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Article
Open AccessAccuracy of dynamic navigation compared to static surgical guides and the freehand approach in implant placement: a prospective clinical study
Computer-guided implant surgery has improved the quality of implant treatment by facilitating the placement of implants in a more accurate manner. This study aimed to assess the accuracy of implant placement i...
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Article
Numerical Investigation of the Influence of Fuel Concentration Gradient on Propane/Oxygen Detonation Propagation
In this paper, one- and two-dimensional numerical simulations are carried out to study the effects of fuel concentration gradients (such as steep, intermediate and shallow) on the detonation wave behavior. The...
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Article
Numerical Research on Effect of Sudden Cross-Section Expansion on Detonation Initiation
Numerical simulation has been performed to investigate the DDT (Deflagration-to-Detonation Transition) mechanism by solving fully compressible reactive flow for hydrogen/air mixtures in tube with sudden cross-...
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Chapter and Conference Paper
Ultrasound Liver Fibrosis Diagnosis Using Multi-indicator Guided Deep Neural Networks
Accurate analysis of the fibrosis stage plays very important roles in follow-up of patients with chronic hepatitis B infection. In this paper, a deep learning framework is presented for automatically liver fib...
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Article
A combined theory model for predicting the viscosity of water-based Newtonian nanofluids containing spherical oxide nanoparticles
Viscosity plays a crucial role in the flow and heat transfer process of nanofluids. To effectively calculate and predict the changing characteristics of nanofluids viscosity, this study presents a theoretical ...
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Article
Highly-Efficient Ho:SiSc2O5 Laser Pumped by a Narrow Line-Width Tm:YAP Laser at 1.94 μm
We present a highly-efficient continuous-wave Ho:SSO laser pumped by a diode-pumped Tm:YAP laser with a narrow linewidth (NL) of 0.3 nm. With the free-running (FR) Tm:YAP laser, we obtain a maximum output powe...
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Chapter and Conference Paper
Integrate Domain Knowledge in Training CNN for Ultrasonography Breast Cancer Diagnosis
Breast cancer is the most common cancer in women, and ultrasound imaging is one of the most widely used approach for diagnosis. In this paper, we proposed to adopt Convolutional Neural Network (CNN) to classif...
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Article
Open AccessRayleigh scattering in few-mode optical fibers
The extremely low loss of silica fibers has enabled the telecommunication revolution, but single-mode fiber-optic communication systems have been driven to their capacity limits. As a means to overcome this ca...
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Article
Correction: Corrigendum: Capacity limits of spatially multiplexed free-space communication
Nature Photonics 9, 822–826 (2015); published online 16 November 2015; corrected after print 27 November 2015. In the version of this Letter originally published, in Fig. 3a,b, the x axis labels should have be...
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Article
Capacity limits of spatially multiplexed free-space communication
Limits of orbital-angular-momentum multiplexing for free-space optical communication are revealed.
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Chapter and Conference Paper
Experimental Investigation on Secondary Air Jet Penetration Depth in the Dense Zone of a Circulating Fluidized Bed
The secondary air jet penetration depth of dense zone is measured in a 0.25m×0.25m×6.07m circulating fluidized bed. The influence of gas velocities (U0), nozzle diameters, jet velocities, nozzle angel and the sol...
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Chapter and Conference Paper
Numerical Simulation of the Gas-Solid Flow in a Square Circulating Fluidized Bed with Secondary Air Injection
The dynamic behavior of gas-solid flow in an experimental square circulating fluidized bed setup (0.25 m × 0.25 m × 6.07 m) is predicted with numerical simulation based on the theory of Euler-Euler gas-solid t...
