Graphene-stabilized copper nanoparticles as an air-stable substitute for silver and gold in low-cost ink-jet printable electronics Export

@article{Luechinger445201, abstract = {Metallic copper nanoparticles were synthesized by a bottom-up approach, and in situ coated with protective shells of graphene in order to get a metal nanopowder of high air stability and chemical inertness. Using an amphiphilic surfactant, a water-based copper nanocolloid could be prepared and successfully printed onto a polymer substrate by conventional ink-jet printing using household printers. The dried printed patterns exhibited strong metallic gloss and an electrical conductivity of >1 S cm[?]1 without the need for a sintering or densification step. This conductivity currently limits use in electronics to low current application or shielding and decorative effects. The high stability of graphene-coated copper nanoparticles makes them economically a most attractive alternative to silver or gold nanocolloids, and will strongly facilitate the industrial use of metal nanocolloids in consumer goods.}, author = {Luechinger, N. A. and Athanassiou, E. K. and Stark, W. J.}, citeulike-article-id = {4648019}, citeulike-linkout-0 = {http://dx.doi.org/10.1088/0957-4484/19/44/445201}, comment = {Oxidation-resistant Cu nanoparticles ink suitable for ink-jet printing; low anneal T but also low conductivity}, doi = {10.1088/0957-4484/19/44/445201}, journal = {Nanotechnology}, keywords = {copper, ink, ink-jet, nanoparticle}, number = {44}, pages = {445201--445206}, posted-at = {2009-05-27 20:00:01}, priority = {2}, title = {Graphene-stabilized copper nanoparticles as an air-stable substitute for silver and gold in low-cost ink-jet printable electronics}, url = {http://dx.doi.org/10.1088/0957-4484/19/44/445201}, volume = {19}, year = {2008} }

TY - JOUR ID - Luechinger445201 L3 - citeulike-article-id:4648019 N2 - Metallic copper nanoparticles were synthesized by a bottom-up approach, and in situ coated with protective shells of graphene in order to get a metal nanopowder of high air stability and chemical inertness. Using an amphiphilic surfactant, a water-based copper nanocolloid could be prepared and successfully printed onto a polymer substrate by conventional ink-jet printing using household printers. The dried printed patterns exhibited strong metallic gloss and an electrical conductivity of >1 S cm[?]1 without the need for a sintering or densification step. This conductivity currently limits use in electronics to low current application or shielding and decorative effects. The high stability of graphene-coated copper nanoparticles makes them economically a most attractive alternative to silver or gold nanocolloids, and will strongly facilitate the industrial use of metal nanocolloids in consumer goods. IS - 44 JF - Nanotechnology EP - 445206 TI - Graphene-stabilized copper nanoparticles as an air-stable substitute for silver and gold in low-cost ink-jet printable electronics VL - 19 SP - 445201 KW - copper KW - ink KW - ink-jet KW - nanoparticle N1 - Oxidation-resistant Cu nanoparticles ink suitable for ink-jet printing; low anneal T but also low conductivity AU - Luechinger, NA AU - Athanassiou, EK AU - Stark, WJ PY - 2008/// UR - http://dx.doi.org/10.1088/0957-4484/19/44/445201 ER -