TY - JOUR A1 - Shepherd, R. H. A1 - King, M. D. A1 - Marks, A. A. A1 - Brough, N. A1 - Ward, A. D. T1 - Determination of the refractive index of insoluble organic extracts from atmospheric aerosol over the visible wavelength range using optical tweezers JO - Atmos. Chem. Phys. J1 - ACP VL - 18 IS - 8 SP - 5235 EP - 5252 Y1 - 2018/04/18 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/18/5235/2018/ L1 - https://acp.copernicus.org/articles/18/5235/2018/acp-18-5235-2018.pdf DO - 10.5194/acp-18-5235-2018 ER -