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Lutz, M.F.M.,Lange, J.S.,Pennington, M.,Bettoni, D.,Brambilla, N.,Crede, V.,Eidelman, S.,Gillitzer, A.,Gradl, W.,Lang, C.B.,Metag, V.,Nakano, T.,Nieves, J.,Neubert, S.,Oka, M.,Olsen, S.L.,Pappagallo, North Holland Pub. Co 2016 Nuclear physics. A Vol.948 No.-
<P>We report on the EMMI Rapid Reaction Task Force meeting 'Resonances in QCD', which took place at GSI October 12-14,2015. A group of 26 people met to discuss the physics of resonances in QCD. The aim of the meeting was defined by the following three key questions: What is needed to understand the physics of resonances in QCD? Where does QCD lead us to expect resonances with exotic quantum numbers? What experimental efforts are required to arrive at a coherent picture? For light mesons and baryons only those with up, down and strange quark content were considered. For heavy-light and heavy-heavy meson systems, those with charm quarks were the focus. This document summarizes the discussions by the participants, which in turn led to the coherent conclusions we present here. (C) 2016 Elsevier B.V. All rights reserved.</P>
Cyanophora paradoxa Genome Elucidates Origin of Photosynthesis in Algae and Plants
Price, D. C.,Chan, C. X.,Yoon, H. S.,Yang, E. C.,Qiu, H.,Weber, A. P. M.,Schwacke, R.,Gross, J.,Blouin, N. A.,Lane, C.,Reyes-Prieto, A.,Durnford, D. G.,Neilson, J. A. D.,Lang, B. F.,Burger, G.,Steiner American Association for the Advancement of Scienc 2012 Science Vol.335 No.6070
Adverse effects following dental local anesthesia: a literature review
Ho, Jean-Pierre T.F.,van Riet, Tom C.T.,Afrian, Youssef,Chin Jen Sem, Kevin T.H.,Spijker, Rene,de Lange, Jan,Lindeboom, Jerome A. The Korean Dental Society of Anesthsiology 2021 Journal of Dental Anesthesia and Pain Medicine Vol.21 No.6
Local anesthesia is indispensable in dentistry. Worldwide, millions of local anesthetic injections are administered annually, and are generally considered safe invasive procedures. However, adverse effects are possible, of which dentists should be aware of. This scoping review aimed to provide an extensive overview of the reported literature on the adverse effects of dental local anesthesia. The types of papers, what is reported, and how they are reported were reviewed. Additionally, the incidence and duration of adverse effects and factors influencing their occurrence were also reviewed. An electronic search for relevant articles was performed in PubMed and Embase databases from inception to January 2, 2020. The titles and abstracts were independently screened by two reviewers. The analysis was narrative, and no meta-analysis was performed. This study included 78 articles. Ocular and neurological adverse effects, allergies, hematomas, needle breakage, tissue necrosis, blanching, jaw ankylosis, osteomyelitis, and isolated atrial fibrillation have been described. Multiple adverse effects of dental local anesthesia have been reported in the literature. The results were heterogeneous, and detailed descriptions of the related procedures were lacking. Vital information concerning adverse effects, such as the dosage or type of anesthetic solution, or the type of needle used, was frequently missing. Therefore, high-quality research on this topic is needed. Finally, the adverse effects that are rarely encountered in real-world general practice are overrepresented in the literature.
