Search Results - agham-bayan+posadas

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Multi-parametric Acoustic, Optical and Mechanical Imaging of Cervical Tissue Insufficiencies to Predict Preterm Birth
An enhanced image-guidance system that integrates ultrasound and photoacoustic into existing ablation systems to provide an enhanced image-guidance system for identification of cervical tissue changes during pregnancy and postpartum. Technology Summary Preterm delivery is a main cause of perinatal morbidity and mortality worldwide, which is associated...
Published: 10/1/2025   |   Inventor(s): Mohammad Mehrmohammadi, Sonia Hassan, Edgar Hernandez-Andrade, Yan Yan, Maryam Basij
Keywords(s): Driving Lifelong Health
Category(s): Technology Category > Women's Health, Technology Category > Medical Devices, Technology Category > Life Science, Technology Category > Imaging, Technology Category > Acoustics
Monolithic, unetched BTO strip waveguides
Background Electro-optic technology relies on the operation of systems/devices through the propagation and interaction of light with various tailored/optically active materials. Typical electro-optical devices are designed to modulate the properties of a light wave (e.g., phase, polarization, amplitude, frequency, direction of propagation) and include...
Published: 5/19/2025   |   Inventor(s): Alexander Demkov, John Ortmann, Jr., Agham-Bayan Posadas
Keywords(s):  
Category(s): Computer > Semiconductors > Semiconductor materials, Computer > Semiconductors > Fabrication and manufacturing
STO/LAO quantum well structures
Background Electro-optic modulators play a key role in global communications and data transfer infrastructure. Most notably, they form the basis for optical transceiver technologies which connect high-throughput data centers to long-haul fiber optic communications lines. Due to rapidly expanding global data demands, the performance of such devices,...
Published: 11/1/2023   |   Inventor(s): Alexander Demkov, John Ortmann, Jr., Agham-Bayan Posadas
Keywords(s):  
Category(s): Physical sciences > Semiconductor, Physical sciences > Semiconductor > Photonics
Large Pockels coefficient in BaTiO3 (BTO) devices
BackgroundThe explosion of global data rates has led to an increased reliance on optical transceiver technologies for high-throughput data centers and high-performance computing. Photonic integrated circuits improve the performance of optical technologies and reduce their cost. Many key elements in photonic integrated circuits, such as modulators and...
Published: 11/1/2023   |   Inventor(s): Alexander Demkov, John Ortmann, Jr., Marc Reynaud, Agham-Bayan Posadas, Margaret Duncan
Keywords(s): Photonics
Category(s): Physical sciences > Semiconductor