Tego Magnan powder particle size

Fig. 2.3 (a) Scanning electron micrograph of the morphology of as-received Tego Magnan MgH powder and (b) powder particle size distribution (equivalent circle diameter, ECD)... 

Fig. 2.10 (a) Particle of a Tego Magnan powder with the grain size of 67 nm before activation and (b) after activation, (c) Particle of ABCR powder with the grain size of -300 nm before activation and (d) after activation (dark envelope around particles represents Mg(OH) /MgO)... 

Fig. 2.17 Particle size (ECD) of Tego Magnan powder milled for 100 h under the low-energy impact mode with one magnet and subsequently subjected to five cycles of desorption at 300°C under 0.1 MPa pressure for -4,700 s/absorption at 300°C under 2.5 MPa for 60 min...

Fig. 2.20 Particle size distribution of Tego Magnan powder (a) milled for 100 h under the high-energy impact mode (IMP68 with two magnets at six and eight o clock positions) and (b) after three cycles of desorption at 350°C under 0.1 MPa pressure for 15 min/annealing at 350°C under pre-vacuum for 15 min/absorption at 350°C under 3.2 MPa Hj pressure for 15 min...

Figure 2.33 shows the plots of DSC desorption temperatures as a function of powder particle size (BCD) of the milled Tego Magnan powder. It can be seen in... 

Fig. 2.33 DSC hydrogen desorption temperatures vs. particle size for as-received and ball-milled Tego Magnan powder, (a) Onset temperature (T ) and (b) low-temperature (LT) and high-temperature (HT) DSC peaks. Numbers beside data points indicate grain (crystallite) size of the P-MgH phase. Standard deviation bars for the particle size (BCD) are omitted for clarity [6]...

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