نتایج جستجو برای: photo physical

تعداد نتایج: 691140  

2008
João Manuel R. S. Tavares Teresa C. S. Azevedo Mário A. P. Vaz

This paper presents a volumetric approach for image-based three-dimensional (3D) reconstruction of external anatomical structures. This has been a major research topic in Computer Vision. However, it is still a complex problem to solve, when automation, speed and precision are required or when the objects involved present complex topologies or strict photo characteristics. Our work is based on ...

2000
Elizabeth D. Mynatt

We introduce the concept of a “digital picture frame” that provides qualitative visualizations of everyday life activity. Leveraging a familiar household object, our design populates the digital frame with iconic imagery to depict current activity as well as long-term trends. In a final implementation, the digital picture frame would gather information from sensors in the home. To evaluate our ...

Journal: :journal of nanostructures 2015
s. moshtaghi m. salavati-niasari d. ghanbari

in this paper, calcium stannate nanoparticles were synthesized by a fast and simple co-precipitation procedure. for casno3 preparation ammonia was used as precipitation agent. the effect of various surfactants such as cationic, anionic and neutral on the morphology of the products was investigated. by changing in ca(sal)2 as a new precursor different morphologies were obtained. ligand as a capp...

2011
Y. L. N. MURTHY B. VIJAYA CH. V. V. SATYANARAYANA MURTHY K. SRIHARI VARMA

Literature survey reveal that a good number of Anthracene and substituted Anthracene are potential lasing organic compounds. As per mit suo meada66 9,10-dimethyl and 9,10-diphenyl Anthracenes exhibit lasing properties, around 435-450 nm (ethanol). In continuation of our studies in this lab, our objective is to synthesize new lasing organic dyes, in particular, new Anthracene derivatives and stu...

2007
Teresa C. S. Azevedo João Manuel R. S. Tavares Mário A. P. Vaz

Three-dimensional (3D) object reconstruction using only bi-dimensional (2D) images has been a major research topic in Computer Vision. However, it is still a complex problem to solve, when automation, speed and precision are required. In the work presented in this paper, we developed a computational platform with the main purpose of building 3D geometric models from uncalibrated images of objec...

2012
Paulrajpillai Lourdu Xavier Kamalesh Chaudhari Ananya Baksi Thalappil Pradeep

Noble metal quantum clusters (NMQCs) are the missing link between isolated noble metal atoms and nanoparticles. NMQCs are sub-nanometer core sized clusters composed of a group of atoms, most often luminescent in the visible region, and possess intriguing photo-physical and chemical properties. A trend is observed in the use of ligands, ranging from phosphines to functional proteins, for the syn...

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