Results 101 to 110 of about 3,950,284 (345)

Finish machining of hardened steel by face milling using uncoated and TiSiN and TiAlN coated PCBN tools

open access: yesТехнічна інженерія
The article presents the results of experimental studies on the influence of various cutting regimes on the surface roughness of high-hardness hardened steel obtained after face milling with polycrystalline cubic boron nitride (PCBN) tools, both uncoated
Ya.Р. Kovalenko, P.Р. Melnychuk
doaj   +1 more source

DETERMINATION OF CUTTING TEMPERATURE WHILE MILLING TITANIUM ALLOY BY FACE MILLS

open access: yesJournal of Mechanical Engineering the National Technical University of Ukraine "Kyiv Polytechnic Institute", 2016
In this article, the analysis process features high-speed cutting, which mainly attributed to the cutting temperatures depending on the speed of processing. Shows that depending on the design and tool size main criterion decrease temperature cutting not always characterized by high-speed processing. The reason for this is the rise temperature to values
openaire   +2 more sources

User's manual for tooth contact analysis of face-milled spiral bevel gears with given machine-tool settings [PDF]

open access: yes
Research was performed to develop a computer program that will: (1) simulate the meshing and bearing contact for face milled spiral beval gears with given machine tool settings; and (2) to obtain the output, some of the data is required for hydrodynamic ...
Chen, Jui-Sheng   +2 more
core   +1 more source

Silver Screen Tarnishes Unions [PDF]

open access: yes, 1981
[Excerpt] Organizing a film festival of pro-labor Hollywood films would be rather difficult.
Margolies, Ken
core   +1 more source

Artificial Amorphous Interface Matters for Boosting High‐Voltage Stable LiCoO2 Cathode

open access: yesAdvanced Functional Materials, EarlyView.
The amorphization of phosphate‐based surface layer with favorable Li‐ion conducting kinetics is realized by precisely tailored atomic‐level fabrication. This amorphous coating enables the lithium cobalt oxide (LCO) cathode superior high‐voltage rate capability and cycling performance, owing to the fast interfacial ionic transport and maintained ...
Jinjin Ma   +10 more
wiley   +1 more source

How well does the implementation of corporate zero-deforestation commitments in Indonesia align with aims to halt deforestation and include smallholders?

open access: yesEnvironmental Research Letters
In response to growing scrutiny surrounding commodity-driven deforestation, companies have introduced zero-deforestation commitments (ZDCs) with ambitious environmental and social targets.
Adelina Chandra   +6 more
doaj   +1 more source

Olive Mill Wastewater: From a Pollutant to Green Fuels, Agricultural Water Source and Bio-Fertilizer—Part 1. The Drying Kinetics

open access: yesEnergies, 2017
Olive Mill Wastewater (OMWW) treatment is considered to be one of the main challenges that Mediterranean countries face. Although several procedures and technologies are mentioned in the literature, these techniques have several disadvantages or have ...
Mejdi Jeguirim   +3 more
doaj   +1 more source

How Bad a Deal Is Weirton Steel? [PDF]

open access: yes, 1985
[Excerpt] Your issue on worker ownership was excellent. It should be a very useful document for many union people.
Lynd, Staughton, Rosen, Corey
core   +1 more source

Photothermal Macroporous Lignin Cryogels for Off‐Grid, Continuous Atmospheric Water Collection via Interlayer Heat Recovery

open access: yesAdvanced Functional Materials, EarlyView.
Photothermal, macroporous lignin‐based cryogels are engineered to convert sunlight into low‐grade heat. Integrated as stacked beds in a drum‐type device, a thin copper interlayer transfers waste heat between beds, enabling interlayer heat recovery and continuous solar cycling.
Jie Yan   +8 more
wiley   +1 more source

Optimization of novel halophilic lipase production by Fusarium solani strain NFCCL 4084 using palm oil mill effluent

open access: yesJournal of Genetic Engineering and Biotechnology, 2018
Among different sources of lipases, fungal lipases have continued to attract a wide range of applications. Further, halophilic lipases are highly desirable for biodiesel production due to the need to mitigate environmental pollution caused as result of ...
Kiptoo Geoffry, Rajeshwara N. Achur
doaj   +1 more source

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