microscopy spectroscopy on insulator surfaces

... (possibly disconnected) surface with n + 2k boundary components and s = s(γ) connected components Each connected component γi of γ, gives rise to two boundary components, γi and γi on Sg,n (γ) ... see Section Connection with intersection numbers of tautological line bundles In Section 5, we calculate c(γ) in terms of the Weil-Petersson volumes of moduli space of bordered hyperbolic surfaces ... integral points in MLg,n are in a one-to-one correspondence with integral multi-curves on Sg,n In fact, MLg,n is the completion of the set of rational multi-curves on Sg,n The mapping class group...

Ngày tải lên: 06/03/2014, 08:21

... Nitration and inhibition of complex I by ONOO) (A) Mitochondrial membranes were incubated as described in Fig 3A–D with the indicated concentrations of ONOO) or of decomposed ONOO) for controls ... compilation ª 2010 FEBS R Requejo et al Protein thiols A •- SOD/PrxIII radical sink O2 O2 •- S S S S Trx SOnH electron oxidation SOH O2 SH SH – ONOO SH electron oxidation SH ONOO– • O2 S SOnH SH ... a control experiment was carried out that measured the effect of a range of AMS concentrations on the mitochondrial matrix GSH pool Incubation of heart or liver mitochondria with concentrations...

Ngày tải lên: 06/03/2014, 09:22

... applications Catalysts based on carbon support deposited on various structures 4.1 Deposition on ceramic surface In 2001, a review was published concerning carbon support deposited on ceramic monoliths ... durations varying from one author to another Carbon nanofibres (CNF) have also been applied on ceramic monoliths [178,179] The carbon nanofibres are grown on Ni/Al2O3-washcoated monolith At least one ... catalyst on a powder substrate [60] or on carbon nanotubes, only deposition on geometric structures will be considered Aluminum isopropoxide was used by Janicke et al [90] for the production of...

Ngày tải lên: 20/03/2014, 13:06

... research on tripping risk and MTC analysis [8-10] has been conducted on flat surfaces (laboratory walkways or treadmills with 0° inclination) Previous investigation [3] has shown the human locomotion ... calculate the location in respect to the origin of the rigid body Each position location was determined through palpation on the shoe Toe trajectory and clearance (for each location) over the walking ... from:and Rehabilitation 2010,terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium,...

Ngày tải lên: 19/06/2014, 08:20

... solution upon the addition of ammonia (see growth process in section 2.2.) The hydrolysed complexes easily aggregate on each other forming a bluish colour in solution and at a certain condition ... modified upon variation of ammonia concentration From the cross-sectional analysis, it was revealed that the quasi-NRs length expanded from 70 to 80 nm when the ammonia concentration was increased ... process The effect of ammonia concentration on the structural growth of ZnO nanostructures was examined by using several variations of ammonia additions into the reaction, namely from 30 to 300...

Ngày tải lên: 20/06/2014, 22:20

... in the order of the spatial resolution or lower This is typically the case only under high injection conditions, where Auger recombination limits the diffusion length to μm or less The physical ... this formation would relax the stress and thus lead to a reduction of the correlation between stress and recombination activity Details on the impact of stress on the recombination activity and ... p-doped regions in silicon solar cells quantitatively analyzed by small angle beveling and micro-Raman spectroscopy J Appl Phys 2009, 106:074515 14 Fano U: Effects of Configuration Interaction on Intensities...

Ngày tải lên: 21/06/2014, 05:20

... of this analysis, one can conclude that ammonia molecules are placed in the on- top position on graphene/Ni(111) with the lone-pair toward carbon atoms and N-H bonds along C-C bond of the graphene ... the photon energies in the region of 280-290 eV correspond to the C 1s ® π* transitions; the photon energies in the region of 290-320 eV correspond to the C 1s ® s* transitions) In this context, ... orientation is the energetically most favorable one and the preferable adsorption site is the center of the carbon ring This theoretical observation confirms our prediction based on the interpretation...

