Results 41 to 50 of about 3,287 (260)

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Unraveling the microbiomes contributing to biodeterioration dynamics of limestone heritage at the Longmen Grottoes archeological site

open access: yesMicrobiome
Background The Longmen Grottoes archeological site is a representative of the UNESCO World Heritage. Unfortunately, the long-term exposure to the outdoor environment has caused severe damage to the limestone heritage at this archeological site due to ...
Xiaoying Zhang   +3 more
doaj   +1 more source

Preliminary investigation of late Mughal period wall paintings from historic monuments of Begumpura, Lahore

open access: yesFrontiers of Architectural Research, 2018
Deterioration of wall paintings caused by environmental pollution is a worldwide problem especially with reference to the present industrial era. The alarming incremental trend of pollution in Pakistan has threatened the cultural assets.
Saima Gulzar, Jean-Pierre Burg
doaj   +1 more source

Carboxylic‐Acid Functionalized Multiwalled Carbon Nanotube‐Alkane‐Based Resistive Temperature Sensor for Cold Chain Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a reversible temperature sensor with high switching ratio, ∼103. The device is fabricated using PET‐ITO and carbon nanotube dispersions in alkane. Considering its application in cold chain logistics, a proof‐of‐concept with LED is showcased. Thus, a temperature drop below the threshold temperature (crystallization temperature of the
Sunil Kumar Behera   +8 more
wiley   +1 more source

Comparing the Parinirvāṇa Scene in Buddhist Murals of Myanmar | မြန်ြာနှိိုင်ငံရှှိ ဗိုဒ္ဓဝင်နံရံဆ ေးဆရေးပန်ေးခ ျီြ ာေးြှ ပရှိနှိဗဗာန်စံခန်ေးကှိို နှိှိုင်ေးယှဉ်မခင်ေး

open access: yesSPAFA Journal, 2020
From the beginning of the Bagan period (11th century CE), Buddha’s Parinirvāṇa Scene has been depicted on wall paintings in religious buildings and hollow vaulted temples at various places of middle Myanmar.
Aye Aye Oo
doaj   +1 more source

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Conservation-restoration Work on the Wall Paintings in the Church of St. George in Lovran

open access: yesZbornik Lovranšćine, 2016
In the sanctuary of the parish church of St. George in Lovran there is a cycle of wall paintings considered to be made around 1470. The wall paintings were discovered in the middle of the 20th century under the layers of colour and plaster from the ...
Kristina Krulić
doaj  

Bio‐Archive of Cultural Heritage Microbiomes for Sustainable Conservation in the Multi‐Omics Era

open access: yesAdvanced Genetics
Cultural heritage sites are commonly exposed to outdoor environments, resulting in severe damage to heritage objects from biotic and abiotic processes.
Xiaomei Fu, Fasi Wu, Xiaobo Liu
doaj   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

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