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      • 77K에서 SC(NH₂)₂의 ¹⁴N 핵사중극 공명연구

        최숙자,박영민,박현진,전인,송승기,서용문 명지대학교 자연과학연구소 1997 자연과학논문집 Vol.16 No.-

        강유전체 질소화합물 thiourea [SC(NH₂)₂]분말시료의 ??plused NQR 실험을 77K 에서 실행하여 공명진동수와 핵사중극 결합상수, 비대칭인자, 완화시간등을 측정했으며, 4개의 공명선이 관측되었다. 결정내에는 주위 환경이 다른 두 종류의 질소 N₁,N₂가 존재함을 알 수 있었다. N₁에 관한 공명진동수는 ??(1)=2.6487㎒, ??(1)=2.032㎒, N₂에 대하여는 ??(2)=3.1852㎑, ??(2)=2.0183㎒이고, 공명선폭은 ??(1)=2.6752㎑, ??(1)=3.1852㎑, ??(2)=3.2618㎑, ??(2)=3.5448㎑ 임을 보였다. 한편 e²qQ/h의 값은 ν(1)에서 3.1205㎒, η는 0.3953이었으며, ν(2)에서는 3.0279㎒, 0.3939이었다. 이는 이미 보고된 결과와 일치하였다. 그리고, FID(Free Induction Decay)와 spin-echo실험을 통하여 얻은 스핀-격자 완화시간 T₁은 ??(1)에서 7.143 s, ??(2)에서 5.88 s이었으며, 스핀-스핀 완화시간 T₂는 ??(1)에서 25㎳, ??(2)에서 33.3㎳, ??(2)에서 33.3㎳의 값을 얻었다. We have measured ??N NQR frequencies, nuclear quadroupole coupling constants, asymmetric parameters and relaxation times in ferroelectric nitrogen thiourea [SC(NH2)2] at 77K, and four NQR resonance lines were observed. The results of measurements show that there are two kinds of nitrogen site, N1 and N2, with different environments in the crystal. The resonance frequencies were found to be ν+(l)=2.64 87MHz, ν_(1)=2.032 MHz for N1 and ν+(2)=2.6285MHz, ν_(2) =2.0183MHz for N2 respectively. The corresponding linewidths were ν+(1)= 2.6752kHz, Δν_(l) =3.1852kHz, ν+(2) =3.2618kHz and Δν_(2) =3.5448kHz, respectively. For N1, e2Q/h is 3.1205 MHz and η is 0.3953, and for N2, these are 3.0979MHz and 0.3939. These results are in agreement with those reported previously. The spin-lattice relaxation time (Ti) and the spin-spin relaxation time (T2) by FID and spin-echo experiments are as follows : T1(ν+(1)) is 7.143 s and T1(ν+(2)) is 5.88 s. T2(ν+(1)) is 25 ms, T2(ν_(1)) is 25 ms, T2(ν+(2)) is 33.3 ms and T2(ν_(2)) is 33.3 ms.

      • KCI등재

        전국 사범대학 가정교육과 교육과정의 현황 분석 및 현행 중등학교 '실업ㆍ가정과' 교육과정의 관련성 고찰

        최옥자,박옥임,정현숙 한국 가정과 교육 학회 1991 한국가정과교육학회지 Vol.3 No.-

        The purpose of this studyis to suggest basic data and the direction for revising the curricula of the departments of home Economics Education toward developmental and efficient ones. The current 23 curricula of all the departments of Home Economics Education in Korea were analyzed and compared with the course of the subject. "Practical Arts" included in the 5th Study Course of Secondary School to get the following results. 1) Only three subjects are commoly established in all the colleges, and they are Nutrition (obligatory in 23 colleges), Home Economics (obligatory in 21, optional in 2) and Housing (obligatory in 21, optional in 2). 2) Some subjects have various names differing with colleges, though the contents being the same, 8 subjects are established under more than 7 titles. 3) Principles of Home Economics and Home Economics Education, which are obilatory subjects for the majors in Home Economics Education, are established with far less number of scores than the instructions given from the specialists. 4) Subjects over-subdivided beyond necessity are sometimes established, and some curricula areshowing the lack of balance in distriduting scores aming disciplines after concentrating on a partivular discipline. 5) Too few subjects are established entirely for experiment and exercise. 6) There is alomst no subject related with the technics for domestic life, vocation and career which are included in the Secondary School Course.

