luminosity相关论文
Toward improving reforestation of Brazilian pine ( Araucaria angustifolia ), two contrasting sapling sizes in either ful......
Toward improving reforestation of Brazilian pine(Araucaria angustifolia),two contrasting sapling sizes in either full su......
<正> Sandage has given a two-color diagram with the color indices of 89 QSOs, 14 radio-quiet QSOs, 5 Seyfert nuclei and ......
For a sample of 411 type II QSOs with redshifts less then 0.3,we use the Balmer decrements to do the reddening correctio......
Detection of Cu(Ⅱ) is very important in disease diagnose, biological system detection and environmental monitoring. Pr......
MA 画廊,东京,日本 2006 年 6 月2 日～7 月29日 Gallery MA, Tokyo, Japan June 2 ——July 29 2006 A building speaks through th......
Studying the first generation of stars, galaxies and supermassive black holes as well as the epoch of reionization is on......
We investigate the lepton flavor violation processes pp→eμ+X induced by R-parity violating interactionsat the Tevatro......
Effect of Superstrong Magnetic Fields on Nuclear Energy Generation Rate in the Crust of Neutron Star
This paper shows that superstrong magnetic fields (such as those of magnetars) can increase the energygeneration rate m......
BEPCⅡis an electron-positron collider designed to run under multi-bunches and high beam current condition.The accelerat......
In this paper we treat first some nonlinear beam dynamics problems in storage rings, such as beam dynamic apertures due ......
This is a status report of the project on befalf of the BEPCⅡ team. BEPCⅡ is a major upgrade of the BEPC (Beijing Elec......
During the 1st and 2nd stages of the commissioning of the upgrade project of the Beijing Electron Positron Collider (BEP......
It is proved that the apparent transverse velocities β<sub>app</sub> and the spectral powers at 10GHz P<sub>10</sub> of......
...
Selective logging alters allometric relationships of five tropical tree species in seasonal semi-dec
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
During the 1st and 2nd stages of the commissioning of the upgrade project of the Beijing Electron Positron Collider(BEPC......
The status and accuracy of the precision Monte Carlo generators used for luminosity measurements at flavour factories is......
The BEPCⅡLuminosity Monitor(BLM)monitors relative luminosity per bunch.The counting rates of gamma photons,which are pr......
BEPCⅡ是BEPC的升级工程,它被设计工作在亮度为1×1033 cm-2·s-1的τ-charm能区.根据用几个不同的程序进行的束-束相互作用的模拟......
Pellet target with a close to 4( detector configuration is an optional effective internal target in the storage ring CSR......
A Monte-Carlo Generator Photon Jets(MCGPJ)to simulate Bhabha scattering as well as produc-tion of two charged muons and ......
采用冲击电流发生器对15 mm石墨棒状放电间隙放电,产生具有慢上升前沿的衰减振荡冲击电流波形,涉及4组电流共67个脉冲,含17个首次......
研制的ＰＲ－９２１型光度自动测量仪是用ＭＳＣ－５１单片机系统对光率量进行双通道数据采集、处理、显示。与ＩＢＭ－ＰＣ微机可趾行双向通讯。仪器与积分球配接，能自动......
本文探讨和研究了活性碳吸附水中苯酚的试验方法以及活性碳对水中苯酚的吸附效率。在比较了不同条件下活性炭对苯酚的吸附效果的情......
本文从Ｘ光度与短时标出发讨论了两种选择ＢＬＬａｃ天体的统一及它们中心黑洞的周围物质分布。......
对当年采伐的杉木伐桩作了不同遮荫处理的对比，观测不同遮荫处理不休眠芽初始萌发期，萌芽数及萌芽持续期与光照强度、土壤温度的关系......
Selective logging alters allometric relationships of five tropical tree species in seasonal semi-dec
In selectively logged forests,trees are more likely to expand their diameters(D)at the expense of height(H)growth,result......
在简要介绍威廉姆森反透明性系列论证的基础上,对其论证的过程进行细致的剖析,发现他的反透明性论证和反KK原则论证统一于他的＂容错......
对活动星系核中性质最为独特的子类的blazars天体的光变观测和相关理论模型进行了简要的评述，我们收集了218个blazars天体从射电到X......
研究了稀盐酸介质中钒（V）催化溴酸钾氧化1－氨基－8－萘酚－3，6－二磺酸一钠盐形成红色产物的指示反应，建立了催化光度法测定痕量钒（V）的新方法，在55......
积分球式浊度测量法结合了透射和散射两种方法的优点,具有较高的灵敏度.本文分析了透射式、散射式和积分球式三种测量原理,介绍了......
通过搜集了457个活动星系核样本,根据活动星系核的演化实质是指宇宙时标上的变化,讨论了红移量与活动星系核演化的关系,最终证明了......
使用了185个伽玛射线暴（间称称伽玛暴）的5218个时间分辨谱数据，重新研究了伽玛暴内光度和峰值能量的关系及该关系对火球模型的限制。......
收集了142个射电类星体（28个射电宁静类星体、114个射电噪类星体）、43个核占优型射电类星体、82个瓣占优型射电类星体和80个Seyfert......
收集了36个由FERRMI卫星观测到的具有已知红移值的伽玛射线暴（简称伽玛暴）数据,并对其20个时间积分谱和475个时间分辨谱样本进行了研......
扼要地介绍了非晶硅碳薄膜可见光发光二极管及其研究现状，简单地阐述了当前存在的问题，详细地评述了非晶硅碳薄膜发光二极管的发展方......
通过对汕头大学计算机教学中心机房照度的测量和分析,并比较我国及其它各国推荐的教室照度值标准,对汕头大学计算机教学中心计算机......
对投影机亮度变暗的原因与维修、维护的范围及效果进行了分析,提出了维护、维修的方案及成本预测.......
基于外康普顿模型,通过对193个伽玛射线空间望远镜探测的平谱射电类星体的外光子场进行研究,结果表明：（1）逆康普顿散射峰值的光度和同......
结合K—S检验方法，对Blazar天体的HBL、LBL、FSRQ等三个子类的谱指数、光度、红移等物理量的分布规律进行了统计分析，得到如下主要结......
通过分析所收集耀变体样本的红移、多普勒因子、内秉伽马光度、黑洞质量、内秉吸积率的分布得到:与蝎虎天体相比,平谱射电类星体有......
收集了121个由Fermi卫星探测到的具有已知红移值的伽马射线暴(简称伽马暴),并对其中32个伽马暴的时间积分谱和570个时间分辨谱进行......
介绍了SYCY-86型实时处理瞬变光源颜色测定仪的设计思想和工作原理....
本文模拟库水硼镁石形成的地质条件,并根据掺杂作用原理,控制试剂用量和pH值,运用溶解、变温、蒸发、静置、稀释、冷冻等方法进行......
自从这些光子从起源的地点在他们的繁殖期间承受很少或没有变细，在 γ-ray 精力的银河系外的弥漫的排放有有趣的宇宙论的含意。......
Revisiting the event rate of short GRBs and estimating their detectable number within the Advanced L
The redshift and luminosity distributions of 36 Swift short gamma-ray bursts(GRBs) are fitted by connecting their event ......
