Results 71 to 80 of about 5,309 (199)

Filtration of Elastic Polymers and Spherical Gels through a Silica-Deposited Layer on a Porous Membrane

Membranes, 2020
A 120-nm silica suspension was permeated through a porous polyethylene (PE) hollow-fiber membrane, as was a solution of deformable elastic particles of poly(N-isopropylacrylamide) (PNIPAM) gel and dextran.
Takanori Hidane, Hidemi Kitani, Shintaro Morisada, Keisuke Ohto, Hidetaka Kawakita, Sachiko Furuta   +5 more
doaj   +1 more source

Influence of a Solid Surface on PNIPAM Microgel Films

Gels
Stimuli-responsive microgels have attracted great interest in recent years as building blocks for fabricating smart surfaces with many technological applications. In particular, PNIPAM microgels are promising candidates for creating thermo-responsive scaffolds to control cell growth and detachment via temperature stimuli.
Valentina Nigro, Roberta Angelini, Elena Buratti, Claudia Colantonio, Rosaria D’Amato, Franco Dinelli, Silvia Franco, Francesca Limosani, Rosa Maria Montereali, Enrico Nichelatti, Massimo Piccinini, Maria Aurora Vincenti, Barbara Ruzicka   +12 more
openaire   +5 more sources

A Review on Recent Trends of Bioinspired Soft Robotics: Actuators, Control Methods, Materials Selection, Sensors, Challenges, and Future Prospects

Advanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This article reviews the current state of bioinspired soft robotics. The article discusses soft actuators, soft sensors, materials selection, and control methods used in bioinspired soft robotics. It also highlights the challenges and future prospects of this field.
Abhirup Sarker, Tamzid Ul Islam, Md. Robiul Islam   +2 more
wiley   +1 more source

AuNPs-Based Thermoresponsive Nanoreactor as an Efficient Catalyst for the Reduction of 4-Nitrophenol

Nanomaterials, 2018
A new AuNPs-based thermosensitive nanoreactor (SiO2@PMBA@Au@PNIPAM) was designed and prepared by stabilizing AuNPs in the layer of poly(N,N’-methylenebisacrylamide) (PMBA) and subsequent wrapping with the temperature-sensitive poly(N ...
Wei Liu, Xiaolian Zhu, Chengcheng Xu, Zhao Dai, Zhaohui Meng   +4 more
doaj   +1 more source

A mouse model of mechanical stress injury to the basal ganglia using thermosensitive PNIPAM hydrogel for intracerebral hemorrhage research

Animal Models and Experimental Medicine, EarlyView.
In this study, we established a novel mouse model of intracerebral hemorrhage (ICH) by stereotactically injecting thermosensitive PNIPAM hydrogel into the internal capsule to impose localized mechanical stress on the corticospinal tract, which provides a straightforward and reproducible tool for preclinical studies on focal mechanical stress–induced ...
Mingxi Li, Yujie Chen, Rongsu Huang, Min Xia, Chao Mi, Yuan Tian, Peiwen Guo, Taotao Jin, Shilei Hao, Hua Feng, Yujie Chen, Zhi Chen   +11 more
wiley   +1 more source

A novel PNIPAM-Modified polyurethane/carboxymethyl cellulose photo-thermoresponsive hydrogel loaded with gemcitabine to suppress esophageal cancer cells via VEGF-mediated angiogenic pathway inhibition

Journal of Biological Engineering
This study reports the development of a thermoresponsive hydrogel composed of poly(N-isopropylacrylamide)-modified polyurethane (PNIPAM-PU) and carboxymethyl cellulose (CMC) for the controlled delivery of gemcitabine (GEM) in esophageal cancer treatment.
Shirong Wu, Huachuan Zhang, Yu Zhang, Ya Zhao, Mengqi Xiang, Liqiong Hao, Jing Chen   +6 more
doaj   +1 more source

4D Materials of Tough and Rapid Thermoresponsive Hydrogel by PET‐RAFT Polymerization

Journal of Applied Polymer Science, EarlyView.
NIPAm‐containing bilayer hydrogels using a novel hydrogel formation method utilizing oxygen‐tolerant PET‐RAFT polymerization to investigate their temperature‐responsive behavior. The material properties strongly depend on NIPAm concentration and polymer density. Finally, we demonstrated a model gripper with optimized compositions.
Chanhyuk Jee, Mina Shigeyama, Kakeru Ohbayashi, Ken Kojio, Hikaru Matsumoto, Masanori Nagao, Yoshiko Miura   +6 more
wiley   +1 more source

Effect of Polymer Network Architecture on Adsorption Kinetics at Liquid–Liquid Interfaces: A Comparison Between Poly(NIPAM-co-AA) Copolymer Microgels and Interpenetrating Network Microgels

Gels
Understanding the adsorption features of polymer microgels with different chemical compositions and structures is crucial in studying the mechanisms of respective emulsion stabilization. Specifically, the use of stimuli-responsive particles can introduce
Galina A. Komarova, Elena Yu. Kozhunova, Rustam A. Gumerov, Igor I. Potemkin, Irina R. Nasimova   +4 more
doaj   +1 more source

Process Optimization of Solution Blow Spinning for Poly (N‐Isopropylacrylamide) Fibers

Journal of Applied Polymer Science, EarlyView.
Solution blow spinning has emerged as a safe and scalable technique for fabricating thermoresponsive PNIPAM fibers. The influence of key parameters on jet stability and fiber uniformity is determined through both rheological analysis and statistical process optimization. A Box–Behnken design reveals an optimized window for producing PNIPAM fibers below
Maryam Parastar, Filipe de Almeida Araujo, Uttandaraman Sundararaj   +2 more
wiley   +1 more source

Neurovascular coupling in bone regeneration: Mechanisms, advanced biomaterials and challenges

BMEMat, EarlyView.
This figure illustrates various material strategies for neurovascularized bone regeneration, including electroactive scaffolds, ion‐loaded materials, drug delivery systems, surface modifications, cells/cell products, growth factors, and peptides. These approaches aim to synergistically promote the regeneration of neural, vascular, and bone tissues ...
Yixin Ma, Nan Jiang, Liyuan Chen, He Zhang, Xinjia Cai, Karan Gulati, Danqing He, Zhigang Cai, Yan Liu   +8 more
wiley   +1 more source