晶界势垒高度的测量和计算

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1、表1样品二的E-J数据温度/°C场强/V/m电流密度/A/m23050801000.0009722388116492584328380600.00195259701223134137313776120.009752813432791042514932022390.019502850752843282753732485070.097492917912917912910452880600.194992955222955222947762932840.389983000003007463000002992540.7

2、79953074633082093074633067161.364923171643171643171643164181.94988326119326119326119325373表2样品二的E1/2-J数据温度/°CE1/2/(V/m)1/2电流密度/A/m23050801000.00097473.16406.11290.39195.090.00195509.61472.37370.56278.590.00975530.42528.30501.49449.710.01950533.92533.22524.7

3、6498.510.09749540.18540.18539.49536.710.19499543.62543.62542.93541.560.38998547.72548.40547.72547.040.77995554.49555.17554.49553.821.36492563.17563.17563.17562.511.94988571.07571.07571.07570.41表3样品二的kTln(J/AT2)-J数据温度/°CkTln(J/AT2)电流密度/A/m23050801000.00097-0

4、.84560-0.90495-0.99436-1.054220.00195-0.82749-0.88564-0.97326-1.031930.00975-0.78543-0.84081-0.92427-0.980160.01950-0.76732-0.82150-0.90317-0.957860.09749-0.72526-0.77667-0.85418-0.906100.19499-0.70715-0.75736-0.83308-0.883800.38998-0.68904-0.73805-0.81198-

5、0.861500.77995-0.67092-0.71874-0.79088-0.839211.36492-0.65630-0.70316-0.77384-0.821211.94988-0.64698-0.69322-0.76298-0.80974表4样品二的ln(J/AT2)-J数据温度/°Cln(J/AT2)电流密度/A/m23050801000.00097-32.35942-32.48720-32.66475-32.774930.00195-31.66627-31.79405-31.97160-32.0

6、81780.00975-30.05684-30.18461-30.36217-30.472340.01950-29.36369-29.49147-29.66902-29.779190.09749-27.75425-27.88203-28.05958-28.169760.19499-27.06110-27.18888-27.36643-27.476610.38998-26.36796-26.49573-26.67329-26.783460.77995-25.67481-25.80259-25.98014-26.

7、090311.36492-25.11519-25.24297-25.42052-25.530701.94988-24.75852-24.88630-25.06385-25.17402图1样品二kTln(J/AT2)对E1/2(V/m)1/2的回归直线（直线拟合法）表5样品二势垒高度φB数据（直线拟合法）温度/°C305080100势垒高度/eV1.991.491.251.20图2样品二ln(J/AT2)对E1/2的回归直线（多温度点测量法）表6样品二1000/T-ln(J0/AT2)数据（多温度点测量法）10

8、00/T3.303.092.832.68ln(J0/AT2)-73.30-53.37-41.12-37.32图3样品二ln(J/AT2)对1/T的回归直线（多温度点测量法）由图3可知直线斜率为-57.242根据斜率为-φB/kT可以求得φB=4.93eV表7样品三的E-J数据温度/°C场强/V/m电流密度/A/m23050801000.0004752910423281825455560.000937