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세정액에 따른 실리콘 웨이퍼의 Cu 및 Fe 불순물 제거
김인정,배소익,Kim, In-Jung,Bae, So-Ik 한국재료학회 2006 한국재료학회지 Vol.16 No.2
The removal efficiency of Cu and Fe contaminants on the silicon wafer surface was examined to investigate the effect of cleaning solutions on the behavior of metallic impurities. Silicon wafers were intentionally contaminated with Cu and Fe solutions by spin coating and cleaned in different types of cleaning solutions based on $NH_4OH/H_2O_2/H_2O\;(SC1),\;H_2O_2/HCl/H_2O$ (SC2), and/or HCl/$H_2O$ (m-SC2) mixtures. The concentration of metallic contaminants on the silicon wafer surface before and after cleaning was analyzed by vapor phase decomposition/inductively coupled plasma-mass spectrometry (VPD/ICP-MS). Cu ions were effectively removed both in alkali (SC1) and in acid (SC2) based solutions. When $H_2O_2$ was not added to SC2 solution like m-SC2, the removal efficiency of Cu impurities was decreased drastically. The efficiency of Cu ions in SC1 was not changed by increasing cleaning temperature. Fe ions were soluble only in acid solution like SC2 or m-SC2 solution. The removal efficiencies of Fe ions in acid solutions were enhanced by increasing cleaning temperature. It is found that the behavior of metallic contaminants as Cu and Fe from silicon surfaces in cleaning solutions could be explained in terms of Pourbaix diagram.
치과병원에 내원한 삼차신경통환자의 치험예 (34예 분석)
김인정,최종훈,김종열,Kim, In-Jung,Choi, Jong-Hoon,Kim, Chong-Youl 대한안면통증구강내과학회 2000 Journal of Oral Medicine and Pain Vol.25 No.2
This study was carried out among 34 patients who visited Yonsei Dental Hospital from 1996. 1. to 1999. 5 for trigeminal neuralgia. By studying the patient's treatment prior to visiting our hospital, features of trigeminal neuralgia, treatment process of trigeminal neuralgia, prognosis of treatment, consultation with other professions and involvement of surgery, etc., the results are as follows: 1. 67.7% of onset age range from 40s to 60s, and average age is 50.2. 2. Ratio of right to left involvement is 1:2.1, male to female ratio is 1:1.9. 3. Occurrence rate of each branch is V3(44.1%), V2(11.8%), V1+V2+V3(11.8), V1+V2(8.8%). 4. Treatments prior to admission to our hospital are extraction(5.9%), endodontic treatment(5.9%), medication(11.8%), Oriental Medicine treatment(5.9%). 5. Routes of admittance to our hospital are by their preference(55.9%), local clinic referral(32.4%), E.N.T referral(5.9%), Neurology referral(5.9%). 6. 70.6% of patients treated at our hospital who were relieved of symptoms, were referred to Neurology(66.7%) and Pain Clinic(33.3%) for the reason of relapse, side effects of the drug itself, incomplete relief of pain. 7. 2 patients who were referred to medical part showed brain vessels contacting trigeminal nerve root on Brain MRangiography. But pain is being controlled by medication and no specific surgical procedure was carried out. The results show that 17.7% of patients admitted received inappropriate early treatment. In order to relieve tooth loss and patient's psychologic stress due to inappropriate treatment, precise differential diagnosis must be made among local teeth disease and idiopathic facial pain. Medication may show side effects of the drug itself, incomplete relief of pain or relapse of symptoms. Therefore, to treat trigeminal neuralgia appropriately by drug injection, surgery or radiation therapy, consultations among dentists, neurologists and anesthesiologists are required.
김인정,최종훈,김종열,Kim, In-Jung,Choi, Jong-Hoon,Kim, Chong-Youl 대한안면통증구강내과학회 2001 Journal of Oral Medicine and Pain Vol.26 No.1
The purpose of this study is to evaluate the relationship of menstrual cycle and halitosis by measuring the concentrations of Voltile Sulfur Compounds, secretion rate of unstimulated saliva, secretion rate of stimulated saliva and viscosity of saliva during the menstrual cycle. The subjects were 19 female dental students of Yonsei University who had relatively good alignment of the teeth. They hadn't taken antibiotics or oral contraceptive pills during the few months prior to the experiment, and they didn't have any dental caries involving the pulp or periodontal disease. Lady-$Q^{(R)}$(Alpain Korea, Korea), which confirms the ovulation using saliva, was used to find out the menstrual cycle of subjects. Their history was taken and their basal body temperature was measured. On the basis of these data, the amount of Volatile Sulfur Compounds, secretion rate of unstimulated saliva, secretion rate of stimulated saliva, viscosity of saliva were measured during 1 day of the proliferative phase, 3 days of ovulatory phase and 1 day of the luteal phase within the menstrual cycle. The results were as follows : 1. The amount of Volatile Sulfur Compounds, secretion rate of unstimulated saliva, secretion rate of stimulated saliva, and viscosity of saliva showed no statistically significant cyclic change during proliferative phase, ovulatory phase, and luteal phase(p<0.05). 2. Between the secretion rate of unstimulated saliva and secretion rate of stimulated saliva, there was significant correlation during proliferative phase and luteal phase(p<0.05) and there was no significant correlation during ovulatory phase but relatively close result was seen. 3. The amount of Volatile Sulfur Compounds during proliferative phase and luteal phase had statistically significant correlation(p<0.05). 4. Secretion rate of stimulated saliva during proliferative phase and ovulatory phase, proliferative phase and luteal phase, ovulatory phase and luteal phase had significant correlations (p<0.01).
