- Terahertz tomography using quantum-cascade lasers
[作者：Lee, AWM; Kao, TY; Burghoff, D; Hu, Q; Reno, JL,期刊：OPTICS LETTERS, 页码：217-219 , 文章类型： Article，,卷期：2012年37-2]
- The interfaces of a dielectric sample are resolved in reflection geometry using light from a frequency agile array of terahertz quantum-cascade lasers. The terahertz source is a 10-element linear array of third-order dis...
- High-speed wavelength-division multiplexing quantum key distribution system
[作者：Yoshino, K; Fujiwara, M; Tanaka, A; Takahashi, S; Nambu, Y; Tomita, A; Miki, S; Yamashita, T; Wang, Z; Sasaki, M; Tajima, A,期刊：OPTICS LETTERS, 页码：223-225 , 文章类型： Article，,卷期：2012年37-2]
- A high-speed quantum key distribution system was developed with the wavelength-division multiplexing (WDM) technique and dedicated key distillation hardware engines. Two interferometers for encoding and decoding are shar...
- Polarization-dependent ablation of silicon using tightly focused femtosecond laser vortex pulses
[作者：Hnatovsky, C; Shvedov, VG; Shostka, N; Rode, AV; Krolikowski, W,期刊：OPTICS LETTERS, 页码：226-228 , 文章类型： Article，,卷期：2012年37-2]
- We demonstrate experimentally that, in a tight focusing geometry, circularly polarized femtosecond laser vortex pulses ablate material differently depending on the handedness of light. This effect offers an additional de...
- Coupling loss minimization of slow light slotted photonic crystal waveguides using mode matching with continuous group index perturbation
[作者：Lin, CY; Wang, AX; Lai, WC; Covey, JL; Chakravarty, S; Chen, RT,期刊：OPTICS LETTERS, 页码：232-234 , 文章类型： Article，,卷期：2012年37-2]
- We experimentally demonstrate highly efficient coupling into a slow light slotted photonic crystal waveguide. With optical mode converters and group index tapers that provide good optical mode matching and impedance matc...
- Multiple color reflection in a single unit cell using double-layer electrochromic reaction
[作者：Jang, JE; Cha, SN; Lee, JM; Kim, JJ; Amaratunga, GAJ; Jung, JE,期刊：OPTICS LETTERS, 页码：235-237 , 文章类型： Article，,卷期：2012年37-2]
- Multiple color states have been realized in single unit cell using double electrochromic (EC) reaction. The precise control of bistability in EC compounds which can maintain several colors on the two separated electrodes...
- Temporal contrast enhancement of picosecond pulses based on phase-conjugate wave generation
[作者：Liang, SG; Liu, HJ; Huang, N; Sun, QB; Wang, YS; Zhao, W,期刊：OPTICS LETTERS, 页码：241-243 , 文章类型： Article，,卷期：2012年37-2]
- A practical technique based on the phase-conjugate wave (PCW) generation is proposed to improve the temporal contrast of the picosecond pulses. Our theory predicts the temporal contrast of the picosecond pulses can be en...
- Guided-wave second harmonics in Nd:YCOB optical waveguides for integrated green lasers
[作者：Ren, YY; Jia, YC; Dong, NN; Pang, LL; Wang, ZG; Lu, QM; Chen, F,期刊：OPTICS LETTERS, 页码：244-246 , 文章类型： Article，,卷期：2012年37-2]
- We report on guided-wave second-harmonic generations in nonlinear Nd:YCa4O(BO3)(3) (Nd:YCOB) optical waveguides that are produced by the low-fluence swift Ar8+ ion irradiation. The guided-wave second harmonics are realiz...
- Surface-plasmon-polaritons-assisted nanolithography with dual-wavelength illumination for high exposure depth
[作者：Shi, S; Zhang, ZY; Du, JL; Yang, Z; Shi, RY; Li, SH; Gao, FH,期刊：OPTICS LETTERS, 页码：247-249 , 文章类型： Article，,卷期：2012年37-2]
- We propose a new direct writing nanolithography approach using a plasmonic focusing device and a nano silver mirror with dual-wavelength illumination for high exposure depth. Arrays of pyramid aperture are used to focus ...
- Streak camera crosstalk reduction using a multiple delay optical fiber bundle
[作者：Tsikouras, A; Ning, J; Ng, S; Berman, R; Andrews, DW; Fang, QY,期刊：OPTICS LETTERS, 页码：250-252 , 文章类型： Article，,卷期：2012年37-2]
- The streak camera is one of the fastest photodetection systems, while its capability of multiplexing is particularly attractive to many applications requiring parallel data acquisition. The degree of multiplexing in a st...
- Generation of megawatt peak power picosecond pulses from a divided-pulse fiber amplifier
[作者：Kong, LJ; Zhao, LM; Lefrancois, S; Ouzounov, DG; Yang, CX; Wise, FW,期刊：OPTICS LETTERS, 页码：253-255 , 文章类型： Article，,卷期：2012年37-2]
- Control of nonlinearity is a challenge in fiber amplifiers designed to generate pulses of a few picoseconds duration, and as a result, picosecond fiber amplifiers have failed to reach peak power of 1MW. Divided-pulse amp...
- Triggering and guiding high-voltage discharge in air by single and multiple femtosecond filaments
[作者：Guo, KM; Lin, JQ; Hao, ZQ; Gao, X; Zhao, ZM; Sun, CK; Li, BZ,期刊：OPTICS LETTERS, 页码：259-261 , 文章类型： Article，,卷期：2012年37-2]
- The abilities to trigger and guide high-voltage discharge by using single and multiple filaments (MFs) are experimentally studied. It is shown that the discharge voltage threshold can be reduced significantly in both reg...
- Iterative retrieval of one-dimensional x ray wave field using a single intensity measurement
[作者：Pelliccia, D; Paganin, DM; Sorrentino, A; Bukreeva, I; Cedola, A; Lagomarsino, S,期刊：OPTICS LETTERS, 页码：262-264 , 文章类型： Article，,卷期：2012年37-2]
- The problem of retrieving a complex function from the modulus of its Fourier transform has non-unique solutions in one dimension. Therefore iterative phase retrieval methods cannot in general be confidently applied to on...
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