Results 11 to 20 of about 449,073 (289)

Spatiotemporal changes in biomass after selective logging in a lowland tropical rainforest in peninsular Malaysia [PDF]

open access: yes, 2021
We studied biomass changes in a lowland tropical rain forest in the Pasoh Forest Reserve of Peninsular Malaysia after selective logging in 1958. A tree census was undertaken every 2 years from 1998 to 2012 in a 6-ha logged forest plot.
Eng, Seng Quah   +9 more
core   +1 more source

Advances in Formation Evaluation and Well Logging Technology: Overview of the SPWLA 63rd Annual Logging Symposium

open access: yesCejing jishu, 2023
Annual logging symposium of Society of Petrophysicists and Well Log Analysts (SPWLA) is an important platform for international advanced well logging technology communication.
WANG Xiaoning   +5 more
doaj   +1 more source

Research and Experiment on Separation Method of Different Electromagnetic Field Components Measured by Tilting Coil

open access: yesCejing jishu, 2023
Tilt coil is one of the commonly used antenna structures of azimuthal electromagnetic wave logging while drilling tools, which is widely used in Schlumberger, Halliburton and such instruments developed in China National Offshore Oil Corporation and China
TIAN Yuanshi   +5 more
doaj   +1 more source

Application of Deep Learning in Element Logging

open access: yesCejing jishu, 2023
The count rate of gamma spectrum measured by the small size element logging tool is low. Based on the conventional spectral analysis method, the calculation error of element dry weight is large.
GE Yunlong   +5 more
doaj   +1 more source

Design and Implementation of the Controllable-Source Neutron Porosity Logging While Drilling Tool

open access: yesCejing jishu, 2023
In order to avoid the construction risk caused by chemical sources in the radioactive logging of highly deviated wells, long horizontal wells and complex operating conditions, to obtain the formation data safely and efficiently, the controllable-source ...
CHEN Hui   +5 more
doaj   +1 more source

The Creation, Analysis and Applications of τ-Σ Chart in the Pulsed Neutron Attenuation

open access: yesCejing jishu, 2023
Pulsed neutron attenuation logging data traditionally calculate capture cross section by slope change, and a new analysis and processing method is proposed to solve the problems of information loss and complex parameters setting. Traditional way displays
KANG Xiaoquan   +5 more
doaj   +1 more source

Bio-logging [PDF]

open access: yesCurrent Biology, 2016
Fehlmann and King introduce bio-logging techniques to track free-living animals.
Fehlmann, G., King, A.
openaire   +5 more sources

Morphology and Depositional Processes of a Carbonate-Filled Canyon in the Carboniferous KT-II Formation of the Eastern Precaspian Basin, Kazakhstan: Insight from 3D Seismic Data

open access: yesGeofluids, 2023
Canyons in carbonate depositional settings, as important elements of the source-to-sink system, remain poorly studied compared to those in siliciclastic depositional environments.
Jiapeng Wu   +10 more
doaj   +1 more source

Reconciling timber extraction with biodiversity conservation in tropical forests using reduced-impact logging [PDF]

open access: yes, 2015
Over 20% of the world's tropical forests have been selectively logged, and large expanses are allocated for future timber extraction. Reduced-impact logging (RIL) is being promoted as best practice forestry that increases sustainability and lowers CO2 ...
Azevedo-Ramos   +49 more
core   +2 more sources

Efficient Logging in Non-Volatile Memory by Exploiting Coherency Protocols [PDF]

open access: yes, 2017
Non-volatile memory (NVM) technologies such as PCM, ReRAM and STT-RAM allow processors to directly write values to persistent storage at speeds that are significantly faster than previous durable media such as hard drives or SSDs.
Cohen, Nachshon   +2 more
core   +2 more sources

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