1(c) , there is a clear trend in η which decreases with increasing plasma power. ε tends to increase with plasma power, with the exception for P > 100 W which we attribute to total removal of the emitter.
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1(c) , there is a clear trend in η which decreases with increasing plasma power. ε tends to increase with plasma power, with the exception for P > 100 W which we attribute to total removal of the emitter.