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김희두 ( Hee Doo Kim ),임성주 ( Sung Joo Lim ),박용규 ( Yong Kyu Park ),김현우 ( Hyun Woo Kim ),윤기원 ( Gi Won Yoon ),양성환 ( Seong Hwan Yang ) 한국건축시공학회 2013 한국건축시공학회 학술발표대회 논문집 Vol.13 No.1
This is an foundational study to adequacy the non-destruction testing for the estimation of compressive strength of high strength concrete The results are as follows, In high strength concrete, H type is NR type rebound number rather than higher. The relation between rebound number and compressive strength of high strength concrete have lower coefficient. when compressive strength estimation of high strength concrete, it consider that rebound hardness test is not applied and should be consider to combined method or addition method.
아시아티코사이드로부터 메칠 2beta, 3beta-에폭시-23-히드록시우르스-12-엔-28-오애이트의 합성 및 이의 환원적 에폭시환 개열반응
주상섭(Sang Sup Jew)임두연(Doo Yeon Lim),서성기(Sung Ki Seo),남태규(Tae Gyu Nam),박형근(Hyeung Geun Park),김희두(Hee Doo Kim),김창민(Chang Min Kim),이민희(Min Hee Lee),백형근(Hyeung Geun Paik),이민정(Min Jung Lee),정영훈(Young Hoon J 대한약학회 1998 약학회지 Vol.42 No.5
Steroidal 2beta, 3beta-epoxy compound was prepared from asiaticoside via six steps and reduced regioselectively with lithium aluminum hydride. Epoxide ring opening furnished 9 as a sole product at reflux condition through axial hydride attack at C-3.
당이 THP로 단순화된 새로운 아시아티코사이드 유도체의 상처치유효과
장민선,박은희,김희두,Chang, Min-Sun,Park, Eun-Hee,Kim, Hee-Doo 대한약학회 2007 약학회지 Vol.51 No.6
Novel asiaticoside mimetics simplified the sugar moiety by tetrahydropyrans (THP) were designed, synthesized and tested their wound healing effects by tensile strength measurement. From this study, it is speculated that the sugar moiety of asiaticoside could be simplified to tetrahydropyrans without a significant loss of wound healing effect.
비정형 데이터 네트워크 기법의 수사 활용 연구 : 보이스피싱 대응 수사 지원을 중심으로
장광호(Jang, Kwang Ho),김희두(Kim, Hee Doo) 경찰대학 경찰학연구편집위원회 2020 경찰학연구 Vol.20 No.2
스마트치안과 데이터기반 경찰활동의 구호에도 불구하고 보이스피싱 범죄에 대한 대응은 개선되지 않고 있다. 보이스피싱은 경찰의 조직적 수사와 금융・통신기관과의 정보 공유에 따른 대응이 중요한 범죄이다. 여러 개선 제언들이 선행 연구로서 존재하나 실질적인 조치는 늦거나 이루어지고 있지 않다. 그 원인 중 하나는 경찰이 보이스피싱 데이터를 처리하는 방식이 아직 정교하지 않기 때문이다. 가장 중요한 정보인 범죄 이용 계좌・전화번호와 같은 핵심 정보가 비정형 데이터 중심으로 수집되고 있다. 본 연구는 비정형 데이터에서 전화번호・계좌번호, 범죄 수법 등 핵심 용어를 추출하는 기술을 연구했다. 파이썬(Python)을 통해 목표로 하는 정보를 추출해서 데이터셋을 구성하고 제피(Ghepi)프로그램을 활용해서 사칭인물・계좌・전화번호, 경찰에 접수된 사건번호를 네트워크로 시각화하는 사례를 제시했다. 이 기술은 수사팀으로 하여금 흩어진 여러 사건의 정보를 모아 수사할 수 있는 단어를 제공한다. 그리고 금융・통신기관들이 범죄 의심 계좌의 거래 정지와 지연을 할 수 있고, 통신회사도 범죄 이용된 전화번호를 정지시킬 수 있는 운영 틀로서 역할을 할 수 있다. Despite the policy of smart policing and data-based police activities, the response to voice phishing crimes has not improved. Voice phishing crimes are crimes in which an organized investigation by the police and countermeasures by sharing information with financial and communication agencies are important. Several suggestions for improvement exist as prior studies, but no practical action has been made or delayed. One of the reasons is that the way the police process voice phishing data is not yet sophisticated. The most important information, key information such as crimes and crimes, and phone numbers, are collected around unstructured data. This study studied the technology of extracting key terms such as phone numbers, account numbers, and criminal methods from unstructured data. We presented an example of constructing a dataset by extracting target information through Python and visualizing a person, account, number, and case number received by the police using a Gepi program. This technique gives the investigative team a way to gather information from several scattered events to investigate. In addition, financial and telecommunications organizations can stop and delay transactions in suspected crime accounts, and telecommunications companies can also act as an operating framework to stop phone numbers used for crime.
