Facile Fabrication of a Three-Dimensional Cross-Linking TiO2 Nanowire Network and Its Long-Term Cycling Life for Lithium Storage

2014 ◽  
Vol 6 (13) ◽  
pp. 10107-10112 ◽  
Author(s):  
Qin Hao ◽  
Liang Chen ◽  
Caixia Xu
Nano Letters ◽  
2012 ◽  
Vol 12 (2) ◽  
pp. 655-660 ◽  
Author(s):  
Wei Wang ◽  
Miao Tian ◽  
Aziz Abdulagatov ◽  
Steven M. George ◽  
Yung-Cheng Lee ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (83) ◽  
pp. 68061-68066 ◽  
Author(s):  
Yuxuan Zhu ◽  
Ningning Sun ◽  
Weiwei Lin ◽  
Yue Ma ◽  
Chao Lai ◽  
...  

3D hierarchical CuO nanostructures with flower-like and urchin-like morphologies have been prepared by a solvothermal method. They display high discharge capacity, good rate capability and long cycle life as anode materials for lithium-ion battery.


Nanomaterials ◽  
2018 ◽  
Vol 8 (9) ◽  
pp. 693 ◽  
Author(s):  
Liana Movsesyan ◽  
Albert Maijenburg ◽  
Noel Goethals ◽  
Wilfried Sigle ◽  
Anne Spende ◽  
...  

In this work, the fabrication of zinc oxide (ZnO) nanowire networks is presented. By combining ion-track technology, electrochemical deposition, and atomic layer deposition, hierarchical and self-supporting three-dimensional (3D) networks of pure ZnO- and TiO2-coated ZnO nanowires were synthesized. Analysis by means of high-resolution transmission electron microscopy revealed a highly crystalline structure of the electrodeposited ZnO wires and the anatase phase of the TiO2 coating. In photoelectrochemical measurements, the ZnO and ZnO/TiO2 nanowire networks, used as anodes, generated higher photocurrents compared to those produced by their film counterparts. The ZnO/TiO2 nanowire network exhibited the highest photocurrents. However, the protection by the TiO2 coatings against chemical corrosion still needs improvement. The one-dimensionality of the nanowires and the large electrolyte-accessible area make these 3D networks promising photoelectrodes, due to the improved transport properties of photogenerated charge carriers and faster redox reactions at the surface. Moreover, they can find further applications in e.g., sensing, catalytical, and piezoelectric devices.


2018 ◽  
Vol 42 (7) ◽  
pp. 4824-4834 ◽  
Author(s):  
Guo Ye ◽  
Qianjie Zhou ◽  
Danqin Li ◽  
Yinxiu Zuo ◽  
Xuemin Duan ◽  
...  

Freestanding flexible films were prepared by cross-linking two EDOT unit with fictionalized flexible chains, the application of these films in supercapacitors showed excellent cycling life.


Author(s):  
C.L. Woodcock

Despite the potential of the technique, electron tomography has yet to be widely used by biologists. This is in part related to the rather daunting list of equipment and expertise that are required. Thanks to continuing advances in theory and instrumentation, tomography is now more feasible for the non-specialist. One barrier that has essentially disappeared is the expense of computational resources. In view of this progress, it is time to give more attention to practical issues that need to be considered when embarking on a tomographic project. The following recommendations and comments are derived from experience gained during two long-term collaborative projects.Tomographic reconstruction results in a three dimensional description of an individual EM specimen, most commonly a section, and is therefore applicable to problems in which ultrastructural details within the thickness of the specimen are obscured in single micrographs. Information that can be recovered using tomography includes the 3D shape of particles, and the arrangement and dispostion of overlapping fibrous and membranous structures.


2020 ◽  
Vol 36 (06) ◽  
pp. 696-702
Author(s):  
Nolan B. Seim ◽  
Enver Ozer ◽  
Sasha Valentin ◽  
Amit Agrawal ◽  
Mead VanPutten ◽  
...  

AbstractResection and reconstruction of midface involve complex ablative and reconstructive tools in head and oncology and maxillofacial prosthodontics. This region is extraordinarily important for long-term aesthetic and functional performance. From a reconstructive standpoint, this region has always been known to present challenges to a reconstructive surgeon due to the complex three-dimensional anatomy, the variable defects created, combination of the medical and dental functionalities, and the distance from reliable donor vessels for free tissue transfer. Another challenge one faces is the unique features of each individual resection defect as well as individual patient factors making each preoperative planning session and reconstruction unique. Understanding the long-term effects on speech, swallowing, and vision, one should routinely utilize a multidisciplinary approach to resection and reconstruction, including head and neck reconstructive surgeons, prosthodontists, speech language pathologists, oculoplastic surgeons, dentists, and/or craniofacial teams as indicated and with each practice pattern. With this in mind, we present our planning and reconstructive algorithm in midface reconstruction, including a dedicated focus on dental rehabilitation via custom presurgical planning.


Author(s):  
Tingting Xia ◽  
Chengfei Xu ◽  
Pengfei Dai ◽  
Xiaoyun Li ◽  
Riming Lin ◽  
...  

Three-dimensional (3D) conductive polymers are promising conductive matrices for electrode materials toward electrochemical energy storage. However, their fragile nature and weak binding forces with active materials could not guarantee long-term...


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