搜索结果: 1-14 共查到“2-photon”相关记录14条 . 查询时间(0.121 秒)
A single-photon sampling architecture for solid-state imaging sensors
A single-photon sampling architecture solid-state imaging sensors
2015/6/17
Advances in solid-state technology have enabled the development of silicon photomultiplier sensor arrays capable of sensing individual photons. Combined with high-frequency time-todigital converters (...
In situ three-dimensional reconstruction of mouse heart sympathetic innervation by two-photon excitation fluorescence imaging
Microscopy Multi-photon Two-Photon TPLSM Confocal GFP Sympathetic Nervous System Cardiac Neuron Heart Cardiomyocyte
2015/5/21
The sympathetic nervous system strongly modulates the contractile and electrical function of the heart. The anatomical underpinnings that enable a spatially and temporally coordinated dissemination of...
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...
浙江大学光电系光电子学课件CHAPTER 5-2 SEMICONDUCTOR PHOTON SOURCES
浙江大学光电系 光电子学 课件 CHAPTER 5-2 SEMICONDUCTOR PHOTON SOURCES
2014/7/1
浙江大学光电系光电子学课件CHAPTER 5-2 SEMICONDUCTOR PHOTON SOURCES。
Accuracy of the Small Field Dosimetry Using the Acuros XB Dose Calculation Algorithm within and beyond Heterogeneous Media for 6 MV Photon Beams
Photon Dose Calculation Inhomogeneities Acuros XB
2013/1/29
Purpose: The dosimetric accuracy of the recently released Acuros XB advanced dose calculation algorithm (Varian Medical Systems, Palo Alto, CA) is investigated for single radiation fields incident on ...
Wave transport in disordered systems is a vast research topic, ranging from electrons in semiconductors, to light in random dielectrics, to cold atoms in laser speckles. In optics, light transport is ...
Determination of Viable Myocardium in Patients with Ischaemic Left Ventricular Dysfunction: Comparison of Thallium-201 Single-Photon Emission Computed Tomography with Nitrate and Dobutamine Echocardiography
Myocardial Viability Nitrate Echocardiography Low Dose Dobutamine Echocardiography Ischaemic Left Ventricular Dysfunction
2009/7/1
The method of Thallium - 201- single - photon emission computed tomography (Tl-201 SPECT) have been commonly used to detect uncontractile but viable myocardium in patients with ischemic left ventricul...
Analyses of Surface Dose from High Energy Photon Beams for Different Clinical Setup Parameters
skin dose wedge blocked field
2009/6/26
Surface and build-up region doses of 6, 15 and 25 MV photon beams were investigated for several clinical setup parameters. Evaluated setups included open fields, physical wedge (PW) fields, virtual we...
Brain Perfusion Single-Photon Emission Computed Tomography Findings in a Patient with Aicardi Syndrome
Aicardi syndrome brain scintigraphy SPECT mental retardation neuronal migration disorder child
2009/6/17
Aicardi syndrome is a rare X-linked dominant genetic disorder characterized by infantile spasms, agenesis or hypogenesis of the corpus callosum, and chorioretinal lacunae. There remain many unresolved...
Photonic Crystal Nanocavities with Extremely Long Photon Lifetimes and Their Applications
Photonic crystal High-Q nanocavity Photonic DRAM
2009/6/1
Photonic crystal (PhC) nanocavities with ultrahigh Q values are reviewed. The demonstrated Q for a width-modulated PhC nanocavity is extremely high at 1.2×106, which corresponds to a photon lifetime o...
Event Weighted Tests for Detecting Periodicity in Photon Arrival Times
Event Weighted Tests Detecting Periodicity Photon Arrival Times
2010/4/29
This paper treats the problem of detecting periodicity in a sequence of photon arrival times,
which occurs, for example, in attempting to detect gamma-ray pulsars. A particular focus is on
how auxil...
Photon Mapping中光强估计的一种改进算法
光线跟踪 Photon Mapping 光强估计 加权平均
2012/11/12
Photon Mapping是一种在全局光照计算中得到广泛应用的算法,尤其在光线跟踪算法中Photon Mapping已成为计算全局光照的最重要的算法.针对Photon Mapping中光强估计过程计算速度较慢这一缺陷提出了一种较为高效的光强估计算法,该算法利用对场景中少量点的光强估计结果通过加权平均的方法来近似地计算出绘制点处的光强值.实验结果表明在典型场景中该方法的计算速度与原方法相比有3~5...
Multi-photon excitation microscopy
Multi-photon excitation (MPE) microscopy microscopical techniques
2010/2/26
Multi-photon excitation (MPE) microscopy plays a growing role among microscopical techniques utilized for studying biological matter. In conjunction with confocal microscopy it can be considered the i...
Formulation of photon diffusion from spherical bioluminescent sources in an infinite homogeneous medium
photon diffusion spherical bioluminescent sources an infinite homogeneous medium
2010/3/1
We have formulated solutions for the diffusion equation with solid and hollow spherical sources in an infinite homogeneous medium. These solutions have been verified by Monte Carlo simulation for use ...