Question 1

What is 40 nm in eV?

Accepted Answer

40 nm = 30.996 eV. Use the converter on this page to convert to other photon energy units instantly.

Question 2

How do you convert nm to eV?

Accepted Answer

Formula: E(eV) = 1239.84 ÷ λ(nm) · f(THz) = E(eV) × 241.799 · E = hc/λ = hf. Multiply your nm value by the appropriate factor to get eV, or use the interactive converter above.

Question 3

What is 30.996 eV in nm?

Accepted Answer

30.996 eV = 40.0001 nm.

nm	eV
34 nm	36.4659
36 nm	34.4401
38 nm	32.6274
40	30.996
42 nm	29.52
44 nm	28.1782
46 nm	26.9531

40 nm to eV

Formula