David Bogy
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David Beauregard Bogy (Dave Bogy) is the William S. Floyd, Jr. Distinguished Professor of the Graduate School at the
University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a Public university, public Land-grant university, land-grant research university in Berkeley, California, United States. Founded in 1868 and named after t ...
(UCB). He is also the founder and head of the Computer Mechanics Laboratory (CML) at UCB.. He has made particular contributions in air-bearing analysis and design for the sliders that support the read/write heads in
hard disk drives A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnet ...
(HDD).G. Totten (Ed.), Handbook of Lubrication and Tribology, Vol. 1: J. Castillo & B. Bhushan, "Tribology of Hard Disk Drives", p. 16-27, CRC Press 2006
/ref>


Background and education

He attended the local school in Wabbaseka until 10th grade when he transferred to
Columbia Military Academy The campus of Columbia Military Academy was built as an arsenal for the US Army in 1891 and closed after the Spanish–American War. The arsenal was declared surplus property in 1901 and in 1904 the land was formally turned over to the Columbia ...
,
Tennessee Tennessee (, ), officially the State of Tennessee, is a landlocked U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders Kentucky to the north, Virginia to the northeast, North Carolina t ...
joining the
ROTC The Reserve Officers' Training Corps (ROTC; or ) is a group of college- and university-based officer-training programs for training commissioned officers of the United States Armed Forces. While ROTC graduate officers serve in all branches o ...
. Bogy attended
Rice University William Marsh Rice University, commonly referred to as Rice University, is a Private university, private research university in Houston, Houston, Texas, United States. Established in 1912, the university spans 300 acres. Rice University comp ...
from 1954 to 1961. He received dual B.S. degrees in 1959 in mechanical engineering and geology and then went on to receive a M.S. degree in mechanical engineering in 1961. Between 1961 and 1963, he fulfilled an obligation to spend time in the US military and served in the
US Corps of Engineers The United States Army Corps of Engineers (USACE) is the military engineering branch of the United States Army. A direct reporting unit (DRU), it has three primary mission areas: #The Engineer Regiment, Engineer Regiment, military constr ...
at
Fort Leonard Wood Fort Leonard Wood is a United States Army, U.S. Army training installation located in the Missouri The Ozarks, Ozarks. The main gate is located on the southern boundary of the city of St. Robert, Missouri, St. Robert. The post was created in De ...
. From 1963 to 1966, he attended
Brown University Brown University is a Private university, private Ivy League research university in Providence, Rhode Island, United States. It is the List of colonial colleges, seventh-oldest institution of higher education in the US, founded in 1764 as the ' ...
where he received a Ph.D. in applied mathematics working on elasticity under Eli Sternberg. From 1966 to 1967, he was a postdoctoral fellow at the
California Institute of Technology The California Institute of Technology (branded as Caltech) is a private research university in Pasadena, California, United States. The university is responsible for many modern scientific advancements and is among a small group of institutes ...
also studying under Sternberg. It was at this time, that he first gained recognition for his analysis of mechanical stress concentrations at sharp corners.


