Structure modeling, synthesis and X-ray diffraction determination of an extra-large calixarene-based coordination cage and its application in drug delivery

2015 ◽  
Vol 44 (32) ◽  
pp. 14394-14402 ◽  
Author(s):  
Shangchao Du ◽  
Tang-Qing Yu ◽  
Wuping Liao ◽  
Chunhua Hu

An extra-large octahedral calixarene-based coordination cage was modeled by the isomorphic replacement approach from a known structure of a smaller size. And then it was successfully synthesized and determined.

1993 ◽  
Vol 26 (4A) ◽  
pp. A181-A187 ◽  
Author(s):  
B F Usher ◽  
G W Smith ◽  
S J Barnett ◽  
A M Keir ◽  
A D Pitt

1988 ◽  
Vol 142 ◽  
Author(s):  
John F. Porter ◽  
Dan O. Morehouse ◽  
Mike Brauss ◽  
Robert R. Hosbons ◽  
John H. Root ◽  
...  

AbstractStudies have been ongoing at Defence Research Establishment Atlantic on the evaluation of non-destructive techniques for residual stress determination in structures. These techniques have included neutron diffraction, x-ray diffraction and blind-hole drilling. In conjunction with these studies, the applicability of these procedures to aid in metallurgical and failure analysis investigations has been explored. The x-ray diffraction technique was applied to investigate the failure mechanism in several bent turbo blower rotor shafts. All examinations had to be non-destructive in nature as the shafts were considered repairable. It was determined that residual stress profiles existed in the distorted shafts which strongly indicated the presence of martensitic microstuctures. These microstructures are considered unacceptable for these shafts due to the potential for cracking or in-service residual stress relaxation which could lead to future shaft distortion.


1992 ◽  
Vol 60 (24) ◽  
pp. 2986-2988 ◽  
Author(s):  
Y. H. Phang ◽  
D. E. Savage ◽  
T. F. Kuech ◽  
M. G. Lagally ◽  
J. S. Park ◽  
...  

AIHAJ ◽  
1974 ◽  
Vol 35 (11) ◽  
pp. 711-717 ◽  
Author(s):  
GARY C. ALLEN ◽  
BEHZAD SAMIMI ◽  
MORTON ZISKIND ◽  
HANS WEILL

JOM ◽  
1956 ◽  
Vol 8 (10) ◽  
pp. 1282-1285 ◽  
Author(s):  
J. R. Bridge ◽  
C. M. Schwartz ◽  
D. A. Vaughan

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