Results 31 to 40 of about 439,540 (206)

Numerical Optimization of an Open-Ended Coaxial Slot Applicator for the Detection and Microwave Ablation of Tumors

open access: yesBiology, 2021
A multiobjective optimization method for a dual-mode microwave applicator is proposed. Dual-modality means that microwaves are used apart from the treatment, and also for the monitoring of the microwave ablation intervention. (1) The use of computational
Carolin Hessinger   +4 more
doaj   +1 more source

Slow light for microwave photonics applications

open access: yes, 2009
This paper focuses in slow light and its application in microwave photonics. It makes a brief review of microwave photonics evolution from its inception to new emerging topics.
Andrea Blanco   +5 more
core   +1 more source

Movement Detection in Soft Robotic Gripper Using Sinusoidally Embedded Fiber Optic Sensor

open access: yesSensors, 2020
Soft robotics is an emerging field, since it offers distinct opportunities in areas where conventional rigid robots are not a feasible solution. However, due to the complex motions of soft robots and the stretchable nature of soft building materials ...
Mei Yang   +3 more
doaj   +1 more source

The Boston University Photonics Center annual report 2015-2016 [PDF]

open access: yes, 2016
This repository item contains an annual report that summarizes activities of the Boston University Photonics Center in the 2015-2016 academic year. The report provides quantitative and descriptive information regarding photonics programs in education ...
The Boston University Photonics Center
core   +1 more source

Frequency-Scaling-Based Spaceborne Squint SAR Sparse Imaging

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
In synthetic aperture radar (SAR), due to the characteristics of squint data in spaceborne imaging geometry, a more accurate range cell migration correction operation is necessary.
Yufan Song   +4 more
doaj   +1 more source

Stimulated Brillouin scattering for microwave photonics [PDF]

open access: yes, 2022
Exponential growth in wireless communications have created demand for broadband signal reception and processing. Photonics technology is a prime candidate for future telecommunication, radar, sensing, and signal processing technologies. To bring photonic-
Marpaung, David; id_orcid   +3 more
core   +1 more source

Melting-layer modelling at C-Band [PDF]

open access: yesAdvances in Radio Science, 2010
Stratiform cloud formations, such as a uniform type of precipitating clouds, are sub dividable into layers with different aggregate states. In this way, it is adaptable to measurements with polarimetric radar.
J. Steinert, M. Chandra
doaj   +1 more source

A New Strategy for Creating Quantum Light Emitters Via Post‐Growth Hydrogen‐Ion Irradiation of III‐V Nanowires

open access: yesAdvanced Functional Materials, EarlyView.
A post‐growth method is demonstrated to realize energy‐tunable quantum emitters in GaAs/GaAsN/GaAs core–multishell nanowires on a Si substrate. By combining the N‐induced bandgap reduction with H‐ion irradiation, the GaAsN potential landscape is engineered, enabling isolated, narrow emission lines that function as single‐photon sources with g(2)(0) ∼ 0.
Akant Sagar Sharma   +10 more
wiley   +1 more source

Plasmonics for terahertz microwave photonics

open access: yes, 2022
Paper T2E.2, 3 S.Modulators with bandwidth reaching 500 GHz, with high linearity and power handling, have been demonstrated recently using plasmonics.
Fedoryshyn, Yuriy   +11 more
core  

Exceptional Electro‐Optic Coefficient Unlocked via Polarization Swaying in KNbO3 Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
We present the largest reported electro‐optic response in any material to date, guided by a new design principle that exploits ultralow coercive field polarization swaying enabled by low‐symmetry ferroelectric phases in monoclinic KNbO3 thin films for energy‐efficient classical and quantum photonic integrated circuits. ABSTRACT The electro‐optic effect
Sankalpa Hazra   +11 more
wiley   +1 more source

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