Results 101 to 110 of about 30,612 (224)

Performance of DA/FDMA architecture proposed for MSS [PDF]

open access: yes
The system architecture proposed for the Mobile Satellite Service (MSS) by the National Aeronautics and Space Administration (NASA)/JPL is presented. The demand assigned Frequency Division Multiple Access (FDMA) scheme is described, and results for the ...
Dessouky, Khaled   +2 more
core   +1 more source

Tree crown architecture: a tool for decay resistance evaluation [PDF]

open access: yes, 2013
The variability of natural durability contributes to the bad perception of some wood end-users. In our search, we need to adjust our methods and strategies to estimate natural durability and extract higher value from wood resources.
Amissa Adima, Augustin   +5 more
core  

Explicit spatial–temporal scenarios of food security in a West-African socio-ecological system under climate change

open access: yesAgriculture & Food Security
Food security is a key facet of a sustainable society, while some threats, such as climate change and food riots may unsettle any society. Some aspects of food security such as food production and distribution are inherently spatial, thus requiring ...
Maxime Leloup   +3 more
doaj   +1 more source

Prediction of Hepatocellular Carcinoma Development in Korean Patients after Hepatitis C Cure with Direct-Acting Antivirals

open access: yesGut and Liver
Background/Aims: With the wide application of direct-acting antivirals (DAAs) for hepatitis C virus infection, the number of patients achieving a sustained virologic response (SVR) will continue to increase.
Hyeyeon Hong   +7 more
doaj   +1 more source

Reefs at Risk in Southeast Asia [PDF]

open access: yes, 2002
Draws on detailed information to analyze current threats to coral reefs across Southeast Asia and provides an economic valuation of what will be lost if destructive fishing, over-fishing, and marine based and inland pollution coastal development ...
Lauretta Burke, Liz Selig, Mark Spalding
core  

maigesPack: A Computational Environment for Microarray Data Analysis [PDF]

open access: yes, 2015
Microarray technology is still an important way to assess gene expression in molecular biology, mainly because it measures expression profiles for thousands of genes simultaneously, what makes this technology a good option for some studies focused on ...
Esteves, Gustavo H., Hirata Jr, Roberto
core  

Finite element approach to trap-insect model [PDF]

open access: yes, 2015
The trap-insect model considered in this presentation comprises a system of two advection-diffusion-reaction equations. We develop finite element approximation of the solution of the model in order to produce accurate numerical simulations using a non ...
Anguelov, Roumen   +2 more
core  

MSAT-X: A technical introduction and status report [PDF]

open access: yes
A technical introduction and status report for the Mobile Satellite Experiment (MSAT-X) program is presented. The concepts of a Mobile Satellite System (MSS) and its unique challenges are introduced. MSAT-X's role and objectives are delineated with focus
Dessouky, Khaled, Sue, Miles
core   +1 more source

Du Teikei aux AMAP

open access: yes, 2011
Les AMAP (Association pour le maintien d'une agriculture paysanne) constituent depuis 2001 un nouveau type de vente directe de produits fermiers locaux. Elles sont plus de 1 200 et se réfèrent au système Teikei, apparu au Japon au début des années 1970.
openaire   +3 more sources

AMAP Assessment 2018: Arctic Ocean Acidification.

open access: yes, 2018
This assessment report presents the results of the 2018 Arctic Monitoring and Assessment Programme (AMAP) assessment of Arctic Ocean Acidification. This is the second such assessment dealing with ocean acidification from an Arcticwide perspective, and complements several assessments that AMAP has delivered over past years concerning the effects of ...
openaire   +1 more source

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