As of my last knowledge update in October 2021, there is no widely recognized public figure by the name of Sinéad Griffin. It is possible that she may be a private individual, a less-known artist, or a figure who gained prominence after that date.

Thomas Andrews (1813-1885) was an Irish scientist known primarily for his contributions to thermodynamics and physical chemistry. He is best remembered for his work on the critical point and the behavior of gases and liquids. One of his most significant achievements was the formulation of the concept of the "critical state" of substances, which describes the conditions at which the distinctions between gas and liquid phases disappear.

Diophantine approximation is a branch of number theory that deals with the approximation of real numbers by rational numbers. It specifically studies the extent to which real numbers can be closely approximated by rational numbers, with a focus on the quality of these approximations. The name "Diophantine" comes from the ancient Greek mathematician Diophantus, who is known for his work in algebra, particularly in solving polynomial equations.

Murad Taqqu is a name associated with the field of statistics, particularly known for his contributions to the study of stochastic processes, statistical signal processing, and statistical methods in data analysis. He has made significant contributions to the understanding of fractals, long-range dependence, and self-similarity in data.

"Waleed Al-Salam" appears to refer to a specific person or concept that may not be widely recognized outside of a particular context. It's possible that it could be a name associated with a public figure, an institution, or a cultural reference. However, without further details, it's difficult to provide a precise answer.

Abdul Rasul is an Iraqi scientist known for his contributions to various fields, particularly in the areas of physics and engineering. He has been involved in academic research and has published papers on topics such as materials science, nanotechnology, and renewable energy. His work often focuses on practical applications of scientific principles to solve real-world problems, especially in the context of Iraq and the broader Middle East.

Hussain al-Shahristani is an Iraqi politician and a prominent figure in Iraq's energy sector. He served as Iraq's Minister of Oil from 2006 to 2010 and has played a significant role in shaping Iraq's oil policies and strategies during and after the U.S.-led invasion of Iraq in 2003.

Jafar Dhia Jafar is a prominent Iraqi scientist and engineer known for his work in the fields of nuclear engineering and nuclear physics. He gained significant recognition for his involvement in Iraq's nuclear program during the late 20th century, particularly during the regime of Saddam Hussein. Jafar's work included various aspects of nuclear technology, from research and development to reactor design.

As of my last update, Frank Fahy is a physicist known for his work in acoustics and materials science. He has contributed to the field through research on sound, vibration, and their interactions with materials. His work often involves exploring how materials respond to acoustic waves and applying this knowledge in various practical contexts.

Frederick Thomas Trouton was a notable figure in the field of science, particularly known for his work in physics and engineering in the late 19th and early 20th centuries. He is best remembered for the "Trouton experiment," which was an important test related to the theory of electric fields and the ether. The Trouton experiment aimed to measure the drag on charged conductors moving through the ether, which was a hypothesized medium for the propagation of electromagnetic waves.

Irish bioinformaticians are scientists and researchers in Ireland who specialize in bioinformatics, a field that combines biology, computer science, and mathematics to analyze and interpret biological data. This discipline is particularly significant in genomics, proteomics, drug discovery, and personalized medicine, where large datasets, such as DNA sequences and protein structures, need to be managed and analyzed. Bioinformaticians working in Ireland may be affiliated with universities, research institutions, or biotechnology and pharmaceutical companies.

Irish logicians refer to philosophers and logicians from Ireland who have made significant contributions to the field of logic, philosophy, and related areas. One of the most notable figures in this context is George Boole (1815–1864), who is best known for his work in the foundations of mathematics and logic. Boole's development of Boolean algebra has had a profound impact on computer science, digital circuit design, and mathematical logic.

Irish women mathematicians have made significant contributions to the field of mathematics, though historically, they have often been underrepresented. Over the years, several notable Irish women mathematicians have emerged, contributing to various areas of mathematics, including pure mathematics, applied mathematics, statistics, and related fields. Some prominent Irish women mathematicians include: 1. **Mary Cartwright**: An influential mathematician known for her work in non-linear differential equations and chaos theory.

"Irish astrophysicists" refers to scientists from Ireland or those of Irish descent who are engaged in the field of astrophysics, the branch of astronomy that deals with the physical properties and behavior of celestial bodies and the universe as a whole. These scientists may work in various areas, such as cosmology, stellar dynamics, planetary science, and the study of galaxies and the universe's structure.

"Irish physical chemists" refers to chemists from Ireland, or those of Irish descent, who specialize in the field of physical chemistry. Physical chemistry is the branch of chemistry that deals with the study of how matter behaves on a molecular and atomic level, and how chemical reactions occur. This discipline combines principles of physics and chemistry to analyze the physical properties of molecules, the forces between them, and their reactions.

"Irish relativity theorists" typically refers to physicists or researchers from Ireland who have made contributions to the field of relativity, which includes both the special and general theories of relativity developed by Albert Einstein in the early 20th century. While there isn't a formal or specific group known by that name, several notable Irish scientists and mathematicians have worked in the fields related to theoretical physics and relativity.

Alexander Anderson is a physicist known for his contributions to the field of complex systems and statistical mechanics. He has been involved in research that intersects physics with other disciplines, exploring topics such as biological systems, computational modeling, and theories of organization in natural and artificial systems. His work often focuses on understanding the dynamics and behavior of systems composed of many interacting components, which can apply to a range of phenomena in physics, biology, and social science.

As of my last knowledge update in October 2023, Brendan Scaife is likely known as a professional poker player and a prominent figure in the poker community. He has gained recognition for his skills in various poker formats, particularly in tournaments. Scaife is noted for his strategic approach to the game and has participated in numerous competitive events.

David Robert Grimes is a physicist and a science communicator, known for his work in the fields of physics, cancer research, and public engagement with science. He has contributed to discussions on various scientific topics, including public health issues, misinformation, and the importance of evidence-based reasoning. Additionally, he is known for his writing, where he often combines scientific insights with commentary on societal issues.

Denis Weaire is an Irish physicist renowned for his contributions to the field of condensed matter physics, particularly in the study of liquid foams and complex materials. He is particularly known for Weaire-Phelan structure, a theoretical arrangement of foam that minimizes surface area while maximizing volume, which is significant in understanding the properties of bubbly materials. Weaire's work often intersects with mathematics, physics, and materials science, and he has published numerous papers on these topics.