Distribution of the 11.0/11.2 PAH band ratio versus stellar effective temperature for our HAeBe sample. Reference stars (SR 21A, PDS 144N, HD 97300) shows different ionization regimes. The shaded regions
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Distribution of 339 planets in the stellar effective flux (𝑆eff) versus stellar temperature (𝑇eff) space. Red solid circles indicate the 17 planets orbiting within the EHZ, while gray points depict
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