      • KCI등재후보

        혈당검사 방법 별 지각된 통증정도에 대한 비교 : 시각적 상사 척도 이용

        최자윤,장금성,김현오,최옥엽,박민희 성인간호학회 2003 성인간호학회지 Vol.15 No.1

        Purpose: The purpose of this study is to determine the level of pain related to a blood sugar test. Specifically, the study attempts to compare the varying degree of pains when different types of blood sugar test are used. Method: A sample of 56 subjects is composed of DM patients admitted to a medical ward of C university hospital in Gwangju. Data were collected from July, 2001 to December, 2001. The blood sugar tests were administered in four different ways: (1) the use of 27G needle only. (2) the use of 27G needle followed by ice-packed treatment, (3) the use of 27G needle after EMLA cream application, and (4) the use of lancet. The degree of pain is measured with a visual analogue scale and performed twice. Result: in both measures, the use of 27G needle only method is shown to cause the highest level of pain in comparison with the rest of methods (F=4.01, p=.01; F=8.14, p=.00). However, the differences in pain between time in all methods were not found to be significant (t=-.85, p=.40; t=.80, p=.42; t=.31, p=.75; t=.19, p=.85). Conclusion: The study results indicate that the method using lanceter is more recommendable than the use of 27G needle only method. Further research is needed to support the current study result with the use of different measurement scales and to determine effective methods of blood sugar test to lower pain and compliance.

      • KCI등재후보

        입원환자의 변비 중재를 위한 프로그램의 개발

        최자윤,장금성,김현오 성인간호학회 2003 성인간호학회지 Vol.15 No.4

        Purpose: The purposes of this study were to develope and evaluate a constipation intervention program for inpatients. Method: To develope this program, Six phases were processed including the organization of team, the analysis of medical chart, the development of tentative constipation intervention program, the test of content validity, the test of clinical validity and the determination of final constipation intervention program. To evaluate the clinical validity of this program, 10 subjects who were in the C University Hospital were selected from March, 2001 to October, 2001. Result: The clinical validity was supplied by the pilot test, showing the potential effect of the program. Based on the validity results the final algorithm and the form of nursing record for this program which consist of the 3-step assessments and the intervention protocol were presented in this study. Conclusion: The advantage of this program is being able to assess and manage constipation simultaneously and is especially effective to patients who are at risk for developing constipation during their admission. Further study needs are also necessary to evaluate the effect of this program on the self-symptom of constipation.

      • SCOPUSKCI등재

        손마사지가 허혈성 심질환 환자의 불안에 미치는 효과

        현경선,이향련,공송심,윤경자,김현섭,김효남,최지원,김운정 성인간호학회 2001 성인간호학회지 Vol.13 No.2

        The purpose of this study was to investigate the effect of a hand massage program on anxiety, vital sign and pain in clients with ischemic heart disease. The design utilized for this stuffy was quail-experimental with a nonequivalent control group non-synchronized design The subjects were fifty-four patients, twenty-eight for the experimental and twenty-six for the control group, who were admitted with ischemic heart diease at a cardiac intensive care unfit in K medical center of K university. This study was carried out from May, 1999 to March, 2000. The level of anxiety and pain measured by Visual Analogue Scale, systolic blood pressure, diastolic blood pressure and pulse rate were measured before and after hand massage, the state of Anxiety was measured by the Spielberger (1970) scale at admission and after hand massage for three days. The collected data were processed by using the SPSS PC program and analyzed using χ2-test and t-test. The result of this study are as follows : 1. The scores of VAS anxiety and State of anxiety of the experimental group were lower than those of the control group. 2. The degree of systolic blond pressure, diastolic blood pressure and pulse rate of the experimental group were lower than that of the control group. 3. The score of VAS pain of the experimental group was lower than that of the control group. The results suggested that hand massage can decrease VAS anxiety, State of anxiety, vital signs and VAS pain of patients who were admitted with ischemic heart disease at cardiac intensive care unit Therefore, It Is proposed that hand massage is an appropriate nursing intervention to relieve anxiety of the patients who were admitted with ischemic heart disease at a cardiac intensive care unit.

      • 유당의 첨가가 성장기 암컷 흰쥐에서 골함량과 골밀도에 미치는 영향

        최미자,조현주 啓明大學校 生活科學硏究所 2002 科學論集 Vol.- No.-

        The effects of dietary lactose supplementation on bone mineral density and bone mineral content in growing rats are uncharacterized. We studied growing female rats fed a diet either control of supplemented with lactose for 9 weeks. The animal was scanned to determine the BMD and BMC using dual energy X-ray absorptiometry (FIXImus, GE Lunar Corporation, Madison, WI). Food intake and FER were not affected by loctose supplementation. But the lactose group had significantly higher spine bone mineral density(0.1517±0.0034(g/㎠) vs 0.1626±0.0095(g/㎠)) and spine bone mineral density/weight than the control group. And femur bone mineral density/weight as well as femur bone mineral content/weight were higher in the lactose supplemented group. These data suggest that lactose supplementation may be a useful way in growing children in which there is a desire to increase bone mineral density.

