Fabrication of perforated polyethylene microfiltration …
2019年1月2日 · This PE membrane microfilter achieved 84% average capture efficiency for lung cancer cells spiked in blood samples. Size-based filtration has been proved an efficient and quick approach to separate circulating tumor cells (CTCs) from other blood cells for cancer diagnosi
A microfluidic platform with a free-standing perforated polymer membrane
2010年7月2日 · A membrane architecture that facilitates access from both sides in microfluidic environments provides a flexible platform for the study of biosystems. Here, we report for the first time on a simple and low cost fabrication process via nanoimprint lithography (NIL) for a thin, fully released SU-8 membrane with perforated micro- and sub-micron ...
Ultralarge suspended and perforated graphene membranes for cell …
2023年10月9日 · One promising field of application of ultimately thin, microporous graphene membranes is their use as next-generation cell culture supports as alternative to track-etched polymer membranes, which often exhibit poor permeability and limited cell-to-cell communication across the membranes.
Distinguishing the nanoplastic–cell membrane interface by polymer …
2022年11月21日 · Different molecules are rearranged and exchanged at the charged nanoplastic–cell membrane interface to alter nanoplastic translocation and membrane remodeling. Such distinctive interactions reduce membrane fluidity and rigidity, making it less stable and apt to collapse under stress.
Large-scale high-performance cell membrane perforation, with ...
In the recent study, we extended the perforation process in a large number of cells. A nanobrush- shaped soft-polymer sheets formed by the nanoimprinting, which contained a photosensitizer, are used as the cell membrane perforator. We could automate the process by the robotics technology for the high-throughput operation.
A green fabrication method of poly (lactic acid) perforated membrane ...
2021年7月1日 · Poly (lactic acid) (PLA) perforated membrane is typically obtained through the solvent-volatilization-induced or non-solvent-induced phase separation (NIPS) method. However, the residual organic solvents would unavoidably limit the application of PLA perforated membrane in biomedical and high-end wa ….
A scalable membrane electrode assembly architecture for efficient ...
2023年11月22日 · The key technological advancement is a perforated cation exchange membrane, which, when utilized in a forward bias bipolar membrane configuration, allows formic acid generated at the...
A mini‐review of polymeric porous membranes with vertically …
2023年5月1日 · Polymeric porous membranes with vertically-penetrative-pores (PPMVs) represent a distinct category among the available membranes due to their unique characteristics such as short transport path, small trans-membrane resistance, and simple pore geometry, as compared to other porous membranes with sponge-like channels.
Performance of the multi-U-style structure based flow field for polymer …
2024年10月7日 · An innovative approach to predict the diffusion rate of reactant’s effects on the performance of the polymer electrolyte membrane fuel cell. Mathematics. 11, 4094 (2023).
Simultaneous accelerated stress testing of membrane electrode …
3 天之前 · The durability of polymer electrolyte fuel cells (PEFCs) in fuel cell electric vehicles is important for the shift from passenger cars to heavy-duty vehicles. The components of a PEFC, namely the ...