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Publikováno v:
Engineering Management in Production and Services, Vol 11, Iss 2, Pp 87-105 (2019)
Aiming to reduce flatness (Total Thickness Variation, TTV) defects in the lapping process of the silicon wafer manufacturing, it is crucial to understand and eliminate the root cause(s). Financial losses resulting from TTV defects make the lapping pr
Externí odkaz:
https://doaj.org/article/232982753a9d4891bdd6db72017dee44
Publikováno v:
Materials, Vol 15, Iss 12, p 4230 (2022)
The wafer backside grinding process has been a crucial technology to realize multi-layer stacking and chip performance improvement in the three dimension integrated circuits (3D IC) manufacturing. The total thickness variation (TTV) control is the bo
Externí odkaz:
https://doaj.org/article/ecc13acd16df4d199dc7f012d6c9e6f6
Publikováno v:
Micromachines, Vol 12, Iss 6, p 655 (2021)
Flexible electronics enable various technologies to be integrated into daily life and fuel the quests to develop revolutionary applications, such as artificial skins, intelligent textiles, e-skin patches, and on-skin displays. Mechanical characterist
Externí odkaz:
https://doaj.org/article/0440892eccb442059a4a6200ffab6801
Publikováno v:
Applied Sciences, Vol 9, Iss 22, p 4798 (2019)
The composite structure of a microperforated panel and porous metal is a promising sound absorber for industrial noise reduction, sound absorption performance of which can be improved through parameter optimization. A theoretical model is constructed
Externí odkaz:
https://doaj.org/article/3ac5e1c075d247bebde23f1cf933aba9
Autor:
Ala A. Ghafur, Varoujan K. Sissakian, Dalyia A. Hamoodi, Hassan O. Omer, Fadhil I. Ibrahem, Hawkar A. Abdulhaq
Publikováno v:
Iraqi Geological Journal, Vol 54, Iss 2C, Pp 59-67 (2021)
The main lithological composition of different formations in the Iraqi Kurdistan Region is the carbonate rocks; some of those rocks are suitable for cement production; such as Qamchuqa Bekhme, Sinjar, Pila Spi and Anah formations. However, the six ex
Publikováno v:
Palaeoworld. 30:398-421
The lower Cambrian succession in the Jiaobang section, Jianhe County, eastern Guizhou, China, includes, in ascending order, the Bianmachong, Balang, and Tsinghsutung formations, with a total thickness of about 645 m. Twenty-six morphological genera (
Publikováno v:
انرژیهای تجدیدپذیر و نو, Vol 8, Iss 2, Pp 86-90 (2021)
Polycrystalline silicon wafers are produced by carbothermic reduction of silicon oxides in electric arc furnaces. Leader silicon wafer producer companies use emerging production technologies to reduce the production cost of silicon wafers. These effo
Publikováno v:
Journal of Craniofacial Surgery. 32:2626-2630
In this study, data related to the total soft tissue thickness and fat layer thickness of 41 anatomical landmarks were extracted from the craniofacial computerized tomography data of 280 Chinese individuals (160 males and 120 females). The measuremen
Publikováno v:
Health and Ecology Issues. :71-78
Objective:to evaluate the existing approaches to the treatment of inguinal hernias in the elderly and to propose a strategy for choosing the method of surgical treatment taking into account the metric assessment of the state of the topographical and