Results 91 to 100 of about 6,471 (208)

Sea Level Determination in the Spanish Coast Using GNSS-R

open access: yesProceedings, 2019
GNSS reflectometry (GNSS-R) a technique for the study of variations in the height of sea level and inland waters, and for the study of soil moisture, based on the comparison of the direct and reflected noise signal.
Víctor Puente, Marcelino Valdés
doaj   +1 more source

Detection of Landslide‐Generated Tsunami by Shipborne GNSS Precise Point Positioning

open access: yesGeophysical Research Letters, Volume 52, Issue 8, 28 April 2025.
Abstract Precise point positioning (PPP) of ships using Global Navigation Satellite System (GNSS) data reveals the precise movements of marine vessels. This method may quantify anomalies in sea surface height with implications for oceanographic monitoring, exploration, and tsunami warning. The GNSS PPP data from the R/V Sikuliaq, a research ship of the
Adam E. Manaster   +4 more
wiley   +1 more source

Report of Two Rare Cases of Allonursing and Fostering in the Cape Fur Seal (Arctocephalus pusillus pusillus) in Namibia

open access: yes
Marine Mammal Science, EarlyView.
Mathilde Martin   +3 more
wiley   +1 more source

Remote Sensing of Discharge Ratios at River Channel Bifurcations

open access: yesGeophysical Research Letters, Volume 52, Issue 8, 28 April 2025.
Abstract River channel bifurcations are crucial for distributing water and sediment on floodplains and deltas, but estimating discharge ratios between branches remains challenging. Using satellite imagery and in‐situ discharge data, we demonstrate that bifurcate channel widths can estimate discharge ratios at 23 of 27 bifurcations in 11 rivers ...
Bo Wang, Laurence C. Smith
wiley   +1 more source

Multi-antenna techniques for interference mitigation in GNSS signal acquisition [PDF]

open access: gold, 2013
Javier Arribas   +2 more
openalex   +1 more source

PARASITIC PROBE FED MICROSTRIP ANTENNA FOR MULTI-CONSTELLATION GNSS [PDF]

open access: bronze, 2013
Ashwani Kumar   +4 more
openalex   +1 more source

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