Metal-Free Transparent Three-Dimensional Flexible Electronics by Selective Molecular Bridges

Author(s):  
Wei-Shuo Chang ◽  
Ta-Sheng Chang ◽  
Chang-Ming Wang ◽  
Wei-Ssu Liao
2020 ◽  
Vol 64 (5) ◽  
pp. 50405-1-50405-5
Author(s):  
Young-Woo Park ◽  
Myounggyu Noh

Abstract Recently, the three-dimensional (3D) printing technique has attracted much attention for creating objects of arbitrary shape and manufacturing. For the first time, in this work, we present the fabrication of an inkjet printed low-cost 3D temperature sensor on a 3D-shaped thermoplastic substrate suitable for packaging, flexible electronics, and other printed applications. The design, fabrication, and testing of a 3D printed temperature sensor are presented. The sensor pattern is designed using a computer-aided design program and fabricated by drop-on-demand inkjet printing using a magnetostrictive inkjet printhead at room temperature. The sensor pattern is printed using commercially available conductive silver nanoparticle ink. A moving speed of 90 mm/min is chosen to print the sensor pattern. The inkjet printed temperature sensor is demonstrated, and it is characterized by good electrical properties, exhibiting good sensitivity and linearity. The results indicate that 3D inkjet printing technology may have great potential for applications in sensor fabrication.


JACS Au ◽  
2021 ◽  
Author(s):  
Jie Bie ◽  
Dai-Bei Yang ◽  
Ming-Gang Ju ◽  
Qiang Pan ◽  
Yu-Meng You ◽  
...  

2021 ◽  
Author(s):  
Tugba Celiker ◽  
Ali Suerkan ◽  
Sinem Altinisik ◽  
Mert Akgun ◽  
Sermet Koyuncu ◽  
...  

A new photochemical approach for the synthesis of metal-free three-dimensional hollow spherical conjugated polymers is described. Irradiation of solutions containing specially designed monomer, namely 4,4′-bis(N-carbazolyl)-1,1′-biphenyl (CBP) possessing both carbazole and...


2009 ◽  
Vol 13 (02) ◽  
pp. 275-282 ◽  
Author(s):  
Ning Sheng ◽  
Jing Sun ◽  
Yongzhong Bian ◽  
Jianzhuang Jiang ◽  
Dong Xu

Novel heteropentameric porphyrins-pyrene arrays, in which four meso-tetraphenyl porphyrins are linked to the center unit of pyrene by four acetylenyl bonds, were designed and synthesized. The newly synthesized heteropentameric compounds have been characterized by a wide range of spectroscopic methods. The third-order nonlinear optical (NLO) properties of both the metal-free and zinc compounds of the three-dimensional arrays were investigated by Z-scan experiments, showing enhanced NLO properties compared with that of the porphyrin and pyrene monomers.


2018 ◽  
Vol 10 (11) ◽  
pp. 9727-9735 ◽  
Author(s):  
Jinhui Li ◽  
Qiang Liu ◽  
Derek Ho ◽  
Songfang Zhao ◽  
Shuwen Wu ◽  
...  

2020 ◽  
Vol 49 (7) ◽  
pp. 2258-2263 ◽  
Author(s):  
Jin Wang ◽  
Shuang Wang ◽  
Jinping Li

3D-graphene provide abundant space for N2, and the carbon–sulfur bonds provides a continuous supply of electrons for N2 reduction. A remarkably large NH3 yield of 38.81 μgNH3 mgcat−1 h−1 and FE of 7.72% for N2 reduction was obtained.


Symmetry ◽  
2019 ◽  
Vol 11 (9) ◽  
pp. 1101 ◽  
Author(s):  
Yao Chen ◽  
Jiayi Yan ◽  
Jian Feng

In recent years, origami structures have been gradually applied in aerospace, flexible electronics, biomedicine, robotics, and other fields. Origami can be folded from two-dimensional configurations into certain three-dimensional structures without cutting and stretching. This study first introduces basic concepts and applications of origami, and outlines the common crease patterns, whereas the design of crease patterns is focused. Through kinematic analysis and verification on origami structures, origami can be adapted for practical engineering. The novel characteristics of origami structures promote the development of self-folding robots, biomedical devices, and energy absorption members. We briefly describe the development of origami kinematics and the applications of origami characteristics in various fields. Finally, based on the current research progress of crease pattern design, kinematic analysis, and origami characteristics, research directions of origami-inspired structures are discussed.


2019 ◽  
Vol 9 (21) ◽  
pp. 5906-5914 ◽  
Author(s):  
Yongxi Zan ◽  
Zhengping Zhang ◽  
Meiling Dou ◽  
Feng Wang

A sulfur, nitrogen and phosphorus ternary-doped cattle-bone-derived hierarchically porous carbon metal-free electrocatalyst was synthesized, exhibiting superior oxygen reduction performance compared to Pt/C.


2018 ◽  
Vol 6 (14) ◽  
pp. 5603-5607 ◽  
Author(s):  
Hong Yuan ◽  
Jia Liu ◽  
Hansheng Li ◽  
Yongjian Li ◽  
Xiufeng Liu ◽  
...  

Graphitic carbon nitride quantum dot decorated three-dimensional graphene as an efficient electrocatalyst exhibited synergistically enhanced electrochemical performance for triiodide reduction.


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