      • 최근 10년간 마취에 관한 임상적 고찰 (Ⅲ)

        조현숙,김윤희,손수창,김혜자,최세진 충남대학교 의과대학 지역사회의학연구소 1998 충남의대잡지 Vol.25 No.1

        To evaluate the specificity and the historical trends of the anesthetic agents and anesthetic methods used in Chungnam national university hospital, anesthetic experiences of 53,291 in total performed at Chungnam national university hospital from January 1987 to December 1996 were analized statistically and clinically according to age, sex, surgical department, physical status, elective to emergency surgery, premedicants, induction agents, anesthetic methods, main anesthetic agent, anesthetic technique and muscle relaxants. The results were as follows : L The number of cases has been steadily increased in annually. 2. The distribution of the number of patients according to the age were cases 37,309(70.02%) in the group of 13-60 years. 3. There were 27,448 male (51.5%) and 25,843 female (48.5%) cases. 4. 9,208 cases (17.27%) were OB-GY, 9,162 cases (17.19%) in general surgery, 7,936 cases(14.89%) in orthopedic surgery, and 6,079 cases (11.4%) in ENT in order of numbers. 5. According to the ASA classification of physical status , most of the cases were belonged to the class 1 (38.69%) class 2 (40.33%) class 1E (5.52%) class 2E (5.71%). Almost cases were relatively in good physical status. 6. The number of elective to emergency was 7,833 (89.76%), to 5,458 (10.24%) cases. 7. As premedicants, a group of glycopyrrolate (35.20%) was given most frequently. 8. Thiopental sodium has been mainly used for intravenous induction agent. 9. General anesthesia has been used as main method of anesthesia. 10. Enflurane was the most commonly used anesthetic agent. 11. Vecuronium was the most commonly used non-depolarizing muscle relaxant.

      • Meckel 게실의 합병증으로 수술 받은 환아의 임상양상

        김현아,최금자,한후재 이화여자대학교 2003 EMJ (Ewha medical journal) Vol.26 No.2

        Objectives : The purpose of study is to assess the clinical characteristics of complicated Meckel's diverticulum in children. Methods : A retrospective review of pediatric cases of complicated Meckel's diverticulae that were surgically treated at Ewha Womans University Hospital from 1985 was performed. The charts were reviewed for the age and sex of the patients, operation finding, treatment, and outcome. Results : A total 13 patients with a complicated Meckel's diverticulum were identified. There were 8 boys(61.5%) and 5 girls (38.5%) with a mean age of 5.3 years (range, 1month to 14years). Presenting signs and symptoms included digestive hemorrhage (6), intestinal obstruction(4), perfora-tion (1), intussusception due to inverted Meckel's diverticulum (1) and diverticulitis (1). A ^(99m) technetium pertechnetate scintiscan was positive in 3 of 4 patients. Barium contrast studies and colonoscopys were not diagnostic. The mean distance from the ileocecal valve to the diverticulum was 47.0±15.7cm. Average length of the diverticulum was approximately 4.7±3.0cm. Segmen-tal small bowel resection including Meckel's diverticulum (84.6%) or wedge excision(15.4%) was done for treatment. In the bleeding group, ectopic gastric mucosa was present in 5 of 6 patients. Postoperative morbidity and mortality was each 0%. Conclusion : The results of this study draw attention to the fact that the complicated Meckel's diverticulum must be suspected in children with acute abdomen or gastrointestinal bleeding. 목적: Meckel 게실의 합병증의 원인이 되어 수술적 치료를 받은 소아 환자들의 임상적 증상과 수술소견, 병리학적 소견을 분석하여 이들의 특징을 알아보고자 하였다. 방법 : 1985년 이후 이화대학교의료원에서 Meckel 게실의 합병증으로 수술을 받은 15세 이하의 소아들 대상으로 하여 의무기록과 조직병리 검사 결과를 조사하였다. 결과: 총 13명의 환아가 Meckel 게실의 합병증으로 수술을 받았으며 남녀의 비는 1.6:1로 남아에서 호발하는 경향을 보였으며, 수술 시 평균 연령은 5.3세였다. 수술의 원인이 된 Meckel 게실의 진단은 장출혈 6예, 장폐색 4예,Meckel 게실의 천공 1예, 장중첩 1예, 게실염 1예였다. 회맹판에서 게실까지의 평균길이는 47.0±15.7cm이었으며, 소장부분절제술과 쐐기절제술이 각각 84.6%와 15.4%에서 시행되었다. 장출혈을 나타내었던 환아 6명 중 5예에서 병리조직에서 이소성 위 점막이 관찰되었다. 술 후 합병증과 사망예는 없었다. 결론 : 소아에서 외과적 급성 복증이나 장출혈의 증상이 나타날 경우, Meckel 게실의 합병증의 가능성에 대한 외과의의 인식이 필요하다.

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