by | Mar 10, 2018 | Anastasio, Mark, Huang, Chao, Nie, Liming, Schoonover, Robert, Wang, Lihong
— Existing high-resolution human brain imaging modalities such as X-ray computed tomography (CT) and magnetic resonance imaging (MRI) are expensive and employ bulky and generally non-portable imaging equipment. Moreover, X-ray CT is unsafe for patients who need long time monitoring of brain diseases …
by | Mar 10, 2018 | Li, Hui
— Radiation dosimetry is a type of quality assurance for radiation therapy (RT) treatment to verify performance and dosage of the therapy to ensure accuracy and patient safety. To determine beam delivery accuracy, phantom patients (made to mimic necessary properties of the body) are used daily to cali…
by | Mar 10, 2018 | Ironside, Daniel, Shen, Jung-Tsung
— Background: Advances in nonlinear materials give rise to a multitude of optical phenomena that have important applications as switches and modulators in telecommunications and optical computing industry. The degree of optical nonlinearity in a material depends upon the strength of the optical field…