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Fundamental Study on Improved Phosphorus Recovery from Sewage Sludge Incinerated Ash
In this study, improved methods of acid extraction and alkali extraction were proposed and examined for efficient recovery of phosphorus from sewage sludge incinerated ash. In the acid extraction method, iron phosphate was chosen to precipitate phosphate from the acid extraction solution, and EDTA was added to keep heavy metals soluble. The experimental results showed that 91-100% of phosphorus was recovered as iron phosphate. Also, the EDTA addition decreased the heavy metal content in the precipitate, but its effect appears to be limited. In the alkali extraction method, 55% of phosphorus was extracted by the conventional method using 0.1M NaOH at 70oC. Carbon dioxide was applied to the alkali treated ash, and dissolved 24% of phosphorus. Thus, phosphorus recovery was increased to a total of 79% from the sewage sludge incinerated ash by the improved alkali method
Disaster Detection of the 2016 Kumamoto Earthquake by Using Remote Sensing
The Kumamoto earthquake is a series of seismic activity in Kumamoto Prefecture and prefectures around it including the former shock (M6.5, seismic intensity 7) which occurred at 21:26 on April 14, 2016, and the main shock (M7.3, seismic intensity 7) which occurred at 1:25 on April 16, and after shocks. In this paper, we detect disasters of Kumamoto earthquake by using remote sensing technique. The used data are aerial photographs (resolution: 35cm), ALOS-2/PALSAR-2 (resolution: 3m) and LANDSAT-8/OLI (resolution: 30m) data. We focus the disaster detection in Minami-Aso-Mura in Kumamoto Prefecture where was a most damaged area by the earthquake
Investigating Language Proficiency and Learning Style Preference
Individual differences (ID) among language learners (e.g. language aptitude or motivation), are variables that are theorized to affect the degree of success one will have in acquiring a second language (L2). This study sought to add to the body of literature on learning style. 225first year students (divided into two groups based on English proficiency) at a private Japanese university were surveyed to determine their preferred learning style(s). The data obtained were then examined in relationship to the two groups’ English proficiency to search for any statistically significant differences between the groups. It was found that the highest-and lowest-ranked learning styles (auditory learning and individual learning) were the same for both Group A (higher proficiency)and Group B (lower proficiency), but to a statistically significant degree of difference
On the Application of Communicative Approach in English Education at Fukui University of Technology
In 2013 Fukui University of Technology launched the SPEC (the Special Program for English Communication) program, which focuses on improving students’ communication skills in English. The main purpose of this program is to develop human resources who can be actively involved in international arenas after graduation. The first-and second-year students learn everyday conversations in English and the third-and fourth-year students learn business English or technical English depending on their interest. Besides the regular subjects, extracurricular studies and activities are provided for the students and they can immerse themselves in a favorable situation for English learning throughout their college life
サルコペニアを呈するデイケア利用者における身体機能,栄養状態,咀嚼・嚥下機能の特徴
高齢者の身体機能低下の原因の一つとしてサルコペニアが挙げられる.本研究は,サルコペニアを呈する要支援・要介護高齢者における身体機能,栄養状態,咀嚼・嚥下機能の特徴を明らかにすることを目的とした.デイケア利用者45名(男性14名,女性31名,年齢83.5±8.3歳)を対象にサルコペニア群(8名,男性4名,女性4名,年齢87.2±5.6歳)と非サルコペニア群(37名,男性11名,女性26名,年齢83.2±7.6歳)とに群分けし,基本情報(年齢・身長・体重・BMI・腹囲・介護度),個別リハビリテーションの頻度,身体機能(握力・歩行能力),栄養状態,咀嚼・嚥下機能を調査した.結果,サルコペニア群は体重・BMI・歩行能力・栄養状態・反復唾液嚥下テストが有意に低い値を示した.デイケア利用者に対してサルコペニアを予防・改善するためには歩行能力,栄養状態,嚥下機能に着目した介入の必要性が示唆された