E (PC DOS) refers to an early command-line operating system developed by IBM. Specifically, it is a version of MS-DOS (Microsoft Disk Operating System) that IBM packaged and marketed for use in its personal computers, branded as PC DOS. PC DOS was originally introduced in 1981 and was widely used throughout the 1980s and early 1990s. It provided a basic interface for users to interact with their computers and run applications.

Sequoia is a supercomputer that was developed by IBM for the Lawrence Livermore National Laboratory (LLNL) in the United States. It was officially unveiled in 2012 and is recognized for being one of the most powerful supercomputers in the world, primarily designed to perform complex simulations for nuclear weapons research and various scientific applications. Sequoia is based on the IBM Blue Gene architecture and was built using the Blue Gene/Q technology.

TX-2 can refer to a few different things, depending on the context. Here are a couple of notable references: 1. **TX-2 (Computer System)**: TX-2 was an early experimental computer developed in the 1950s at the Massachusetts Institute of Technology (MIT). It was an advanced machine for its time, featuring innovations like multitasking and the use of high-level programming languages.

Jonathan M. Dorfan is a physicist known for his work in experimental particle physics. He has held prominent positions in various high-energy physics projects and experiments, such as those conducted at particle colliders like the Stanford Linear Accelerator Center (SLAC) and the International Linear Collider (ILC). Additionally, Dorfan has been involved in research related to the study of quarks, leptons, and other fundamental particles, contributing to our understanding of the standard model of particle physics.

John Harte is a notable scientist known for his work in ecology, particularly in the fields of climate change, ecosystem dynamics, and the impacts of human activities on the environment. He has contributed to our understanding of how various plant and animal species respond to changes in their environment, especially in the context of global warming. Harte is also recognized for his research on the concept of "the climate-change dynamic," which explores how ecosystems adapt to and are influenced by changing climatic conditions.

Joseph T. C. Liu is a scholar and academic known for his work in the field of information technology and information systems. He has contributed to various aspects of research, including topics related to systems analysis, software engineering, and technology adoption. If you are looking for specific information or achievements related to Joseph T. C. Liu, please provide more context or clarify your question!

John Stanley Plaskett (1865–1941) was a notable Canadian astronomer, recognized chiefly for his contributions to the field of astronomy in Canada, particularly through his directorship of the Dominion Astrophysical Observatory in Victoria, British Columbia. He made significant advancements in the study of stellar spectroscopy and contributed to our understanding of the properties of stars. Plaskett is perhaps best known for his work on binary stars and for the discovery of a number of spectroscopic binaries.

John Walter Clark does not appear to be a widely recognized or notable person or entity as of my last knowledge update in October 2021. It’s possible that he might be a private individual or someone who has gained prominence more recently.

Joseph Hooton Taylor Jr. is an American astrophysicist known for his work in the field of gravitational physics and astrophysics. He was awarded the Nobel Prize in Physics in 1993, along with Russell Hulse, for the discovery of pulsar PSR 1913+16, which provided important experimental evidence for the existence of gravitational waves and contributed to the understanding of general relativity. Taylor's research has significantly advanced the study of neutron stars and relativistic astrophysics.

Joseph P. Heremans is a prominent physicist and researcher known for his work in the fields of condensed matter physics and materials science. He has made significant contributions to the study of thermoelectric materials, magnetic properties, and the physics of low-dimensional systems. Heremans has authored numerous scientific papers and has been involved in various academic and research institutions, where he has contributed to advancing our understanding of the fundamental properties of materials, particularly those that can be used for energy conversion and storage applications.

As of my last knowledge update in October 2023, Julia Rice does not refer to a specific well-known entity or concept in popular culture or any widespread field. It could be the name of a person or a less commonly known topic. If you meant something particular, such as a product, a character from a story, or a person in a specific context (like academia, entertainment, etc.

Karen I. Winey is an accomplished materials scientist known for her research in polymer science and engineering. She has made significant contributions to the understanding of polymers, particularly in the areas of morphology and properties of polymer membranes, as well as innovations in polymer nanocomposites. Winey has held academic positions, including professorships at reputable institutions, and has been involved in various editorial roles for scientific journals.

Karissa Sanbonmatsu is a molecular biologist known for her research in the field of RNA biology. She is particularly recognized for her work on the biogenesis and function of small non-coding RNAs, including snoRNAs and their roles in regulating gene expression. Sanbonmatsu's research often combines experimental approaches with computational modeling to understand the complex interactions in cellular processes.

Kenneth Hedberg is not a widely recognized public figure or concept in popular culture, science, history, or any significant field based on the information available up to October 2023. It's possible that Kenneth Hedberg could be a private individual or a name that has emerged in a specific context not covered by my training data.

Konstantin Efetov is a notable physicist, recognized for his contributions in the field of condensed matter physics, particularly in the study of quantum transport and low-dimensional systems. His research often intersects with topics like mesoscopic physics, quantum coherence, and disordered systems. Efetov's work is significant in advancing the understanding of electron behavior in various materials, which has implications for the development of novel electronic devices.

Kim K. Baldridge is not a widely known figure, and there may be limited publicly available information about her. If you meant to ask about a specific context or field—such as literature, science, or another area—please provide more details for a more accurate response. Alternatively, it could be a name associated with private individuals or specific organizations.

Keiji Tanaka can refer to different individuals, but one of the most notable is a Japanese professional figure skater who has competed in various events, including international competitions. He has gained recognition for his performances in singles skating.