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1. Full Text No Downlink Pilots Are Needed in TDD Massive MIMO
by Hien Quoc Ngo and Larsson, Erik G
IEEE transactions on wireless communications, ISSN 1536-1276, 05/2017, Volume 16, Issue 5, pp. 2921 - 2935
Fading channels | Base stations | time-division duplexing | zero-forcing processing | maximum-ratio processing | Downlink | keyhole channels | Channel estimation | Blind channel estimation | Coherence | massive MIMO | MIMO | Uplink | downlink | Engineering, Electrical & Electronic | Engineering | Telecommunications | Technology | Science & Technology
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2. Full Text Scaling laws for the laser welding process in keyhole mode
by Fabbro, Remy
Journal of materials processing technology, ISSN 0924-0136, 02/2019, Volume 264, pp. 346 - 351
Keyhole mode laser welding | Keyhole depth | Scaling law | Additive manufacturing | Selective laser melting | Engineering | Materials Science | Technology | Materials Science, Multidisciplinary | Engineering, Manufacturing | Engineering, Industrial | Science & Technology | Laser beam welding | Conductive heat transfer | Melting | Welding | Dimensionless analysis | Heat conductivity | Laser beam melting | Lasers | Scaling laws | Conduction heating | Dependence | Process parameters | Mathematical models | Thermal analysis | Engineering Sciences
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3. Full Text Analysis and possible estimation of keyhole depths evolution, using laser operating parameters and material properties
by Fabbro, Remy and Dal, Morgan and Peyre, Patrice and Coste, Frédéric and Schneider, Matthieu and Gunenthiram, Valerie
Journal of laser applications, ISSN 1042-346X, 08/2018, Volume 30, Issue 3, p. 32410
laser welding | keyhole | keyhole depth estimation | Mechanics | Engineering Sciences | Materials
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4. Full Text Keyhole process in K-TIG welding on 4mm thick 304 stainless steel
by Cui, ShuangLin and Liu, ZuMing and Fang, YueXiao and Luo, Zhen and Manladan, Sunusi Marwana and Yi, Song
Journal of materials processing technology, ISSN 0924-0136, 05/2017, Volume 243, pp. 217 - 228
Keyhole stability | Keyhole dynamic behaviour | One pulse one open keyhole | K-TIG | Welding | Mechanical engineering
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5. Full Text A novel electrode-arc-weld pool model for studying the keyhole formation in the keyhole plasma arc welding process
by Wu, Dongsheng and Tashiro, Shinichi and Hua, Xueming and Tanaka, Manabu
Journal of physics. D, Applied physics, ISSN 0022-3727, 2/2019, Volume 52, Issue 16, p. 165203
keyhole formation | keyhole deviation | Blasting penetration | keyhole plasma arc welding | Physical Sciences | Physics | Science & Technology | Physics, Applied
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6. Full Text A study of keyhole geometry in laser welding of zinc-coated and uncoated steels using a coaxial observation method
by Kim, Jaehun and Oh, Sehyeok and Ki, Hyungson
Journal of materials processing technology, ISSN 0924-0136, 11/2015, Volume 225, pp. 451 - 462
Laser keyhole welding | Zinc coating | Coaxial observation | Keyhole geometry | Keyhole tilting angle | Engineering | Materials Science | Technology | Materials Science, Multidisciplinary | Engineering, Manufacturing | Engineering, Industrial | Science & Technology | Welding | Lasers | Analysis | Methods | Mechanical engineering | Laser beam welding | Keyholes | Apertures | Laser beams | Structural steels | Sustaining | Walls | Zinc
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7. Full Text Keyhole process in K-TIG welding on 4 mm thick 304 stainless steel
by Cui, ShuangLin and Liu, ZuMing and Fang, YueXiao and Luo, Zhen and Manladan, Sunusi Marwana and Yi, Song
Journal of materials processing technology, ISSN 0924-0136, 05/2017, Volume 243, pp. 217 - 228
Keyhole stability | Keyhole dynamic behaviour | One pulse one open keyhole | K-TIG | Equipment and supplies | Image processing | Welding | Mechanical engineering | Welded joints | Stainless steel | Austenitic stainless steels | Welding current | Process parameters | Gas tungsten arc welding | Additive manufacturing | Rare gases
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8. Full Text Elucidation of keyhole induced bubble formation mechanism in fiber laser welding of low carbon steel
by Wu, Dongsheng and Hua, Xueming and Huang, Lijin and Li, Fang and Cai, Yan
International journal of heat and mass transfer, ISSN 0017-9310, 12/2018, Volume 127, pp. 1077 - 1086
Multi-reflection | Laser welding | Keyhole-induced porosity | Keyhole behavior | Keyhole-induced bubble | Thermodynamics | Engineering | Physical Sciences | Technology | Mechanics | Engineering, Mechanical | Science & Technology | Static pressure | Laser beam welding | Welding | Computational fluid dynamics | Computer simulation | Fluid flow | Flow stability | Coalescing | Bubbles | Lasers | Low carbon steels | Carbon steel | Porosity | Curvature | Fiber lasers
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9. Full Text Effect of keyhole geometry and dynamics in zero-gap laser welding of zinc-coated steel sheets
by Kim, Jaehun and Oh, Sehyeok and Ki, Hyungson
Journal of materials processing technology, ISSN 0924-0136, 06/2016, Volume 232, pp. 131 - 141
Keyhole dynamics | Laser keyhole welding | Zinc-coated steel | Zero gap | Keyhole geometry | Engineering | Materials Science | Technology | Materials Science, Multidisciplinary | Engineering, Manufacturing | Engineering, Industrial | Science & Technology | Welding | Lasers | Sheet-metal | Mechanical engineering
