搜索结果: 16-30 共查到“知识库 生物医学电子学”相关记录551条 . 查询时间(1.927 秒)
Monte Carlo Simulation to Study Propagation of Light through Biological Tissues
Monte Carlo Simulation Light Propagation Absorption Coefficient Scattering Coefficient Tumor Hypoxia Photoacoustic Tomography
2015/1/12
Photoacoustic Imaging is a non-invasive optical imaging modality used to image biological tissues. In this method, a pulsating laser illuminates a region of tissues to be imaged, which then generates ...
Signaling Pathways Involved in Mechanical Stimulation and ECM Geometry in Bone Cells
Mechanical Stimulation Osteoblast ECM
2015/1/12
The proliferation and differentiation of osteoblasts are influenced by mechanical and geometrical growth environments. A specific aim of my thesis was the elucidation of signaling pathways involved in...
THE ROLE OF DAP-KINASE IN MODULATING VASCULAR ENDOTHELIAL CELL FUNCTION UNDER FLUID SHEAR STRESS
DAP-K Mechano-transduction Apoptosis Shear Atherosclerosis
2015/1/12
Atherosclerosis preferentially develops in vascular regions of low or disturbed flow and high spatial gradients. Endothelial cells that line the vessel walls actively participate in translating mechan...
Functional studies of the kidney of living animals using multicolor 2-photon microscopy
fluorescence microscopy 2-photon
2014/12/11
Optical microscopy, when applied to living animals, provides a powerful means of studying cell biology in the most physiologically relevant setting. The ability of two-photon microscopy to collect opt...
Using a Service Oriented Architecture Approach to Clinical Decision Support: Performance Results from Two CDS Consortium Demonstrations
electronic health record systems services oriented architecture
2014/12/11
The Clinical Decision Support Consortium has completed two demonstration trials involving a web service for the execution of clinical decision support (CDS) rules in one or more electronic health reco...
基于Kinect的人体下肢关节活动度自动测量方法
骨架追踪技术 下肢关节活动度 自动测量
2014/11/14
提高人体下肢关节活动度（ROM）测量精确度、效率，简化测量过程，提出一种基于Kinect的人体下肢ROM自动测量方法。 方法选取受试者50例，按随机数字表法分成a、b、c、d、e五组，每组10例。借助Kinect骨架追踪技术，通过计算机处理下肢各关节点的深度数据，捕捉和追踪受试者下肢各关节点的位置，在计算机交互界面上实时输出髋、膝等关节的活动度数值，与传统手工测量结果进行比较，验证该自动测量方法的...
Traversing Hot-Jet Ignition in a Constant-Volume Combustor
Constant-Volume Combustor Traversing Hot-Jet Ignition
2014/11/13
Hot-jet ignition of a combustible mixture has application in internal combustion engines, detonation initiation, and wave rotor combustion. Numerical predictions are made for ignition of combustible m...
Transient Thermal Response of Turbulent Compressible Boundary Layers
Turbulent Compressible Boundary Layers Transient Thermal Response
2014/11/13
A numerical method is developed with the capability to predict transient thermal boundary layer response under various flow and thermal conditions. The transient thermal boundary layer variation due t...
Two-Dimensional Flow and NOx Emissions in Deflagrative Internal Combustion Wave Rotor Configurations
Two-Dimensional Flow NOx Emissions
2014/11/13
A wave rotor is proposed for use as a constant volume combustor. A novel design feature is investigated as a remedy for hot gas leakage, premature ignition, and pollutant emissions that are possible i...
Leakage Assessment of Pressure-Exchange Wave Rotors
Pressure-Exchange Wave Rotors Leakage Assessment
2014/11/13
Control of leakage within wave rotors is recognized as a key requirement for efficient operation. Previous studies suggest that experimentally observed performance degradation is substantially due to ...
Expression and Activities of Matrix Metalloproteinases under Oscillatory Shear in IL-1-Stimulated Synovial Cells
Expression Matrix Metalloproteinases
2014/11/13
Matrix metalloproteinases (MMPs) are known to play a critical role in tissue disintegration, and an elevated level of MMPs is observed in synovium and synovial fluid of joints with rheumatoid arthriti...
A Review of Wave Rotor Technology and Its Applications
Applications Wave Rotor Technology
2014/11/13
The objective of this paper is to provide a succinct review of past and current research in developing wave rotor technology. This technology has shown unique capabilities to enhance the performance a...
Review of Recent Developments in Wave Rotor Combustion Technology
Wave Rotor Combustion Technology Review
2014/11/13
For some decades, efforts have been made to exploit nonsteady combustion and gas dynamic phenomenon. The theoretical potential of nonsteady-flowmachines has led to the investigation of various oscilla...
Thermal-Boundary-Layer Response to Convected Far-Field Fluid Temperature Changes
Thermal-Boundary-Layer Far-Field Fluid Temperature Changes
2014/11/13
Fluid flows of varying temperature occur in heat exchangers, nuclear reactors, nonsteady-flow devices, and combustion engines, among other applications with heat transfer processes that influence ener...
A procedure to design a preliminary wave rotor cycle for any application is presented. To complete a cycle with heat addition there are two separate-but related-design steps that must be performed. Se...