Web12 apr. 2024 · Paper-based analytical devices (PADs) are powerful platforms for point-of-need testing since they are inexpensive devices fabricated in different shapes and miniaturized sizes, ensuring better portability. Additionally, the readout and detection systems can be accomplished with portable devices, allying with the features of both … Web14 feb. 2014 · SERS is a powerful spectroscopy technique that can provide non-destructive and high-sensitive characterization even to single molecular level [ 20, 21 ]. When organic or biological molecules are adsorbed on the nanostructure surface, high SERS enhancement signals can be observed.
Chemosensors Free Full-Text The Functional …
WebMercury ions are considered to be one of the most dangerous pollutants in food, water, and the biosphere [1,2].The most dangerous effect of mercury exposure includes autism and … Web21 sep. 2024 · Surface-enhanced Raman spectroscopy (SERS) is known as a powerful technique to provide label-free analyses for chemical sensing. While the sensitivity of SERS is heavily dependent on the prepared SERS functional substrates, finding appropriate … ava\u0027s kitchen kenilworth
Nanomaterials Free Full-Text A Sensitive Gold Nanoplasmonic SERS …
Web17 okt. 2024 · Fortunately, nowadays, surface-enhanced Raman spectroscopy (SERS) has been developed and utilized as an advanced analytical tool in many areas [ 9 ], because it can provide ultra-high sensitivity, less sampling detection, and the ability to provide rich and intrinsic spectral information [ 10, 11 ]. WebField, reliable, and ultrasensitive detection of dipicolinic acid (DPA), a general biomarker of bacterial spores and especially Bacillus anthracis, is highly desirable but still challenging … Web10 dec. 2024 · This method generally included three procedures ( Figure 2 a): (1) Synthesis of small spherical initial seeds using cetyltrimethylammonium chloride (CTAC) as the surfactant—HAuCl 4 was reduced to gold atoms by using NaBH 4 as the reducing agent; (2) Fast seed addition process—two growth solutions were prepared, with the addition of … ava\u0027s kitchen mina