Search Results - (Author, Cooperation:L. W. Wang)
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1H. Zheng ; J. B. Rivest ; T. A. Miller ; B. Sadtler ; A. Lindenberg ; M. F. Toney ; L. W. Wang ; C. Kisielowski ; A. P. Alivisatos
American Association for the Advancement of Science (AAAS)
Published 2011Staff ViewPublication Date: 2011-07-09Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
2L. Dou ; A. B. Wong ; Y. Yu ; M. Lai ; N. Kornienko ; S. W. Eaton ; A. Fu ; C. G. Bischak ; J. Ma ; T. Ding ; N. S. Ginsberg ; L. W. Wang ; A. P. Alivisatos ; P. Yang
American Association for the Advancement of Science (AAAS)
Published 2015Staff ViewPublication Date: 2015-09-26Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
3D. Zherebetskyy ; M. Scheele ; Y. Zhang ; N. Bronstein ; C. Thompson ; D. Britt ; M. Salmeron ; P. Alivisatos ; L. W. Wang
American Association for the Advancement of Science (AAAS)
Published 2014Staff ViewPublication Date: 2014-05-31Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
4H. G. Liao ; D. Zherebetskyy ; H. Xin ; C. Czarnik ; P. Ercius ; H. Elmlund ; M. Pan ; L. W. Wang ; H. Zheng
American Association for the Advancement of Science (AAAS)
Published 2014Staff ViewPublication Date: 2014-08-26Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
5B. Eren ; D. Zherebetskyy ; L. L. Patera ; C. H. Wu ; H. Bluhm ; C. Africh ; L. W. Wang ; G. A. Somorjai ; M. Salmeron
American Association for the Advancement of Science (AAAS)
Published 2016Staff ViewPublication Date: 2016-01-30Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
6Staff View
Publication Date: 2018-10-19Publisher: American Physical Society (APS)Print ISSN: 0556-2821Electronic ISSN: 1089-4918Topics: PhysicsKeywords: Strong InteractionsPublished by: -
7W. Sun ; E. Boulais ; Y. Hakobyan ; W. L. Wang ; A. Guan ; M. Bathe ; P. Yin
American Association for the Advancement of Science (AAAS)
Published 2014Staff ViewPublication Date: 2014-10-11Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsKeywords: Crystallography ; DNA/*chemistry ; Gold/*chemistry ; Metal Nanoparticles/*chemistry ; Molecular Conformation ; Nanotechnology/*methods ; Silver/*chemistryPublished by: -
8L. Zhang ; S. Chen ; J. Ruan ; J. Wu ; A. B. Tong ; Q. Yin ; Y. Li ; L. David ; A. Lu ; W. L. Wang ; C. Marks ; Q. Ouyang ; X. Zhang ; Y. Mao ; H. Wu
American Association for the Advancement of Science (AAAS)
Published 2015Staff ViewPublication Date: 2015-10-10Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
9Staff View
Publication Date: 2018-11-07Publisher: Institute of Physics (IOP)Print ISSN: 1757-8981Electronic ISSN: 1757-899XTopics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision MechanicsPublished by: -
10Staff View
Publication Date: 2018-11-07Publisher: Institute of Physics (IOP)Print ISSN: 1757-8981Electronic ISSN: 1757-899XTopics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision MechanicsPublished by: -
11Shen, W. Z. ; Shen, S. C. ; Tang, W. G. ; Wang, L. W.
