This open access book presents a thorough look at tortuosity and microstructure effects in porous materials. The book delivers a comprehensive review of the subject, summarizing all key results in the field with respect to the underlying theories, empirical data available in the literature, modern methodologies and calculation approaches, and quantitative relationships between microscopic and macroscopic properties. It thoroughly discusses up to 20 different types of tortuosity and introduces a new classification scheme and nomenclature based on direct geometric tortuosities, indirect physics-based tortuosities, and mixed tortuosities (geometric and physics-based). The book also covers recent progress in 3D imaging and image modeling for studying novel aspects of tortuosity and associated transport properties in materials, while providing a comprehensive list of available software packages for practitioners in the community. This book is a must-read for researchers and students in materials science and engineering interested in a deeper understanding of microstructure–property relationships in porous materials. For energy materials in particular, such as lithium-ion batteries, tortuosity is a key microstructural parameter that can greatly impact long-term material performance. Thus, the information laid out in this book will also greatly benefit researchers interested in computational modeling and design of next-generation materials, especially those for sustainability and energy applications.
The life of a young man as he goes to school and becomes a clergyman; centered entirely in the Mid-Atlantic, with a brief reference to Deerfield taken to be Deerfield Academy in MA. Highly social, not political, writing.
This open access book presents a thorough look at tortuosity and microstructure effects in porous materials. The book delivers a comprehensive review of the subject, summarizing all key results in the field with respect to the underlying theories, empirical data available in the literature, modern methodologies and calculation approaches, and quantitative relationships between microscopic and macroscopic properties. It thoroughly discusses up to 20 different types of tortuosity and introduces a new classification scheme and nomenclature based on direct geometric tortuosities, indirect physics-based tortuosities, and mixed tortuosities (geometric and physics-based). The book also covers recent progress in 3D imaging and image modeling for studying novel aspects of tortuosity and associated transport properties in materials, while providing a comprehensive list of available software packages for practitioners in the community. This book is a must-read for researchers and students in materials science and engineering interested in a deeper understanding of microstructure–property relationships in porous materials. For energy materials in particular, such as lithium-ion batteries, tortuosity is a key microstructural parameter that can greatly impact long-term material performance. Thus, the information laid out in this book will also greatly benefit researchers interested in computational modeling and design of next-generation materials, especially those for sustainability and energy applications.
On February 20, 1963, a team of nineteen Americans embarked on the first expedition that would combine high-altitude climbing with scientific research. The primary objective of the six scientists on the team—who procured funding by appealing to the military and political applications of their work—was to study how severe stress at high altitudes affected human behavior. The expedition would land the first American on the summit of Mount Everest nearly three years after a successful (though widely disputed) Chinese ascent. At the height of the Cold War, this struggle for the Himalaya turned Everest into both a contested political space and a remote, unpredictable laboratory. The US expedition promised to resurrect American heroism, embodied in a show of physical strength and skill that, when combined with scientific expertise, would dominate international rivals on the frontiers of territorial exploration. It propelled mountaineers, scientists, and their test subjects 29,029 feet above sea level, the highest point of Chinese-occupied Tibet. There they faced hostile conditions that challenged and ultimately compromised standard research protocols, yielding results that were too exceptional to be generalized to other environments. With this book, Philip W. Clements offers a nuanced exploration of the impact of extremity on the production of scientific knowledge and the role of masculinity and nationalism in scientific inquiry.
I felt as numb and emotionally exhausted as every other American struggling to make sense of the stunningly brutal murder. My own grieving, however, would have to wait. First Lady Jacqueline Kennedy had asked that I deliver the eulogy for her husband--and my friend." -- Archbishop Philip Hannan Whether parachuting behind enemy lines...jumping into a Secret Service sedan for a White House meeting with JFK...or navigating the swirling flood waters of a hurricane...New Orleans' Archbishop Philip Hannan knew only one way to operate: totally committed and full speed ahead! The embodiment of "The Greatest Generation," Archbishop Hannan's intellect, wit, generosity, and work ethic were unparalleled when fighting for what he believed in: the dangers of fascism, the preservation of the Faith, the inherent, if unforeseen, pitfalls in advising politicians on Church doctrine. Grab a front row seat on this extraordinary man's always fascinating, ever-humbling journey as he makes his mark on the pivotal events of the 20th century--the second World War, the Kennedy presidency, Vatican II, the integration of the South, Hurricane Katrina. Go behind the scenes as Archbishop Philip Hannan--at age 97, still the quintessential priest and American--details the events, pressures, decisions, and emotions of his one-of-a-kind experiences...proving, once again, the impact that one human being can have on history. Read an excerpt here.
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