a femtosecond time scale in the sense that states with a desired spin projection are localized mainly on one of the dots. It is shown how to maintain in time this photo-induced spin-dependent filtering. Did You Know…?Supplementary data, images or other information can be submitted alongside your manuscript. For more information, visit the Supplemental Material homepage. Stay In Touch
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