Tunable photonic-like modes in graphene-coated nanowires
In this study, the dispersion equations of a graphene-coated nanowire (GN) are solved. It is found that in this waveguide, besides the ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Zhiyong Wu Tingyin Ning Jiaqi Li Min Zhang Hong Su Irene Ling Li Huawei Liang Source Type: research

Watt-level passively mode-locked Tm:YLF laser at 1.83 µ m
Passive, continuous-wave mode-locked (CWML) operation of a 1.83 µ m Tm:YLF laser is experimentally demonstrated for the first time, ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Quanxin Na Zhiyang Huang Miaomao He Zhangyun Chen Tenggui Xu Lei Wang Peiguang Yan Ying Li Shaojuan Luo Chengwen Xu Dianyuan Fan Source Type: research

Lensfree on-chip microscopy based on dual-plane phase retrieval
In lensfree on-chip microscopy, the iterative phase retrieval with defocused images easily enables a high-resolution and whole field ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Cheng Guo Xianming Liu Xingchi Kan Feilong Zhang Jiubin Tan Shutian Liu Zhengjun Liu Source Type: research

Hybrid driving variable-focus optofluidic lens
Conventional optofluidic lens usually has only one interface, which means that the zoom range is small, and the ability to correct ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Jin-Hui Wang Wei-Pu Tang Lin-Yang Li Liang Xiao Xin Zhou Qiong-Hua Wang Source Type: research

Limits to surface-enhanced Raman scattering near arbitrary-shape scatterers
The low efficiency of Raman spectroscopy can be overcome by placing the active molecules in the vicinity of scatterers, typically rough ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: J é r ô me Michon Mohammed Benzaouia Wenjie Yao Owen D. Miller Steven G. Johnson Source Type: research

All-fiber-optic vector magnetic field sensor based on side-polished fiber and magnetic fluid
A kind of compact all-fiber-optic vector magnetic sensor is proposed and demonstrated. The sensor consists of a side-polished-fiber ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Yongxi Li Shengli Pu Yongliang Zhao Rui Zhang Zixuan Jia Jilei Yao Zijian Hao Zhongxue Han Dihui Li Xinjie Li Source Type: research

Pseudo-thermal imaging by using sequential-deviations for real-time image reconstruction
Ghost imaging technologies acquire images through intensity correlation of reference patterns and bucket values. Among them, an interesting ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Ya-Xin Li Wen-Kai Yu Jian Leng Shuo-Fei Wang Source Type: research

Polarization-sensitive dual-comb spectroscopy with an electro-optic modulator for determination of anisotropic optical responses of materials
We propose and demonstrate a polarization-sensitive dual-comb spectroscopy (DCS) technique that employs an electro-optic modulator for ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Kana A. Sumihara Sho Okubo Kenichi Oguchi Makoto Okano Hajime Inaba Shinichi Watanabe Source Type: research

Tuning silicon-rich nitride microring resonances with graphene capacitors for high-performance computing applications
We demonstrate the potential of a graphene capacitor structure on silicon-rich nitride micro-ring resonators for multitasking operations ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Joaquin Faneca Benjamin T. Hogan Iago R. Diez Frederic Y. Gardes Anna Baldycheva Source Type: research

Long-term stable continuous variable entanglement generation in type-II non-degenerate optical parametric amplifier
Long-term stable entanglement is a crucial aspect in the implementation of reliable quantum information processes. However, long-term ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Long Ma Hui Guo Kui Liu Hengxin Sun Jiangrui Gao Source Type: research

Yb^3 + doped silica nanostructured core fiber laser
We report development of ytterbium doped silica fiber with nanostructured core for laser applications. We study influence of non-continuous ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Marcin Franczyk Dariusz Pysz Piotr Pucko Damian Michalik Marek Bidu ś Micha ł D ł ubek Ryszard Buczy ń ski Source Type: research

Multiple-image optical encryption based on phase retrieval algorithm and fractional Talbot effect
A new multiple-image optical encryption scheme based on phase retrieval algorithm and fractional Talbot effect is proposed. In encryption ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Jingjing Wu Jicheng Wang Yanguang Nie Lifa Hu Source Type: research

Selectively thermal radiation control in long-wavelength infrared with broadband all-dielectric absorber
Artificial control of the thermal radiation is of growing importance to fundamental science and technological applications, ranging from ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Zengyue Zhao Guanhai Li Tao Su Feilong Yu Yafeng Zhang Wenjuan Wang Weiwei Men Zhiqiang Wang Lixin Xuan Xiaoshuang Chen Wei Lu Source Type: research