Complex Multicolor Tilings and Critical Phenomena in Tetraphilic Liquid Crystals
Zeng, X.,Kieffer, R.,Glettner, B.,Nurnberger, C.,Liu, F.,Pelz, K.,Prehm, M.,Baumeister, U.,Hahn, H.,Lang, H.,Gehring, G. A.,Weber, C. H. M.,Hobbs, J. K.,Tschierske, C.,Ungar, G. American Association for the Advancement of Scienc 2011 Science Vol.331 No.6022
<P>T-shaped molecules with a rod-like aromatic core and a flexible side chain form liquid crystal honeycombs with aromatic cell walls and a cell interior filled with the side chains. Here, we show how the addition of a second chain, incompatible with the first (X-shaped molecules), can form honeycombs with highly complex tiling patterns, with cells of up to five different compositions ('colors') and polygonal shapes. The complexity is caused by the inability of the side chains to separate cleanly because of geometric frustration. Furthermore, a thermoreversible transition was observed between a multicolor (phase-separated) and a single-color (mixed) honeycomb phase. This is analogous to the Curie transition in simple and frustrated ferro- and antiferromagnets; here spin flips are replaced by 180° reorientations of the molecules.</P>
Hong, S,Zollner, S,Lynch, D.W,Canfield, P.C,Lee, S.J,Lange, R.J,Harmon, B.N,Panchula, A.F 公州大學校 基礎科學硏究所 1998 自然科學硏究 Vol.7 No.-
We have studied the diagonal and off-diagonal optical conductivity of a LuFe2 single crystal grown by the flux method. Using spectroscopic ellipsometry we have measured the dielectric function from 1.5 to 5.5 eV. The magneto-optical parameters (Kerr rotation and ellipticity) from 1.4 to 4.0 eV were obtained using a magneto-optical polar Kerr spectrometer at temperatures between 7 and 295 K and applied magnetic fields up to 1.2T which fully saturates the magnetic moment of LuFe2. We describe the apparatus and evaluate the off-diagonal conductivity components from the data. Theoretical calculations of optical conductivities and magneto-optical parameters were performed using the tight binding-linear muffin tin orbitals method within the local spin density approximation. When lifetime broadening is included, the calculations agree well with the experimental data.
오픈폼(OpenFOAM)을 활용한 본 카르만 와류의 오픈 루프 및 피드백 제어를 위한 원형 실린더 주위의 전산해석 연구
김정현,김규홍,C.F. Lange,C.R. Koch 한국항공우주학회 2013 한국항공우주학회 학술발표회 논문집 Vol.2013 No.11
본 연구에서는 저 레이놀즈 수에서 원형실린더 주위에 발생하는 유동현상에 대한 전산해석 연구를 수행하였다. 저 레이놀즈 수 영역에서는 본 카르만 와류의 흘림 현상이 발생하게 되는데, 이러한 후류 영역의 감소를 위해 Injection 과 Suction 이 가능한 두 개의 엑츄에이터를 원형실린더 표면에 설치하였다. 오픈 소스 기반의 전산유체역학 프로그램인 오픈폼을 이용하여 2 차원 Navier-Stokes 방정식을 수치적으로 접근하였고, 먼저 엑츄에이터가 없는 원형실린더 상태에서의 저 레이놀즈 수 영역에서 발생하는 본 카르만 와류의 흘림 현상을 묘사하는 수치적인 방법에 대하여 검증을 수행하였다. 검증이 완료된 해석 모델을 기반으로 후류 영역의 제어와 항력을 줄이기 위해 개방 루프 제어 시스템을 원형실린더 표면에 설치하여 전산해석을 수행하였다. 그 결과 항력의 감소뿐만 아니라 원형 실린더 뒤에서 발생하는 후류 영역의 주기성의 감소를 확인할 수 있었다. 이에 따라 오픈 소스 기반의 오픈폼의 활용가능성을 확인하였고 이를 바탕으로 향후 수행할 연구 방향을 제시하였다. A computational study of the flow past a circular cylinder at low Reynolds is performed. At this Reynolds number Von Karman vortex shedding wake is observed. To attenuate this wake, two actuators that inject fluid or remove fluid from the surface of the cylinder are used. The investigation is performed numerically by solving the Navier-Stokes equation in two-dimensions using OpenFOAM which is an open source code. The code is first validated without actuation on results from the literature for Von Karman vortex shedding at low Reynolds number and then used to study active(Open loop) control of vortex shedding to reduce drag and control the vortex strength.