Abstract: The present disclosure provides for devices and systems for detecting biological agents (e.g., virus such as coronavirus) using nanotriangles having a capture agent. The present disclosure also includes methods of detecting the presence and amount of the biological agent in a sample, such as saliva, blood, or urine. In addition, the present disclosure provides for a detecting module and a method of making the detecting module, where the detecting module includes the nanotriangles having the capture agent bonded thereto that has an affinity for the biological agent.

Abstract: The present disclosure provides for surface-enhanced Raman spectroscopy (SERS) systems and methods for detecting, analyzing, and/or quantifying biomolecules or biological agents using SERS systems and a neural network model. The biological agent can be a virus, such as a coronavirus (e.g., SARS-CoV-2 or a variant thereof).

Abstract: A superhydrophobic coating having a three-dimensional porous nanocomposite structure, includes: a constructing unit and a bonding unit; the constructing unit comprises inorganic hydrophobic nanoparticles, the bonding unit comprises hydrophobic polymer nanomicrospheres, and the inorganic hydrophobic nanoparticles and the hydrophobic polymer nanomicrospheres are interconnected to form uniform pores. A method for preparation of the superhydrophobic coating includes: mixing the inorganic hydrophobic nanoparticles with the hydrophobic polymer nanomicrospheres in a dispersant to form a coating solution; and coating the coating solution on the surface of a substrate using a dip coating, roll coating or spray coating process, and drying to form the superhydrophobic coating of a three-dimensional porous nanocomposite structure.

Abstract: The present disclosure relates to multilayered materials that are designed to roll spontaneously into micron-sized, cylindrical “jelly roll” or scroll structures. Specifically in this disclosure, at least one of the layers is comprised of a nanosheet material.

Abstract: Embodiments of the present disclosure include structures, photocatalytic structures, and photoelectrochemical structures, methods of making these structures, methods of making photocatalysis, methods of splitting H2O, methods of splitting CO2, and the like.

Abstract: The present disclosure includes methods of simultaneous analyte separation and detection using surface enhanced Raman spectroscopy (SERS)-active ultra thin layer chromatography (UTLC) chips. The SERS-active UTLC chips of the present disclosure are used to physically separate compounds within a mixture, which are then identified based on their unique SERS spectra.

Abstract: Embodiments of the present disclosure, in one aspect, relate to methods of analyzing SERS signals, systems for analyzing SERS signals, in particular, using an independent component analysis, and the like.

Abstract: Embodiments of the present disclosure relate to methods of melamine detection and quantification. In particular, embodiments of the present disclosure include the detection of very low concentrations of melamine using silver nanorod array substrates fabricated by oblique angle deposition (OAD) technique.

Abstract: Embodiments of the present disclosure include structures, photocatalytic structures, and photoelectrochemical structures, methods of making these structures, methods of making photocatalysis, methods of splitting H2O, methods of splitting CO2, and the like

Abstract: Surface-enhanced Raman spectroscopic (SERS) systems and methods for detecting and differentiating biomolecules of interest, such as human immunodeficiency virus (HIV), are provided.

Abstract: Embodiments of the present disclosure relate to methods of melamine detection and quantification. In particular, embodiments of the present disclosure include the detection of very low concentrations of melamine using silver nanorod array substrates fabricated by oblique angle deposition (OAD) technique.

Abstract: Flexible SERS substrates, methods of making flexible SERS substrates, and methods of using flexible SERS substrates are disclosed.

Abstract: Surface-enhanced Raman spectroscopic (SERS) systems and methods for detecting biomolecules of interest, such as a bacterium or virus are provided.

Abstract: Surface-enhanced Raman spectroscopic (SERS) systems and methods for detecting biomolecules of interest, such as a bacterium are provided.

Abstract: Embodiments of the present disclosure include a method for analysis of individual components in a multicomponent sample where the identity of the individual components is an indicator for disease.

Abstract: Surface-enhanced Raman spectroscopic (SERS) systems including nanostructures and capable of detecting analytes, in particular biomolecules, of interest are provided. Methods of making the SERS systems and methods for detection of a biomolecule of interest, such as a virus or other infectious agent are also provided.

Abstract: Substrates having nanostructures disposed thereon and methods of forming nanostructures on the substrates are disclosed.

Abstract: Substrates having nanostructures disposed thereon and methods of forming nanostructures on the substrates are disclosed. In particular, embodiments of the present invention provide for structures having a substrate having a non-planar surface. In an embodiment, a portion of the non-planar surface has at least one layer of nanostructures disposed thereon.

Abstract: Fiber optic surface-enhanced Raman spectroscopic (SERS) systems (also referred to as “SERS system”), portable SERS systems, SERS probes, and methods of using the SERS systems and SERS probes to detect an analyte, are disclosed.

Abstract: Surface-enhanced Raman spectroscopic (SERS) systems and methods for detecting biomolecules of interest, such as a bacterium are provided.