同步加速辐射

太阳日冕中存在较强的磁场和大量的高能电子，在磁场中极端相对论电子将产生同步加速辐射。

There exists strong magnetic field and abundant energetic particles in active coronal region , in magnetic field the extremely relativistic electrons will produce synchrotron radiation .

考虑到日冕活动区的物理条件，在太阳耀斑中观测到的10Mev左右的电子能谱很可能就是由同步加速辐射加速快电子产生的。

Considering the physical conditions of coronal active region , that observed electron energy spectrum of about 10 Mev in large flare may be produced by the acceleration of the synchrotron radiation .

主要工作是：具体研究火球所抛出壳层的相对论流体动力学演化，应用同步加速辐射机制，通过由共动坐标系到实验室坐标系的相对论变换，得到Gamma暴余辉的光变曲线。

The hydrodynamic evolution of the fireball shell is comprehensively studied . Using the synchrotron mechanism and relativistic transformation from co-moving frame to lab frame , the light curves of the gamma-ray burst afterglow are obtained .

本文首先对Gamma暴的观测特性和物理过程作了简要的介绍，而后，对火球模型的相对论流体动力学机制和同步加速辐射机制作了论述。

In the present thesis , it is introduced for the observed characters and physical processes of the gamma-ray burst . Then , the hydrodynamic evolution and synchrotron mechanism of fireball / blast wave model are discussed .

喷流内粒子同步加速辐射数值解研究

Particle jet accelerated simultaneous numerical solution of radiation

同步加速辐射的自康普顿效应

Synchrotron self - Compton

本文介绍用回旋一同步加速辐射研究微波爆发频谱的计算方法和获得的一些结果。

The method and results of calculation of the spectral characteristics by applying gyro-synchrotron emission to solar microwave burst spectra are presented .

对含有磁场的相对论热等离子体的同步加速辐射，考虑等离子体的自吸收，求解辐射转移方程，得到等离子体表面向外的同步加速辐射的辐射强度。

In solving the radiative transfer equation , we have found the specific intensity of synchrotron emission in relativistic hot plasma with self - absorption .

由分析可知，在光学厚的介质中麦氏分布的极端相对论电子在磁场中能产生同步加速辐射，其辐射谱为瑞利-金斯谱。

On the basis of analyses , it is shown that the radiation with low frequency by relativistic electrons will form Rayleigh-Jeans spectrum in optically thick medium .

我们认为，这双带耀斑对应的宽带射电爆发辐射机制是回旋同步加速辐射过程，而耀斑后相的窄带分米波爆发的辐射机制是等离子体辐射过程。

It is thought that the emission mechanisms about the broad-band microwave and the narrow-band decimetric radio bursts could be attributed to the gyro-synchrotron emission and the plasma emission processes , respectively .