resonance spectrum

The nuclear magnetic resonance spectrum resolution enhancement using the LIRE ( Limited Rising Exponential) method is analysed and simulated by computer in this paper.

本文对用有限指数上升（LIRE）加权处理来提高核磁共振谱分辨率的方法作了计算脱模拟与分析。

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Compared to the frequency spectrum of those samples, the piezoelectric resonance modes were recognized.

配合频谱识别出了对应的压电谐振的模式.

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Due to the change of particle size and related red-shift of the UV-vis spectrum from localized surface plasma resonance, a visible color change shows up.

由于尺寸变化局域表面等离子共振效应，整个体系的紫外吸收峰发生红移，并产生肉眼可见的明显颜色变化。

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Using high performance liquid chromatography, asphaltene and resin are respectively separated into three components, i. e. neutral, weak polar and polar. Furthermore, element composition, infra-red spectrum and hydrogen nuclear magnetic resonance are analysed for these three components.

作者以高效液相色谱法，将沥青质和胶质分离分析为中性、弱极性及极性三个组份，并对三个组份进行元素分析、红外光谱分析及氢谱核磁检测。

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The Computer Analyses of Enhancing Nuclear Magnetic Resonance Spectrum Resolution by The LIRE Method

用有限指数上升法提高核磁共振谱分辨率的计算机分析

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The structure of production was validated by mass spectrum, infrared spectrum, Magnetic resonance spectrum.

得到的产品经由质谱 、 红外光谱 、 核磁共振谱确认结构正确.

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The characteristics of Lorentzian distribution in the power spectrum of a stochastic resonance ( SR) from a bistable system have been investigated, and then the viewpoint of producing an identifiable SR peak only at the lower frequency area where the power energy being concentrated has been proposed.

研究了双稳系统随机共振频谱的洛伦兹分布特征，得出在谱分布能量较集中的低频区才能产生可辨识的随机共振谱峰。

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