Junchao Ren, Rui Tan, Chenglei Huang, Jianlong Chen, Mengde Huang, Lu Wang, Hanwu Lei, Fang Wang* and Qingfa Zhang*,
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引用次数: 0
摘要
同时实现可持续性和性能是当前热管理复合薄膜的一个巨大挑战。本研究提出利用纤维素纳米纤维(CNFs)自组装碳量子点(CQDs)和碳纳米片(CNSs),制备具有优异力学、热学和降解性能的全生物质纳米复合薄膜。结果表明:CQDs1@CNSs1/CF纳米复合膜综合性能最佳,导热系数为0.817 W m-1 K-1,抗拉强度为39.60 MPa,断裂伸长率为6.26%,拉伸模量为5.34 GPa,水中降解残余率为86.02%,PBS中降解残余率为66.67%,埋地降解残余率为52%。全生物质纳米复合膜具有优异的导热性、生物降解性和力学性能,具有良好的热管理和可持续性。
Achieving simultaneous sustainability and property is a great challenge for current thermally managed composite films. The study proposes to prepare all-biomass derived nanocomposite films with excellent mechanical, thermal, and degradation properties by self-assembling carbon quantum dots (CQDs) and carbon nanosheets (CNSs) from cellulose nanofibers (CNFs). The results showed that the nanocomposite film with CQDs1@CNSs1/CF exhibited the best comprehensive properties with thermal conductivity of 0.817 W m–1 K–1, tensile strength of 39.60 MPa, elongation at break of 6.26%, tensile modulus of 5.34 GPa, degradation residual rate in water of 86.02%, degradation residual rate in PBS of 66.67%, and degradation residual rate in buried of 52%. The all-biomass derived nanocomposite films regarding the excellent thermal conductivity, biodegradability, and mechanical properties can be available with thermal management and excellent sustainability.
期刊介绍:
Nano Letters serves as a dynamic platform for promptly disseminating original results in fundamental, applied, and emerging research across all facets of nanoscience and nanotechnology. A pivotal criterion for inclusion within Nano Letters is the convergence of at least two different areas or disciplines, ensuring a rich interdisciplinary scope. The journal is dedicated to fostering exploration in diverse areas, including:
- Experimental and theoretical findings on physical, chemical, and biological phenomena at the nanoscale
- Synthesis, characterization, and processing of organic, inorganic, polymer, and hybrid nanomaterials through physical, chemical, and biological methodologies
- Modeling and simulation of synthetic, assembly, and interaction processes
- Realization of integrated nanostructures and nano-engineered devices exhibiting advanced performance
- Applications of nanoscale materials in living and environmental systems
Nano Letters is committed to advancing and showcasing groundbreaking research that intersects various domains, fostering innovation and collaboration in the ever-evolving field of nanoscience and nanotechnology.