Thesubjectofthismonographistheresultsoftherecenttheoreticalstudiesof the nature and the role of many-particleand orientation e?ects in the process of anomalouselastic scattering of X-ray photon by free atom, atomic ion, and linear molecule. Theoretical and experimental investigations of anomalous elastic scatt- ing of X-rayphoton havingenergyin the rangeof0. 35keV? 1. 4MeV by a many-electron system are immediate requirements in modern fundamental and applied physics from the point of view of the conditions of the anomalous dispersion when an incident photon energy is close to that of an...

Thesubjectofthismonographistheresultsoftherecenttheoreticalstudiesof the nature and the role of many-particleand orientation e?ects in the process of anomalouselastic scattering of X-ray photon by free atom, atomic ion, and linear molecule. Theoretical and experimental investigations of anomalous elastic scatt- ing of X-rayphoton havingenergyin the rangeof0. 35keV? 1. 4MeV by a many-electron system are immediate requirements in modern fundamental and applied physics from the point of view of the conditions of the anomalous dispersion when an incident photon energy is close to that of an...