Physical Properties of Aqueous Solutions of a Thermo-Responsive Neutral Copolymer and an Anionic Surfactant:  Turbidity and Small-Angle Neutron Scattering Studies

Langmuir ◽  
2005 ◽  
Vol 21 (17) ◽  
pp. 8010-8018 ◽  
Author(s):  
Céline Galant ◽  
Anna-Lena Kjøniksen ◽  
Kenneth D. Knudsen ◽  
Geir Helgesen ◽  
Reidar Lund ◽  
...  
Keyword(s):  
Aqueous Solutions ◽  
Physical Properties ◽  
Neutron Scattering ◽  
Anionic Surfactant ◽  
Small Angle ◽  
Small Angle Neutron Scattering

Necklace-like microstructure in shallow-quenched aqueous solutions of poly(n-isopropylacrylamide), detected by advanced small-angle neutron scattering methods

Soft Matter ◽  
2019 ◽  
Vol 15 (4) ◽  
pp. 671-682 ◽  
Author(s):  
Satoshi Koizumi ◽  
Masahiko Annaka ◽  
Dietmar Schwahn
Keyword(s):  
Phase Transition ◽  
Aqueous Solutions ◽  
Neutron Scattering ◽  
Small Angle ◽  
Small Angle Neutron Scattering ◽  
Volume Phase Transition ◽  
Volume Phase ◽  
Isopropyl Acrylamide

The microstructure of aqueous poly(N-isopropyl acrylamide) (PNIPA) gel and solution was investigated by small-angle neutron scattering (SANS) in the vicinity of the gel volume phase transition at TV (= 34 °C).

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