On a bustling corner of Broadway, bathed in the city’s electric glow, stands the Nash Building. Don’t let its unassuming exterior fool you. This structure holds a secret history, woven into the very fabric of World War II’s Manhattan Project. The Nash Building, originally a car dealership, became a clandestine hub of scientific innovation. Columbia University purchased the building, transforming it into a pilot plant. Their mission? To create the crucial barrier material for the K-25 gaseous diffusion plant in Oak Ridge, Tennessee. Inside the Nash Building, scientists wrestled with a formidable challenge. They needed to separate Uranium-235, the vital isotope for the atomic bomb, from its more common but less useful counterpart, U-238. The process involved a highly corrosive uranium-rich gas. This meant the barrier material needed to be both incredibly tough and porous. Two teams raced against time within the Nash Building’s walls. One, led by Columbia physicists Edward Adler and Edward Norris, focused on a method using corrosion-resistant nickel. The other, spearheaded by Charles Johnson of the Kellex Corporation, developed a process using powdered nickel. The Nash Building became a crucible of experimentation, a place where these competing methods were put to the test on an industrial scale. The pressure was immense. The outcome of their work would directly impact the success of the Manhattan Project. Ultimately, General Groves chose the Kellex-Johnson process, a decision that reverberated through the project and altered the course of history. The Nash Building stands as a silent testament to this pivotal moment, a reminder of the intense collaboration between government, academia, and private industry that defined the Manhattan Project. Its story is a hidden thread in the tapestry of New York City, a reminder that even seemingly ordinary buildings can hold extraordinary secrets.
Центральный дом работников искусств
Step through the grand wooden doors of the Central House of the Workers of Art, and you’ll be transported to