정주은(Ju Eun Jung),김희두(Hee Doo Kim) 大韓藥學會 1997 약학회지 Vol.41 No.6
We have synthesized and evaluated (1S, 2R)-1-0-(ethoxycarbonyl)methyl-2,3-0-isopropylidene-1-phenyl-1,2,3-trihydroxypropane(5a) as a novel chiral auxiliary for optically active alpha-hydroxyesters.
입체선택적인 분자내 [2+2] 환화반응을 이용한 광학활성 Bicyclo[4.2.0]octanone의 합성
심필종(Pil Jong Shim),김희두(Hee Doo Kim) 大韓藥學會 1997 약학회지 Vol.41 No.6
Stereoselective synthesis of the optically active bicyclo [4.2.0] octanone 5 was accomplished using intramolecular olefin-keteniminium salt[2+2]cycloaddition of the amide 4 as a key step. This important chiral synthon was prepared starting from readily available L-glutamic acid via an efficient 8-step sequence.
항암제로서의 (+/-)-3-데옥시제리쿠드라닌 A의 설계 및 합성
최윤정(Yoon Jung Choi),심필종(Pil Jong Shim),김희두(Hee Doo Kim) 대한약학회 1997 약학회지 Vol.41 No.1
(+/-)-3 Deoxygericudranin A was designed and synthesized for the development of novel antitumour agent and for the elucidation of the effect of 3-hydroxyl group in gericudranin A on antitumour activity. 2,4.6-Trihydroxyacetophenone was converted to 3-deoxygericudranin A in 5 steps via sequential protection, aldol condensation, Michael tvpe-cyclization, regioselective, C-benzylation and deprotection.
Yakuchinone 과 그 유도체의 합성 및 Nitric Oxide 생성 저해효능
윤정화(Joung Wha Yoon),안한나(Hanna Ahn),류재하(Jae-Ha Ryu),김희두(Hee-Doo Kim) 대한약학회 2001 약학회지 Vol.45 No.1
Novel yakuchinone derivatives have designed, synthesized and evaluated their inhibitory activity of NO production in lipopolysaccharide (LPS)-activated macrophages. From this study, some enone compounds have been found to be highly active in the assay. In view of the importance of NO in septic shock and inflammation, these compounds may be useful candidates for the development of new drug to treat endotoxemia and inflammation accmpanying overproduction of NO.
새로운 항암성 제리쿠드라닌 E 유도체의 합성 및 항암활성
박재호(Jae Ho Park),박경란(Kyoung Lan Park),호현순(Hyun Soon Ho),김희두(Hee Doo Kim),표명윤(Myoung Yun Pyo) 대한약학회 1999 약학회지 Vol.43 No.5
The two gericudranin E derivatives, GER-I & II, were synthesized and evaluated their anti-tumour activities for the elucidation of structure-activity relationship. 2,4,6-Trihydroxyacetophenone was converted to target molecules GER-I and GER-B in 5 steps via sequential protection, aldol condensation, Michael type-cyclization, regioselective C-benzylation. The cellular growth inhibition of compounds GER-I and GER-II were investigated against P388, L1210, K562, HCT-15, SK-HepG-1, MCF-7 as cancer cell lines and mouse splenocytes as a normal cell by MTT assay.
γ-(Trityloxymethy1)-γ-Butyrolactone 유도체의 배좌연구
김희두 숙명여자대학교 약학연구소 1995 약학논문집-숙명여자대학교 Vol.11 No.-
To elucidate the controlling factor to take special gauche(+) conformation in γ-(trityloxymethyl)-γ-butyrolactone, β-(trityloxymethyl)-γ-butyrolactone, 2-(benzyloxymethyl)tetrahydrofuran-4-one, and 2-(trityloxymethyl) tetrahydrofuran were analyzed their conformations by ^1H-NMR analysis. Attractive gauche effect and n↔π^* interaction seems to be operative as the major intramolecular interactions to stabilize the conformation.