Nature - USA (2020-05-14)
Nature | Vol 581 | 14 May 2020 | 187 measured ambient size distributions—just as in Figs. 1 , 2 —and thus reflect a spatial and ...
188 | Nature | Vol 581 | 14 May 2020 Article Rapid growth may be sufficient for particles to grow from vulnerable sizes near 2.5 ...
Nature | Vol 581 | 14 May 2020 | 189 Kerminen, V.-M. & Kulmala, M. Analytical formulae connecting the “real” and the “appar ...
Article Methods The CLOUD facility We conducted our measurements at the CERN CLOUD facility, a 26.1 m^3 electropolished stainles ...
two operating modes. In one mode, gases are directly sampled into a 100-mbar turbulent flow ion-molecule reactor while particles ...
Article 0.03 N m−1, respectively. In Extended Data Fig. 4, we show that MAGNAG computations confirm that nitric acid and ammonia ...
An, J. et al. Characteristics of new particle formation events in Nanjing, China: effect of water-soluble ions. Atmos. Environ. ...
Article 8 1 2 3 4 5 6 78 10 2 3 4 5 Growth rate, GR (nm -1h ) 4 68 10 -3 2 4 68 10 -2 2 4 68 10 -1 2 Condensation sink, CS (s-1) ...
1.4x10^6 1.2 1.0 0.8 0.6 0.4 0.2 0 d N /d log dp (cm -3) 3 4 5 6 7 8 9 10 2 Particle diameter, dp (nm) 101 102 103 10 4 10 5 106 ...
Article Extended Data Fig. 3 | A typical measurement sequence. Nucleation was carried out purely from nitric acid and ammonia, w ...
0.6 0.5 0.4 0.3 0.2 0.1 0.0 Mass fraction 10 20 30 40 Time (min) 1 2 4 6 10 2 4 Particle diameter, dp (nm) HNO 3 (80 pptv), no a ...
Article Extended Data Fig. 5 | Combined particle-size distribution and total concentrations from four particle characterization ...
Extended Data Fig. 6 | Determination of growth rate using the appearance-time method. a, Logarithmic interpolated time-dependent ...
Article Extended Data Fig. 7 | Saturation ratio as a function of temperature. At constant nitric acid and ammonia, a decline in ...
Extended Data Table 1 | Conditions for all nucleation and growth experiments and nano-Köhler simulations discussed here aHNO 3 p ...
Article Extended Data Table 2 | Specifications of the four particle-sizing instruments used here ...
Extended Data Table 3 | Ambient particle-formation rates (J), growth rates (GR) and condensation sinks (CS) in various remote an ...
190 | Nature | Vol 581 | 14 May 2020 Article Early Holocene crop cultivation and landscape modification in Amazonia Umberto Lomb ...
Nature | Vol 581 | 14 May 2020 | 191 Evidence of early plant cultivation We analysed phytoliths from the radiocarbon-dated profi ...
192 | Nature | Vol 581 | 14 May 2020 Article indicating that plant cultivation in the Neotropics started in shrub savan- nahs as ...
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