Influence of Neutral Currents on Electron and Gamma Polarizations in the Process  <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-3.366pt;width:181.3125px;" id="M1" height="29.1625" version="1.1" viewBox="0 0 181.3125 29.1625" width="181.3125">
	
		
			<g transform="matrix(.022,-0,0,-.022,.062,23.25)"><path id="x1D452" d="M391 364q0 -28 -20.5 -53.5t-50 -43.5t-70 -34t-73.5 -25t-68 -17v-29q0 -48 20 -81t65 -33q73 0 157 76l16 -23q-107 -113 -221 -113q-21 0 -40.5 6.5t-39 22t-31.5 47t-12 75.5q0 69 33.5 139.5t95.5 114.5q77 55 143 55q42 0 69 -24.5t27 -59.5zM313 350
q0 26 -14.5 40.5t-37.5 14.5q-32 0 -44 -7q-82 -46 -104 -175q200 49 200 127z"></path></g><g transform="matrix(.022,-0,0,-.022,14.319,23.25)"><path id="x2B" d="M535 230h-212v-233h-58v233h-213v50h213v210h58v-210h212v-50z"></path></g><g transform="matrix(.022,-0,0,-.022,32.454,23.25)"><path id="x1D441" d="M857 650l-6 -28q-44 -4 -61.5 -16.5t-29.5 -48.5q-11 -32 -37 -166l-78 -399h-29l-351 537h-4l-56 -276q-24 -120 -24 -164q0 -35 17.5 -46t75.5 -15l-6 -28h-245l7 28q41 2 62 14t31 44q10 30 41 171l53 245q8 44 6.5 60.5t-14.5 33.5q-10 15 -27 19.5t-64 6.5l6 28h153
l350 -516h5l48 257q25 131 25 171q0 34 -17.5 45t-77.5 15l7 28h240z"></path></g><g transform="matrix(.022,-0,0,-.022,61.999,23.25)"><path id="x2192" d="M901 255q-71 -62 -185 -187l-22 15l102 147h-727v50h727l-102 147l22 15q114 -125 185 -187z"></path></g><g transform="matrix(.022,-0,0,-.022,89.615,23.25)"><use xlink:href="#x1D452"></use></g>

			<g transform="matrix(.016,-0,0,-.016,98.912,12.488)"><path id="x2032" d="M227 744l-123 -338l-31 15l73 368q12 3 41.5 -8t36.5 -20z"></path></g>

			<g transform="matrix(.022,-0,0,-.022,109.175,23.25)"><use xlink:href="#x2B"></use></g><g transform="matrix(.022,-0,0,-.022,127.31,23.25)"><use xlink:href="#x1D441"></use></g><g transform="matrix(.022,-0,0,-.022,151.878,23.25)"><use xlink:href="#x2B"></use></g><g transform="matrix(.022,-0,0,-.022,170.013,23.25)"><path id="x1D6FE" d="M478 372q0 -39 -31 -97t-61 -98t-78 -98q-45 -55 -73 -102q-13 -79 -13 -197q-11 -11 -43.5 -25.5t-53.5 -15.5l-15 17q5 35 26 101.5t47 123.5q8 72 -1.5 174.5t-37.5 178.5q-14 37 -29 37q-20 0 -67 -65l-25 21q37 60 73 90.5t63 30.5q47 0 72 -112q13 -56 17.5 -141.5
t0.5 -143.5h2q155 193 155 297q0 26 -12 47q-5 8 -5 15q0 16 12.5 27t29.5 11q21 0 34 -21t13 -55z"></path></g>

		
	
</svg>

<table>(a) Asymmetry coefficient for the electron. (b) Photon polarization degree.</table>

Advances in High Energy Physics

fig1

Figure 1

Figure 1: Influence of Neutral Currents on Electron and Gamma Polarizations in the Process  <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-3.366pt;width:181.3125px;" id="M1" height="29.1625" version="1.1" viewBox="0 0 181.3125 29.1625" width="181.3125">
	
		
			<g transform="matrix(.022,-0,0,-.022,.062,23.25)"><path id="x1D452" d="M391 364q0 -28 -20.5 -53.5t-50 -43.5t-70 -34t-73.5 -25t-68 -17v-29q0 -48 20 -81t65 -33q73 0 157 76l16 -23q-107 -113 -221 -113q-21 0 -40.5 6.5t-39 22t-31.5 47t-12 75.5q0 69 33.5 139.5t95.5 114.5q77 55 143 55q42 0 69 -24.5t27 -59.5zM313 350
q0 26 -14.5 40.5t-37.5 14.5q-32 0 -44 -7q-82 -46 -104 -175q200 49 200 127z"></path></g><g transform="matrix(.022,-0,0,-.022,14.319,23.25)"><path id="x2B" d="M535 230h-212v-233h-58v233h-213v50h213v210h58v-210h212v-50z"></path></g><g transform="matrix(.022,-0,0,-.022,32.454,23.25)"><path id="x1D441" d="M857 650l-6 -28q-44 -4 -61.5 -16.5t-29.5 -48.5q-11 -32 -37 -166l-78 -399h-29l-351 537h-4l-56 -276q-24 -120 -24 -164q0 -35 17.5 -46t75.5 -15l-6 -28h-245l7 28q41 2 62 14t31 44q10 30 41 171l53 245q8 44 6.5 60.5t-14.5 33.5q-10 15 -27 19.5t-64 6.5l6 28h153
l350 -516h5l48 257q25 131 25 171q0 34 -17.5 45t-77.5 15l7 28h240z"></path></g><g transform="matrix(.022,-0,0,-.022,61.999,23.25)"><path id="x2192" d="M901 255q-71 -62 -185 -187l-22 15l102 147h-727v50h727l-102 147l22 15q114 -125 185 -187z"></path></g><g transform="matrix(.022,-0,0,-.022,89.615,23.25)"><use xlink:href="#x1D452"></use></g>

			<g transform="matrix(.016,-0,0,-.016,98.912,12.488)"><path id="x2032" d="M227 744l-123 -338l-31 15l73 368q12 3 41.5 -8t36.5 -20z"></path></g>

			<g transform="matrix(.022,-0,0,-.022,109.175,23.25)"><use xlink:href="#x2B"></use></g><g transform="matrix(.022,-0,0,-.022,127.31,23.25)"><use xlink:href="#x1D441"></use></g><g transform="matrix(.022,-0,0,-.022,151.878,23.25)"><use xlink:href="#x2B"></use></g><g transform="matrix(.022,-0,0,-.022,170.013,23.25)"><path id="x1D6FE" d="M478 372q0 -39 -31 -97t-61 -98t-78 -98q-45 -55 -73 -102q-13 -79 -13 -197q-11 -11 -43.5 -25.5t-53.5 -15.5l-15 17q5 35 26 101.5t47 123.5q8 72 -1.5 174.5t-37.5 178.5q-14 37 -29 37q-20 0 -67 -65l-25 21q37 60 73 90.5t63 30.5q47 0 72 -112q13 -56 17.5 -141.5
t0.5 -143.5h2q155 193 155 297q0 26 -12 47q-5 8 -5 15q0 16 12.5 27t29.5 11q21 0 34 -21t13 -55z"></path></g>

		
	
</svg> 