Results 1 to 10 of about 19,912 (162)
POSS Polyimide Composite Sealed Triple‐Junction GaAs Thin‐Film Solar Cell for Long‐Term Low Earth Orbit Serve [PDF]
Advanced SciencePolyhedral oligomeric silsesquioxane (POSS) polyimide is promising for sealing flexible photoelectronic devices for space applications. However, atomic oxygen interaction with POSS polyimide results in a porous SiOx passivating layer, ultraviolet ...
Min Qian +3 more
doaj +2 more sources
Electrospun polyimide nanofiber-coated polyimide nonwoven fabric for hot gas filtration
Adsorption Science and Technology, 2018 In the present work, heat-endurable polyimide nanofibrous membrane-coated commercial polyimide nonwoven fabrics were prepared by electrospinning synthesized polyamic acid solution on polyimide mats followed by a thermal imidization process.
Liang Wang +2 more
exaly +2 more sources
Molecular simulation of the effect of plasma modification on the microscopic properties of polyimide
Frontiers in Materials, 2022 Polyimide is often used as the insulating material of the repulsion coil, which needs to withstand the collision of the fast repulsion mechanism in high-speed motion and temperature rise. The polyimide molecular model was established in this study.
Can Ding +3 more
doaj +1 more source
Microfabrication of functional polyimide films and microstructures for flexible MEMS applications
Microsystems & Nanoengineering, 2023 Polyimides are widely used in the MEMS and flexible electronics fields due to their combined physicochemical properties, including high thermal stability, mechanical strength, and chemical resistance values.
Zihao Dong +7 more
doaj +1 more source
Polymer Testing, 2022 Developing fully rigid-chain polyimides with reversible sol-gel/gel-sol transitions is of great interest for designing high-performance materials. To date, few approaches have been employed to construct polyimide gels other than hydrogen bonding.
Feng Gan +7 more
doaj +1 more source
Heat of Decomposition and Fire Retardant Behavior of Polyimide-Graphene Nanocomposites
Energies, 2021 Polyimide is a high-performance engineering polymer with outstanding thermomechanical properties. Because of its inherent fire-retardant properties, polyimide nanocomposite is an excellent material for packaging electronic devices, and it is an ...
Caroline J. Akinyi, Jude O. Iroh
doaj +1 more source
Membranes, 2022 Polyimide membranes have excellent physiochemical properties which make them valuable materials for optical area. However, common aromatic polyimide membrane trend to show low transmittance in visible region because of the charge-transfer complex (CTC ...
Jiajia Yin +5 more
doaj +1 more source
Experimental study on PM2.5 removal by magnetic polyimide loaded with cobalt ferrate
Energy and Built Environment, 2020 A novel functional magnetic polyimide loaded with cobalt ferrite nanoparticles by coprecipitation method was proposed, and XRD, FTIR, SEM technologies were employed to study their physicochemical properties. The filtration performance of non-magnetic and
Fashan Zhou +4 more
doaj +1 more source
Capacitive Humidity Sensor Based on Carbon Black/Polyimide Composites
Sensors, 2021 A novel capacitive humidity sensor based on carbon black/polyimide composites is presented in this paper. The details of the fabrication, sensor characteristics, and effect of the carbon black additive are described.
Jihong Kim +3 more
doaj +1 more source
Polymers and Polymer Composites, 2022 Polyimide is a class of resins with high heat resistance, and their composites have a wide range of applications in military and civilian. However, the application of polyimides as an ablation and thermal insulation material has always been a challenge ...
Qinging Xu +5 more
doaj +1 more source