90th anniversary of Czochralski pulling method
90th anniversary of Czochralski pulling method 90th anniversary of Czochralski pulling method
•After After the II World War due to his connections with Germans Czochralski Czochralski was suspected of collaboration and even arrested. The suspicion was continued to date of his dead, but up to now there is no evidence for his collaboration. collaboration. In fact professor Czochralski helped the National Army and many people during the war time. Czochralski returned to Kcynia and to the chemistry and to production production of cosmetics and household chemicals. •He He died on April 22, 1953 in Poznań Pozna due to heart disease and was buried in Kcynia. •Professor Professor Jan Czochralski was outstanding metallurgist, chemist and crystallographer, whose crystal growth method allowed dynamic development of the modern modern science and technology. However, after the war he was almost forgotten, especially especially in Poland. •After After the political changes in Poland the Tenth European Crystallographic Crystallographic Meeting, organized in Wroclaw in 1986, was dedicated to Professor Jan Czochralski to commemorate the seventieth anniversary of the discovery of the Czochralski method. •Since Since its foundation in 1991, the Polish Society for Crystal Growth Growth commemorates him in the form of Czochralski Lecture, which is delivered as the opening lecture of every Polish Crystal Growth Conference by a distinguished scientist with with recognized contribution in crystal growth related fields. In 1998 this Society Society changed its name to Czochralski Polish Society for Crystal Growth.
The Czochralski’s Czochralski house in Kcynia „Margowo Margowo”
- Page 1 and 2: 90th anniversary of Czochralski met
- Page 3 and 4: Arms of Kcynia •Professor Profess
- Page 5 and 6: Berlin •At t the end of 1904 he w
- Page 7 and 8: •In In 1916 professor Jan Czochra
- Page 9: PROF. JAN CZOCHRALSKI, WARSAW, 1929
- Page 13 and 14: RTX intermetallics Berg-Barrett Ber
- Page 15: Lattice parameter a [Å] 7.22 7.20
- Page 18 and 19: Electrical resistivity (µΩm) 30
- Page 20 and 21: (arb.u.) ' χ ac 22 K 48 K GdPdAl [
- Page 22 and 23: Intensity (arb. u.) O rthorhom bic
- Page 24 and 25: Resistivity (µΩm) 0.6 0.5 0.4 0.
- Page 26 and 27: Electrical resistivity (µΩm) 2.0
- Page 28 and 29: Intensity (arb.u.) Pd 4d Gd 4f Gd 5
- Page 30 and 31: Berg-Barrett topography of the Gd 7
- Page 32 and 33: Intensity (arb.u.) Intensity (arb.u
- Page 34 and 35: Intensity (arb.u.) Gd 5d Pd 4d Rh 4
- Page 36 and 37: S (µV/K) S (µV/K) 12 10 8 6 4 2 0
- Page 38 and 39: M (µ B /Gd) M (µ B /Gd) 0.0003 0.
- Page 40: Acknowledgments Author thanks Czoch
•After After the II World War due to his connections with Germans <strong>Czochralski</strong> <strong>Czochralski</strong><br />
was<br />
suspected <strong>of</strong> collaboration and even arrested. The suspicion was continued to date <strong>of</strong><br />
his dead, but up to now there is no evidence for his collaboration. collaboration.<br />
In fact pr<strong>of</strong>essor<br />
<strong>Czochralski</strong> helped the National Army and many people during the war time.<br />
<strong>Czochralski</strong> returned to Kcynia and to the chemistry and to production production<br />
<strong>of</strong> cosmetics<br />
and household chemicals.<br />
•He He died on April 22, 1953 in Poznań Pozna due to heart disease and was buried in Kcynia.<br />
•Pr<strong>of</strong>essor Pr<strong>of</strong>essor Jan <strong>Czochralski</strong> was outstanding metallurgist, chemist and crystallographer,<br />
whose crystal growth <strong>method</strong> allowed dynamic development <strong>of</strong> the modern modern<br />
science and<br />
technology. However, after the war he was almost forgotten, especially especially<br />
in Poland.<br />
•After After the political changes in Poland the Tenth European Crystallographic Crystallographic<br />
Meeting,<br />
organized in Wroclaw in 1986, was dedicated to Pr<strong>of</strong>essor Jan <strong>Czochralski</strong> to<br />
commemorate the seventieth <strong>anniversary</strong> <strong>of</strong> the discovery <strong>of</strong> the <strong>Czochralski</strong> <strong>method</strong>.<br />
•Since Since its foundation in 1991, the Polish Society for Crystal Growth Growth<br />
commemorates him<br />
in the form <strong>of</strong> <strong>Czochralski</strong> Lecture, which is delivered as the opening lecture <strong>of</strong> every<br />
Polish Crystal Growth Conference by a distinguished scientist with with<br />
recognized<br />
contribution in crystal growth related fields. In 1998 this Society Society<br />
changed its name to<br />
<strong>Czochralski</strong> Polish Society for Crystal Growth.