Graphene-based flexible electronic devices - ScienceDirect
Aug 1, 2017 · Graphene has emerged as a promising material for flexible transparent conducting electrodes because of its unique electronic and mechanical properties with high optical transmittance.
Flexible graphene photodetectors for wearable fitness …
Sep 13, 2019 · Here, we demonstrate a new class of flexible and transparent wearables based on graphene sensitized with semiconducting quantum dots (GQD). We show several prototype wearable devices that are able to monitor vital health signs noninvasively, including heart rate, arterial oxygen saturation (SpO 2 ), and respiratory rate.
Multifunctional and high-performance electrothermal films based …
Aug 24, 2024 · However, the high resistivity of CB or graphite as conductive fillers limits their application in some flexible electrothermal devices. Novel conductive composites with CNTs and graphene have...
Ultratransparent and stretchable graphene electrodes
Sep 8, 2017 · Two-dimensional materials, such as graphene, are attractive for both conventional semiconductor applications and nascent applications in flexible electronics. However, the high tensile strength of graphene results in fracturing at low strain, making it challenging to take advantage of its extraordinary electronic properties in stretchable ...
Flexible Graphene-Based Wearable Gas and Chemical Sensors
Sep 6, 2017 · The role of graphene in fabricating flexible gas sensors for the detection of various hazardous gases, including nitrogen dioxide (NO 2 ), ammonia (NH 3 ), hydrogen (H 2 ), hydrogen sulfide (H 2 S), carbon dioxide (CO 2 ), sulfur dioxide (SO 2 ), and humidity in wearable technology, is discussed.
Flexible Graphene‐, Graphene‐Oxide‐, and …
Jul 31, 2019 · Here, the most recent advances in flexible energy-storage devices based on graphene, graphene oxide (GO), and carbon nanotubes (CNTs), are described, including flexible supercapacitors and batteries. First, properties, synthesis methods, and possible applications of those carbon-based materials are described.
Flexible Large-Area Graphene Films of 50–600 nm Thickness
Mar 3, 2023 · Bulk graphene nanofilms feature fast electronic and phonon transport in combination with strong light–matter interaction and thus have great potential for versatile applications, spanning from photonic, electronic, and optoelectronic devices to charge-stripping and electromagnetic shielding, etc.
Flexible Hall sensor made of laser-scribed graphene
Feb 15, 2021 · The laser scribing technology showed promising results for a widespread adoption of flexible graphene Hall sensors, especially in harsh conditions.
Flexible graphene-based composite films for energy storage …
Aug 1, 2024 · Therefore, the versatility of flexible graphene-based composite films extends beyond energy storage applications, offering opportunities for integration with emerging technologies such as wearable electronics, smart textiles, and biomedical devices.
A soft and stretchable electronics using laser-induced graphene …
Apr 27, 2022 · The organic films can be photothermally converted to continuous 3D porous graphene structures by pulsed laser irradiation under air, known as the formation procedure of laser-induced graphene...