نتایج جستجو برای: green cover
تعداد نتایج: 247392 فیلتر نتایج به سال:
Diode lasers enable one to continuously cover the 730 to 1100 nm range as well as the 370 to 550 nm range by frequency doubling, but a large part of the electro-magnetic spectrum spanning from green to red remains accessible only through expensive and unpractical optically pumped dye lasers. Here we devise a method to multiply the frequency of optical waves by a factor 3/2 with a conversion tha...
In this paper, three different image fusion techniques are discussed and evaluated for the specific application of large-scale mapping of non-green vegetation. Additional synthetic scenes are used in the evaluation to exclude specific sources of errors and to cover a wide range of scene conditions.
S: Oral Session .............................................................................................................. 17 Poster Sessions .......................................................................................................... 21 List of Presenters .......................................................................................................... 47 Acknowledgem...
Finland ACADEMIC DISSERTATION To be presented for public criticism, with the permission of the Faculty of Biosciences, Cover Image Green fluorescence observed from the α 2B-AR-GFP in SFV-infected cells, showing the protein expression, as described in the study II of this thesis. 3 To my beloved parents, my sweet brother And my darling wife
To date, only 13 genomes of green sulfur bacteria (family Chlorobiaceae) have been sequenced. The sequenced strains do not cover the full phylogenetic diversity of the family. We determined the complete genome sequence of Prosthecochloris sp. strain CIB 2401, thereby increasing the genome information for the poorly represented marine Chlorobiaceae.
There is considerable effort to cover the broad variety of types of risk including natural disaster risk, technical disaster risk, biological disaster risk, transport and energy, research and innovation, critical infrastructure protection, cross-border health threats, implications for the health service systems, environmental impact assessment, green infrastructure, integrated coastal managemen...
427 COVER Human cells infected with the protozoan parasite Toxoplasma gondii visualized by scanning electron microscopy. In the foreground are parasites (yellow-green) rupturing out of a dying host cell (blue); in the background is an intact host cell containing a large parasite-filled vacuole. See page 530.
Changes in land-use systems in tropical regions, including deforestation, are a key challenge for global sustainability because of their huge impacts on green-house gas emissions, local climate and biodiversity. However, the dynamics of land-use and land-cover change in regions of frontier expansion such as the Brazilian Amazon is not yet well understood because of the complex interplay of ecol...
This paper presents a steganographic scheme based on the RGB colour cover image. The secret message bits are embedded into each colour pixel sequentially by the pixel-value differencing (PVD) technique. PVD basically works on two consecutive non-overlapping components; as a result, the straightforward conventional PVD technique is not applicable to embed the secret message bits into a colour pi...
tehran city has been subject of critical environmental challenges during the course of 20th. century namely: massive population growth, broad expansion, reduction in urban open/green spaces, increasing in energy consumption and waste production. releasing industrial wastewater into river valleys have led to considerable changes in structure of city's natural landscape. the natural structur...
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