TG/DTG decomposition data of the coffee oils samples.

<p>TG/DTG decomposition data of the coffee oils samples.</p

TG+DTG/DTA curves for HRCO.

<p>TG+DTG/DTA curves for HRCO.</p

TG and DTG/DTA profiles for GCO.

<p>TG and DTG/DTA profiles for GCO.</p

Fatty acids composition (%) of the investigated coffee oils (green coffee oil, GCO; roasted coffee oil, RCO; heated green coffee oil, HGCO; heated roasted coffee oil, HRCO).

<p>Fatty acids composition (%) of the investigated coffee oils (green coffee oil, GCO; roasted coffee oil, RCO; heated green coffee oil, HGCO; heated roasted coffee oil, HRCO).</p

TG+DTG/DTA curves for HGCO.

<p>TG+DTG/DTA curves for HGCO.</p

Structure of the coffee beans revealed by scanning electron microscopy: For green: (A), (C), (E) and roasted coffee beans: (B), (D), (F), at 5 kV and different magnifications: 500x for (A), (B), 1000x for (C), (D), and 2000x for (E), (F).

<p>Structure of the coffee beans revealed by scanning electron microscopy: For green: (A), (C), (E) and roasted coffee beans: (B), (D), (F), at 5 kV and different magnifications: 500x for (A), (B), 1000x for (C), (D), and 2000x for (E), (F).</p