搜索结果: 1-15 共查到“理学 Frequency”相关记录383条 . 查询时间(0.183 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:Numerical method for low-frequency electromagnetic fields and its applications
低频 电磁场数值 低频涡流场 有限元编程
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2023/4/13
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:Estimation of Common Factors for Microstructure Noise and Effcient Price in a High-frequency Dual Factor Model
高频双因子模型 微结构 噪声公因数 效率价格 估计
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2023/4/17
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:Estimating Factor-Based Spot Volatility Matrices with Noisy and Asynchronous High-Frequency Data
噪声 异步高频 数据估算 因子 现货波动率 矩阵
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2023/5/4
![](http://www.firstlight.cn/upload/imgfile/20236/21/2023621132258883.jpg)
Radio-frequency wave scattering improves fusion simulations(图)
射频波 散射 聚变仿真 聚变等离子体
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2023/6/21
Unravelling winter diatom blooms in temperate lakes using high frequency data and ecological modeling
temperate lakes winter diatom blooms winter phytoplankton ecological mode
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2021/7/27
In temperate lakes, it is generally assumed that light rather than temperature constrains phytoplankton growth in winter. Rapid winter warming and increasing observations of winter blooms warrant more...
![](http://www.firstlight.cn/upload/imgfile/201910/23/20191023162019483.jpg)
Physics of laser frequency combs sheds light on nature’s problem-solving skills(图)
Physics laser frequency combs sheds light problem-solving skills
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2019/10/23
Nature has a way of finding optimal solutions to complex problems. For example, despite billions of ways for a single protein to fold, proteins always fold in a way that minimizes potential energy. Sl...
THEORETICAL MODELLING STUDY ON THE RELATIONSHIP BETWEEN MULTI-FREQUENCY MICROWAVE VEGETATION INDEX AND VEGETATION PROPERTIES (OPTICAL DEPTH AND SINGLE SCATTERING ALBEDO)
Microwave Vegetation Index Matrix Doubling Model Optical Depth Single Scattering Albedo Soil Moisture Roughness
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2018/5/15
This paper presents a theoretical study of derivation Microwave Vegetation Indices (MVIs) in different pairs of frequencies using two methods. In the first method calculating MVI in different frequenc...
ON THE INFLUENCE OF GLOBAL WARMING ON ATLANTIC HURRICANE FREQUENCY
Atlantic Ocean Global Warming Hurricanes Hydrosphere Metastatistical Analysis
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2018/5/14
In this paper, the possible connection between the frequency of Atlantic hurricanes to the climate change, mainly the variation in the Atlantic Ocean surface temperature has been investigated. The cor...
AUTOMATED MOSAICKING OF GEOSTATIONARY OCEAN COLOR IMAGER BY COMBINATION OF SPATIAL AND FREQUENCY MATCHING
GOCI Ocean Image Mosaicking Geometric Correction Frequency Matching
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2018/6/4
In general, image mosaicking is a useful and important processing for handling images with narrow field of view. It is being used widely for images from commercial cameras as well as from aerial and s...
昆明理工大学理学院概率论与数理统计课件Chapter 1 The Axioms of Probability--The relative frequency definition of probability
昆明理工大学理学院 概率论与数理统计 课件 Chapter 1 The Axioms of Probability The relative frequency definition of probability
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2017/4/17
昆明理工大学理学院概率论与数理统计课件Chapter 1 The Axioms of Probability--The relative frequency definition of probability.
Comparison of methods of determining meteoroid range rates from linear frequency modulated chirped pulses
determining meteoroid modulated chirped pulses
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2017/3/22
In this paper we present three methods for evaluating range rates of meteoroids
passing through the ionosphere, using linear frequency modulated (LFM) chirped pulse
data from the ALTAIR radar. The f...
New study estimates frequency of volcanic eruptions
frequency volcanic eruptions
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2017/1/9
Holidaymakers concerned about fresh volcanic eruptions causing flight-disrupting ash clouds might be reassured by a study setting out the first reliable estimates of their frequency.While the Universi...
Effect of weekly physical activity frequency on weight loss in healthy overweight and obese women attending a weight loss program: a randomized controlled trial
physical activity pattern obesity weight loss diet waist circumference cardiometabolic disease risk
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2018/12/18
Background: The effect of intensity and duration of physical activity (PA) on weight loss has been well described. However, the effect of the frequency of weekly PA on weight loss is still unknown.
Solvent-Induced Infrared Frequency Shifts in Aromatic Nitriles are Quantitatively Described by the Vibrational Stark Effect
Nitriles Spectroscopy,Fourier Transform Infrared Vibration Static Electricity Solvents
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2016/5/25
The physical properties of solvents strongly affect the spectra of dissolved solutes, and this phenomenon can be exploited to gain insight into the solvent-solute interaction. The large solvatochromic...
Vibrational Stark Spectroscopy of NO Bound to Heme:Effects of Protein Electrostatic Fields on the NO Stretch Frequency
rare earth alloys X-ray diffraction crystal structure phase diagram
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2016/5/23
The vibrational Stark effect measures the effect of an external electric field on the vibrational (IR) spectrum of a molecule. This technique gives quantitative information on the sensitivity of a vib...