HER parameters at β-Ni(OH)2 at different temperatures.
| T/°C | E onset/V | η 10/V | b/mV dec−1 | j 0/mA cm−2 |
|---|---|---|---|---|
| 25 | −0.102 | −0.333 | −230 | 0.402 |
| 35 | −0.053 | −0.256 | −211 | 0.991 |
| 45 | −0.028 | −0.217 | −202 | 1.051 |
| 55 | 0.002 | −0.181 | −203 | 1.510 |
| 65 | 0.047 | −0.109 | −184 | 2.913 |
| 75 | 0.092 | −0.065 | −204 | 4.852 |