most citedReviewing the fundamentals and best practices to characterize microplastics using state-of-the-art quantum-cascade laser reflectance-absorbance spectroscopy

14 citations

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physics.ins-det2025★ 14 cited

Reviewing the fundamentals and best practices to characterize microplastics using state-of-the-art quantum-cascade laser reflectance-absorbance spectroscopy

Adrian Lopez-Rosales, Borja Ferreiro, Jose Andrade +3

Microplastic pollution studies depend on reliable identification of the suspicious particles. Out of the various analytical techniques available to characterize them, infrared tran…

q-fin.GN2008★ 1 cited

Fluctuations of company yearly profits versus scaled revenue: Fat tail distribution of Levy type

H. E. Roman, R. A. Siliprandi, C. Dose +2

We analyze annual revenues and earnings data for the 500 largest-revenue U.S. companies during the period 1954-2007. We find that mean year profits are proportional to mean year re…