P4+N3

P4N3

Materials and geometry:  

P Leg: AgSbTe₂

Reference: Wang, Heng , et al. "Synthesis and transport property of AgSbTe2 as a promising thermoelectric compound." Applied Physics Letters 93.20(2008):3214.

N Leg: Ag₂Se

Reference: Lim, Khak Ho , et al. "Critical role of nanoinclusions in silver selenide nanocomposites as a promising room temperature thermoelectric material." Journal of Materials Chemistry C (2019).

The best COP under different DeltaT:

 

The cooling power density at best COP under different DeltaT :

 

The current density at best COP under different DeltaT :

 

how do COP and cooling power change with current density when deltaT=0.9 delta Tmax:

 

how do COP and cooling power change with current density when deltaT=0.6 delta Tmax:

 

how do COP and cooling power change with current density when deltaT= 0.3delta Tmax:

 

how do COP and cooling power change with current density when deltaT= 0.1delta Tmax:

 

The optimum leg cross-section ratio