Articles with "lumber" as a keyword



Impact of drying parameter, tissue type, and lumber orientation on the collapse shrinkage of Macassar ebony wood

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Published in 2025 at "Drying Technology"

DOI: 10.1080/07373937.2025.2504449

Abstract: Abstract Strengthening the fundamental understanding of drying-related collapse phenomena and improving methods to regulate collapse-type deformations are critical for enhancing the industrial utilization of collapse-prone hardwood lumber. This study aimed to investigate wood-moisture desorption and… read more here.

Keywords: type; shrinkage; macassar ebony; wood ... See more keywords

A new method for defect detection in lumber images: optimising the energy model by an irregular parametric genetic approach

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Published in 2017 at "International Wood Products Journal"

DOI: 10.1080/20426445.2016.1241912

Abstract: Accurate detection of surface defects plays a vital role in automated analysis of lumber quality in the wood industries. A new method, based on a genetic optimisation of energy model, is introduced here for defect… read more here.

Keywords: detection; energy; new method; lumber images ... See more keywords

Economic implications of a native tree disease, Caliciopsis canker, on the white pine (Pinus strobus) lumber industry in the northeastern United States

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Published in 2019 at "Canadian Journal of Forest Research"

DOI: 10.1139/cjfr-2018-0380

Abstract: In the northeastern United States, eastern white pine (Pinus strobus L.) is a leading species in the forest products industry. The native pathogen Caliciopsis pinea Peck is associated with Caliciopsis canker of white pine, with… read more here.

Keywords: white pine; lumber; caliciopsis canker; canker ... See more keywords

Acoustic Velocity at the Tree, Log, and Lumber Levels and Their Relationship with Lumber Bending Properties

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Published in 2025 at "Canadian Journal of Forest Research"

DOI: 10.1139/cjfr-2025-0065

Abstract: This study investigated the relationships between acoustic velocity (AV) measured on standing trees, stems, logs, and lumber pieces, and static lumber bending stiffness (MOE) and strength (MOR). The relationships were examined at four measurement scales:… read more here.

Keywords: lumber levels; log lumber; log; stem ... See more keywords

Cross-Laminated Timber Panels Produced by Low-Grade Yellow-Poplar Sorted by Nondestructive Evaluation

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Published in 2024 at "Forest Products Journal"

DOI: 10.13073/fpj-d-24-00029

Abstract: To manufacture and market a uniform and consistent product, the US lumber industry developed grading rules to classify their lumber. Visual grading is the most commonly applied grading system, although nondestructive evaluation (NDE) could be… read more here.

Keywords: panels produced; nondestructive evaluation; lumber; cross laminated ... See more keywords

Measuring industrial lumber production using nighttime lights: A focus study on lumber mills in British Columbia, Canada

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Published in 2022 at "PLoS ONE"

DOI: 10.1371/journal.pone.0273740

Abstract: Nighttime lights (NTL) are the procurement of remotely sensed artificial illumination from the Visible Infrared Imaging Radiometer Suite (VIIRS) satellite. NTL provides a unique perspective on anthropogenic activity by characterizing spatial and temporal patterns related… read more here.

Keywords: british columbia; industrial lumber; nighttime lights; production ... See more keywords
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Estimating lumber properties with acoustic-based technologies—Part 1: Modeling acoustic (stress) wave behavior in clear wood and lumber

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Published in 2020 at "Wood and Fiber Science"

DOI: 10.22382/wfs-2020-036

Abstract: This research article summarizes results from Part 1 of a study designed to examine using advanced signal processing techniques with acoustic-based lumber assessment technologies to evaluate the MOE, ultimate tension stress (UTS), and MOR of… read more here.

Keywords: part; acoustic based; wave behavior; behavior clear ... See more keywords

Synergistic Effects of Heating Platens’ Temperature and Compression Ratio on the Periodic Hot-Press Drying of Chinese Fir Lumber

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Published in 2024 at "Forests"

DOI: 10.3390/f15010203

Abstract: The effects of periodic hot-press drying on drying behavior and mechanical damage to Chinese fir lumber were investigated by taking the heating platens’ temperature (TP) and compression ratio (Rc) as experimental factors. The temperature and… read more here.

Keywords: press drying; periodic hot; chinese fir; hot press ... See more keywords

Effect of Rotation Age and Thinning Regime on Visual and Structural Lumber Grades of Douglas-Fir Logs

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Published in 2018 at "Forests"

DOI: 10.3390/f9090576

Abstract: Douglas-fir, the most important timber species in the Pacific Northwest, US (PNW), has high stiffness and strength. Growing it in plantations on short rotations since the 1980s has led to concerns about the impact of… read more here.

Keywords: rotation age; douglas fir; lumber; thinning regime ... See more keywords

An EM/MCMC Markov-Switching GARCH Behavioral Algorithm for Random-Length Lumber Futures Trading

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Published in 2024 at "Mathematics"

DOI: 10.3390/math12030485

Abstract: This paper tests using two-regime Markov-switching models with asymmetric, time-varying exponential generalized autoregressive conditional heteroskedasticity (MS-EGARCH) variances in random-length lumber futures trading. By assuming a two-regime context (a low s=1 and high s=2 volatility), a… read more here.

Keywords: random length; markov switching; lumber; lumber futures ... See more keywords