Results 41 to 50 of about 4,371,843 (300)

Lithium Niobate-Based Integrated Photonics Utilizing Photorefractive Effect

open access: yesCommunications, 2017
Lithium niobate (LiNbO3) is an ideal material with many interesting properties for integrated photonics. Despite the rich set of properties the technology of lithium niobate integrated optics has not evolved as much as integrated optics in III-V ...
Norbert Tarjanyi, Daniel Kacik
doaj   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

Towards standardization of compact data center switches

open access: yesICT Express, 2017
Data Centers, the essential infrastructure for the increasing amount of cloud applications, are required to expand in number of devices even further. However, the scaling is limited by both space and power constraints. It is therefore essential to shrink
Gonzalo Guelbenzu   +2 more
doaj   +1 more source

Phosphorene-assisted silicon photonic modulator with fast response time

open access: yesNanophotonics, 2020
All-optical modulators avoid the conversion from external electronic signals to optical signals and thus have the potential to achieve an energy-efficient high-speed photonic system.
Cheng Zhao   +8 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Advances in Magnetic Two Dimensional Materials

open access: yesMagnetochemistry
Since the discovery of graphene in 2004, two-dimensional (2D) van der Waals (vdW) layered materials have attracted extensive attention for their great potential for application in the electronic, optoelectronic, and electrochemical fields [...]
Xiaoxi Li, Bo Li
doaj   +1 more source

Enhanced Sensitivity of Silicon-Photonics-Based Ultrasound Detection via BCB Coating

open access: yesIEEE Photonics Journal, 2019
Ultrasound detection via silicon waveguides relies on the ability of acoustic waves to modulate the effective refractive index of the guided modes. However, the low photo-elastic response of silicon and silica limits the sensitivity of conventional ...
Resmi Ravi Kumar   +5 more
doaj   +1 more source

Towards fully integrated photonic displacement sensors

open access: yesNature Communications, 2020
Integrated devices are useful for applications like sample stabilization, microscopy, adaptive optics, and acceleration sensors. Here the authors demonstrate a fully integrated chip-scale light-based displacement sensor using Huygens dipole scattering of
Ankan Bag   +5 more
doaj   +1 more source

Nonlinear optics in ultra-silicon-rich nitride devices: recent developments and future outlook

open access: yesAdvances in Physics: X, 2021
Nonlinear integrated optics leveraging platforms with high nonlinear figure of merit offer energy efficient optical signal processing capabilities. Over the last five years, CMOS-compatible ultra-silico-rich nitride (USRN) has emerged as a promising ...
Dawn T. H. Tan   +8 more
doaj   +1 more source

Numerical and experimental studies of coupling-induced phase shift in resonator and interferometric integrated optics devices

open access: yes, 2012
Coupling induced effects are higher order effects inherent in waveguide evanescent coupling that are known to spectrally distort optical performances of integrated optics devices formed by coupled resonators.
Zhang, Dao Hua   +3 more
core   +1 more source

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