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2022年11月7日，应大连理工大学光电工程与仪器科学学院副院长韩秀友教授邀请，“中国天眼”-FAST台址与观测基地系统总工程师、大连理工大学兼职教授朱博勤研究员为大连理工大学师生作了题为“中国天眼-FAST望远镜及其观测研究概况”的报告。光电工程与仪器科学学院光电工程教工党支部、行政教工党支部、仪器科学与技术师生纵向党支部、博士学生党支部、第一学生党支部、第二学生党支部等全体党员和全院本科生、研...
TERRESTRIAL LASER SCANNER AND FAST CHARACTERIZATION OF SUPERFICIAL LESIONS IN ARCHITECTURAL DIAGNOSIS
errestrial laser scanner pathology defensive towers masonry Camarles Tower
2019/3/1
The development of massive data captures techniques (MDC) in recent years, such as the Terrestrial Laser Scanner (TLS), raises the possibility of developing new assessment procedures for architectural...
2017第10届慢光，快光和光电原子精密计量研讨会（Slow Light,Fast Light,and Opto-Atomic Precision Metrology X）
2017 第10届 慢光，快光和光电原子精密计量 研讨会
2017/1/12
OPTO is organized into eight tracks. Choose a track and click to see the list of conferences.Review conference details by clicking on the titles below. These details include paper titles, authors, sch...
Researchers transform slow emitters into fast light sources
Researchers transform slow emitters fast light sources
2015/11/12
Researchers from Brown University, in collaboration with colleagues from Harvard, have developed a new way to control light from phosphorescent emitters at very high speeds. The technique provides a n...
Modeling and Analysis of the Role of Fast-Response Energy Storage in the Smart Grid
Fast-Response Energy Storage Smart Grid
2015/8/17
The large short time-scale variability of renewable energy resources presents significant challenges to the reliable operation of power systems. This variability can be mitigated by deploying fa...
FAST AND ACCURATE CLOSE RANGE 3D MODELLING BY LASER SCANNING SYSTEM
laser scanning, TIN surfaces
2015/3/6
We applied the laser scanner Callidus Precision System to digitise the shape of the three-dimensional small temple inside the Mole
Vanvitelliana in Ancona to build a 3D model. It is a complicated ta...
A new impulse-type display named Local Blinking High Dynamic Range (HDR) LCD System was proposed, which utilized local dimming technology to achieve a local blinking effect that not only suppressed mo...
How Fast a Hydrogen Atom can Move Before Its Proton and Electron Fly Apart?
Redshift Blue Shift Speed Threshold Hydrogen Ionized
2013/1/30
In this paper we discussed the behavior of a hydrogen atom in moving and found there is a speed threshold for hydrogen atom. As long as the speed of hydrogen reaches or beyond its speed threshold, the...
New Ground-to-Train High-Speed Free-Space Optical Communication System with Fast Handover Mechanism
Free-space optical communication Scanners
2015/5/26
We developed a new ground-to-train free-space optical communication system that performs stable high-speed communication even when a train is running at high speed and does fast handover between laser...
Performance of Optical Fast-OFDM in MMF-Based Links
Fiber optics communications Modulation
2015/5/26
19.375Gb/s optical Fast-OFDM signals can be transmitted over 500m worst-case MMF DML-based links having 3-dB effective bandwidths of 150MHz.km. This performance is similar to that corresponding to a c...
Fast Parallelized Simulation of 112 Gb/s CP-QPSK Transmission Systems using Stratified Monte-Carlo Sampling
Fiber optics communications Coherent communications
2015/5/26
A novel parallelized implementation of the split-step Fourier method on graphics processing units was developed. The combination of Monte-Carlo simulations with single and double precision yields a sp...
Fast Barrier Synchronization with AWGR-based Optical Switch in High-performance and Parallel Computing
Networks Optical communications
2015/5/25
We demonstrate speedup of barrier synchronization for parallel computing via wavelength parallelism of the optical switch using a k-ary tree to collect updates without incurring contention, and optica...
Fast Remotely Reconfigurable Wavelength Selective Switch
Photonic integrated circuits Switching Wavelength filtering
2015/5/25
A remotely reconfigurable wavelength selective switch is proposed which implements label detection and signal gating in the same SOA array. A proof of principle monolithic circuit is presented showing...
A Novel Method for Precise Symbol Synchronization in Double-Side Band Optical Fast OFDM
Novel Method OFDM Symbol Synchronization
2015/5/15
We propose a novel method to achieve precise symbol synchronization using one training symbol in DSB optical fast OFDM (FOFDM). World-first FOFDM transmission experiment using field-installed fiber ve...
Novel Optical Fast Fourier Transform Scheme Enabling Real-Time OFDM Processing at 392 Gbit/s and Beyond
Optical communications Discrete optical signal processing
2015/6/10
An optical FFT scheme is implemented and tested at 392 Gbit/s. It enables OFDM sig-nal processing way beyond the bandwidth limits of electronics. The scheme operates with little energy as it exploits ...