Superoxide ion (O2•–) is of great significance as a radical species implicated in diverse
chemical and biological systems. However, the chemistry knowledge of O2•–is rather …

Atomic force microscopy-based infrared spectroscopy (AFM-IR) is a rapidly emerging
technique that provides chemical analysis and compositional map** with spatial …

IR spectroscopy is an excellent method for biological analyses. It enables the
nonperturbative, label-free extraction of biochemical information and images toward …

Background In recent years, there has been a surge in the development and application of
single-cell genomics, transcriptomics, proteomics, and metabolomics. The metabolome is …

Chemical contrast has long been sought for label-free visualization of biomolecules and
materials in complex living systems. Although infrared spectroscopic imaging has come a …

In recent years, there has been a significant transformation in the field of incoherent imaging
with new possibilities of compressing three-dimensional (3D) information into a two …

Mid-infrared (IR) spectroscopic imaging using inherent vibrational contrast has been broadly
used as a powerful analytical tool for sample identification and characterization. However …

Metamaterial-based perfect absorbers utilize intrinsic loss, with the aid of appropriate
structural design, to achieve near unity absorption at a certain wavelength. For most of the …

Infrared (IR; or mid-infrared, MIR; 4000-400 cm− 1; 2500–25,000 nm) spectroscopy has
become one of the most powerful and versatile tools at the disposal of modern bioscience …

Chemical imaging, especially mid-infrared spectroscopic microscopy, enables label-free
biomedical analyses while achieving expansive molecular sensitivity. However, its slow …