Results 51 to 60 of about 517,089 (299)

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Biomass and Net Primary Productivity in Three Different Aged Butea Forest Ecosystems in Western India, Rajasthan [PDF]

open access: yesIranica Journal of Energy and Environment, 2011
The study was conducted to estimate the biomass and net primary productivity of different age grouped (5, 10 and 15-year-old) Butea monosperma forest ecosystems in western India , Rajasthan (located between 23º49′ to 25º28′ N latitudes and 73º0′ to 75º49′
J.I. Nirmal Kumar   +3 more
doaj  

Simulation study of China’s net primary production

open access: yesChinese Science Bulletin, 2008
Spatial and temporal distribution of vegetation net primary production (NPP) in China was studied using three light-use efficiency models (CASA, GLOPEM and GEOLUE) and two mechanistic ecological process models (CEVSA, GEOPRO). Based on spatial and temporal analysis (e.g.
ZhiQiang Gao, JiYuan Liu
openaire   +1 more source

Robust Spot Melting by 3D Spot Arrangements in Electron Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
This work proposes an approach to replace separately melted contours for spot melting in electron beam powder fusion. Adapting the spot arrangements close to the contour combined with stacking yields a comparable surface quality without the inherent challenges of separate contours, as demonstrated, by electron optical images and roughness measurements.
Tobias Kupfer   +4 more
wiley   +1 more source

Optimum Temperatures for Net Primary Productivity of Three Tropical Seagrass Species

open access: yesFrontiers in Plant Science, 2017
Rising sea water temperature will play a significant role in responses of the world's seagrass meadows to climate change. In this study, we investigated seasonal and latitudinal variation (spanning more than 1,500 km) in seagrass productivity, and the ...
Catherine J. Collier   +9 more
doaj   +1 more source

Dual‐Layer Living Hydrogel Enables On‐Demand Delivery of Phages and Probiotics for Synergistic Wound Infection Therapy

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐layer living hydrogel, ProΦGel, integrates bacteriophages and probiotics for synergistic wound infection therapy. The outer gelatin‐based matrix releases phages on demand in response to P. aeruginosa infections, while inner alginate beads sustain probiotic delivery.
Siyuan Tao   +6 more
wiley   +1 more source

Land use cover changes abated terrestrial ecosystem carbon sink in China during the past four decades

open access: yesAll Earth
Changes in land use and cover can strongly affect terrestrial carbon balance, which in turn can affect the calculation of carbon sinks that will keep future temperature within desired limits.
Xueqing Jiang   +6 more
doaj   +1 more source

An Urban Migraine: The Influence of Artificial Light at Night on Aquatic Primary Productivity [PDF]

open access: yes, 2016
Artificial light at night (ALAN), or unnatural lighting produced by anthropogenic sources, has drastically altered the nighttime environment and is anticipated to increase as urban populations grow and electricity expands into previously unlit areas. The
Rubinoff, Benjamin
core  

From Wafers to Electrodes: Transferring Automatic Optical Inspection (AOI) for Multiscale Characterization of Smart Battery Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Automat optical inspection (AOI) techniques in semiconductor fabrication can be leveraged in battery manufacturing, enabling scalable detection and analysis of electrode‐ and cell‐level imperfections through AI‐driven analytics and a digital‐twin framework.
Jianyu Li, Ertao Hu, Wei Wei, Feifei Shi
wiley   +1 more source

A model for the simulation of macroalgal population dynamics and productivity [PDF]

open access: yes, 1997
A mathematical model to simulate the population dynamics and productivity of macroalgae is described. The model calculates the biomass variation of a population divided into size-classes.
Duarte, Pedro, Ferreira, João
core   +2 more sources

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