[S.l.] : American Institute of Physics (AIP)
Published 1995Staff ViewISSN: 1089-7550Source: AIP Digital ArchiveTopics: PhysicsNotes: Absorption, photocurrent, and infrared reflectivity spectra of the polycrystalline β-FeSi2 thin films in relation to the Si substrate temperature are presented. The photocurrent spectra involving both the fundamental interband, extrinsic defect transitions of β-FeSi2 and the intrinsic transitions of Si substrates are observed. Both the absorption and photocurrent measurements show the direct gap nature. A simple recombination model is proposed to account for the photocurrent results. We show that better quality β-FeSi2 films can be achieved at higher substrate temperature. The simplicity, sensitivity, and reliability of the photocurrent measurements for studying β-FeSi2 are well demonstrated. © 1995 American Institute of Physics.Type of Medium: Electronic ResourceURL: -
12Mattila, T. ; Bellaiche, L. ; Wang, L.-W. ; Zunger, Alex
Woodbury, NY : American Institute of Physics (AIP)
Published 1998Staff ViewISSN: 1077-3118Source: AIP Digital ArchiveTopics: PhysicsNotes: It has been recently shown that growth of [001]-oriented short period (AC)n/(BC)n vertical superlattices (n∼1−2) spontaneously creates a lateral composition modulation in the substrate plane ([110] direction), where wire-like AC-rich and BC-rich domains alternate with a period of ∼100−200 Å. This creates a new type of lattice structure with orthogonal [001] and [110] strain fields and compositional waves. Using a three-dimensional plane-wave pseudopotential approach, we study here the electronic properties of this type of structure in a GaInAs alloy, predicting valence band splittings into distinctly polarized components, a ≤100 meV band-gap reduction and strong, type I electron and hole confinement in the In-rich lateral channels. © 1998 American Institute of Physics.Type of Medium: Electronic ResourceURL: -
13Wang, L. W. ; Williamson, A. J. ; Zunger, Alex
Woodbury, NY : American Institute of Physics (AIP)
Published 2000Staff ViewISSN: 1077-3118Source: AIP Digital ArchiveTopics: PhysicsNotes: We present a comparison of the 8-band k⋅p and empirical pseudopotential approaches to describing the electronic structure of pyramidal InAs/GaAs self-assembled quantum dots. We find a generally good agreement between the two methods. The most significant differences found in the k⋅p calculation are (i) a reduced splitting of the electron p states (3 vs 24 meV), (ii) an incorrect in-plane polarization ratio for electron-hole dipole transitions (0.97 vs 1.24), and (iii) an over confinement of both electron (48 meV) and hole states (52 meV), resulting in a band gap error of 100 meV. We introduce a "linear combination of bulk bands" technique which produces results similar to a full direct diagonalization pseudopotential calculation, at a cost similar to the k⋅p method. © 2000 American Institute of Physics.Type of Medium: Electronic ResourceURL: -
14Staff View
ISSN: 0003-2697Source: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002Topics: BiologyChemistry and PharmacologyType of Medium: Electronic ResourceURL: -
15Staff View
ISSN: 1572-9540Source: Springer Online Journal Archives 1860-2000Topics: PhysicsNotes: Abstract Mössbauer measurements on fine iron particles with the size ranging from 150 to 350 Å with oxidized surface layer are carried out between 81 and 300K. The spectra consist of two components, a component due to metallic iron and a second component with a larger hyperfine field. The thickness of the oxide surface layer calculated from the area ratio of the subspectra is about 19 Å, and is independent of the average diameter of the particles. A slight enhancement of the hyperfine field of the iron core with a decrease of particle size has been observed. It results from the contribution of the atoms at the interface layer and the dipole interaction between the particles. The dipole interaction decreases owing to the effects of the oxide surface layer on the dipole field.Type of Medium: Electronic ResourceURL: -
16Staff View
ISSN: 1573-0972Keywords: Candida curvata ; gravimetric ; lipids ; oleaginous yeast ; spectrophotometricSource: Springer Online Journal Archives 1860-2000Topics: BiologyProcess Engineering, Biotechnology, Nutrition TechnologyNotes: Abstract A spectrophotometric method of determining extractable lipids was compared with a gravimetric method to estimate intracellular polar and non-polar lipids in the oleaginous yeast, Candida curvata. The methods correlated well but the spectrophotometric method was simpler, required less sample, and its accuracy was not affected by non-lipid components.Type of Medium: Electronic ResourceURL: