Herein, the fabrication of multi-responsive and hierarchically organized nano-material using core-shell SrF2upconverting nanoparticles, doped with Yb3þ,Tm3þ,Nd3þincorporated into gelatin methacryloyl matrix, is reported. Upon800 nm excitation, deep monitoring of 3D-printed constructs is demonstrated.Addition of magnetic self-assembly of iron oxide nanoparticles within thehydrogel provides anisotropic structuration from the nano- to the macro-scaleand magnetic responsiveness permitting remote manipulation. The presentstudy provides a new strategy for the fabrication of a novel highly organizedmulti-responsive material using additive manufacturing, which can haveimportant implications in biomedicine.
A Multifunctional Nanocomposite Hydrogel for Endoscopic Tracking and Manipulation
Gabriele Giancane
2020-01-01
Abstract
Herein, the fabrication of multi-responsive and hierarchically organized nano-material using core-shell SrF2upconverting nanoparticles, doped with Yb3þ,Tm3þ,Nd3þincorporated into gelatin methacryloyl matrix, is reported. Upon800 nm excitation, deep monitoring of 3D-printed constructs is demonstrated.Addition of magnetic self-assembly of iron oxide nanoparticles within thehydrogel provides anisotropic structuration from the nano- to the macro-scaleand magnetic responsiveness permitting remote manipulation. The presentstudy provides a new strategy for the fabrication of a novel highly organizedmulti-responsive material using additive manufacturing, which can haveimportant implications in biomedicine.I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
