In Memoria

Eric L. Adler

Eric, a fine, gracious, gentleman, was born in Alexandria, Egypt and died in Victoria, BC. He was an electrical engineer who loved and was grateful... Read More

Fred Hickernell

Frederick Slocum Hickernell, 84, of Phoenix, AZ died Tuesday, July 5, 2016, at home. He is survived by his wife, Thresa Kerr Hickernell, to whom he... Read More

Lewis T. Claiborne

Born on September 17, 1935 in Holly Grove, Arkansas, USA, to Sylvia and Taylor Claiborne, passed away on November 23, 2016 at the age of 81 years, in... Read More

Thrygve Meeker

Thrygve Meeker was born in 1929 in Pottstown, PA to the late: Thrygve H. and Mabel (MacIntire) Meeker. He was married to his loving wife Joan... Read More

Gernot M. R. Winkler

“An Expert on, and a Definer of, Time” Gernot Maria Rudolph Winkler ran the Time Service Department of the U. S. Naval Observatory (USNO)... Read More

William H. Horton

William H. Horton (S’40–M’43–SM’55– F’99) was born in Pittsburgh, Pennsylvania in 1921. He received the B.S.E.E. degree from MIT in 1943 and after... Read More

André Clairon

André Clairon was a physicist at LNE-SYRTE, Observatoire de Paris, who made profound and continuing contributions to Time and Frequency Metrology... Read More

Robert H. Kern

Mr. Robert H. Kern died June 4, 2015 in Danvers Massachusetts at the age of 85 at the Kaplan Family Hospice House in Danvers, Mass. He was... Read More

Clinton Sylvester Hartmann

Clinton Sylvester Hartmann passed away at his home in Dallas, TX, February 4, 2013, after a battle with osteosarcoma. He was born December 31, 1944... Read More

Kenneth Meade Lakin

Kenneth Meade Lakin died at his home near Redmond, OR, November 24, 2012, after an extended battle with prostate cancer. He was born January 14... Read More

Jean-Jacques Gagnepain

Jean-Jacques Gagnepain Aug. 24, 1942-May 2, 2012 Jean-Jacques GAGNEPAIN was born in Montbeliard, France on August 24th 1942. He got his PhD from the... Read More

John A. (Jack) Kusters

John A. (Jack) Kusters Aug. 4, 1937-Mar. 1, 2012 Resident of Cupertino Jack Kusters passed away at home after a long battle with a debilitating... Read More

Sigfrido Leschiutta

Dr. Sigfrido Leschiutta, Metrological Expert, Time and Frequency Researcher, and Renaissance man On May 12 2011, World Metrology Day, the... Read More

Norman F. Ramsey

On November 4, 2011, Norman F. Ramsey, one of the titans of 20th century science, passed away in Wayland, Massachusetts. His life and career had... Read More

Georgii D. Mansfeld

Professor Georgii D. Mansfeld The time and frequency control community lost one of its most innovative leaders, Georgii D. Mansfeld, 71, who... Read More

Jack Lee Saunders

Jack Lee Saunders, Retired President of Saunders and Associates, Inc. Jack Lee Saunders, 81, beloved husband, father, grandfather, and uncle passed... Read More

Harry Peters

Harry Peters, Hydrogen Maser Expert Harry Edward Peters, 87, died May 19, 2010 at the Hospice of West Alabama. Harry was an accomplished researcher... Read More

Charles Stone

Charles Stone Charles Stuart Stone, age 78, of Cedar Park, Texas, passed away at his home on March 10th, 2009. Charles was born in Austin, Texas, on... Read More

Werner Weidemann

Werner Weidemann Werner Weidemann was born in Germany in 1943. After receiving his engineering degree in electronics, he began his career with Rohde... Read More

Warren L. Smith

Warren L. Smith, Oscillator Designer and Author Warren L. Smith, 84, of Allentown, PA passed away Tuesday, December 9, 2008, in Good Shepherd... Read More

Robert Adler

Robert Adler – Scientist, Engineer, Teacher, and Inventor 1913 – 2007 The ultrasonics community lost one of its most prolific inventors... Read More

Peter Krempl

Peter Krempl – Award Winning Researcher 1943 – 2006 Dr. Peter Krempl, recipient of the C.B. Sawyer award in 2003, and of the European... Read More

Harry F. Tiersten

Harry F. Tiersten – Renowned Theoretician on Piezoelectric Plate Vibrations 1930 – 2006 Prof. Harry Tiersten, a faculty member of the... Read More

Leonard S. Cutler

Leonard S. Cutler – Atomic Clock Scientist, Engineer and Innovator 1928 – 2006 The time and frequency community lost one of its most... Read More

John H. Sherman, Jr.

