Results 21 to 30 of about 10,806,149 (217)

Laboratory demonstrations of interferometric and spotlight synthetic aperture ladar techniques.

open access: yesOptics Express, 2012
A variety of synthetic-aperture ladar (SAL) imaging techniques are investigated on a table-top laboratory setup using an ultra-broad bandwidth (>3 THz) actively linearized chirp laser centered at 1.55 microns.
Stephen Crouch, Z. Barber
semanticscholar   +1 more source

Integration of DInSAR and SBAS Techniques to Determine Mining-Related Deformations Using Sentinel-1 Data: The Case Study of Rydułtowy Mine in Poland

open access: yesRemote Sensing, 2020
Underground coal exploitation often results in land-surface subsidence, the rate of which depends on geological characteristics, the mechanical properties of the rocks, and the applied extraction technology.
Kamila Pawluszek-Filipiak, A. Borkowski
semanticscholar   +1 more source

Forecasting the magnitude of potential landslides based on InSAR techniques

open access: yesRemote Sensing of Environment, 2020
A new method, combining empirical modeling with time series Interferometric Synthetic Aperture Radar (InSAR) data, is proposed to provide an assessment of potential landslide volume and area.
Yi Zhang   +6 more
semanticscholar   +1 more source

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

An Interferometric MIMO Radar for Bridge Monitoring

open access: yesIEEE Geoscience and Remote Sensing Letters, 2019
The authors propose an interferometric multiple-input multiple-output radar specifically designed for monitoring/testing bridges. It makes use of compressive sensing and synthetic aperture radar techniques for providing coherent images of its field of ...
M. Pieraccini, L. Miccinesi
semanticscholar   +1 more source

The Angular Size of the Cepheid ℓ Carinae: A Comparison of the Interferometric and Surface Brightness Techniques [PDF]

open access: yes, 2004
Recent interferometric observations of the brightest and angularly largest classical Cepheid, ℓ Carinae, with ESO's Very Large Telescope Interferometer have resolved with high precision the variation of its angular diameter with phase.
P. Kervella   +7 more
semanticscholar   +1 more source

Enhancing Stability of Few‐Layer Black Phosphorus (FLBP) Through Nitrocellulose Coating: A Robust Defense Mechanism Against Degradation

open access: yesAdvanced Materials Interfaces, EarlyView.
In this research, a simple and scalable strategy for protection of a few‐layer black phosphorus (FLBP) with a cellulose nitrate‐based material is presented. The FLBP is structurally and morphologically characterized. The FLBP stability with and without nitrocellulose protection is monitored by interferometric method, surface profile examination, and ...
Paweł Jakóbczyk   +8 more
wiley   +1 more source

Spaceborne, UAV and ground-based remote sensing techniques for landslide mapping, monitoring and early warning

open access: yesGeoenvironmental Disasters, 2017
BackgroundThe current availability of advanced remote sensing technologies in the field of landslide analysis allows for rapid and easily updatable data acquisitions, improving the traditional capabilities of detection, mapping and monitoring, as well as
N. Casagli   +9 more
semanticscholar   +1 more source

A Reproducible and Scalable Process for High Yield Mesenchymal Stromal Cell Extracellular Vesicles Production

open access: yesAdvanced Materials Technologies, EarlyView.
Mesenchymal stem cell derived extracellular vesicles (MSC‐EVs) are a promising therapeutic tool for regenerative medicine. However, the field lacks a reproducible high‐yield production method to answer the quantities needed for clinical translation.
Christophe Wong   +7 more
wiley   +1 more source

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

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