G-Fresnel smartphone spectrometer

Chenji Zhang, Gong Cheng, Perry Edwards, Ming Da Zhou, Siyang Zheng, Zhiwen Liu

Research output: Contribution to journalArticlepeer-review

79 Scopus citations


We report a smartphone spectrometer with nanometer resolution working in the visible range. A G-Fresnel device with the dual functionality of focusing and dispersion is used to enable miniaturization. Proof of principle application to Bradford assay of protein concentration is also demonstrated.

Original languageEnglish (US)
Pages (from-to)246-250
Number of pages5
JournalLab on a Chip
Issue number2
StatePublished - 2016

All Science Journal Classification (ASJC) codes

  • Bioengineering
  • Biochemistry
  • General Chemistry
  • Biomedical Engineering


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