by Enrique Valera | Jun 26, 2015 | 2015 News, Publications, Scientific Publications
Abstract Magnetic actuation has been introduced to an optical immunosensor technology resulting in improvements in both rapidity and limit of detection for an assay quantitating low concentrations of a representative protein biomarker. For purposes of demonstration,...
by Jing Shang | Jan 30, 2012 | 2012 News, Publications, Scientific Publications
Abstract Silicon photonic microring resonators have established their potential for label-free and low-cost biosensing applications. However, the long-term performance of this optical sensing platform requires robust surface modification and biofunctionalization....
by Adam Washburn | Jan 8, 2012 | 2012 News, Publications, Scientific Publications
Abstract We have developed a broadly applicable biosensing platform based upon chip-integrated silicon photonic microcavities. Large arrays of microring resonators are robustly fabricated using standard semiconductor processing methods on silicon-on-insulator wafers....
by Matthew Luchansky | Nov 23, 2011 | 2011 News, Publications, Scientific Publications
Introduction Optical sensors represent a vitally important class of analytical tools that have been used to provide chemical information ranging from analyte concentration and binding kinetics to microscopic imaging and molecular structure. Optical sensors utilize a...
by Melinda McClellan | Nov 11, 2011 | 2011 News, Publications, Scientific Publications
Abstract Viruses represent a continual threat to humans through a number of mechanisms, which include disease, bioterrorism, and destruction of both plant and animal food resources. Many contemporary techniques used for the detection of viruses and viral infections...
by ACS - Abraham Qavi | Aug 12, 2011 | 2011 News, Publications, Scientific Publications
Abstract We report a sensitive, label-free method for detecting single-stranded DNA and discriminating between single nucleotide polymorphisms (SNPs) using arrays of silicon photonic microring resonators. In only a 10 min assay, DNA is detected at subpicomole levels...
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