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January 24, 2026

Gas Phase Air Cleaner Technologies: Abilities and Limitations

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Authors

FHFariborz HaghighatPHParham Haghighi

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Overview

This review compares air cleaning technologies for improving air quality, highlighting strengths and weaknesses.

Key Points

  • This analysis aims to evaluate the effectiveness and limitations of activated carbon and photocatalytic oxidation technologies in air purifiers.
  • Reviewed existing literature on activated carbon and photocatalytic oxidation technologies.
  • Evaluated their performance in degrading volatile organic compounds under HVAC-like conditions.
  • Discussed factors influencing performance such as surface functional groups and operational parameters.
  • Activated carbon filters show variable effectiveness depending on VOC properties and operational conditions.
  • Photocatalytic oxidation systems often struggle with catalyst deactivation and low performance in complex VOC mixtures.
  • Overall performance impacts indoor air quality and energy consumption considerations.

Cite This Study

Haghighat et al. (2026) studied this question.

synapsesocial.com/papers/6974610cbb9d90c67120adb3https://doi.org/10.1051/e3sconf/202668905005/pdf
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Safety Evaluation of Air Cleaner Technologies in the Building Sector2026
  2. 2Modelling the photocatalytic oxidation of methane and other air pollutants for applications in ventilation systems2026
  3. 3Efficient Purification of Multiple Pollutants of Tobacco Smoke via Photocatalytic Oxidation Purifier2025 · 6 citations
  4. 4Room-Temperature Air-Only Catalytic Oxidation of Indoor Volatile Organic Compounds: Mechanistic Insights and Emerging Catalysts2026
  5. 5Open-Panel Adsorption: Volatile Organic Compound Mitigation in Ambient Air using Activated Carbon2024