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Four new NSF Engineering Research Centers will advance US health,energy sustainability(图)
Four new NSF Engineering Research Centers US health energy sustainability
2017/9/20
The National Science Foundation (NSF) has invested nearly $80 million in four new Engineering Research Centers (ERCs) to create novel technology platforms to address national challenges in health and ...
Hybrid opto-mechanical systems with nitrogen-vacancy centers" (Invited Review)
opto-mechanics nitrogen-vacancy center hybrid system
2016/1/22
In this review, we briefly review recent works on hybrid (nano) opto-mechanical systems that contain both mechanical oscillators and diamond nitrogen-vacancy (NV) centers. We also review two different...
Hybrid opto-mechanical systems with nitrogen-vacancy centers
Opto-mechanics Nitrogen-vacancy center Hybrid system
2016/1/22
In this review, we briefly overview recent works on hybrid (nano) opto-mechanical systems that contain both mechanical oscillators and diamond nitrogen-vacancy (NV) centers. We review two different ty...
Precision and Reliability of GPS-Coordinates of Projection Centers in Real Aerial Triangulations
Adjustment Analysis Block GPS/INS Precision Reliability
2015/12/8
The aim of this study was to determine the precision of GPS-coordinates of projection centres obtained in photogrammetric production in Poland. The second aim of the work was to estimate the reliabili...
SPACE ALLOCATION OF EDUCATIONAL CENTERS USING MULTIPLICATIVELY WEIGHTED VORONOI DIAGRAM
Multiplicatively Weighted Voronoi Diagram (MWVD) Ordinary Voronoi Diagram Educational Centers Service Area Allocation
2014/10/16
The main problem of educational centers in a mega city like Tehran, capital of Iran, is that no enforced service areas exist to guide school selection or allow students to make the most convenient com...
2014国际地下空间学术大会(14th World Conference of Associated research Centers for the Urban UndergroundSpace (ACUUS2014))
2014 国际地下空间学术大会 14th World Conference of Associated research Centers for the Urban UndergroundSpace ACUUS2014
2013/11/22
It is our pleasure and privilege to invite you to participate in the 14th World Conference of Associated research Centers for the Urban Underground Space (ACUUS 2014), to be held from September 24-26,...
Metropolitan smart growth centers: An assessment of incentive policies in four regions
transportation smart growth metropolitan planning organizations
2013/11/21
Across the United States, metropolitan areas face challenges related to transportation and land use. An emerging policy in many regions is to promote development around higher-density, mixed-use (smar...
Possible centers of broadband near-IR luminescence in bismuth-doped solids: $Bi^{+}$, Bi$_5^{3+}$, and Bi$_4^0$
near-IR broadband
2011/9/13
Subvalent bismuth centers (interstitial Bi+ ion, Bi3+5 cluster ion, and Bi0 4 cluster) are examined as possible centers of broadband near-IR luminescence in bismuth-doped solids on the grounds of quan...
LYNX MOBILE MAPPER FOR SURVEYING CITY CENTERS AND HIGHWAYS
Laser Scanner LiDAR Mobile Mapper Lynx
2014/6/5
In the last two years the Lynx Mobile Mapper has become the new lidar solution developed for surveying large areas that are impractical with static lidar sensors and require an accuracy and resolution...
Large data centers continue to push the limits of conventional networking. This talk discusses cluster computing fat-tree topologies, novel routing techniques, higher-speed links,optical building bloc...
Optical connectivity contributes to the overall efficiency of the data center. This article discusses the data rate scalability, pathway and spaces, power and cooling benefits of optical fiber connect...
A Bidirectional 2×2 Photonic Network Building-Block for High-Performance Data Centers
Networks Optical interconnects
2015/5/22
The design of a unique bidirectional 2×2 SOA-based optical switch is detailed and experimentally validated. Error-free operation and routing correctness is verified for 4×10Gb/s pseudorandom messages.
Bufferless Optical Clos Switches for Data Centers
Networks packet-switched Switching packet
2015/5/22
A bufferless optical Clos switch called PetaX is designed to provide high-bandwidth data exchange for data center networks. PetaX combines the best features of electronics and optics and achieves good...
Bi:SiO 2 optical fibers – a possible way to understand the nature of Bi-related emitting centers
Fiber materials Fiber optics amplifiers oscillators Lasers fiber
2015/5/22
Excitation-emission properties of Bi:SiO 2 optical fibers (without other dopants) were investigated in the wavelength region 400-1600nm. Laser generation in fibers of such composition was demonstrated...
40 Gb/s 8×8 Low-latency Optical Switch for Data Centers
Low-latency Optical Switch Data Centers
2015/5/20
This paper reports on a 40 Gb/s 8×8 optical switch for data centers. Experiments demonstrate error-free operation with 118.2 ns switching latency in contention-less architecture.Simulations show 150 n...