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Concept
Photocatalysis is a process where light energy is used to accelerate a chemical reaction via a catalyst, often employed in environmental applications like pollutant degradation and water splitting. The efficiency of photocatalysis is influenced by factors such as the nature of the photocatalyst, light wavelength, and reaction conditions.
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Concept
Gas sensing involves the detection and measurement of gas concentrations in an environment, utilizing various technologies to ensure safety, environmental monitoring, and industrial process control. The effectiveness of gas sensors depends on factors like sensitivity, selectivity, response time, and stability, which are critical for applications ranging from air quality monitoring to leak detection in industrial settings.
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Environmental monitoring is the systematic collection of data to observe and analyze the state of the environment, aiding in the management and protection of ecosystems. It involves the use of various tools and technologies to track changes in environmental parameters, helping in the assessment of pollution levels, biodiversity, and climate change impacts.
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Air quality assessment is the process of evaluating the concentration of pollutants in the air to determine their impact on human health and the environment. It involves the use of various monitoring techniques and models to provide data for regulatory decisions and public awareness.
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Surface chemistry is the study of chemical reactions at interfaces, crucial for understanding phenomena like catalysis, adhesion, and corrosion. It involves the analysis of physical and chemical properties of surfaces and the interactions between different phases, such as solid-liquid or solid-gas interfaces.
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Nanostructures are materials or devices with at least one dimension on the nanoscale, typically ranging from 1 to 100 nanometers, which exhibit unique properties due to their size and surface effects. These structures are fundamental in advancing fields such as nanotechnology, materials science, and medicine, enabling innovations in drug delivery, electronics, and energy storage.
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Optoelectronics is a branch of electronics that focuses on the study and application of electronic devices that source, detect, and control light. It plays a crucial role in modern technology, enabling advancements in telecommunications, computing, and medical devices through innovative light-based solutions.
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Material science is an interdisciplinary field focused on understanding and manipulating the properties of matter to develop new materials with specific, desirable characteristics. It integrates principles from physics, chemistry, and engineering to innovate in areas such as electronics, nanotechnology, and biomaterials.
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An oxygen sensor measures the proportion of oxygen in gases or liquids, crucial for applications like automotive engines and industrial processes to optimize efficiency and reduce emissions. It uses electrochemical, zirconia, or titanium technologies to detect oxygen levels and provide feedback for system adjustments.
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