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Tīmeklis2024. gada 1. apr. · Additionally, a relatively large amount of C (2–3 at.%) was chosen to be alloyed into the system. It's worthwhile mentioning that there are few reports of … Tīmeklis2024. gada 1. jūn. · As a result, the Fe-I2 system displays a stable capacity of ~190 mAh g -1 at varied current densities of 500–5000 mA g -1. It obtains a power density as high as 1300 W kg -1 along with an energy density of 120 Wh kg -1, which is much superior than recently reported aqueous multivalent ion batteries. Tīmeklis2024. gada 15. jūl. · However, when Fe combines with B to form Fe-B alloy, Fe-H interaction energy increases [32], which greatly enhances HER activity of Fe-B alloy as shown in Fig. 3 a–d. Because half of H-H bond energy (215 kJ mol −1 ) is greater than that of Fe-H, the H atoms on metal Fe in the form of Fe-H should easily combine into … handsome young bald man