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Over evolutionary time scales, a single gene may acquire different roles in diverging species. However, revealing the multiple hidden roles of a gene was not possible before genome editing came along....
“地球黑暗时期(地球诞生后最初的5亿年,4.5-4.0 Ga)究竟发生了什么”是21世纪固体地球科学的十大研究问题之一(美国国家科学院固体地球科学重大研究问题委员会,2010)。在澳大利亚Jack Hills地区的变沉积岩中,保留了大量地球早期的碎屑锆石(以下简称Jack Hills锆石),其中最古老的年龄可达4.36 Ga。因而Jack Hills锆石成为了探索地球黑暗时期地质演化的最重要窗口。
Professor Freed, Jack H,Department of Chemistry and Chemical Biology at Cornell University,The Freed Group develops unique methods of electron-spin resonance to study the structure, dynamics, and fun...
2015年5月6日,诺贝尔奖获得者、美国哈佛大学教授Jack W. Szostak应北京大学生命科学学院生物动态光学成像中心主任谢晓亮教授的邀请,到中心访问并作了题为“The Origin of Cellular Life”的学术讲座,校内外约300名师生认真听取了报告,并与Jack W. Szostak教授热烈互动。在报告中,Jack W. Szostak教授为师生们详细介绍了细胞生命的起源。由...
2014年9月9日,诺贝尔生理学或医学奖获得者、哈佛大学教授Jack W. Szostak受中国科学院深圳先进技术研究院院长樊建平邀请,到院参观交流并作了题为《细胞生命的起源》(The Origin of Cellular Life)的报告。
Jack St. Clair Kilby (November 8, 1923 – June 20, 2005) was a notable American electrical engineer who co-won the Nobel Prize in physics in 2000. He invented the integrated circuit in 1958 while worki...
Jack (John) N Saddler,Professor,NSERC Industrial Senior Chair,Research Interests: biotechnology, microbiology,Department of Wood Science,Forest Sciences Centre 4043,2424 Main Mall,Vancouver, BC V6T 1Z...
We studied the alpha-cellulose extraction procedure used for the tropical tree sungkai (Peronema canescens Jack) using an improved Teflon extraction vessel to achieve reliable oxygen isotopic analysi...
Abstract: We show that a large class of bosonic spin-singlet Fractional Quantum Hall model wave-functions and their quasi-hole excitations can be written in terms of Jack polynomials with a prescribed...
Abstract: In this paper we investigate anisotropic Union Jack lattice Ising model system in terms of the spontaneous magnetisation. Identification of disagreements in the theories published by Wu and ...
Vector valued Jack polynomials associated to the symmetric group SN are polynomials with multiplicities in an irreducible module of SN and which are simultaneous eigenfunctions of the Cherednik-Dunkl...
We construct Pfaffian L-ensembles related to the z-measures on partitions and to the Plancherel measures on partitions with the Jack parameters 1/2 or 2. The results imply that these measures on part...
A thermodynamic study of silver ions by jack bean urease (JBU) was carried out at 2 temperatures, 27 and 37 °C, in Tris buffer (30 mM; pH 7.0) using isothermal titration calorimetry (ITC). There was a...
The plant design management system (PDMS) is an integrated application which includes a database and is useful when designing complex 3-D industrial projects. It could be used to simplify the most dif...
The Nobel Prize in Physics 1988, Jack Steinberger, for the neutrino beam method and the demonstration of the doublet structure of the leptons through the discovery of the muon neutrino.

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