A **part program** is a set of instructions or commands used to control the operation of machine tools, usually in CNC (Computer Numerical Control) operations. These programs are essential in the manufacturing process as they guide machines to perform tasks such as cutting, milling, turning, drilling, or 3D printing. Here are some key features of a part program: 1. **Language**: Part programs are often written in specific programming languages, such as G-code or M-code in CNC systems.

Robert Ash is not a widely recognized figure in engineering based on my last update. It's possible that you are referring to a specific individual within a niche or localized context, or perhaps he has gained recognition after my last knowledge update in October 2023. If you have more details about his work or contributions, I could help you understand more about his significance. Alternatively, it's worth checking the latest sources for any recent developments or notable figures with that name in the engineering field.

Dan Arvizu is an accomplished American engineer and leader in the field of energy and technology. He is widely known for his work in renewable energy, particularly in the areas of solar power and advanced energy systems. Arvizu has held significant positions in academic and research institutions, including serving as the director of the U.S. Department of Energy's National Renewable Energy Laboratory (NREL). He is recognized for his contributions to science and technology, particularly in promoting clean energy solutions and sustainability.

Nazanin Bassiri-Gharb is a prominent figure in the field of electrical engineering and materials science. She is recognized for her research and contributions related to photonic devices, nanotechnology, and material properties. Specifically, her work often focuses on the development of innovative materials with applications in optics and electronics. In addition to her research, she is involved in academia, teaching, and mentoring students in engineering and related fields.

A "split nut" typically refers to a type of mechanical component used in various applications, including machinery and precision instruments. The term can have different meanings depending on the context, but it often describes a nut that is divided into two or more segments, which allows for easier adjustment, maintenance, or fitting onto a threaded shaft. In woodworking, for example, a split nut might be used in a mechanism to accommodate the adjustment of a lead screw in a machine.

A stepped nozzle is a type of nozzle used in fluid dynamics, particularly in rocket propulsion and jet engines. It features a design characterized by distinct sections or "steps" that change the cross-sectional area of the exhaust flow, usually in a staged or incremental manner. This design can enhance performance by optimizing the expansion of the exhaust gases through various pressure and temperature conditions.

The ASME Medal is a prestigious award given by the American Society of Mechanical Engineers (ASME) to recognize outstanding engineering achievements. It is one of the highest honors bestowed by ASME and is awarded to individuals who have made significant contributions to the field of mechanical engineering through innovations, leadership, and significant advancements in the profession. Recipients of the ASME Medal are typically recognized for their exceptional work and contributions that have had a substantial impact on the engineering community and society at large.

Mechanical engineers can be found in every country around the globe, as mechanical engineering is a fundamental field within engineering that applies principles of physics and materials science to design and analyze mechanical systems. There is no specific nationality associated with mechanical engineers, as individuals from diverse backgrounds pursue this profession worldwide. Countries with strong engineering programs, such as the United States, Germany, Japan, India, and China, have significant populations of mechanical engineers.

Ayodele Awojobi refers to a prominent Nigerian academic, scholar, and intellectual, best known for his work in the field of sociology and his contributions to social theory. He was a respected figure in Nigeria's educational landscape and was also known for his advocacy for social justice and grassroots development. Awojobi was famous for his innovative ideas and critical analysis of social issues in Nigeria, particularly in the realms of education, governance, and societal development.

Calvin Blignault is not a widely recognized name in public domains like politics, entertainment, or science, as of my last update in October 2023.

John Scott Lillie is a prominent figure known for his contributions in various fields, but additional context is needed to provide a specific answer, as he may refer to different individuals or aspects in different domains.

Kathleen Mary Cook could refer to a specific individual, but without additional context or details, it's hard to pinpoint exactly who she might be. There may be multiple people with that name, and it could pertain to anyone from a private individual to someone notable in a particular field.

Kenneth S. Kleinknecht is likely a reference to a notable figure in a specific field, such as academia or research, possibly in relation to a specific discipline. Without additional context, it's challenging to pinpoint exactly what aspect you're referring to.

Beal's Conjecture is a statement in number theory proposed by Andrew Beal in 1993. It asserts that if \( A^x + B^y = C^z \) holds true for positive integers \( A, B, C, x, y, \) and \( z \) with \( x, y, z > 2 \), then \( A, B, \) and \( C \) must share a common prime factor.

As of my last update in October 2023, Laurence Earnshaw does not appear to be a widely recognized figure in public discourse, history, or notable events. It's possible that Laurence Earnshaw could refer to a private individual, or perhaps someone who has gained prominence after my last update.

Vahid Motevalli is not a widely recognized public figure or concept as of my last update in October 2023. It's possible that he is a private individual, a professional in a specific field, or someone who has gained attention more recently.

Micro-mechanics of failure is a branch of mechanics that deals with the understanding and analysis of failure mechanisms in materials at a microscopic or sub-microscopic level. It focuses on the physical processes and phenomena that lead to the initiation and propagation of cracks, defects, and failures in materials under various loading conditions.

The American Piano Company was a significant musical instrument manufacturer in the United States, particularly known for producing pianos. Established in the late 19th century, the company became a major player in the American piano industry during the early 20th century. The American Piano Company incorporated several well-known piano brands under its umbrella, including Steinway & Sons, Chickering, and Mason & Hamlin, among others.