Ernst E. Fill
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View article: Linear field-resolved spectroscopy approaching ultimate detection sensitivity
Linear field-resolved spectroscopy approaching ultimate detection sensitivity Open
Electric-field oscillations are now experimentally accessible in the THz-to-PHz frequency range. Their measurement delivers the most comprehensive information content attainable by optical spectroscopy – if performed with high sensitivity.…
View article: Linear field-resolved spectroscopy approaching ultimate detection sensitivity
Linear field-resolved spectroscopy approaching ultimate detection sensitivity Open
Electric-field oscillations are now experimentally accessible in the THz-to-PHz frequency range. Their measurement delivers the most comprehensive information content attainable by optical spectroscopy – if performed with high sensitivity.…
View article: Cavity-enhanced field-resolved spectroscopy
Cavity-enhanced field-resolved spectroscopy Open
Femtosecond enhancement cavities 1 are key to applications including high-sensitivity linear 2–4 and nonlinear 5,6 gas spectroscopy, as well as efficient nonlinear optical frequency conversion 7–10 . Yet, to date, the broadest simultaneous…
View article: Field-resolved spectroscopy approaching ultimate detection sensitivity
Field-resolved spectroscopy approaching ultimate detection sensitivity Open
Electric-field oscillations are now experimentally accessible in the THz-to-PHz frequency range1–11. Their measurement delivers the most comprehensive information content attainable by optical spectroscopy – if performed with high sensitiv…
View article: Infrared molecular fingerprinting of blood-based liquid biopsies for the detection of cancer
Infrared molecular fingerprinting of blood-based liquid biopsies for the detection of cancer Open
Recent omics analyses of human biofluids provide opportunities to probe selected species of biomolecules for disease diagnostics. Fourier-transform infrared (FTIR) spectroscopy investigates the full repertoire of molecular species within a…
View article: Author response: Infrared molecular fingerprinting of blood-based liquid biopsies for the detection of cancer
Author response: Infrared molecular fingerprinting of blood-based liquid biopsies for the detection of cancer Open
Article Figures and data Abstract Introduction Results Discussion Methods Data availability References Decision letter Author response Article and author information Metrics Abstract Recent omics analyses of human biofluids provide opportu…
View article: Sensitive spectroscopic breath analysis by water condensation
Sensitive spectroscopic breath analysis by water condensation Open
Breath analysis has great potential for becoming an important clinical diagnosis method due to its friendly and non-invasive way of sample collection. Hundreds of endogenous trace gases (volatile organic compounds (VOCs)) are present in br…