High Internal Quantum Efficiency Ultraviolet Emission from Phase-Transition Cubic GaN Integrated on Nanopatterned Si(100) [0.03%]
基于纳米图形衬底的立方氮化镓紫外发光二极管中的相变及其高效发光机制研究
Richard Liu,Richard Schaller,Chang Qiang Chen et al.
Richard Liu et al.
Ultraviolet emission characteristics of cubic (c-) GaN enabled through hexagonal-to-cubic phase transition are reported. Substrate patterning and material growth are shown to affect phase purity and emission characteristics of c-GaN as stud...
Plasmonic Dispersion Relations and Intensity Enhancement of Metal-Insulator-Metal Nanodisks [0.03%]
等离激元色散关系及金属-绝缘体-金属纳米盘的强度增强
Gernot Schaffernak,Markus K Krug,Martin Belitsch et al.
Gernot Schaffernak et al.
We show that the plasmon modes of vertically stacked Ag-SiO2-Ag nanodisks can be understood and classified as hybridized surface and edge modes. We describe their universal dispersion relations and demonstrate that coupling-induced spectral...
Finite-Size Effects in Metasurface Lasers Based on Resonant Dark States [0.03%]
基于共振暗态的元表面激光器中的有限尺寸效应
Sotiris Droulias,Thomas Koschny,Costas M Soukoulis
Sotiris Droulias
The quest for subwavelength coherent light sources has recently led to the exploration of dark-mode based surface lasers, which allow for independent adjustment of the lasing state and its coherent radiation output. To understand how this u...
One-Directional Antenna Systems: Energy Transfer from Monomers to J-Aggregates within 1D Nanoporous Aluminophosphates [0.03%]
一维天线系统：一维纳米多孔铝磷酸盐中单体向J聚集体的能量传输
Rebeca Sola-Llano,Yasuhiko Fujita,Luis Gómez-Hortigüela et al.
Rebeca Sola-Llano et al.
A cyanine dye (PIC) was occluded into two 1D-nanopoporus Mg-containing aluminophosphates with different pore size (MgAPO-5 and MgAPO-36 with AFI and ATS zeolitic structure types, with cylindrical channels of 7.3 Å diameter and elliptical c...
Emre Yüce,Jin Lian,Sergei Sokolov et al.
Emre Yüce et al.
Resonant cavities with high quality factor and small mode volume provide crucial enhancement of light-matter interactions in nanophotonic devices that transport and process classical and quantum information. The production of functional cir...
Power Balance and Temperature in Optically Pumped Spasers and Nanolasers [0.03%]
光泵浦spaser和纳米激光器的功率平衡及温度效应
Gerold V Kristanz,Nikita Arnold,Alexander V Kildishev et al.
Gerold V Kristanz et al.
Spasers and nanolasers produce a significant amount of heat, which impedes their realizability. We numerically investigate the farfield emission and thermal load in optically pumped spasers with a coupled electromagnetic/thermal model, incl...
Anton Kuzyk,Ralf Jungmann,Guillermo P Acuna et al.
Anton Kuzyk et al.
The specificity and simplicity of the Watson-Crick base pair interactions make DNA one of the most versatile construction materials for creating nanoscale structures and devices. Among several DNA-based approaches, the DNA origami technique...
Nonlinear Photoacoustic Imaging by in situ Multiphoton Upconversion and Energy Transfer [0.03%]
原位多光子上转换和能量转移的非线性 photoacoustic 成像技术研究
Depeng Wang,Wei Wei,Ajay Singh et al.
Depeng Wang et al.
In recent years, photoacoustic tomography (PAT) is increasingly used in biomedical research, as it allows for direct visualization of optical absorption in deep tissue. In addition to vascular and hemodynamic imaging using endogenous contra...
Exciton Fine Structure and Lattice Dynamics in InP/ZnSe Core/Shell Quantum Dots [0.03%]
铟磷/锌硒核心/壳量子点中的 exciton 能量结构和晶格动力学
Annalisa Brodu,Mariana V Ballottin,Jonathan Buhot et al.
Annalisa Brodu et al.
Nanocrystalline InP quantum dots (QDs) hold promise for heavy-metal-free optoelectronic applications due to their bright and size-tunable emission in the visible range. Photochemical stability and high photoluminescence (PL) quantum yield a...
Yuyang Wang,Peter Zijlstra
Yuyang Wang
We present a numerical study on plasmon-enhanced single-molecule enzymology. We combine Brownian dynamics and electromagnetic simulations to calculate the enhancement of fluorescence signals of fluorogenic substrate converted by an enzyme c...