Middle-IR frequency comb based on Cr:ZnS laser
We report, to the best of our knowledge, the first fully referenced Cr:ZnS optical frequency comb. The comb features few cycle output ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Sergey Vasilyev Viktor Smolski Jeremy Peppers Igor Moskalev Mike Mirov Yury Barnakov Sergey Mirov Valentin Gapontsev Source Type: research

Mode instabilities in Yb:YAG crystalline fiber amplifiers
Mode instabilities (MI) threshold in the Yb:YAG crystalline fiber amplifier is simulated by a full numerical model. The propagation of ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Shicheng Zhu Jinyan Li Li Li Kexiong Sun Chang Hu Xinyu Shao Xiuquan Ma Source Type: research

Development of large diameter nanostructured GRIN microlenses enhanced with temperature-controlled diffusion
Nanostructured GRIN components are optical elements which can have an arbitrary refractive index profile while retaining flat-parallel ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Adam Filipkowski Hue Thi Nguyen Rafa ł Kasztelanic Tomasz Stefaniuk Jaroslaw Cimek Dariusz Pysz Ryszard St ę pie ń Konrad Krzy ż ak Pentti Karioja Ryszard Buczynski Source Type: research

Ultra low-noise coherent supercontinuum amplification and compression below 100 fs in an all-fiber polarization-maintaining thulium fiber amplifier
We report an ultra-low noise, polarization-maintaining, ultrafast Thulium-doped all-fiber chirped pulse amplifier, seeded by a polarized ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Anupamaa Rampur Yuriy Stepanenko Grzegorz St ę pniewski Tomasz Karda ś Dominik Dobrakowski Dirk-Mathys Spangenberg Thomas Feurer Alexander Heidt Mariusz Klimczak Source Type: research

Dielectric metasurfaces based on a rectangular lattice of a-Si:H nanodisks for color pixels with high saturation and stability
Silicon dielectric metasurfaces based on a square lattice of nanoparticles have been extensively utilized to create transmissive structural ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Hongliang Li Song Gao Yang Li Chunwei Zhang Wenjing Yue Source Type: research

Electromagnetically induced transparency in an all-dielectric nano-metamaterial for slow light application
Slow light technique has significant potential applications in many contemporary photonic device developments for integrated all-optical ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Qiao Wang Li Yu Huixuan Gao Shuwen Chu Wei Peng Source Type: research

Portable microresonator-based label-free detector: monotonous resonance splitting with particle adsorption
Whispering gallery mode resonators hold great promises as very sensitive detectors, with a wide range of applications, notably as ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Nirmalendu Acharyya Mohamed Maher Gregory Kozyreff Source Type: research

Light field camera based on hexagonal array of flat-surface nanostructured GRIN lenses
In this paper we present a light field camera system where a flat-surface hexagonal array of nanostructured gradient index lenses was used ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Rafal Kasztelanic Dariusz Pysz Ryszard Stepien Ryszard Buczynski Source Type: research

Impacts of pure seawater absorption coefficient on remotely sensed inherent optical properties in oligotrophic waters
The spectral absorption coefficient of pure seawater (a_w( λ )) in published studies differ significantly in the blue domain, yet the ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Xiaolong Yu Zhongping Lee Jianwei Wei Shaoling Shang Source Type: research

Improving laser cooling efficiencies of Yb-doped yttrium aluminum garnet by utilizing non-resonant anti-Stokes emission at high temperatures
Laser cooling in solids has been demonstrated, and cooling from room temperature to cryogenic temperatures has so far been the main focus ... (Source: Optics Express)
Source: Optics Express - November 15, 2019 Category: Physics Authors: Yuta Nakayama Yukihiro Harada Takashi Kita Source Type: research

Quantitative amplitude measuring φ -OTDR using multiple uncorrelated Rayleigh backscattering realizations
We propose and demonstrate a technique to perform quantitative strain sensing using the amplitude of the Rayleigh backscattered light in a ... (Source: Optics Express)
Source: Optics Express - November 14, 2019 Category: Physics Authors: Brandon Redding Matthew J. Murray Allen Davis Clay Kirkendall Source Type: research

High precision wavefront correction using an influence function optimization method based on a hybrid adaptive optics system
A hybrid adaptive optics (AO) system with an influence function (IF) optimization method is presented for high precision wavefront ... (Source: Optics Express)
Source: Optics Express - November 14, 2019 Category: Physics Authors: Yamin Zheng Chuang Sun Wanjun Dai Fa Zeng Qiao Xue Deen Wang Wenchuan Zhao Lei Huang Source Type: research

