Table 3 Comparison of biomass productivity and total lipid content with different materials as algal biofilm carriers
From: Cultivation of algal biofilm using different lignocellulosic materials as carriers
Materials | Footprint productivitya (g m−2 day−1) | Surface productivityb (g m−2 day−1) | Total lipid (%) | Area ratioc | Algal species | Conditions: scale, mode, duration day, medium, temperature  °C, light intensity μmol m−2 s−1, CO2 (v/v) | References |
|---|---|---|---|---|---|---|---|
Pine sawdust | 10.92 | 10.92 | 23.2 | 1.04 | Scenedesmus sp, chlorella sp, oscillatoria tenuis | Lab, 16 days, initial growth, synthetic medium, 25, 120, 2% | This tudy |
Cotton duct | 6.84–12.76 | 1.99–4.99 | – | 2–4 | Chlorella vulgaris | Pilot, regrowth, synthetic medium, greenhouse (USA) | [3] |
Cotton duct | – | 3.51 | 7.72 | 2–5 | Chlorella vulgaris | Lab, 7 days, regrowth, synthetic medium, 25, 110–120 | [3] |
Membrane (pore size of 5 μm) | 13.56 | 13.56 | – | 1 | Chlorella sp. | Lab, 2 days, synthetic medium, 35, 100, 7.5% | [6] |
Glass | 2.8 | 2.8 | 15 | 1 | Nitzschia palea | Lab, 14 days, growth, synthetic medium, 26, 160, 16/8, 2% | [8] |
Concrete | 0.71 | 0.71 | 26.8 | 1 | Botryococcus braunii | Lad, 35 days, synthetic medium, 25, 55 | [12] |
Work nylon filter sheets | 6.3 | – | – | 6 | Halochlorella rubescens | Lad, 54 days, growth, wastewater, greenhouse (Germany) | [13] |
Cellulose acetate/nitrate membrane (pore size 0.45 um) | 70.9 | 5.2 | 47.9 | 10 | Scenedesmus obliquus | Lad, 9 days, growth, synthetic medium, 30, 2% | [14] |
Cotton rope | 31 | – | – | 2–4 | Mixed culture | Pilot, 12 days, regrowth, wastewater, outdoor (USA) | [15] |
Cotton rope | 20 | – | 11.2 | 2–4 | Mixed culture | lab, 20 days, regrowth, wastewater, outdoor (USA) | [15] |
Stainless steel woven mesh (particle pass size of 47 um) | – | 20.1 | – | – | Chlorella Sorokiniana | Lab, 7 days, regrowth, synthetic medium, 38, 422, 0.5% | [16] |
Plain printing paper | 6.1 | 1.02 | – | 5.11 | Phaeodactylum tricornutum | Lab, 16 days, regrowth, synthetic medium, 25, 40–100, 14/10 | [20] |
Electrostatic flocking cloth | 60 | – | – | 15 | S. platensis | Lab, 9 days, synthetic medium, outdoor (China) | [22] |
Printing paper | 50 | 3 | – | 15 | Halochlorella rubescens | Lab, 42 days, synthetic medium, 22, 52 | [33] |
Polycarbonate membrane | 31.2 | – | – | – | Halochlorella rubescens | Lab, 3 days, synthetic medium, 25, 1023, 3% | [33] |
Polystyrene foam | 2.57 | 2.57 | 9 | 1 | Chlorella sp. | Lab, 10 days, wastewater, 20, 110–120 | [34] |