• The Journal of Korean Physical Therapy
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• 제12권3호
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• pp.369-377
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• 2000

Hot spring water is petrifaction water and mixed with animals and plants disintegrated water in the underground. The ingredient are complicated and abundant. The contained element is used to facilitate the function of human body. activate the human structure movement. discharge waste material due to increase circulation and metabolism, also it can remain the homeostasis. We can not find research for spa therapy in our country. We use to drink and bath in the hot spring water bue don't have rehabilitation facilities

• 한국결정성장학회지
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• 제26권2호
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• pp.84-88
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• 2016

PVT(Physical vapor transport)법을 이용하여 AlN 단결정을 성장시켰으며 유도 코일의 위치를 변화시켜가면서 핫존의 위치가 달라짐에 따라 변화하는 결과를 비교하였다. 그라파이트 도가니가 사용되었으며 그 규격은 ${\Phi}90{\times}H120$이었다. 온도는 $1950{\sim}2050^{\circ}C$이며 챔버 압력은 150에서 1 Torr까지 사용되었다. 또한 핫존은 실험 회차에 따라 변화를 주었으며 이 결과가 비교되었다. 핫존의 위치가 AlN 단결정 응축 위치에서부터 충분히 아래쪽(> 40 mm)인 경우 성장된 결정 사이즈는 다른 조건들에 비해 양호했지만(${\sim}300{\mu}m/hr$), 조건 재현성은 상당히 떨어졌다. 반대로 핫존과 AlN 성장 위치간의 거리가 가까워질수록 성장된 결정의 크기는 작아지고 결정의 핵이 생성되는 빈도는 낮아지면서 성장된 결정의 질의 안정성은 증가했다. 성장 속도와 품질 두 가지 면에서 초기 핫존 코일의 위치가 결정 성장 위치로부터 20 mm 정도일 때가 가장 우수했다. 핫존의 위치는 매우 민감한 결과를 주었고 이것에서 더 나아가 코일의 이동 속도 또한 최적으로 컨트롤 되어야만 최적의 성장 조건이 설정될 수 있다.

• 대한물리치료과학회지
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• 제10권2호
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• pp.153-162
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• 2003

The purpose of this study was to examine the working condition of physical therapists and the degree of job satisfaction. This study also was to identify the causes of job stress: to examine job stress and job satisfaction; and to find factors that affect job satisfaction for physical therapists in Korea. A self-administered questionnaire survey was conducted from February 17 to March 15 in 2003. Survey data was obtained from 255 therapists registered in Korean Physical-Therapists Association. Results were as follows: 1. The degree of job satisfaction was moderate. 2. The degree of stress with their work was a little high. 3. Duty itself is one of the main factors of job stress of physical therapists. Working atmosphere and the relationships with job colleagues turned to be closely related to the degree of satisfaction. 4. The longer their total term of service was and the older they are, the greater the satisfaction with work was. In conclusion, the physical therapists can be encouraged to do their work more energetically and voluntarily. At the same time, the feeling of mission can also grow by shortening of working hours, reducing the quantity of work, and offering more salary. It is also to recommend an effective performance of duty and the development of their medical service to be introduced.

• 한국산학기술학회논문지
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• 제20권12호
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• pp.357-366
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• 2019

이 연구는 대학생들의 여가스포츠 참여동기와 신체적 자아개념 및 대학생활만족의 관계를 분석하여 대학생들에게 여가시간을 통하여 스포츠참여에 대한 기회의 확대와 활성화를 위한 기초자료를 제공하는 목적이 있다. 연구 대상은 J지역에 소재한 대학교의 여가스포츠에 참여하고 있는 대학생들을 모집단으로 선정한 후 비확률 표본추출법 중 편의표본 추출법을 이용하여 총 419명을 최종분석 하였다. SPSS version 21.0 프로그램을 이용하여 분석한 결과는 다음과 같다. 첫째, 대학생의 참여동기와 신체적 자아개념 및 대학생활만족에 대한 상호관련성의 결과는 정적(+)인 상관관계를 나타나고 있다. 둘째, 참여동기가 신체적 자기개념에 미치는 영향에서 스포츠유능감은 건강체력, 사교에서 미치는 영향, 신체활동은 즐거움, 건강체력, 컨디션에서 미치는 영향, 자기존중감, 근력은 즐거움, 건강체력, 컨디션, 사교에서 미치는 영향, 유연성은 즐거움, 건강체력, 사교에서 정적(+)인 영향을 미치는 것으로 나타났다. 셋째, 참여동기가 대학생활만족에 미치는 영향에서 학교만족은 즐거움, 건강체력, 컨디션, 외적과시, 사교에서 미치는 영향, 교우만족은 즐거움, 컨디션에서 정적(+)인 영향을 미치는 것으로 나타났다.

• 한국물환경학회지
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• 제26권2호
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• pp.343-348
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• 2010

The objective of this study was to investigate the effects of starvation periods with aerobic or non-aerobic conditions on the organic removal efficiencies and physical characteristics of activated sludge for treating saline and non-saline wastewater. During the experiment, MLSS, MLVSS, sludge volume index (SVI), floc size and fractal dimension, $COD_{Mn}$ removal efficiencies were monitored. The reductions of MLSS, MLVSS and SVI with maintaining the sludge under a non-aerobic condition during starvation periods were smaller than those under a aerobic condition. Floc size, fractal dimension and $COD_{Mn}$ removal efficiencies were less decreased under non-aerobic condition than under aerobic condition. And SVI were strongly correlated with floc size and fractal dimension. Consequently, the result showed that maintaining the activated sludge under non-aerobic starvation conditions was better strategy than that under aerobic starvation conditions as it adapted and resisted to starvation.

