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Matthew Stanley Johnson

University of Copenhagen

SCHOLARLY PAPERS

9

DOWNLOADS

401

TOTAL CITATIONS

3

Scholarly Papers (9)

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1.

Particulate Air Pollution in the Copenhagen Metro Part 1: Mass Concentrations and Ventilation

Number of pages: 27 Posted: 22 Jun 2022
Niklas Kappelt, Hugo S. Russell, Dafni Fessa, Ole Hertel and Matthew Stanley Johnson
University of Copenhagen, Aarhus University, affiliation not provided to SSRN, Aarhus University and University of Copenhagen
Downloads 91 (736,406)

Abstract:

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Air PollutionPersonal Exposure MonitoringLow-cost SensorsIndoor Air QualityParticulate MatterMetro

2.

Particulate Air Pollution in the Copenhagen Metro Part 2: Low-Cost Sensors and Micro-Environment Classification

Number of pages: 38 Posted: 24 Jun 2022
Hugo S. Russell, Niklas Kappelt, Dafni Fessa, Louise B. Frederickson, Evangelos Bagkis, Pantelis Apostolidis, Kostas Karatzas, Johan A. Schmidt, Ole Hertel and Matthew Stanley Johnson
Aarhus University, University of Copenhagen, Aarhus University, Aarhus University, Aristotle University of Thessaloniki, Aristotle University of Thessaloniki, Aristotle University of Thessaloniki, University of Copenhagen, Aarhus University and University of Copenhagen
Downloads 72 (867,774)
Citation 1

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Personal Exposure Monitoring, Low-cost Sensors, Particulate Matter, Metro, Micro-environment, Machine learning

3.

Exposure to Urban Air Pollution is Highly Sensitive to Choice of Path, a Low-Cost Sensor Study

Number of pages: 40 Posted: 14 Mar 2023
Louise B. Frederickson, Hugo S. Russell, Dafni Fessa, Jibran Khan, Johan Albrecht Schmidt, Matthew Stanley Johnson and Ole Hertel
Aarhus University, Aarhus University, affiliation not provided to SSRN, Aarhus University, affiliation not provided to SSRN, University of Copenhagen and Aarhus University
Downloads 60 (961,006)

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Low-cost sensors, Personal Exposure Monitoring, Hyperlocal Air Pollution, UrbanEnvironment, Path Specific Pollution Exposure

4.

Hyperlocal Air Pollution in London: No2 Measured with a Low-Cost Sensor Network and Mobile Monitoring

Number of pages: 28 Posted: 01 May 2024
Louise B. Frederickson, Hugo S. Russell, Martin Ole Bjært Sørensen, Johan A. Schmidt, Ole Hertel and Matthew Stanley Johnson
Aarhus University, Aarhus University, Aarhus University, University of Copenhagen, Aarhus University and University of Copenhagen
Downloads 54 (1,041,696)
Citation 1

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Low-Cost Sensor Networks, Mobile Monitoring, Urban Air Pollution, Nitrogen Dioxide, Hyperlocal pollution, Electrochemical sensors

5.

Assessment of human exposure to particle-associated organic pollutants in home environments of Lisbon, Portugal

Number of pages: 33 Posted: 28 Oct 2025
Tiago Faria, Aram S.S. Daoudi, Rossana Bossi, Matthew Stanley Johnson, Katrin Vorkamp, Vânia Martins and S.Marta Almeida
affiliation not provided to SSRN, affiliation not provided to SSRN, Aarhus University, University of Copenhagen, Aarhus University, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 33 (1,290,922)

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Indoor air, Inhalation, Persistent organic pollutants, PFAS, Flame retardants.

6.

Eigenflux: A Stable Multi-Stream Radiative Transfer Method for Strongly Backward-Scattering Media

Number of pages: 18 Posted: 05 Mar 2025
Daniel P. Johnson and Matthew Stanley Johnson
Retired and University of Copenhagen
Downloads 28 (1,359,097)

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Radiative Transfer, Backward Scattering, Eigenvalue Decomposition, Multi-Stream Approximation, Numerical Stability, Atmospheric and Hydrological Optics

7.

Simultaneous Improvement in Building Energy Efficiency and Indoor Air Quality with Smart Demand Controlled Ventilation

Number of pages: 17 Posted: 03 Jul 2025
Adedeji A. Adelodun, Stig Hellebust, John Wenger and Matthew Stanley Johnson
University of Copenhagen, affiliation not provided to SSRN, affiliation not provided to SSRN and University of Copenhagen
Downloads 26 (1,385,945)

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Smart ventilation, Indoor air quality (IAQ), Energy efficiency, Hybrid ventilation, Building energy performance, Air cleaners

8.

Rpca-Based Techniques for Pattern Extraction, Hotspot Identification and Signal Correction Using Data from a Dense Network of Low-Cost No2 Sensors in London

Number of pages: 13 Posted: 16 Jan 2024
Martin Bogaert, Christian Mouritzen, Matthew Stanley Johnson and Maarten van Reeuwijk
Imperial College London, University of Copenhagen, University of Copenhagen and Imperial College London
Downloads 19 (1,470,786)
Citation 1

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Air Quality Monitoring, Low-Cost Sensor Networks, Robust Principal Component Analysis (RPCA), Spatial and Temporal Patterns in Air Pollution, Hotspot Identification and Signal Correction

9.

Electronic Excitation in Manganese(Ii) Chlorides Mncln2-N for N=1..3

Number of pages: 19 Posted: 07 Oct 2024
Matthew Stanley Johnson, Nan N. Jakobsen and Kurt v. Mikkelsen
University of Copenhagen, affiliation not provided to SSRN and University of Copenhagen
Downloads 18 (1,491,251)

Abstract:

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Manganese(II) chlorides, tropospheric chlorine, UV-Vis spectroscopy, TD-DFT calculations