動(dòng)量轉(zhuǎn)移區(qū)間(0.55gevcq1.0gevc)電子準(zhǔn)彈性散射的縱向和橫向響應(yīng)函數(shù)rl和rt的精確測(cè)量

1、中國科學(xué)技術(shù)大學(xué)博士學(xué)位論文動(dòng)量轉(zhuǎn)移區(qū)間(0.55GeV/c|q|1.0GeV/c)電子準(zhǔn)彈性散射的縱向和橫向響應(yīng)函數(shù)RL和RT的精確測(cè)量姓名：閆新虎申請(qǐng)學(xué)位級(jí)別：博士專業(yè)：粒子物理與核物理指導(dǎo)教師：葉云秀；陳劍平2011-03-20ABSTRACTABSTRACTWe made a precision measurement of inclusive electron scattering cross sectionsin the q

2、uasi-elastic region for a wide range of momentum transfers for 4He, 12C, 56Feand 208Pb targets at Jlab Hall A. In this article we extracted the longitudinal and trans-verse response functions in the momentum transfer ran

3、ge 0.55GeV/c ≤|q|≤ 1GeV/c for12C target using the data of right arm with a precision of a few percent improvementon the precision of previous measurements in the overlap region and the extended re-gion which unmeasured b

4、efore. And the coulomb sum of 12C target is calculated andcompared with the world data. The results are still rough and preliminary and need tocombine all the data to reduce uncertainties and get more reliable results. A

5、fter finishall the data analysis, we expect to confirm/refute the presently controversial issue of thequenching of the longitudinal response function in medium weight nuclei and as impor-tantly investigate the |q| evolut