Results 11 to 20 of about 410 (86)

Processing Window and Microstructure of NiCoCrAlY Coating Deposited on Cast Iron Using Multilayer Laser Cladding

open access: yesJournal of Spectroscopy, Volume 2019, Issue 1, 2019., 2019
Cast iron is an iron‐carbon alloy widely used in mechanical engineering. Nickel‐base or cobalt‐base alloy coatings prepared by laser cladding can improve the surface properties of cast iron, thereby increasing the service life of the components; however, due to the poor weldability and high carbon content of cast iron, the use of laser cladding to ...
Hao Liu   +7 more
wiley   +1 more source

Timing by rhythms: Daily clocks and developmental rulers

open access: yesDevelopment, Growth &Differentiation, Volume 58, Issue 1, Page 43-58, January 2016., 2016
We compare and contrast two biological "clocks". The circadian clock is used by organisms to regulate their behaviour in time with the 24 hour daily planetary cycle, whereas the segmentation clock appears to be an oscillatory ruler that is used briefly during development to subdivide the body axis into morphological segments.
Alexis B. Webb, Andrew C. Oates
wiley   +1 more source

Exploring visual communication in corporate sustainability reporting: Using image recognition with deep learning

open access: yesCorporate Social Responsibility and Environmental Management, Volume 31, Issue 4, Page 3210-3234, July 2024.
Abstract Photographs and images in sustainability reports can affect readers' impressions of a company. This study conducts an exploratory analysis to investigate the impact of visual content on sustainability reporting and identify corporate reporting strategies.
Yuriko Nakao   +3 more
wiley   +1 more source

Розрахунок геометрії черв’ячної передачі і аналіз її міцності [PDF]

open access: yes, 2022
Робота публікується згідно наказу Ректора НАУ від 27.05.2021 р. №311/од "Про розміщення кваліфікаційних робіт здобувачів вищої освіти в репозиторії університету". Керівник роботи: професор, д.т.н.
Zeng, Xiangquan   +1 more
core  

Machining and Performance Testing of Inclined Double-roller Enveloping Hourglass Worm Drive

open access: yesJixie chuandong, 2018
To eliminate the gear backlash,a new inclined double-roller enveloping hourglass worm drive is proposed. The meshing performance is analyzed based on the meshing geometry of inclined double-roller enveloping hourglass worm drive.
Liu Zaixin   +3 more
doaj  

Spartan Daily October 31, 2011 [PDF]

open access: yes, 2011
Volume 137, Issue 34https://scholarworks.sjsu.edu/spartandaily/1088/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +2 more sources

Analysis of the Isothermal Elastohydronamic Lubrication of Inclined Double-roller Enveloping Hourglass Worm Drive

open access: yesJixie chuandong, 2017
To improve the lubrication performance,antiscuffing capacity and efficiency of worm gear pairs drive,the isothermal elastohydrodynamic lubrication( EHL) simplified model and isothermal line contact mathematical model are established based on meshing ...
Li Jinkuan   +3 more
doaj  

Soundings [PDF]

open access: yes, 2013
This collection of stories features characters who "sound" their pasts, their childhoods, their families, and their obsessions, sometimes surfacing with gained clarity, and sometimes losing themselves to the depths.
Knowlton, Daniel Aaron
core   +1 more source

Standardization in the field of composites [PDF]

open access: yes, 2023
The modern era of composite materials begins at the end of the 19th century with the production of the first polymer–based artificial resins. Since then, the types and technologies of composite materials have been continuously developed and improved ...
Lazović, Tatjana   +3 more
core   +2 more sources

Analysis of Thermal Elastohydronamic Lubrication of Inclined Double-roller Enveloping Hourglass Worm Drive

open access: yesJixie chuandong, 2018
To improve the lubrication performance,anti-scuffing capacity and efficiency of enveloping worm,the elastohydrodynamic lubrication( EHL) line contact model is established based on the research of meshing performance of inclined double-roller enveloping ...
Ou Yue   +4 more
doaj  

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