John H. Sherman, Jr. – Quartz Crystal Industry Personality 1918 – 2006 John H. Sherman, Jr., a Lynchburg resident since January, 1959... Read More

Wallace H.E. Samuelson

Wallace H.E. Samuelson – Quartz Crystal Industry Leader and Innovator 1919 – 2005 Wallace H. E. Samuelson, 86, died Jan. 24, 2005, in... Read More

Robert C. Smythe

Robert C. Smythe – industry leader, researcher, IEEE Fellow and Cady Award winner 1929 – 2004 The Quartz Crystal Industry lost one of its... Read More

Virgil Eldon Bottom

Virgil Eldon Bottom – educator, researcher, mentor 1911 – 2003 Dr. Virgil Eldon Bottom, born January 6, 1911 in Butler County, Kansas... Read More

James A. Barnes

James A. Barnes – Pioneer in the Statistics of Frequency Standards 1933 – 2002 Jim Barnes died Sunday, January 13, 2002 in Boulder... Read More

Jerry R. Norton

Jerry R. Norton – Spacecraft Oscillator Designer 1938 – 2001 Jerry R. Norton, a spacecraft oscillator designer at The Johns Hopkins... Read More

James M. Cloeren

James M. Cloeren – Spacecraft Oscillator Designer 1934 – 2001 James M. Cloeren, a spacecraft oscillator designer at The Johns Hopkins... Read More

Herbert P. Stratemeyer

Herbert P. Stratemeyer – A Pioneer in Quartz and Atomic Frequency Standards 1931-2001 The frequency control community lost one of its pioneers... Read More

Robin P. Giffard

Robin P. Giffard – Innovator and Architect of Atomic Frequency Standards 1941-2001 The time and frequency control community lost one of its... Read More

Daniel J. Healey III

Daniel J. Healey III – A Pioneer in Low Noise Radar Exciter Technology 1922-2000 The time and frequency control community lost one of its... Read More

Helmut Hellwig

Helmut Hellwig – The Time and Frequency Control Community Loses One of its Pioneers and Leaders 1938-2000 The time and frequency control... Read More

Juergen H. Staudte

Juergen H. Staudte – Industry Mourns Loss of Quartz Crystal Pioneer and Innovator 1937-1999 Cedar City, UT, July 1999 – The quartz... Read More

Robert Laudise

Robert Laudise – A Pioneer in Growing Quartz Crystals 1931-1998 Bob Laudise, Sawyer Award Winner, Dies at Age 67 Murray Hill, N.J. (Aug. 21... Read More

Arthur W. Warner

“Bibliography ofW.G. Cady,” Biographical file of Walter G. Cady, American Institute of Physics, Niels Bohr Library & Archives... Read More

John F. Silver

John Franklin Silver died on December 20, 1990, just 21 days short of his eightieth birthday. With his death the Engineering profession lost a... Read More

I. I. Rabi

I. I. Rabi died on January 11,1988. An obituary which appeared on the front page of The New York Times January 12, 1988 is reprinted below, with the... Read More

Raymond D. Mindlin

Raymond D. Mindlin, Finch Professor Emeritus of Applied Science at Columbia University died on November 22, 1987 at the Dartmouth-Hitchcock Medical... Read More

Eduard A. Gerber

Dr. Eduard A. Gerber died peacefully in Bridgton, Maine on August 8, 1986 at age 79. He was born in Fuerth, Bavaria, Germany, on April 3, 1907, and... Read More

Jerrold R. Zacharias

On July 16, 1986 Jerrold R. Zacharias died unexpectedly at his home in Belmont,Massachusetts in his 81st year. Dr. Zacharias’ career spanned... Read More

Rudolf Bechmann

Dr. Rudolf Bechmann was born in Nuremberg, Germany. He received his Ph.D. ill Theoretical Physics in 1927 from the University of Munich under Arnold... Read More

Walter G. Cady

Dr. Walter Guyton Cady was born in Providence, R.I. He received a bachelor’s degree from Brown University in 1895 and a master’s in 1896... Read More