Zobrazeno 1 - 10
of 204
pro vyhledávání: '"40 Optical, magnetic and electronic device materials"'
Publikováno v:
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
Science and Technology of Advanced Materials, Vol 22, Iss 1, Pp 543-556 (2021)
article-version (VoR) Version of Record
Science and Technology of Advanced Materials, Vol 22, Iss 1, Pp 543-556 (2021)
First-principles calculation based on density functional theory is a powerful tool for understanding and designing magnetic materials. It enables us to quantitatively describe magnetic properties and structural stability, although further methodologi
Autor:
Pavel Novák, Takuya Yoshioka, Hiroki Tsuchiura, Alexander Kovacs, Johann Fischbacher, Thomas Schrefl
Publikováno v:
Science and Technology of Advanced Materials, Vol 22, Iss 1, Pp 748-757 (2021)
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
It has been empirically known that the coercivity of rare-earth permanent magnets depends on the size and shape of fine particles of the main phase in the system. Also, recent experimental observations have suggested that the atomic-scale structures
Publikováno v:
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
Science and Technology of Advanced Materials, Vol 22, Iss 1, Pp 326-344 (2021)
article-version (VoR) Version of Record
Science and Technology of Advanced Materials, Vol 22, Iss 1, Pp 326-344 (2021)
The state-of-the-art artificial intelligence technologies mainly rely on deep learning algorithms based on conventional computers with classical von Neumann computing architectures, where the memory and processing units are separated resulting in an
Publikováno v:
Science and Technology of Advanced Materials, Vol 22, Iss 1, Pp 729-747 (2021)
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
Permanent magnets, and particularly rare earth magnets such as Nd-Fe-B, have attracted much attention because of their magnetic properties. There are two well-established techniques for obtaining sintered magnets and bonded Nd-Fe-B magnets. Powder me
Autor:
Seiji, Miyashita, Masamichi, Nishino, Yuta, Toga, Taichi, Hinokihara, Ismail Enes, Uysal, Takashi, Miyake, Hisazumi, Akai, Satoshi, Hirosawa, Akimasa, Sakuma
Publikováno v:
Science and Technology of Advanced Materials
article-version (VoR) Version of Record
article-version (VoR) Version of Record
To study the temperature dependence of magnetic properties of permanent magnets, methods of treating the thermal fluctuation causing the thermal activation phenomena must be established. To study finite-temperature properties quantitatively, we need
Autor:
Jisoo Kang, Yong Hyun Kim, Dong-Jin Lee, Jonghee Lee, Joo Won Han, Seunggun Yu, Nam Sung Cho, Woo Jin Sung, Chul Woong Joo
Publikováno v:
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 35-41 (2019)
Science and Technology of Advanced Materials
Science and Technology of Advanced Materials
We demonstrate high-performance down-conversion microlens array (DC-MLA) films for white organic light-emitting diodes (OLEDs). The DC-MLA films are readily fabricated by an imprinting method based on breath figure patterns, which are directly formed
Autor:
Satoshi Watanabe, Bo Xiao
Publikováno v:
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 580-588 (2019)
Science and Technology of Advanced Materials
Science and Technology of Advanced Materials
Cu/Ta2O5/Pt and Cu/SiO2/Pt are two of the most promising resistance switches. From experimental observations, it is speculated that the presence of H2O in the amorphous Ta2O5 and SiO2 (a-Ta2O5 and a-SiO2) facilitates the rate-limiting step during the
Autor:
Lei Sun, Ming-yue Xiong, Long Weimin, Meng Zhao, Nan Jiang, Zhi-Quan Liu, Peng He, Liang Zhang
Publikováno v:
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 876-901 (2019)
Science and Technology of Advanced Materials
Science and Technology of Advanced Materials
Electronic products are evolving towards miniaturization, high integration, and multi-function, which undoubtedly puts forward higher requirements for the reliability of solder joints in electronic packaging. Approximately 70% of failure in electroni
Autor:
Xingtang Zhang, Nobutaka Hanagata, Jiangtao Huangfu, Mingsheng Xu, Weijia Wang, Chao Ma, Jiajia Shen
Publikováno v:
Science and Technology of Advanced Materials
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 870-875 (2019)
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 870-875 (2019)
Liquid-phase exfoliated graphene sheets are promising candidates for printing electronics. Here, a high-performance printed 2.4 GHz graphene-based antenna is reported. Graphene conductive ink prepared by using liquid-phase exfoliation process is prin
Publikováno v:
Science and Technology of Advanced Materials
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 497-510 (2019)
Science and Technology of Advanced Materials, Vol 20, Iss 1, Pp 497-510 (2019)
The growing interest in near-infrared (NIR) imaging is explained by the increasing number of applications in this spectral range, which includes process monitoring and medical imaging. NIR-to-visible optical upconverters made by integrating a NIR pho