Ngày tải lên: 21/06/2014, 05:20

... imperfections Indeed, the formula of Young considers that there is only one contact angle, the static contact angle, noted h0 However, this configuration exists only for perfect surfaces Generally, surfaces ... surface Application such as particle sampling, concentration and analysis on superhydrophobic surfaces should be dedicated to environment control Conclusion Among all the superhydrophobic surfaces displaying ... ‘‘hydrophobic’’ are commonly used for wetting and nonwetting surfaces, respectively The contact angle of a liquid on a surface according to the surface tension is given by the relation of Young (1) The...

Ngày tải lên: 22/06/2014, 06:20

... imperfections Indeed, the formula of Young considers that there is only one contact angle, the static contact angle, noted h0 However, this configuration exists only for perfect surfaces Generally, surfaces ... surface Application such as particle sampling, concentration and analysis on superhydrophobic surfaces should be dedicated to environment control Conclusion Among all the superhydrophobic surfaces displaying ... ‘‘hydrophobic’’ are commonly used for wetting and nonwetting surfaces, respectively The contact angle of a liquid on a surface according to the surface tension is given by the relation of Young (1) The...

Ngày tải lên: 22/06/2014, 18:20

... [11] considered a three-dimensional tube constructed by translating a noncircular two-dimensional cross-section along an infinite curve and obtained that the twisting due to an appropriate construction ... that k and σ are given bounded continuous functions on R Then, abandoning the geometrical interpretation in terms of ruled surfaces based on Γ, (2.5) can be considered as an abstract Riemannian ... sign and the Dirichlet condition on the locally shorter boundary is replaced by the Neumann one A different proof of this result and an extension to Robin boundary conditions were performed in [14]...

Ngày tải lên: 22/06/2014, 21:20

... a graph on a surface The enumeration of maps on surfaces has been developed and deepened by people, based on the initial works by W.T.Tutte in the 1960s The reader is referred to the monograph ... can be used as a model for constructing an embedding of a graph on surfaces without repetition in sense of topological equivalence Some works have been done based on the joint tree model, such ... by using TT 1-3 Relation 1: (AxByCx− Dy − ) ∼ ((ADCB)(xyx− y − )), Relation 2: (AxBx) ∼ ((AB − )(xx)), Relation 3: (Axxyzy − z − ) ∼ ((A)(xx)(yy)(zz)) In TT 1-3 and Relation 1-3, A, B, C, and...

Ngày tải lên: 08/08/2014, 11:20

... (c) Growth on M sorbitol ++ +++ ++ +++ +++ +++ - Sorbitol Pheromone Sorbitol Pheromone aBcdeF Pheromone response AbCdEf Osmolyte response Sorbitol ABcdEF Osmolyte Pheromone response response Figure ... modification of specific sequences on the MAPK surface enables the generation of promiscuous enzymes that respond to multiple activators and act on multiple substrates, the evolution of new specificities ... phosphotyrosineSH2 domain interactions to complex cellular systems Cell 2004, 116:191-203 The Pawson lab [http://pawsonlab.mshri .on. ca] Pawson T: Dynamic control of signaling by modular adaptor...

Ngày tải lên: 14/08/2014, 21:20

Ngày tải lên: 13/11/2014, 10:13

... Q-conditions for any function φ on Ω which are called the BQ-conditions: φ (X) ∈ [−2, 2] for all X ∈ Ω; and / |φ (X)| ≤ for only finitely many (possibly none) X ∈ Ω He proved that the BQ-conditions ... cone points with cone angles 2α, 2β, 2γ; see Figure 2.3 For a detailed definition and discussion on cone-manifolds, see for example [16] For 3-dimensional Hyperbolic manifolds, the simplest ones ... free group on two generators a and b where a, b correspond to non-peripheral simple closed curves on T with geometric intersection number one Define g ∼ g in Γ if and only if g is conjugate to...

