Results 111 to 120 of about 106,917 (285)

APPLICATION OF GEOELECTRICAL RESISTIVITY AND GROUND PENETRATING RADAR SIGNATURES IN DELINEATING HYDROCARBON POLLUTED SOIL IN OGONI, NIGER DELTA, NIGERIA [PDF]

open access: yesGeological Behavior
The study investigated the importance and image behavior of integrated geophysical methods in mapping contaminant spread beneath the surface of a pollution site in Ogoniland, Southern Nigeria.
Stanley Uchechukwu Eze   +3 more
doaj   +1 more source

The National Aeronautics and Space Administration (NASA)/Goddard Space Flight Center (GSFC) sounding-rocket program [PDF]

open access: yes
An overall introduction to the NASA sounding rocket program as managed by the Goddard Space Flight Center is presented. The various sounding rockets, auxiliary systems (telemetry, guidance, etc.), launch sites, and services which NASA can provide are ...
Guidotti, J. G.
core   +1 more source

Dynamic double directional propagation channel analysis with dual circular arrays [PDF]

open access: yes, 2004
Dynamic double directional propagation channel analysis with dual circular arrays. (pp. 6 p).
Beach, MA   +4 more
core   +1 more source

The Suaineadh Project : a stepping stone towards the deployment of large flexible structures in space [PDF]

open access: yes, 2010
The Suaineadh project aims at testing the controlled deployment and stabilization of space web. The deployment system is based on a simple yet ingenious control of the centrifugal force that will pull each of the four daughters sections apart.
Cartmell, M.P.   +23 more
core  

The mesospheric inversion layer and sprites

open access: yes, 2009
The vertical structure of temperature observed by SABER (Sounding of Atmosphere using Broadband Emission Radiometry) aboard TIMED (Thermosphere, Ionosphere, Mesosphere Energetics and Dynamics) and sprites observations made during the Eurosprite 2003 to ...
Armstrong   +75 more
core   +1 more source

Results of the measurement of the vertical profile of ozone up to a height of 70 km by means of the MR-12 and M-100 sounding rockets [PDF]

open access: yes
The photometers used and methods of calculation of the vertical ozone concentration profile are described. The results obtained in several series of MR-12 and M-100 sounding rocket launchings are presented and ...
Brezgin, N. I.   +3 more
core   +1 more source

Determinación de perfiles de humedad en suelos homogéneos a través de un método geoeléctrico

open access: yesCiencia del Suelo
El requerimiento de un uso eficiente del recurso hídrico, particularmente en las zonas semidesérticas, sumado a la creciente atención prestada a los niveles de humedad en las distintas etapas del desarrollo de los cultivos a fin de maximizar la ...
Enrique A Nuñez   +3 more
doaj  

Main Aquifer Analysis Using Vertical Electrical Sounding to Determine the Location of Drilling Well

open access: hybrid, 2021
Priyo Widodo   +4 more
openalex   +2 more sources

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