• 여성건강간호학회지
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• 제13권4호
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• pp.262-271
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• 2007

Purpose: This study aimed to examine the relationship between pre and post operative sexual condition, differences in sexual attitude through post operational periods, and the relationship between sexual attitude and satisfaction. Method: Data was collected with questionares from 119 women registered in the gynecology department of a general hospital in Seoul who had undergone a hysterectomy. Result: There was a significant difference between the condition of pre and post operation coital frequency, sexual satisfaction, and spouse's attitude toward the extraction of the partner's uterus. There was a significant difference between their views of the operation. Twelve months after the operation sexual attitude of sexual aspects changed, but not in physical and psychological aspects. There was a significant difference between sexual attitude and satisfaction on sexual, psychological aspects, but not physical aspects. Conclusion: The findings suggest that a preliminary sexual condition be identified before surgery, scheduling the operation after helping a spouse gain a positive attitude about the hysterectomy, and couples in their 50's and older get counselling. Increased sexual satisfaction will develop with a belief in positive changes of sexual aspects, but a rapid change should not be expected.

• 한국염색가공학회지
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• 제13권5호
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• pp.1-1
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• 2001

As the basic study to investigate the mechanism of improvement in the dyeing fastness of natural dyes on silk fabrics the optical behavior of tannin solution, the optimal condition of tannin treatment and the changes of the physical structure of silk fabrics were studied in the treatment of tannin. Results obtained were as follows ; 1.The K/S values of tannin-treated silk fabrics were not changed by tannin content on silk fabrics but yellowing of tannin in treatment condition. 2. As the concentration of tannin was increased in its treating condition, the tannin content and K/S vague of tannin-treated silk fabrics were increased. 3. Because tannin gave rise to yellowing by hydrolysis and oxidation at high temperature, the higher tannin-treating temperature was, the lower the tannin content and K/S values of silk fabrics 4. The tannin content of silk fabric was higher in acidic treating condition and the highest K/S value was showed at pH 5. 5. As the tannin content of silk fabric was increased, the value of ζ -potential of it became negative. 6. As the tannin content of silk fabric was increased, the crystallinity and crystallite size of it were decreased. This meant that the fraction of amorphous region in the fibers increased. And the degree of orientation of it was decreased with the tannin treatment.

• 한국염색가공학회지
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• 제13권5호
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• pp.289-297
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• 2001

As the basic study to investigate the mechanism of improvement in the dyeing fastness of natural dyes on silk fabrics the optical behavior of tannin solution, the optimal condition of tannin treatment and the changes of the physical structure of silk fabrics were studied in the treatment of tannin. Results obtained were as follows ; 1 The K/S values of tannin-treated silk fabrics were not changed by tannin content on silk fabrics but yellowing of tannin in treatment condition. 2. As the concentration of tannin was increased in its treating condition, the tannin content and K/S vague of tannin-treated silk fabrics were increased. 3. Because tannin gave rise to yellowing by hydrolysis and oxidation at high temperature, the higher tannin-treating temperature was, the lower the tannin content and K/S values of silk fabrics 4. The tannin content of silk fabric was higher in acidic treating condition and the highest K/S value was showed at pH 5. 5. As the tannin content of silk fabric was increased, the value of $\xi$ -potential of it became negative. 6. As the tannin content of silk fabric was increased, the crystallinity and crystallite size of it were decreased. This meant that the fraction of amorphous region in the fibers increased. And the degree of orientation of it was decreased with the tannin treatment.

• Geomechanics and Engineering
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• 제20권5호
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• pp.411-420
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• 2020

Numbers fitting-curve equations have been proposed to predict soil-water retention curve (SWRC) whose parameters have no definitude physical meaning. And these methods with precondition of measuring SWRC data is time-consuming. A simplified directly method to estimate SWRC without parameters obtained by fitting-curve is proposed. Firstly, the total SWRC can be discretized into linear segments respectively. Every segment can be represented by linear formulation and every turning point can be determined by the pore-size distribution (PSD) of Mercury Intrusion Porosimetry (MIP) tests. The pore diameters governing the air-entry condition (AEC) and residual condition (RC) can be determined by the PSDs of MIP test. The PSD changes significantly during drying in SWR test, so the determination of AEC and RC should use the PSD under corresponding suction conditions. Every parameter in proposed equations can be determined directly by PSD without curve-fitting procedure and has definitude physical meaning. The proposed equations give a good estimation of both unimodal and bimodal SWRCs.

• 한국전문물리치료학회지
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• 제14권3호
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• pp.16-22
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• 2007

The purpose of this study was to determine the influence of muscle fatigue in elbow flexors on the sense of force reproduction. Fifteen healthy subjects were recruited for this study. Maximum voluntary force (MVF) of elbow flexor muscles was measured by a digital tensiometer. Force errors were measured to test accuracy of the sense of force reproduction in elbow flexors. The subject was required to flex the elbow joint, to maintain and concentrate on about 20% of the MVF target force under visual feedback for 3 seconds. After a 5 second period rest, the subject was asked to duplicate the target force actively. Muscle fatigue was evoked with isometric contraction of the elbow flexors. Isometric contraction was continued until a 50% drop in MVF. The difference, in kilogram between the target force and the reproduced force was calculated for measuring force error. Force errors were compared between the non-fatigued condition and the fatigued condition by the paired t-test. Force errors were significantly increased in the fatigued condition compare to non-fatigued condition. This result suggests that the sense of force reproduction can be disturbed by localized muscle fatigue.