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Record
Title
Indoor and Outdoor Measurements of Particulate Matter with the Low-Cost Optical Sensor OPC-N3
Type
Student Paper
Publ. year
2020
Author/s
Soroka, Ellen Grace
Department/s
Nuclear physics; Department of Physics
In LUP since
2020-06-15
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1279 115 1
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United States of America 188 (15%)
Germany 144 (11%)
United Kingdom of Great Britain and Northern Ireland 74 (6%)
Sweden 74 (6%)
India 73 (6%)
France 69 (5%)
Russian Federation 63 (5%)
Italy 60 (5%)
Spain 44 (3%)
Denmark 33 (3%)
South Korea 29 (2%)
Czechia 25 (2%)
Indonesia 25 (2%)
Poland 25 (2%)
Australia 21 (2%)
Brazil 18 (1%)
Unknown 18 (1%)
Switzerland 18 (1%)
China 17 (1%)
Taiwan (China) 16 (1%)
Peru 15 (1%)
Belgium 14 (1%)
Viet Nam 13 (1%)
Japan 13 (1%)
Canada 11 (1%)
Hong Kong (China) 11 (1%)
Finland 11 (1%)
Bulgaria 10 (1%)
Portugal 9 (1%)
Philippines 9 (1%)
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The download statistics shown here have been collected since the launch of LUP in October 2007 and are updated every night. Statistics are available for all records with open access fulltexts. Efforts have been made to exclude downloads by robots and track irregular download activities.

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The information on downloads per country is based on the geolocation of IP addresses and may not be completely accurate. The statistics presented here may also change retroactively when the calculation process is improved to provide more accurate results.

Statistics Last Updated
Sat Aug 2 08:44:02 2025