Results 21 to 30 of about 21,421 (244)
Normalized GNSS Interference Pattern Technique for Altimetry
Sensors, 2014 It is well known that reflected signals from Global Navigation Satellite Systems (GNSS) can be used for altimetry applications, such as monitoring of water levels and determining snow height.
Miguel Angel Ribot +8 more
doaj +1 more source
EPJ Photovoltaics, 2023 Epitaxially-grown wafers on top of sintered porous silicon are a material-efficient wafer production process, that is now being launched into mass production.
Wörnhör Alexandra +3 more
doaj +1 more source
A Real-Time On-Orbit Signal Tracking Algorithm for GNSS Surface Observations
Remote Sensing, 2019 This manuscript describes real-time on-orbit instrument compatible open loop signal tracking techniques for Global Navigation Satellite Systems (GNSS) reflection observations.
Scott Gleason
doaj +1 more source
Remote Sensing, 2021 Signal-to-noise ratio (SNR) time series acquired by a geodetic antenna were analyzed to retrieve water heights during asymmetric tides on a narrow river using the Interference Pattern Technique (IPT) from Global Navigation Satellite System Reflectometry (
Pierre Zeiger +6 more
doaj +1 more source
Modulating the Swelling Behavior of Polymer Brushes via Interfacial Chemistry
Angewandte Chemie, EarlyView.Modulating substrate surface chemistry of surface‐grafted polymer brushes via variation of the chemical composition of spacers that anchor initiators for surface‐initiated atom transfer polymerizations allows to tune swelling of these thin polymer films.
Kuljeet Kaur +4 more
wiley +2 more sources
Broadband Reflectometry: Theoretical Background
, 2011 In this chapter, the basic approaches of broadband microwave reflectometry are described in detail. More specifically, time domain reflectometry (TDR) and frequency domain reflectometry (FDR) are presented and the involved instrumentation is fully ...
DE BENEDETTO, EGIDIO +5 more
core +2 more sources
Cramer–Rao Lower Bound for SoOp-R-Based Root-Zone Soil Moisture Remote Sensing
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020 Signals of opportunity (SoOp) reflectometry (SoOp-R) is a maturing field for geophysical remote sensing as evidenced by the growing number of airborne and spaceborne experiments.
Dylan Ray Boyd +7 more
doaj +1 more source
A SSTDR Methodology, Implementations, and Challenges
Sensors, 2021 Sequence time-domain reflectometry (STDR) and spread spectrum time-domain reflectometry (SSTDR) detect, locate, and diagnose faults in live (energized) electrical systems.
Samuel Kingston +7 more
doaj +1 more source
Dipsticks with Reflectometric Readout of an NIR Dye for Determination of Biogenic Amines
Chemosensors, 2020 Electrospun nanofibers (ENFs) are remarkable analytical tools for quantitative analysis since they are inexpensive, easily produced in uniform homogenous mats, and provide a high surface area-to-volume ratio.
Sarah N. Mobarez +4 more
doaj +1 more source
Space-Borne GNSS-R Ionospheric Delay Error Elimination by Optimal Spatial Filtering
Sensors, 2020 Global Navigation Satellite System Reflectometry (GNSS-R) technology is a new and promising remote sensing technology, especially satellite-based GNSS-R remote sensing, which has broad application prospects. In this work, the ionospheric impacts on space-
Qiuyang Zhang, Yang Liu, Junming Xia
doaj +1 more source