Ernst Ising and the Ising model

May 10, 1900 - May 11, 1998

Biographical Notes

May 10, 1900
born in Köln (Cologne), Heumarkt 64/66
father: GUSTAV ISING, merchant
mother: THEKLA ISING, nee LÖWE
The family moves to Bochum
Easter 1907
enters the school
June 1918
Reifeprüfung (high school graduation) at Gymnasium Bochum, brief military training (World War I)
Easter 1919
Göttingen University (studies of mathematics physics)
Bonn University (... & astronomy)
Hamburg university
dissertation under the guidance of WILHELM LENZ (1888 - 1957)
July 31, 1924
completion of the thesis
AEG Berlin (patent office)
boarding school Salem
Berlin University (studies of philosophy & pedagogy)
Nov 6, 1928
state examination before the school board in higher education (scientific part)
Aug. 26, 1930
state examination (pedagogical part)
Dec. 23, 1930
Marriage Dr. JOHANNA EHMER (*1902), economist
teaching position as "Studien-Assessor" at the high school in Strausberg, later in Crossen on the Oder
Jan. 30, 1933
Hitler comes to power in Germany
March 31, 1933
Ising was dismissed from his job as a civil servant
April 10, 1934
teacher of a boarding school for Jewish children in Caputh (near Potsdam)
April 1, 1937
Nov. 10, 1938
devastation of the boarding school in Caputh during the pogrom against Jewish population in Germany
Jan. 27, 1939
questioning by Gestapo in Berlin
emigration to Luxembourg, Mersch
son THOMAS born
May 10, 1940
occupation of Luxembourg by German army
Jan. 31, 1942
Letter of Adolf Eichmann (top-secret, ref. number: RSHA IV B 4 2093 42g (391)):
"The evacuation of Jews in 'Altreich, Ostmark und Protektorat' has to be started, except for Jewish spouses of German-Jewish married-couple"
May 5, 1943
forced labour for German army ....till ...
Sep. 10, 1944
liberation by the Allies
April 9, 1947
left Rotterdam on board the freighter Lipscomb Lykes
April 21, 1947
arrival in New York
teaching at the State Teacher's College in Minot (ND)
Professor of Physics, Bradley University Peoria (IL)
U.S.A. citenzenship (ERNEST ISING)
Emeritus Bradley University
May 11, 1998
died at his home in Peoria
ERNST ISING is honored by:

List of publications

  1. E. ISING
    Beitrag zur Theorie des Ferro- und Paramagnetismus
    Dissertation, Mathematisch-Naturwissenschaftliche Fakultät der Hamburgischen Universität
    Hamburg, 1924.
    unpublished, see:

  2. E. ISING
    Beitrag zur Theorie des Ferromagnetismus
    Zeitschrift für Physik 31 (1925) 253-258.
    (number of citations of this paper 1975-2001 according ISI citation index: 603)
    translated into English:

  3. E. ISING
    Goethe as a Physicist
    American Journal of Physics 18 (1950) 235-236.

History of the Lenz-Ising Model


Education, tutorial and simulations:
Photo of the N. BOHR meeting in Berlin, April 1920 (with W. Lenz):

Tables: growing numbers of ISING pulications
Time schedule of the seminar dedicated to the 100th anniversary of Ernst Ising's birthday
University Köln, June 15, 2000

9:00Opening address
Dr. Johanna Ising's letter
 Kobe, Sigismund
Ernst Ising - biographical notes
9:15 - 9:45Jan, Naeem
Ising model and simple scaling
9.45 - 10:15Novotny, Mark
Nucleation in the Ising model
10:15 - 10:45Hüller, Alfred
Microcanonical analysis of finite size Ising systems
10:45 - 11:15Ito, Nobuyasu
Non-equilibrium relaxation process of the Ising model
11:15 - 11:45Coffee Break
11:45 - 12:10Hartmann, Alexander
Optimization methods for spin glasses
12:10 - 12:30Bendisch, Jürgen
Recent results and aspects for future work on the groundstate threshold pc in +/-J Ising models
12:30 - 12:50Schneider, Johannes
Modern optimization techniques for spin glasses
12:50 - 14:00Lunch Break
14:00 - 14:30Hansmann, Ulrich H.E.
Ising models and helix-coil transition in biomolecules
14:30 - 15:00Hauck, Jürgen
Ground states from structure maps
15:00 - 15:30Mika, Klaus
A linear programming approach to the high temperature degeneracy of simple Ising systems
15:30 - 16:00Coffee Break
16:00 - 16:30Hinrichsen, Haye
Robustness of voter-type coarsening
16:30 - 17:00Waldmann, Oliver
Ising interaction of four separate spins in self-assembled supramolecular [2x2] grid structures
17:00 - 17:30Mühlschlegel, Bernhard
Ising model and functional integrals - early applications
17:30Closing of the scientific program
19:00Visit of Ernst Ising's birth place