What question did this study set out to answer?

The aim is to enhance CO₂ detection performance by improving sensitivity and selectivity at room temperature.

May 21, 2026

Multilayer (Cr/Au) n /PAA Nanoporous Membrane for Ultrafast, Selective CO₂ Detection at Room Temperature

GAGhadah M. Al-SenaniPrincess Nourah bint Abdulrahman University MSMohamed ShabanIslamic University of Madinah SASalhah D. Al-QahtaniPrincess Nourah bint Abdulrahman University

Key Points

The aim is to enhance CO₂ detection performance by improving sensitivity and selectivity at room temperature.
Developed a multilayer (Cr/Au) n /PAA nanoporous membrane
Evaluated sensitivity and selectivity of the membrane at room temperature
Assessed energy efficiency during CO₂ detection
Achieved significant improvements in sensitivity and selectivity over traditional methods
Demonstrated energy efficiency suitable for practical applications
Scalable membrane technology enables broader usability in various conditions

Abstract

Achieving high-performance CO₂ sensing at room temperature remains a significant challenge due to persistent trade-offs between sensitivity, selectivity, and energy efficiency. In this study, we present a robust and scalable...

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