Career

In 1967, Bogy interviewed with Paul Naghdi at the
University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a Public university, public Land-grant university, land-grant research university in Berkeley, California, United States. Founded in 1868 and named after t ...
and subsequently joined the Department of Mechanical Engineering where he has spent his entire career. He was promoted from assistant professor to associate professor in 1970 and then to full professor in 1975. From 1991 to 1999 he was chair of the Department of Mechanical Engineering. In 1993, he was appointed the William S. Floyd, Jr. Distinguished Professor.UCB Computer Mechanics Laboratory 31st Annual Sponsors' Meeting, pp. 148–149, Jan. 28th, 2019
/ref> Around 1972, Bogy took a summer position at
IBM Research IBM Research is the research and development division for IBM, an American Multinational corporation, multinational information technology company. IBM Research is headquartered at the Thomas J. Watson Research Center in Yorktown Heights, New York ...
Almaden where he collaborated with Frank Talke and was introduced to
magnetic recording Magnetic storage or magnetic recording is the storage of data on a magnetized medium. Magnetic storage uses different patterns of magnetisation in a magnetizable material to store data and is a form of non-volatile memory. The information is ...
as a discipline. By 1984, Bogy was actively working on
Hard Disk Drive A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating hard disk drive platter, pla ...
mechanics contracted out from the newly established Center for Magnetic Recording Research at
UC San Diego The University of California, San Diego (UC San Diego in communications material, formerly and colloquially UCSD) is a public land-grant research university in San Diego, California, United States. Established in 1960 near the pre-existing Sc ...
. By 1989, Bogy had taken the initiative and established the Computer Mechanics Laboratory (CML) at Berkeley specifically to support the Hard Disk Drive (HDD) industry. It was one of the first research groups to employ laser Doppler vibrometry in HDD measurements. The center is now particularly noted for the software tools for the air-bearing design for the sliders that support the read/write heads. Recent work has addressed issues associated with
Heat-Assisted Magnetic Recording Heat-assisted magnetic recording (HAMR) (pronounced "''hammer''") is a magnetic storage technology for greatly increasing the amount of data that can be stored on a magnetic device such as a hard disk drive by temporarily heating the disk materia ...
. Bogy has supervised some 66 Ph.D. degree students. About one third of these have gone on to become professors in research universities and most of the remainder work in the computer disk drive industry. Two notable students are George Adams and Richard Benson. Bogy has authored or co-authored over 400 technical papers. The early papers were on mechanical stress and fluid flow (
inkjet Inkjet printing is a type of printer (computing), computer printing that recreates a digital image by propelling droplets of ink onto paper or plastic substrates. Inkjet printers were the most commonly used type of printer in 2008, and range f ...
), but the majority since 1984 have focussed on the mechanics of
hard disk drives A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnet ...
and on the air-bearing design and dynamics of the slider and its interaction with the disk surface (the ceramic slider carries the read/write heads). Many of the papers are highly cited (
h-index The ''h''-index is an author-level metric that measures both the productivity and citation impact of the publications, initially used for an individual scientist or scholar. The ''h''-index correlates with success indicators such as winning t ...
= 48).


Awards

In 1992, Bogy was elevated to Fellow of American Society of Mechanical Engineers (ASME) in recognition of his "outstanding engineering achievements". In 1994, Bogy became a member of the National Academy of Engineering for "research and professional leadership in the mechanics of computer technology". He was elected Chair of the Mechanical Engineering Section in 1997. In 2010, Bogy received the IEEE Reynold B. Johnson Data Storage Device Technology Award for "leadership, education and technical contributions in the mechanics and tribiology of magnetic recording disk drives". Other contemporary awardees in HDD technology include Al Shugart,
Mark Kryder Mark Howard Kryder (born October 7, 1943 in Portland, Oregon) was Seagate Corp.'s senior vice president of research and chief technology officer. Kryder holds a Bachelor of Science degree in electrical engineering from Stanford University and a ...
, Chris Bajorek, and
Mason Williams Mason Douglas Williams (born August 24, 1938) is an American classical guitarist, composer, singer, writer, comedian, and poet, best known for his 1968 instrumental " Classical Gas" and for his work as a comedy writer on ''The Smothers Brothers ...
. In 1999, he was the recipient of the American Society of Mechanical Engineers (ASME) Tribology Division Mayo D. Hersey Award. He has also served as Chair of the Executive Committees of the American Society of Mechanical Engineers' Division of Applied Mechanics and its Division of Tribology. In 2010, Bogy received the Berkeley Citation and the Berkeley Faculty Service Award Bogy is a Fellow of the American Academy of Mechanics (AAM).. He is also a
Fellow of the Institute of Electrical and Electronics Engineers , the Institute of Electrical and Electronics Engineers The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) public charity professional organization for electrical engineering, electronics engineering, and ot ...


References

Year of birth missing (living people) Living people Rice University alumni Brown University alumni University of California, Berkeley faculty {{Improve categories, date=November 2022