자매에서 발생하는 Leigh 병 (아급성 괴사성 뇌척수병증)
김준현(Jun Hyeon Kim),김인정(In Jeong Kim),김인석(In Seok Kim),윤원상(Won Sang Yoon),김은영(Eun Young Kim),김성호(Sung Ho Kim),우영종(Young Jong Woo) 대한소아신경학회 1997 대한소아신경학회지 Vol.5 No.1
In two female siblings, growth and developmental retardation, poor sucking, anorexia, floppiness and respiratory difficulty developed around 2 and 4 monthes of age in each, and the respiratory symptoms rapidly aggravated to comatose states and finally into death one month later, On admission at emergency room, severe acidosis and high lactate and pyruvate levels in serum and cerebrospinal fluid were revealed in one. Brain computed tomography and magnetic resonance imaging revealed identical bilateral involvement of putamen in both of the sibs, which made the diagnosis of Leigh disease(subacute necrotizing encephalomyelopathy) possible. There is also a family history of early death in infancy period: an elder sister and a brother of mother died with unknown cause at their 5 and 10 months of age. Mitochondrial enzyme functions could not be assayed.
정서적 외상 경험이 있는 어머니의 자녀양육에 대한 현상학적 연구 : 정서경험을 중심으로
김인정(Kim, Injung),김영근(Kim, Youngkeun) 한국재활심리학회 2021 재활심리연구 Vol.28 No.4
본 연구는 아동기 정서적 외상 경험이 있는 어머니를 대상으로 현재 자녀양육 과정에서 겪고 있는 정서적 경험에 대해 살펴보고자 하였다. 이를 위해 Giorgi의 현상학적 연구방법을 사용하여 첫째 자녀가 미취학 아동인 어머니 9명을 대상으로 심층면접을 실시하고 자료를 분석하였다. 분석결과 6개의 구성요소, 10개의 하위구성요소가 도출되었다. 연구결과는 ‘부모와 온전히 나누지 못한 감정들’, ‘여전히 이해받지 못한 감정들을 껴안은 채 살아감’, ‘어머니로서 혼란스러운 감정과 마주함’, ‘혼란을 피하고자 부정적 정서를 억압함’, ‘분출된 분노로 인해 고통을 느낌’, ‘긴밀한 대상과의 정서적 상호작용에 대한 갈망’으로 도출되었다. 본 연구를 통해 자녀양육에서 정서적 외상 경험이 있는 어머니가 정서표현의 어려움을 극복하려는 노력이 가지는 의미를 이해하고자 한다. 과거 부정적 정서경험에 대한 재해석을 통해 정서적 외상에서 회복과정으로 이어지는 학문적 자료의 기초가 될 수 있을 것이다. 또한, 연구결과를 토대로 모-자 관계의 안정된 정서적 상호작용을 돕고 대안적인 양육과정을 제시하는 데 의의가 있다. The purpose of this study was to look at the emotional experiences that mothers with emotional trauma from childhood are having now while they raise their children. In-depth interviews with nine women whose first children were preschoolers were performed, and the data was processed, utilizing Giorgi s phenomenological research method. Six components and ten subcomponents were derived as a consequence of the investigation. “Emotions not fully shared with parents, “living with emotions still not understood, “facing confused emotions as a mother, “suppressing negative emotions to avoid confusion, “feeling pain due to emitted anger, and “lust for emotional interaction with close objects were among the study s findings. The goal of this study is to better understand the meaning of mothers efforts to overcome challenges in emotional expression when raising children who have experienced emotional trauma. Reinterpreting unfavorable emotional events from the past might be beneficial. Furthermore, based on the findings, it is important to support the mother-child relationship s solid emotional contact and to present an alternate parenting technique.
자궁경부암 환자의 통증치료중 척추전이에 의한 하반신 마비
김인정(In Jung Kim),천범수(Bum Soo Chun),견일수(Il 대한통증학회 1997 The Korean Journal of Pain Vol.10 No.2
Continuous epidural infusion, a combination of local anesthetic and opioid, have been widely administered for treatment of chronic cancer pain. A serious complications of epidural block is paraplegia which can also be caused by: direct spinal cord injury, epidural hematoma, epidural abscess, ischemic change, neurotoxicity, preexisting disease. Continuous epidural block for pain control of patient with cervical cancer was performed at T12/L1 interspace. A 4 cm catheter was inserted cephalad into the epidural space. After four months, back pain and motor weakness of lower extremities progressively developed. Spine CT showed bony destruction and soft mass-like lesion at T9 & T12 spine. We propose paraplegia was caused by spinal cord compression which resulted from vertebral metastasis of cervical