Ngày tải lên: 10/09/2015, 09:09

... lactic-co-glycolic acid as a controlled release delivery device Introduction 160 Materials and methods 162 Results 169 Discussion 176 Conclusion 181 Chapter 182 Conclusion The continual search for advanced ... The development of bioactive surfaces which promote mineralization and bonding between bone and implant is a common functionalization process to enhance osseointegration Although no metallic surface ... conducted on PLGA degradation may yield results that not actually reflect the in vivo situation Unlike static conditions in vitro, the in vivo environment, by virtue of its dynamic nature, constantly...

Ngày tải lên: 14/09/2015, 08:37

... bonding reaction to pyridine (containing a lone pair of electron and acting as an electron-donor in the surface reaction) on silicon surfaces, which demonstrated the coexistence of dative-bonded ... resolution electron energy loss spectroscopy (HREELS) and X-ray photoelectron spectroscopy (XPS), which provide vibrational and electronic information of adsorbates on solid surfaces In addition, ... Ying Hui; Wang, Shuai; Dong, Dong; Ang, Siau Gek; Xu, Guo Qin In preparation ix Publications Photo-induced Construction of a Second Covalently Bonded d3 -Acetonitrile Layer on 3-Chloro-1-Propanol...

Ngày tải lên: 14/09/2015, 08:43

... Multi-functional Organic Molecules on Silicon Surfaces 7×7 and Si(100)-2×1, the different binding configuration for acetylethyne bonding on two surfaces would be expected Formation of cumulative ... Multi-functional Organic Molecules on Silicon Surfaces This result is indeed consistent with the formation of a tetra-σ linkage through two [2+2]like cycloaddition reactions These constituent ... cycloaddition reactions of the C=O and C≡C groups with the silicon surfaces This conclusion is further supported by XPS studies On the other hand, considering the feasible [2+2]-like cyloaddition between...

Ngày tải lên: 16/09/2015, 17:13

... electron density on these 58 The Binding of Multi-functional Organic Molecules on Silicon Surfaces carbon atoms upon chemisorption The chemisorption process is expected to destroy the ring π-bond ... Multi-functional Organic Molecules on Silicon Surfaces 1.4eV in the core level for one of the nitrogen atoms confirms its participation in the cycloaddition with reactive sites on Si(111)-7×7, consistent ... Multi-functional Organic Molecules on Silicon Surfaces 3.2 Pyrazine adsorption 3.2.1 High-resolution electron energy loss spectroscopy Figure 3.1 shows the high-resolution electron energy loss...

Ngày tải lên: 16/09/2015, 17:13

... Multi-functional Organic Molecules on Silicon Surfaces additional (non-dipole) excitation mechanisms The major tradeoff is the inherently poorer resolution of electron spectroscopy and the limitation ... Multi-functional Organic Molecules on Silicon Surfaces References H Ibach, D L Mills, Electron Energy Loss Spectroscopy and Surface Vibrations, Academic Press INC, London, 1982 M K Weldon, C M Friend, ... photoelectron spectroscopy (XPS) X-ray photoelectron spectroscopy is one of the most versatile techniques used for surface analysis [3] It provides both the chemical composition and bonding on sample surfaces...

Ngày tải lên: 16/09/2015, 17:13

... Synchrotron radiation X-ray photoemission spectroscopy and nearedge X-ray adsorption fine structure spectroscopy data confirmed the di-σ configuration via the [2+2]-like cycloaddition [65] Similar ... unsaturated hydrocarbons have been extensively investigated In genernal, the 15 The Binding of Multi-functional Organic Molecules on Silicon Surfaces functionalization of silicon surfaces consists of two ... necessary flexibility in the functionalization and modification of silicon surfaces Benzadehyde and acetophenone containing a conjugated phenyl ring and a carbonyl group may selectively bind to...

Ngày tải lên: 16/09/2015, 17:14