Alenka Luzar is not widely recognized as a prominent public figure or concept in popular culture or academia based on the information available up to October 2023.

Alfred Y. Cho is a prominent American physicist and engineer, best known for his significant contributions to the fields of semiconductor technology and optoelectronics. He played a crucial role in the development of molecular beam epitaxy (MBE), a technique used to grow thin films of materials with high precision. This technique has been instrumental in advancing various technologies, including lasers, transistors, and other electronic devices.

The digit sum, also known as the sum of digits, is calculated by adding together all the individual digits of a given number. For instance, if you take the number 1234, the digit sum would be calculated as follows: 1 + 2 + 3 + 4 = 10 In this case, the digit sum of 1234 is 10. The concept is often used in various areas of mathematics, including number theory and numerical analysis.

Alexei Starobinsky is a prominent Russian theoretical physicist renowned for his contributions to cosmology and quantum field theory. He is particularly well known for his work on the early universe, including the concept of cosmic inflation. In the early 1980s, Starobinsky proposed a model of inflation that describes the rapid expansion of the universe just after the Big Bang, which helps to explain the large-scale structure of the cosmos as well as the uniformity of the cosmic microwave background radiation.

The American Physical Society (APS) is a professional organization of physicists founded in 1899. Its primary mission is to advance and disseminate the knowledge of physics through research, education, and publication. The APS serves a wide array of members, including academic researchers, educators, industrial practitioners, and students.

Andrea Carlo Ferrari (1850–1921) was a prominent Italian cardinal and a significant figure in the Catholic Church. He served as the Archbishop of Milan from 1894 until his death in 1921. Ferrari was known for his dedication to social issues and educational reform, promoting the development of social justice and advocating for the rights of workers during the industrialization of Italy.

Ashvin Vishwanath is a prominent figure in the field of computer science, particularly known for his work in areas such as algorithms, data structures, and software engineering. He may also be associated with academic institutions or research, contributing to advancements in computational theory or applications.

Beatriz Noheda is a researcher and professor known for her work in the field of condensed matter physics, particularly in the area of materials science and quantum materials. She has contributed to the understanding of various complex materials, including those exhibiting interesting electronic and magnetic properties. Her research often focuses on the fundamental properties of materials that can be utilized for advanced technological applications.

Britton Chance (1913-2010) was an American biochemist and biophysicist known for his pioneering work in the field of spectroscopy, particularly in the application of fluorescence and phosphorescence to biological systems. He made significant contributions to our understanding of energy transfer mechanisms within cells and the dynamics of various biomolecules. Chance is also renowned for developing techniques that allow researchers to study the properties of proteins and other biological molecules in real-time.

Chih-Tang Sah, born in 1934, is a notable figure in the field of electrical engineering and computer science, particularly known for his contributions to the area of digital circuits and systems. He has worked extensively in the realm of digital logic design, circuit theory, and semiconductor devices. His research has had a significant impact on the development of modern electronic systems.

Charles R. Evans is a prominent American economist who has served as a member of the Federal Reserve's monetary policy-making body, specifically as the President and CEO of the Federal Reserve Bank of Chicago. He is known for his contributions to monetary policy, macroeconomic analysis, and his views on various economic issues, including inflation, employment, and financial stability. Evans has a reputation for advocating for clear communication from the Federal Reserve and has emphasized the importance of using data-driven approaches in formulating monetary policy.

Chris G. Van de Walle is an American mathematician and educator known for his contributions to the field of mathematics education, particularly in the areas of teaching and learning mathematics in K-12 settings. He has co-authored several influential textbooks and resources aimed at improving mathematics instruction, such as "Elementary and Middle School Mathematics: Teaching Developmentally," which emphasizes a deep understanding of mathematical concepts and effective instructional strategies for teachers.

David W. Oxtoby is a prominent chemist known for his work in the field of physical chemistry and chemical education. He served as the president of Pomona College in California and has held various academic and administrative roles in higher education. Oxtoby has published extensively in his field, including contributions to textbooks and scholarly articles. His expertise spans areas such as thermodynamics and chemical kinetics, and he has been involved in initiatives to improve science education at the college level.

Daniel S. Koltun is a researcher and professor known for his work in computer science, particularly in areas such as artificial intelligence, computer vision, and machine learning. His research often involves the development of algorithms and models that learn from data, with applications in various fields.

David Anthony Smith is a name that could refer to various individuals. However, without specific context, it's difficult to determine exactly which David Anthony Smith you might be referring to. There could be professionals in various fields, such as academia, arts, sports, or other industries who share that name.

Mario Amzel is a prominent biochemist known for his contributions to the field of structural biology. He has conducted significant research involving protein crystallography, which helps in understanding the structure and function of various proteins. Amzel's work has implications in areas such as enzyme activity, disease, and drug design. He has published numerous scientific papers and has been involved in teaching and mentoring students in the sciences.

David Morrissey is an English actor, producer, and director, known for his work in television and film. He was born on June 21, 1970, in Liverpool, England. Morrissey gained significant recognition for his role as The Governor in the popular television series "The Walking Dead." He has also appeared in various British television dramas, including "State of Play," "Britannia," and "The Missing.

"Feng Yuan" can refer to different contexts depending on the subject matter. In Chinese, "Feng Yuan" (风元) can be translated as "wind origin" or "source of wind," but it could also refer to specific concepts, locations, or people. 1. **Cultural and Literary Context:** It might be related to Chinese literature, poetry, or philosophy where concepts of nature (like wind) play a significant role.

E. Fred Schubert is an American physicist known for his work in the fields of optoelectronics and semiconductor devices, particularly focusing on light-emitting diodes (LEDs) and laser diodes. He has contributed significantly to the understanding and development of these technologies, which have important applications in lighting, displays, and communications. Schubert has also published numerous scientific papers and authored books on these topics.

Donald Scott Stewart is not a widely recognized name or public figure, and there might be limited information about him depending on the context you're referring to.