Japanese Cedar
Japanese cedar (Cryptomeria japonica) ash as a natural activating agent for preparing activated carbon
... for Japanese cedar char pre- pared at carbonization temperatures of 750, 850, and 950 °C and a carbonization duration of ...the Japanese cedar wood ash in the interior of the precursor slowed ...
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Application of activable tracers to investigate radial movement of minerals in the stem of Japanese cedar (Cryptomeria japonica)
... in Japanese cedar proceeds by two steps: active transport from the sapwood to the out- ermost heartwood through rays, and thereafter diffusion to the inner ...
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Two-step hydrolysis of Japanese cedar as treated by semi-flow hot-compressed water
... treated Japanese cedar with subcritical water by using the semi-fl ow-type reactor. It was reported that the highest total recovered saccharide yield of about 37.26 wt% on extractive-free wood fl our basis ...
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Raman spectroscopic study on pyrolyzed wood and bark of Japanese cedar: temperature dependence of Raman parameters
... For the heat-treated Japanese cedar, we assumed that the I and D ⬘ bands are negligible but that a band (T) exists at about 1160 cm ⫺1 . Hence the Raman spectra were ana- lyzed on the assumption that they ...
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Biomass carbon accumulation in aging Japanese cedar plantations in Xitou, central Taiwan
... The study design consisted of 12 even-aged Japanese cedar stands along a stand age gradient from 37 to 93 years (Table 1). Seven of the selected stands (CJ20, CJ33, CJ41, CJ46, CJ50, CJ62, and CJ73; the ...
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Evaluation of rolling shear modulus and strength of Japanese cedar cross-laminated timber (CLT) laminae
... To compare the experimentally obtained shear mod- ulus in the lamina with the previously reported on-axis shear modulus of Japanese cedar, material properties from the literature [9] were adopted (listed in ...
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Pretreatment of Japanese cedar by ionic liquid solutions in combination with acid and metal ion and its application to high solid loading
... Results: First, the novel ionic liquid pretreatment was investigated by changing the pretreatment solvent and the anti-solvent. A mixture of IL, acid and ferric oxide (Fe 3+ ) ion was most effective for pretreatment, and ...
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Non Contact Velocity Measurement of Japanese Cedar Columns Using Air Coupled Ultrasonics
... softwood [10]. For Japanese cedar, Hasegawa et al. [2] and Mishiro [14] reported that the ratios of velocity in the longitudinal direction to that in the radial direction were 2.3; the ratios of velocity in ...
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Radial movement of sapwood-injected rubidium into heartwood of Japanese cedar (Cryptomeria japonica) in the growing period
... a Japanese cedar cultivar in the growing period, and its radial movement in stem was traced to investigate the accumulation of alkali metals in the ...of Japanese cedar has two steps, active ...
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Gender differences in the psychophysiological effects induced by VOCs emitted from Japanese cedar (Cryptomeria japonica)
... of Japanese cedar tend to suppress the activation of the sympathetic nervous ...in Japanese cedar wood that contribute to relax- ation ...
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Adsorption for Dyes on Activation Carbons from Japanese Cedar Wood Prepared by Precarbonization and Two-stage Composite Activations with Wood Ash and Steam - Volume 8 Number 4 (Aug. 2017) - IJCEA
... precursor Japanese cedar particles were placed on a stainless steel disc in a vertical high temperature activation furnace (inner diameter, 26 cm; inner height, 40 cm; Chi-How Heating ...
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Effects of high temperature kiln drying on the practical performances of Japanese cedar wood (Cryptomeria japonica) I: changes in hygroscopicity due to heating
... Significant loss in weight (WL) and reduction in equilibrium moisture content (M) were recognized in Japanese cedar wood specimens after heating at 90° and 120°C, whereas no change was induced by steaming ...
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Relationship between 137Cs concentration and potassium content in stem wood of Japanese cedar (Cryptomeria japonica)
... Wood samples from Japanese cedar were collected from a plantation in the Funyu Experiment Forest, Utsunomiya University, Tochigi, Japan (36°46′N, 139°49′E). The Uni- versity Forest is located at about 130 ...
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Effect of drying method as a pretreatment on CUAZ preservative impregnation in Japanese cedar logs
... To investigate the effect of the drying method on preserva- tive impregnation, green logs of Japanese cedar were divided into two groups and subjected to either air drying or kiln drying followed by ...
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Recent research and development on sugi (Japanese cedar) structural glued laminated timber
... (Japanese cedar: Cryptomeria japonica) is the most important afforestation species in ...the Japanese glued laminated timber (GLT) industry did not accept sugi as a raw material for glulam, because ...
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Decontamination of Cs from Japanese cedar (Cryptomeria japonica) via kraft cooking
... Japanese cedar (Cryptomeria japonica D. Don) is one of the most abundant forest resources in Japan, comprising 43% of the country’s artificial forests [4], and it is one of the most valuable plantations for ...
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Comparative study on topochemistry of delignification from Japanese cedar and Japanese beech by hydrothermal treatment
... residue after treatment. Although some alternation of the lignin through condensation might result during hot-com- pressed water treatment and obscure the data, overall the results obtained would suggest that middle ...
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Effect of thinning on the ring characteristics of Japanese cedar plantation trees
... Japanese cedar (Cryptomeria japonica) is a dominant species of plantations and is a potentially important timber resource in ...of Japanese cedar obtained from unthinning and thinning ...
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Pyrolysis reactions of Japanese cedar and Japanese beech woods in a closed ampoule reactor
... for Japanese cedar (Cryptomeria japonica) wood (a soft- wood) and Japanese beech (Fagus crenata) wood (a hard- wood) with a closed ampoule reactor under the heat treatment conditions of N 2 ...
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Chemical kinetics of Japanese cedar, cypress, fir, and spruce and characterization of charcoal
... Abstract Thermogravimetric and differential thermal analyses techniques have been applied to investigate the thermal degradation characteristics and chemical kinetics of Japanese cedar, cypress, fir, and ...
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