A new phase transition into an incommensurate state is described for the system VD. In summary, the three systems are much more complex than anticipated. They display first and second order transitions, incommensurate structures with hydrogen concentration waves, possibly metastable phases, miscibility ...
1.9. There are three curves on the phase diagram of hydrogen. One curve shows the change of boiling (or condensation for the opposite phase transition) temperature with pressure; another curve gives the change of melting (or freezing) temperature with pressure, and the third one indicates ...
The phase diagram Li–Mg–N–H offers ample opportunities for potential hydrogen storage systems. Three systems based on lithium nitride, Li3N, ... Gereon,Behrendt,Christian,... - 《Journal of Physical Chemistry C》 被引量: 0发表: 2016年 Flow path influence on an N:P ratio in two headwat...
Three-dimensional object location and inversion of the magnetic polarizability tensor at a single frequency using a walk-through metal detector A tomographic metal detection and characterization system has been designed and built for recovering information about magnetic and/or conductive objects w... LA...
As displayed in Supplementary Figure 18, the fabrication of the detachable and combinable composite structure can be achieved through printing the three components separately, all of which have different and vivid structural colors. For direct printing, to integrate the multi-structural colors into one...
Three-phase interfacial configurations of Pt/C catalyst layer as increasing binder contents. select article Adaptive operation strategy of a polymer electrolyte membrane fuel cell air system based on model predictive control Research articleAbstract only Adaptive operation strategy of a polymer electrolyte ...
(r) is denoted to be > 238. This intense fact show that the studied engineered systems exhibited a close shell interaction. Correlational, with regards to the studied systems interaction with hydrogen, three (3) BCP’s were observed each as shown in Table5and Fig.5. Thus, the BCP’...
Chemically, hydrogen can interact with the elements of periodic tables in three ways: (1) ionic bond formation between the elements of Ia and IIa groups, (2) interstitial solid solution between the elements of VIa, VIIa and VIII groups and (3) metallic bond between elements of IIIa, Iva ...
Of these three issues, the first two are the most serious, with the first severely limiting the systems that can be studied to those that are stable in the presence of hydrogen, and the second limiting the upper temperature. The third constraint is not a major issue in high subcritical syst...
Considering three hydrogen supply schemes of a flow-through mode, dead-end mode, and recirculation mode; in addition to the fuel cell stack, a practical PEM fuel cell generator consists of a hydrogen supply subsystem, cooling subsystem, airflow subsystem, and a power conditioning module (see ...