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10. Full Text Numerical simulation of plasma arc welding with keyhole-dependent heat source and arc pressure distribution
by Li, T.Q and Wu, C.S
International journal of advanced manufacturing technology, ISSN 0268-3768, 2015, Volume 78, Issue 1-4, pp. 593 - 602
Keyhole | Weld pool | Keyhole-dependent arc pressure distribution | Plasma arc welding | Keyhole-dependent heat source | Engineering | Automation & Control Systems | Engineering, Manufacturing | Technology | Science & Technology | Welding | Analysis | Plasma arc heating | Temperature distribution | Stress concentration | Computational fluid dynamics | Computer simulation | Fluid flow | Pressure distribution | Mathematical models | Numerical prediction | Three dimensional models | Heat flux
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11. Full Text Energy propagation in plasma arc welding with keyhole tracking
by Li, Yan and Feng, Yanhui and Zhang, Xinxin and Wu, Chuansong
Energy (Oxford), ISSN 0360-5442, 01/2014, Volume 64, pp. 1044 - 1056
Keyhole evolution | Keyhole-tracking heat source model | Weld pool | Energy propagation | VOF | PAW | Thermodynamics | Physical Sciences | Technology | Energy & Fuels | Science & Technology | Applied sciences | Metals. Metallurgy | Welding | Joining, thermal cutting: metallurgical aspects | Exact sciences and technology | Evolution | Analysis | Keyholes | Computational fluid dynamics | Dynamics | Plasma arc welding | Mathematical models | Workpieces | Weld metal pool
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12. Full Text Vision-based observation of keyhole geometry in plasma arc welding
by Liu, Zuming and Wu, Chuan Song and Gao, Jinqiang
International journal of thermal sciences, ISSN 1290-0729, 01/2013, Volume 63, pp. 38 - 45
Vision-based observation | Keyhole geometry | Keyhole image | Plasma arc welding | Thermodynamics | Engineering | Physical Sciences | Technology | Engineering, Mechanical | Science & Technology | Applied sciences | Metals. Metallurgy | Welding | Joining, thermal cutting: metallurgical aspects | Exact sciences and technology | Image processing | Analysis | Algorithms | Keyholes | Images | Mathematical models | Vision systems | Channels | Weld metal pool
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13. An open and shut case
: the story of keyhole or minimally invasive surgery
by Wickham, J. E. A. author. (John Ewart Alfred)
2017, ISBN 9781786341723, xvii, 331 pages
History | Endoscopic surgery
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14. Full Text Numerical simulation of molten pool dynamics in high power disk laser welding
by Cho, Won-Ik and Na, Suck-Joo and Thomy, Claus and Vollertsen, Frank
Journal of materials processing technology, ISSN 0924-0136, 01/2012, Volume 212, Issue 1, pp. 262 - 275
Disk laser | Numerical simulation | Molten pool dynamics | Keyhole | Laser welding | Engineering | Materials Science | Technology | Materials Science, Multidisciplinary | Engineering, Manufacturing | Engineering, Industrial | Science & Technology | Sulfur compounds | Models | Mechanical engineering | Analysis | Keyholes | Computer simulation | Shear stress | Mathematical models | Pools | Density | Estimates | Weld metal pool
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15. Full Text Opioid dose-And route-dependent efficacy of oxycodone and heroin vaccines in rats
by Raleigh, Michael D and Laudenbach, Megan and Baruffaldi, Federico and Peterson, Samantha J and Roslawski, Michaela J and Birnbaum, Angela K and Carroll, F. Ivy and Runyon, Scott P and Winston, Scott and Pentel, Paul R and Pravetoni, Marco
The Journal of pharmacology and experimental therapeutics, ISSN 0022-3565, 05/2018, Volume 365, Issue 2, pp. 346 - 353
Life Sciences & Biomedicine | Pharmacology & Pharmacy | Science & Technology | Index Medicus | Drug Discovery and Translational Medicine
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16. Full Text Study of molten pool dynamics and porosity formation mechanism in full penetration fiber laser welding of Al-alloy
by Zhang, Ruolin and Tang, Xinhua and Xu, Lidong and Lu, Fenggui and Cui, Haichao
International journal of heat and mass transfer, ISSN 0017-9310, 02/2020, Volume 148, p. 119089
Molten pool dynamics | Root hump | Full penetration fiber laser welding | Keyhole-induced porosity | Keyhole behavior | Thermodynamics | Engineering | Physical Sciences | Technology | Mechanics | Engineering, Mechanical | Science & Technology | Collapse | Laser beam welding | Aluminum base alloys | Computer simulation | Vapor shear | Aluminum alloys | Silica glass | Coalescing | Dynamic tests | Penetration | Algorithms | Shear stress | Surface tension | Mathematical models | Porosity | Fiber lasers
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17. Full Text Melt pool and keyhole behaviour analysis for deep penetration laser welding
by Fabbro, R
Journal of physics. D, Applied physics, ISSN 0022-3727, 11/2010, Volume 43, Issue 44, pp. 445501 - 445501
Physical Sciences | Physics | Science & Technology | Physics, Applied | Applied sciences | Metals. Metallurgy | Welding | Joining, thermal cutting: metallurgical aspects | Exact sciences and technology | Laser beam welding | Keyholes | Penetration | Melt pools | Mathematical models | Modelling | Weld metal pool
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