[1] Arai,N., Itaya, Y., Hasatani, M., 1984, Development of a Volume heat-trap' typesolar collector using a fine-particle semitransparent liquid suspension (FPSS)as a heat vehicle and heat storage medium, Solar Energy, Vol. 32, pp. 49-56.
[2]Otanicar, T.P., Phelan, P.E., Golden, J.S., 2009, Optical Properties of Liquids for Direct Absorption Solar Thermal Energy Systems, SolarEnergy, Vol. 83, pp. 969-977.
[3] Minardi, J.E., Chuang, H.N., 1975, Performance of a "black" liquid flat-plate solar collector, Solar Energy, Vol.17, pp. 179-183.
[4] Miller, F.J., Koenigsdorff, R.W., 2000, Thermal modeling of a small-particle solarcentral receiver, Journal of Solar Energy Engineering, Vol.122, pp. 23-29.
[5] Tyagi, H., Phelan, P., Prasher, R.S., 2009, Predicted Efficiency of Nanofluid-Based Direct Absorption Solar Receiver, Journal of Solar Energy Engineering, Vol. 131.
[6] Otanicar, T.P., Phelan, P.E., Prasher, R.S., Rosengarten, G., Taylor, R.A., 2010, Nanofluid-based direct absorption solar collector, Journal ofRenewable and Sustainable Energy, Vol. 2.
[7] Ladjevardi, S.M., Asnaghi, A., Izadkhast, P.S., Kashani, A.H., 2013, Applicability of graphite nanofluids in direct solar energy absorption, Solar Energy, Vol. 94, pp. 327–334,.
[8] Parvin, S., Nasrin, R., Alim, M.A., 2014, Heat transfer and entropy generation through nanofluid
filled direct absorption solar collector, International Journal of Heat and Mass Transfer, Vol. 71, pp. 386–395.
[9] Lenert, A., Wang, E.N., 2012, Optimization of nanofluid volumetric receivers for solar thermal energy conversion, Solar Energy, Vol. 86, pp. 253–265.
[10] Siegel, R., Howell, J., 1992, Thermal radiation heat transfer, 3rd Edition, Hemisphere Publishing Corporation, USA.
[11] Brewster, M. Q., Tien, C. L., 1982, Radiative transfer in packed fluidized beds: dependent versus independent scattering, Journal of Heat Transfer, Vol. 104.
[12] Nasiri, A., Shariaty-Niasar, M., Rashidi, Amrollahi, A., Khodafarin, A. R., 2011, Effect of dispersion method on thermal conductivity and stability of nanofluid, Experimental Thermal and Fluid Science, Vol. 35, pp. 717–723.
[13] Taylor, R. A., Phelan, P. E., Otanicar, T. P., Adrian, R., Prasher, R., 2011, Nanofluid optical property characterization: towards efficient direct absorption solar collectors, Nanoscale Research Letters, Vol. 6.
[14] Karami, M., Delfani, S., Akhavan Bahabadi, M. A., 2016 Performance Characteristics of a Residential-type Direct Absorption Solar Collector using MWCNT Nanofluid, Renewable EnergyVol. 87 , pp. 754–764.
[15] Kumar, S., Tien, C.L., 1989, Analysis of combined radiation and convection in aparticulate laden falling film. Heat transfer Phenomena in Radiation, Combustion and Fires, National Heat Transfer Conference.