File Name : fig s1.pdf

Caption : fig. s1. schematic illustration of suggested fabrication technique for our proposed n-si nw biosensor structure.

File Name : fig s2.pdf

Caption : fig. s2. relative permittivity real (ϵ′) and imaginary (ϵ′′) parts of n-si for different doping concentration.

File Name : fig s3.pdf

Caption : fig. s3. illustration of reflection spectra varying the doping concentration of n-si (a) nw and (b) base.

File Name : fig s4.pdf

Caption :  fig. s4. (a) illustration of relative admittance at resonant wavelength (3μm) of the hmm biosensor structure for h<sub>b</sub> and h<sub>n</sub> and relative admittance at wavelength (3.2μm) for h<sub>n</sub>. (b) the admittance difference between the vacuum and our proposed nanowire hmm structure.

File Name : fig s5.pdf

Caption : fig. s5. illustration of charge density profile of nw for our proposed biosensor structure in x-y view.

File Name : fig s6.pdf

Caption : fig. s6. illustration and (b) zoom view of reflection spectra with injecting different biomolecules (hemoglobin, glucose) into fresh water on our proposed hmm structure.