Photonic Materials & Devices – Page 13

Advanced Nanocomposite Materials Tailored to Solid-State Lighting Applications

Davis J.L., Guzan K., Mills K., Han L., RTI International, US

Nanofibers and nanocomposites made from nanofibers are emerging as a key enabler for the next generation of lighting technologies. The emergence of these materials in lighting applications is driven by the fact that nanofiber substrates [...]

The Design and Development of Photovoltaic Electrical Generating System Experimental Set

Watjanatepin N., Somboonkij P., Rajamangala University of Technology Suvarnabhumi, TH

The experimental set is suitable to use for training and teaching including the topics of PV stand-alone system, and PV grid-connected system. This experimental set could be use for students, workers, technicians, installers, and anyone [...]

Experimental study of solar spectrum impact on solar cells

Song X., Miller E.L., Garmire D., University of Hawaii at Manoa, US

Variations in solar spectrum can lead to changes in the performance and efficiency of solar cells, which operate at peak efficiency only over a relatively narrow band of the spectrum. Similarly heat absorbed by solar [...]

Development of the LabVIEW Monitoring System for the Hybrid PV-Wind Energy System

Watjanatepin Napat, Rajamangala University of Technology Suvarnabhumi, TH

The objectives of this project are to measure and monitor the performance of the 4.8 kW grid-connected PV systems and 1 kW wind energy system. It can measure monitor and display the real time data [...]

Maximum Power Point Tracker Controlling PV Converter. Research and Development Study

Dinkova M., Nedzhip T., University of Food Technologies, BG

This paper presents a software developed Maximum Power Point Tracker (MPPT) algorithm for control of Photovoltaic (PV) DC-DC and DC-AC converters. The proposed algorithm was released with 8-bit microcontroller unit (MCU) and represents a part [...]

Comparing the Efficiency of Silicon Based Solar Cells with Dye Sensitized Solar Cells

Magsi K., Stony Brook University, US

The typical method of making dye sensitized solar cells was used to begin wich, with a few new methods employed as varying constraints. Of particular concern is the porous sponge like structure of TiO2 that [...]

Multi Solar (PVT) Air Conditioning System

Elazari A., Millennium Electric T.O.U. LTD., IL

A new innovation technology includes Multi Solar Air Conditioning system using the Multi Solar (PV/T) Collectors System and an Air conditioning unit that using the excessive solar thermal energy produced by the Multi Solar System [...]

Characterization of Microcrystalline and Amorphous Thin Film Silicon Devices with Raman Spectroscopy

Hodkiewicz J., Wall M., Thermo Fisher Scientific, US

Raman spectroscopy is highly sensitive to even slight changes in morphology of highly symmetrical, covalently bonded materials making it an ideal technique to characterize Silicon films. Furthermore, Raman spectroscopy is relatively insensitive to glass making [...]

Semiconductor Oxide Nanoparticles

Sharma A., Sharma R., Sharma A., Sharma R., Sharma A., Sharma R., AKG College of Engineering, IN

The nanoparticle hybrid systems are improved semiconductors. They are compared with their isolated counterparts. We report the preparation of MO2 (M = Ti, Ce, and Sn) and their synthesis. We report the controlled-size semiconductor oxide [...]

Shape Effect on the Reflectance of Sub-Wavelength Structures on Silicon Nitride for Solar Cell Application

Sahoo K.C., Li Y., Chang E.Y., National Chiao Tung University, TW

Sub-wavelength structure (SWS) on anti-reflection coating instead of semiconductor surface can improve the efficiency of silicon solar cell has been studied both numerically and experimentally recently. The shape of the SWS may be somewhat variable [...]