▎ 摘　　要

NOVELTY - Preparation of laser-induced graphene scrolls (LIGS) material involves exposing a graphene precursor material to a laser source. The LIGS material is derived from the graphene precursor material. USE - Preparation of laser-induced graphene scrolls material used for preparing three-dimensional product for preparing graphene laminated product used as mechanical dampener, conducive mechanical dampener, heat conduction block, lightweight conductive block, templates for growth of biological cell e.g. eukaryote or plant cells, composite for bone and neuron growth, and current collector, additive and electrode e.g. conductive electrode for flexible electronic device e.g. energy storage device, energy generation device, supercapacitor, micro-supercapacitor, pseudo capacitor, battery, micro-battery, lithium-ion battery, sodium-ion battery, magnesium-ion battery, sensor, lithium-ion capacitor, photovoltaic device, electronic circuit, fuel cell device, thermal management device and biomedical device (all claimed). ADVANTAGE - The method enables preparation of laser-induced graphene scrolls material having excellent electrochemical performance, wetting property, electroconductivity, thermal stability and thermal conductivity. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) material, which comprises concentric nanoscrolls of graphene; (2) LIGS material; (3) electronic device; (4) preparation of three-dimensional product, which involves selecting a laser-induce material chosen from laser-induced graphene (LIG) material and LIGS materials, and exposing the laser-induced material to a laser source (s1) having a wavelength (w1) to remove a portion of LIG or LIGS from the laser-induced material; and (5) preparation of three-dimensional graphene laminated product, which involves selecting a substrate (a1) containing a laser-induce material (l1) arranged on a side of the substrate (a1), and a substrate (b2) having a sides (t1) and (t2), contacting the laser-induced material (l1) on the side of the substrate (a1) with the side (t1) of the substrate (a2), and exposing the side (t2) of the substrate (b2) to laser source (s1) to form layer of the laser-induced material (l2) on laser-induced material (l1). The substrate (a1) is graphene precursor material which can be formed into laser-induced material (l1) chosen from laser-induced graphene and laser-induced graphene scrolls material. The substrate (a2) is graphene precursor material which can be formed into laser-induced material (l2) chosen from laser-induced graphene and laser-induced graphene scrolls material.