Results 71 to 80 of about 867,349 (301)

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Algorithmic Geology: Tackling Methodological Challenges in Applying Machine Learning to Rock Engineering

open access: yesGeosciences
Technological advancements have made rock engineering more data-driven, leading to increased use of machine learning (ML). While the use of ML in rock engineering has the potential to transform the industry, several methodological issues should first be ...
Beverly Yang   +3 more
doaj   +1 more source

A Rapid Method of the Rock Mass Surface Reconstruction for Surface Deformation Detection at Close Range

open access: yesSensors, 2020
Characterizing the surface deformation during the inter-survey period could assist in understanding rock mass progressive failure processes. Moreover, 3D reconstruction of rock mass surface is a crucial step in surface deformation detection.
Qijun Hu   +6 more
doaj   +1 more source

Comparing rockfall scar volumes and kinematically detachable rock masses [PDF]

open access: yes, 2017
Scenario-based risk assessment for rockfalls, requires assumptions for different scenarios of magnitude (volume). The magnitude of such instabilities is related to the properties of the jointed rock mass, with the characteristics of the existing ...
Corominas Dulcet, Jordi   +1 more
core   +2 more sources

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Flux‐Regulated Crystallization of Perovskites Using Machine Learning‐Predicted Solvent Evaporation Rates for X‐Ray Detectors

open access: yesAdvanced Functional Materials, EarlyView.
By integrating machine learning into flux‐regulated crystallization (FRC), accurate prediction of solvent evaporation rates in real time, improving crystallization control and reducing crystal growth variability by over threefold, is achieved. This enhances the reproducibility and quality of perovskite single crystals, leading to reproducible ...
Tatiane Pretto   +8 more
wiley   +1 more source

Influence of rock mass properties and powder factor on the fractal dimension of the natural rock mass blocks during blasting

open access: yesDiscover Geoscience
The rock mass fragmentation in discontinuous rock mass is a concern issue in rock mass blasting. The purpose of the study is to find out the influencing parameters of rock mass and blast design in degree of fragmentation of natural block during blasting.
Ajay Pratap Singh Tomar   +3 more
doaj   +1 more source

ROCK MASS QUALITY EFFECTED BY LINEAMENT USING ROCK MASS RATING (RMR)– CASE STUDY FROM FORMER QUARRY SITE [PDF]

open access: yesEarth Science Malaysia, 2017
Lineament plays major role in stability and strength of rock mass. The presence of lineaments will decrease the strength of rock mass. Lineament can be identified or trace using topographic map, aerial photographs or satellite images. In this research,
Hamzah   +3 more
doaj   +1 more source

Beagle 2: Seeking the signatures of life on Mars [PDF]

open access: yes, 2003
ESA's Beagle 2 lander will land on Mars to search for signatures of present and past life. A Gas Analysis Package (GAP) with a mass spectrometer, XRF, Mossbauer, stereo cameras, microscope, environmental sensors, rock corer/grinder, and a Mole attachment
Gibson Jr., E. K.   +9 more
core  

Pengukuran Modulus Elastisitas Dinamis Batuan dengan Metode Seismik Refraksi [PDF]

open access: yes, 2012
The seismic wave velocity in rock formation depends on the elastic modulus and mass density of rock where the wave travels. The velocity measurement of P and S waves on rock formation and the mass density in the laboratory can be used for calculating the
Salim, A. (Ashadi)
core   +3 more sources

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