- Terahertz intersubband absorption in GaN/AlGaN step quantum wells
[作者:Machhadani, H; Kotsar, Y; Sakr, S; Tchernycheva, M; Colombelli, R; Mangeney, J; Bellet-Amalric, E; Sarigiannidou, E; Monroy, E; Julien, FH,期刊:Applied Physics Letters, 页码:191101-191101 , 文章类型: Article,,卷期:2010年97-19]
- We demonstrate terahertz intersubband absorptions at frequencies of 2.1 THz (lambda approximate to 143 mu m) and 4.2 THz (lambda approximate to 70 mu m) in nitride-based semiconductor quantum wells. The structures consis...
- Enhancement of spontaneous emission rate and reduction in amplified spontaneous emission threshold in electrodeposited three-dimensional ZnO photonic crystal
[作者:Zhong, YC; Yue, ZN; Wong, GKL; Xi, YY; Hsu, YF; Djurisic, AB; Dong, JW; Chen, WJ; Wong, KS,期刊:Applied Physics Letters, 页码:191102-191102 , 文章类型: Article,,卷期:2010年97-19]
- ZnO photonic crystal (PC) with face-center-cube type structure is fabricated by electrodeposition using holographic lithographically made organic (SU-8) template. Photonic band gap effect (reflection peak and transmissio...
- Enhancement of random lasing through fluorescence resonance energy transfer and light scattering mediated by nanoparticles
[作者:Wang, CS; Chen, YL; Lin, HY; Chen, YT; Chen, YF,期刊:Applied Physics Letters, 页码:191104-191104 , 文章类型: Article,,卷期:2010年97-19]
- A simple approach for the enhancement of random lasing based on fluorescence resonance energy transfer and light scattering mediated by nanoparticles is reported. To illustrate our working principle, ZnO nanorods decorat...
- Crystal defect topography of Stranski-Krastanow quantum dots by atomic force microscopy
[作者:Gradkowski, K; Sadler, TC; Mereni, LO; Dimastrodonato, V; Parbrook, PJ; Huyet, G; Pelucchi, E,期刊:Applied Physics Letters, 页码:191106-191106 , 文章类型: Article,,卷期:2010年97-19]
- We demonstrate a technique to monitor the defect density in capped quantum dot (QD) structures by performing an atomic force microscopy (AFM) of the final surface. Using this method we are able to correlate their density...
- Strong light-matter coupling at terahertz frequencies at room temperature in electronic LC resonators
[作者:Geiser, M; Walther, C; Scalari, G; Beck, M; Fischer, M; Nevou, L; Faist, J,期刊:Applied Physics Letters, 页码:191107-191107 , 文章类型: Article,,卷期:2010年97-19]
- Strong light-matter coupling at room temperature in the terahertz (THz) range is demonstrated. The studied system consists of electronic intersubband transitions in AlxGa1-xAs parabolic quantum wells coupled to an electr...
- Characterization of complementary patterned metallic membranes produced simultaneously by a dual fabrication process
[作者:Hao, QZ; Zeng, Y; Wang, XD; Zhao, YH; Wang, B; Chiang, IK; Werner, DH; Crespi, V; Huang, TJ,期刊:Applied Physics Letters, 页码:193101-193101 , 文章类型: Article,,卷期:2010年97-19]
- An efficient technique is developed to fabricate optically thin metallic films with subwavelength patterns and their complements simultaneously. By comparing the spectra of the complementary films, we show that Babinet's...
- Radio-frequency characteristics of graphene oxide
[作者:Kim, WK; Jung, YM; Cho, JH; Kang, JY; Oh, JY; Kang, H; Lee, HJ; Kim, JH; Lee, S; Shin, HJ; Choi, JY; Lee, SY; Kim, YC; Han, IT; Kim, JM; Yook, JG; Baik, S; Jun, SC,期刊:Applied Physics Letters, 页码:193103-193103 , 文章类型: Article,,卷期:2010年97-19]
- We confirm graphene oxide, a two-dimensional carbon structure at the nanoscale level can be a strong candidate for high-efficient interconnector in radio-frequency range. In this paper, we investigate high frequency char...
- Enhanced photocurrent generation from UV-laser-synthesized-single-wall-carbon-nanotubes/n-silicon hybrid planar devices
[作者:Le Borgne, V; Castrucci, P; Del Gobbo, S; Scarselli, M; De Crescenzi, M; Mohamedi, M; El Khakani, MA,期刊:Applied Physics Letters, 页码:193105-193105 , 文章类型: Article,,卷期:2010年97-19]
- We report on the significant generation of photocurrent (PC) from planar devices built from the drop casting of UV-laser-synthesized single-wall-carbon-nanotubes (SWCNTs) onto n-Si substrate. These SWCNTs/n-Si hybrid dev...
- Effects of absorption coefficients and intermediate-band filling in InAs/GaAs quantum dot solar cells
[作者:Hu, WG; Inoue, T; Kojima, O; Kita, T,期刊:Applied Physics Letters, 页码:193106-193106 , 文章类型: Article,,卷期:2010年97-19]
- The effects of absorption coefficients were incorporated in a detailed balance model to analyze the intermediate-band (IB) configuration in quantum dot (QD) solar cells. Our results show that the optimum IB level, EIB, d...
- Mechanical stiffening, bistability, and bit operations in a microcantilever
[作者:Venstra, WJ; Westra, HJR; van der Zant, HSJ,期刊:Applied Physics Letters, 页码:193107-193107 , 文章类型: Article,,卷期:2010年97-19]
- We investigate the nonlinear dynamics of microcantilevers. We demonstrate mechanical stiffening of the frequency response at large amplitudes, originating from the geometric nonlinearity. At strong driving the cantilever...
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