Reflectance spectra reconstruction from trichromatic camera based on kernel partial least square method
A novel spectral reflectance reconstruction method based on kernel partial least square (KPLS) regression is proposed. The proposed method ... (Source: Optics Express)
Source: Optics Express - November 14, 2019 Category: Physics Authors: Gensheng Xiao Xiaoxia Wan Lixia Wang Shiwei Liu Source Type: research

Analytic design of light extraction array for light guide plate based on extended sources
Light extraction array, comprised of millions of discrete scattering dots randomly distributed on edge-lit light guide plates (LGPs), ... (Source: Optics Express)
Source: Optics Express - November 14, 2019 Category: Physics Authors: Enguo Chen Shuyan Lin Zongzhao Jiang Qian Guo Sheng Xu Yun Ye Qun Frank Yan Tailiang Guo Source Type: research

Complementary Si/SiO_2 dispersive mirrors for 2-4   µ m spectral range
Complementary pair of dispersive multilayers operating in the 2-4 µ m spectral range were designed and produced for the first time. ... (Source: Optics Express)
Source: Optics Express - November 14, 2019 Category: Physics Authors: Vladimir Pervak Tatiana Amotchkina Daniel Hahner Sebastian Jung Yurij Pervak Michael Trubetskov Ferenc Krausz Source Type: research

Image definition assessment based on Tchebichef moments for micro-imaging
This paper proposes a Tchebichef moment (TM)-based image definition assessment (IDA) method that employs the difference in the logarithmic ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Wenjie Li Qinnan Zhang Liyun Zhong Xiaoxu Lu Jindong Tian Source Type: research

Paper-like flexible optically isotropic liquid crystal film for tunable diffractive devices
We have demonstrated a paper-like diffractive film in which nano-structured liquid crystal droplets are embedded in elastomeric monomer ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Ramesh Manda Jeong Hwan Yoon Srinivas Pagidi Surjya Sarathi Bhattacharyya Dung Thi Thuy Tran Young Jin Lim Jae-Min Myoung Seung Hee Lee Source Type: research

Generation of wideband vortex beam with different OAM modes using third-order meta-frequency selective surface
Orbital angular momentum (OAM) beam generators have attracted tremendous interests recently due to their excellent performance and ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Fuheng Zhang Qian Song Guo-Min Yang Ya-Qiu Jin Source Type: research

Wideband and compact TM-pass polarizer based on hybrid plasmonic grating in LNOI
Based on the transverse electric (TE)/transverse magnetic (TM) polarization diversity in plasmonic Bragg gratings, a compact ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Wenqi Yu Shuangxing Dai Qinfeng Zhao Jinye Li Jianguo Liu Source Type: research

Optical classification of inland waters based on an improved Fuzzy C-Means method
Water optical clustering based on water color information is important for many ecological and environmental application studies, both ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Shun Bi Yunmei Li Jie Xu Ge Liu Kaishan Song Meng Mu Heng Lyu Song Miao Jiafeng Xu Source Type: research

Tunable mantle cloaking utilizing graphene metasurface for terahertz sensing applications
Design of sensors which are able to probe electromagnetic radiation with larger cross section and at the same time with having negligible ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Zahra Hamzavi-Zarghani Alireza Yahaghi Ladislau Matekovits Ali Farmani Source Type: research

Analysis of thickness influence on refractive index and absorption coefficient of zinc selenide thin films
Linear optical constants of thermally evaporated Zinc Selenide thin films are computed on the account of only transmittance experimental ... (Source: Optics Express)
Source: Optics Express - November 13, 2019 Category: Physics Authors: Geo Georgescu Adrian Petris Source Type: research

Symmetric guided-mode resonance sensors in aqueous media with ultrahigh figure of merit
Optical sensors with a high figure of merit (FOM) for refractive index measurement can substantially enhance detection performance. For ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: Yi Zhou Xuesong Li Shuai Li Zhihe Guo Pan Zeng Junbo He Dongchen Wang Rongjun Zhang Ming Lu Shuyu Zhang Xiang Wu Source Type: research

On the effect of third-order dispersion on phase-matched terahertz generation via interfering chirped pulses
High-energy narrowband terahertz (THz) pulses, relevant for a plethora of applications, can be created from the interference of two ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: Spencer W. Jolly Frederike Ahr Koustuban Ravi Nicholas H. Matlis Franz X. K ä rtner Andreas R. Maier Source Type: research

Frequency doubling of multimode diode-pumped GRIN-fiber Raman lasers
Frequency doubling of multimode diode-pumped GRIN-fiber Raman laser with improved beam quality (M^2 = 1.9-2.6 depending on ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: A. G. Kuznetsov E. A. Evmenova E. I. Dontsova S. I. Kablukov S. A. Babin Source Type: research

