scholarly journals Direct cryopreservation of adherent cells on an elastic nanofiber sheet featuring a low glass-transition temperature

RSC Advances ◽  
2017 ◽  
Vol 7 (81) ◽  
pp. 51264-51271 ◽  
Author(s):  
Onon Batnyam ◽  
Shin-ichiro Suye ◽  
Satoshi Fujita

Electrospun nanofibers, featured a lower glass-transition temperature than the freezing temperature and a loose mesh structure, allows the direct cryopreservation of adherent cells towards the investigation of cell-material composites.

2006 ◽  
Vol 510-511 ◽  
pp. 578-581 ◽  
Author(s):  
Yu Jin Kim ◽  
Seong Jin Hwang ◽  
Hyung Sun Kim

Oxide glasses having lower glass transition temperature are widely used in electric devices. The oxide glasses usually contain lead oxide. Recently, lead oxide glasses have been replaced with lead-free oxide glasses because of the environmental pollution. We investigated the thermal properties and the glass formation region in the Bi2O3-B2O3-ZnO ternary system. The results showed that the ratio of Tg/Tl of the bismate glasses is around 0.55, which is lower than the value of ratio 0.67, the two-third rule (Tg/ Tl=2/3)


RSC Advances ◽  
2016 ◽  
Vol 6 (97) ◽  
pp. 94803-94808
Author(s):  
Ayumu Karimata ◽  
Kozo Matsumoto ◽  
Takeshi Endo

New polyurethanes bearing carbosilane segment (1a–c) were synthesized and found to exhibit lower glass transition temperature and storage moduli than corresponding reference polyurethanes 2a–c, while thermal stability was retained.


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