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1. At 20 percent efficiency, solar photovoltaic cells in geosynchronous orbit can deliver 270 watts of electric power per square meter continuously.

2. Both the photovoltaic and wind power systems for domestic hot-water provision would be even more effective if linked to a heat pump.

3. Good results were achieved in experiments, and the photovoltaic power generation efficiency was greatly increased with concentrator photovoltaic cell. So it has a high practical value.

4. In this paper, solar photovoltaic generation, wind generation, fuel cell generation and hybrid renewable energy generation systems have been reviewed briefly.

5. Photovoltaic cells are a product of modern solid - state physics.

6. Compared with photovoltaic cell, solar dynamic power system is compact,(sentencedict .com) high in efficiency and comparatively cheap in a long run.

7. Other semiconductor and photovoltaic components are likewise made by chemical process, often relying on specificity mixtures.

8. A photovoltaic spatial soliton theory of duotone signal beam with monochrone background beam is presented, and a solution of bright soliton has been obtained by a numberical method.

9. The aircraft power system consists of photovoltaic cells, a regenerative fuel cell, a engine and propeller.

10. A novel algorithm for photovoltaic module performance evaluation was presented.

11. JDSU says its concentrator photovoltaic ( CPV ) cells are now available.

12. The wind generation, photovoltaic generation and the electric vehicle are the three main renewable energy utilization methods and are under the fast development.

13. Photovoltaics is a method of generating electrical power by converting solar radiation into direct current electricity using semiconductors that exhibit the photovoltaic effect.

14. The cells convert solar energy into direct current electricity via the photovoltaic effect.

15. New Mexico-based Emcore Corp., for one, uses optical lenses to focus the energy of 500 suns onto a tiny, super-efficient photovoltaic cell.

16. The actual market has long been abandoned impeach solar photovoltaic power station roof and network approach.

17. Combined design of the current Pump Controller together constitute the ant parallel photovoltaic power generation system.

18. It's shown that the C-V and I-V characteristics of silicon photovoltaic diode by forward bias are obviously different from forward characteristic of common PN junction diode by experiment.

19. We also prepared some photoelectric devices and explore the mechanisms of photovoltaic conversion and electroluminescence.

20. Somewhat less obvious is the fact that photodiode leakage and photovoltaic cell internal losses are also functions of terminal voltage.

21. The recent developments of polymer in solar cell were reviewed. electron donor materials and acceptor materials as the photovoltaic materials were detail described.

22. The offtake lost from the decline of traditional photography -- silver's main source of demand -- has not been replaced by evolving new uses such as photovoltaic cells in solar panels.

23. In the further of this thesis, we study the influence of doping some optoelectronic small organic molecules or Cadmium Sulfide nanoparticles on the P3HT/PCBM organic photovoltaic device.

24. The conditions of building and its environment can make the series-wound or shunt-wound photovoltaic modules have some difference.

25. Furthermore, the conjugated polymer acceptor and D - A double cable polymer photovoltaic materials were also introduced briefly.

26. The "Silver State" scores well in alternative energy production, with the second-highest production of solar photovoltaic and geothermal energy.

27. A Z - source inverter is used for the single - phase grid - connected photovoltaic ( PV ) system.

28. And the observed light intensity of quasi-breakdown indicates that the process of photo-refractive is the result of photovoltaic effect in doped lithium niobate .

29. An analog maximum power point tracking(MPPT) controller integrated circuit(IC) based on open-circuit voltage method was proposed to enhance the photovoltaic conversion efficiency of solar cell.

30. By magnifying the solar energy, the technology can reduce the amount of semiconductor material needed for the photovoltaic cell.