Gain-driven spectral-temporal noise-like pulse dynamics in a passively mode-locked fiber laser
We study numerically complex noise-like pulse dynamics in a passively mode-locked erbium-doped fiber laser. Wavelength-dependent gain ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: O. Pottiez J. P. Lauterio-Cruz Y. E. Bracamontes-Rodr í guez H. E. Ibarra-Villalon J. C. Hernandez-Garcia M. Bello-Jim è nez E. A. Kuzin Source Type: research

Metal-graphene hybridized plasmon induced transparency in the terahertz frequencies
In this work, metal-graphene hybridized plasmon induced transparency (PIT) is systematically studied in the proposed simple ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: Anqi Yu Xuguang Guo Yiming Zhu Alexey V. Balakin Alexander P. Shkurinov Source Type: research

Extended long-short ambiguity resolution in multi-antenna GNSS-over-fiber systems for enhanced attitude determination
An extended long-short ambiguity resolution (AR) approach to multi-antenna GNSS-over-fiber systems is proposed and experimentally ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: Yang Li Xihua Zou Puyu Liu Wenlin Bai Bin Luo Wei Pan Lianshan Yan Source Type: research

Liquid refractive index measured through a refractometer based on diffraction gratings
We developed two versions of refractometers to measure the refractive index of liquids. One refractometer comprises a glass cell with a ... (Source: Optics Express)
Source: Optics Express - November 12, 2019 Category: Physics Authors: Sergio Calixto Valeria Piazza Alan M. Gonzalez-Suarez Jose L. Garcia-Cordero Neil C. Bruce Martha Rosete-Aguilar Guillermo Garnica Source Type: research

High-accuracy calibration of line-structured light vision sensors using a plane mirror
A high-accuracy calibration technique using a white paper and a front coating plane mirror is proposed in this paper for line-structured ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Wei Zou Zhenzhong Wei Fulin Liu Source Type: research

Effects on the OTF of MSF structures with random variations
In diamond-machined freeform manufacturing processes, a tool-tip often leaves behind characteristic mid-spatial frequency (MSF) structures ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Kevin Liang Miguel A. Alonso Source Type: research

Combined ‘ moth-eye ’ structured and graded index-layer anti-reflecting coating for high index glasses
We present a hybrid antireflective coating (ARC) providing a complete continuous graded refractive index (GRIN) transition from a ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Matthias Kraus Zhaolu Diao Klaus Weishaupt Joachim P. Spatz Kerstin T ä schner Hagen Bartzsch Ralph Schmittgens Robert Brunner Source Type: research

Beam steering with ultracompact and low-power silicon resonator phase shifters
Photonic integrated circuit (PIC) phased arrays can be an enabling technology for a broad range of applications including free-space laser ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Hugo Larocque Leonardo Ranzani James Leatham Jeffrey Tate Alex Niechayev Thomas Yengst Tin Komljenovic Charley Fodran Duane Smith Mohammad Soltani Source Type: research

Optical distortion evaluation based on the Integrated Colour CCD Moir é Method
Camera calibration is an important part of high-precision optical measurement, which is especially difficult in the micro-nano field. Based ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Jiaye Zhao Yue Hou ZhanWei Liu HuiMin Xie Sheng Liu Source Type: research

Single-longitudinal-mode Ho:YVO_4 MOPA system with a passively Q-switched unidirectional ring oscillator
A 2052.96   nm single-longitudinal-mode pulsed Ho:YVO_4 MOPA system was demonstrated for the first time. The pulsed Ho:YVO_4 MOPA ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Ruixue Wang Baoquan Yao Benrui Zhao Yi Chen Gaoyou Liu Tongyu Dai Xiaoming Duan Source Type: research

Generation and characterization of position-momentum entangled photon pairs in a hot atomic gas cell
Continuous-variable position-momentum entanglement (or Einstein-Podolsky-Rosen entanglement) of two particles has played important roles in ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Chengyuan Wang Chung-Hyun Lee Yoon-Ho Kim Source Type: research

Micro-fiber Mach – Zehnder interferometer based on ring-core fiber
A micro-fiber Mach – Zehnder interferometer (MZI), with a thousands- µ m-long ring-core fiber (RCF), is demonstrated, and its ... (Source: Optics Express)
Source: Optics Express - November 11, 2019 Category: Physics Authors: Xuan Li Nan-Kuang Chen Lixia Xi Hu Zhang Xiaoguang Zhang Wenbo Zhang Xianfeng Tang Source Type: research