A turbine-inspired generator shows how overlooked industrial airflow could quietly become a new source of usable power
Updated
February 3, 2026 11:23 AM
Campus building of Chung-Ang University. PHOTO: CHUNG-ANG UNIVERSITY
Compressed air is used across factories, data centers and industrial plants to move materials, cool systems and power tools. Once it has done that job, the air is usually released — and its remaining energy goes unused.
That everyday waste is what caught the attention of a research team at Chung-Ang University in South Korea. They are investigating how this overlooked airflow can be harnessed to generate electricity instead of disappearing into the background.
Most of the world’s power today comes from systems like turbines, which turn moving fluids into energy or solar cells, which convert sunlight into electricity. The Chung-Ang team has built a device that uses compressed air to generate electricity without relying on traditional blades or sunlight.
At the center of the work is a simple question: what happens when high-pressure air spins through a specially shaped device at very high speed? The answer lies in the air itself. The researchers found that tiny particles naturally present in the air carry an electric charge. When that air moves rapidly across certain surfaces, it can transfer charge without physical contact. This creates electricity through a process known as the “particulate static effect.”
To use that effect, the team designed a generator based on a Tesla turbine. Unlike conventional turbines with blades, a Tesla turbine uses smooth rotating disks and relies on the viscosity of air to create motion. Compressed air enters the device, spins the disks at high speed and triggers charge buildup on specially layered surfaces inside.
What makes this approach different is that the system does not depend on friction between parts rubbing together. Instead, the charge comes from particles in the air interacting with the surfaces as they move past. This reduces wear and allows the generator to operate at very high speeds. And those speeds translate into real output.
In lab tests, the device produced strong electrical power. The researchers also showed that this energy could be used in practical ways. It ran small electronic devices, helped pull moisture from the air and removed dust particles from its surroundings.
The problem this research is addressing is straightforward.
Compressed air is already everywhere in industry, but its leftover energy is usually ignored. This system is designed to capture part of that unused motion and convert it into electricity without adding complex equipment or major safety risks.
Earlier methods of harvesting static electricity from particles showed promise, but they came with dangers. Uncontrolled discharge could cause sparks or even ignition. By using a sealed, turbine-based structure, the Chung-Ang University team offers a safer and more stable way to apply the same physical effect.
As a result, the technology is still in the research stage, but its direction is easy to see. It points toward a future where energy is not only generated in power plants or stored in batteries, but also recovered from everyday industrial processes.
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The Influencer Evolution: Recognizing the Power and Potential of Each Type.
Updated
January 8, 2026 6:35 PM
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A group of people filming a video for social media. PHOTO: UNSPLASH
In an era where social media reigns supreme, influencers have emerged as powerful players in the marketing game. They have the ability to sway opinions, drive trends, and create waves of engagement that brands can only dream of. But not all influencers are created equal; they come in various shapes and sizes, each with a unique approach to connecting with their audience. Under standing the different types of influencers can illuminate how they impact our daily lives and the choices we make. Let’s dive into the captivating world of influencers and explore the diverse categories that define them.
When you think of influencers, mega influencers are often the first that come to mind. These are the A-list celebrities, athletes, and global icons with millions of followers on platforms like Instagram, TikTok, and YouTube. Their immense reach allows brands to tap into vast audiences, making them highly sought after for endorsements.
Mega influencers have the power to generate instant buzz around a product or campaign. Their celebrity status lends credibility, and fans are often eager to emulate their lifestyles. However, this type of influencer can come with a hefty price tag, making them suitable for brands with substantial marketing budgets.
Just below the mega influencers are macro influencers, who typically boast between 100,000to 1 million followers. While they may not have the same level of fame as celebrities, macro influencers often command a loyal and engaged audience. They are usually experts in specific niches, such as fitness, beauty, travel, or technology.
Macro influencers combine reach with relevance. Their targeted expertise allows brands to connect with specific demographics, making them an ideal choice for campaigns aimed at niche markets. Their followers often view them as relatable and trustworthy, which can lead to higher engagement rates.
Micro influencers are the rising stars of the influencer world, typically having between 10,000 to 100,000 followers. What sets them apart is their authentic connection with their audience. They often have a more intimate relationship with their followers, leading to higher engagement and trust.
Brands are increasingly turning to micro influencers for their ability to create genuine conversations around products. The cost-effectiveness of partnering with micro influencers also allows brands to run multiple campaigns across different influencers, amplifying their reach while maintaining authenticity.
At the bottom of the influencer hierarchy are nano influencers, who have 1,000 to 10,000 followers. While their follower count may be modest, nano influencers often possess a highly engaged audience that views them as close friends, families or peers rather than celebrities.
Nano influencers are perfect for brands looking to create grassroots campaigns. Their genuine enthusiasm and relatability can lead to strong word-of-mouth marketing. Engaging with nano influencers often comes at a lower cost, making them an attractive option for small businesses and startups.
Brand ambassadors are influencers who have a long-term relationship with a brand, often representing them across multiple campaigns. They can fall into any of the previous categories but are distinguished by their commitment to the brand and its values.
By cultivating brand ambassadors, companies can create consistent messaging and foster loyalty among customers. These influencers often resonate with audiences more deeply, as they embody the brand’s identity and promote its products authentically over time.
The world of influencers is as diverse as it is dynamic, with each type offering unique advantages for brands looking to connect with consumers. From the glitzy allure of mega influencers to the genuine relatability of nano influencers, understanding these categories can help brands make informed choices in their marketing strategies. As the digital landscape continues to evolve, the role of influencers will only grow, shaping trends and driving engagement in ways we are just beginning to comprehend. By leveraging the right type of influencer, brands can effectively navigate this vibrant ecosystem, ensuring their message resonates with the audiences that matter most.