实验十七 电子束线的电偏转与磁偏转

12SJSS214171VvZEYl22)(2121vZmeEatY==4171vYYVAAeVmv=221EVdv24171dVVZYA42=ZϕdVVldZdYtgAlx2===ϕ4172LSLStg=ϕ4172eϕY+-++++----lL0SZ-+4171ddVVlLSA2=4173SVVAAeVVkS=4174keVA)1(AeVkVS==δ4175δ/δ24172lvZBBRRvmevBf2==eBmvR=Zθ4172mvleBRl==θsinZα)cos1()cos1(cosθθθα−=−=−=eBmvRRRZαθ+⋅=tgLSθθθ==tgsin21cos2θθ−=eϕϕS04172RRZYLlα)6174()2(2)(2122)211(22222−−+=+=⋅+⋅=⋅+⋅=+⋅=+−+⋅=lLmvleBmveBlmvleBLmvleBeBmvmvleBLeBmvLRLRLSθθθθθθVAmeVveVmvAA2212==4176)21(2lLmeVleBSA+=4177BKIB=IK4177)21(2lLmeVKleISA+=4178AmVIkS⋅=4179kmAmVkIS1==δ41710δ/δSJSS24173GA1A2KVV2mAVV1050V15050V3050mA20050mA111XY4174X4175Y2V2V2SJSS2mAV10020304050KV11.520.50V2V1YXYX1122YYXXV1A1A2V24173V13XY4V1V2XY5mmVSSVSVSV5XYSV6VS510152025510152025δ/δ/VS510152025510152025δ/δ/XYYX22XYA2A1V2V141744175YXY22V2A2A1V1X2141762V2V1XYys3SISISI4SI5SIδ6I()S()δ/δ/123417611V2A2A1V1XYXY22