June 2025 | Tips & Information

As industries increasingly look toward greener technologies, batteries face growing scrutiny, not just for how they store energy, but for the long-term environmental impact they leave behind. For truly sustainable energy systems, it’s not enough for power sources to be compact or high-performing. They must also be efficient over their…

May 2025 | Tips & Information

From deep beneath the ocean to far beyond Earth’s orbit, modern technology is venturing into places humans rarely go—and staying there for a long time. Whether it’s a sensor monitoring climate change in Antarctica, a satellite system orbiting the Earth, or a communications relay in a secure defense application, the…

May 2025 | Tips & Information

Tritium, a rare isotope of hydrogen, serves as the power source behind our solid-state betavoltaic batteries. But why tritium? Why not one of the many other radioisotopes available for nuclear energy applications? The answer lies in a careful balance of safety, efficiency, longevity, and regulatory feasibility—a balance that tritium strikes…

April 2025 | Tips & Information

In a world of rapidly advancing microelectronics, engineers and innovators face a persistent challenge: How to power devices that must operate reliably for years—often in extreme, remote, or inaccessible environments—without maintenance or battery replacement. Whether it’s sensors on the Moon, secure communications gear in the field, or medical implants inside…

February 2025 | Tips & Information

In today’s advanced technological landscape, devices deployed in demanding environments require power sources that can endure extreme conditions. From aerospace systems to industrial machinery and transportation technologies, vibration resistance is a critical factor in determining the reliability and longevity of these power solutions.  With their unique solid-state design and robust…

February 2025 | Tips & Information

In today’s interconnected world, the Internet of Things (IoT) is rapidly transforming how people live and work. This revolutionary network of physical devices—ranging from home thermostats to industrial sensors—is designed to communicate, collect, and exchange data, enabling seamless integration between the digital and physical realms.  As IoT continues to expand,…

January 2025 | Tips & Information

Temperature significantly influences the performance and safety of batteries. Understanding these effects is critical for selecting the right power solution for your application. This article explores the effects of temperature on battery performance and highlights the unique advantages of City Labs’ NanoTritium™ technology. How Temperature Affects Traditional Batteries Many different…

January 2025 | Tips & Information

Pacemakers are life-saving devices for patients with arrhythmias (irregular heartbeats), ensuring their hearts beat at the correct rate. However, the lifespan of pacemaker batteries has long been a limiting factor in cardiac care.  Leadless pacemakers (i.e., pacemakers without electrical leads) have emerged as an alternative to traditional pacemakers, boasting some…

December 2024 | Tips & Information

NASA stands at a pivotal moment in its long and accomplished history. The National Academies report, NASA at a Crossroads: Maintaining Workforce, Infrastructure, and Technology Preeminence in the Coming Decades, outlines a strategic blueprint to ensure that NASA remains a leader in space exploration, science, and aeronautics. The 200+ page…

November 2024 | Tips & Information

In a world increasingly dependent on small, long-lasting power sources for devices ranging from satellites to medical implants, finding an energy solution that can outlast traditional batteries has become crucial. This is where betavoltaics come in—a lesser-known but highly effective technology that generates power through radioactive decay. A leader in…