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Donkervoort Sandra C - - 2013
Complication rates after laparoscopic cholecystectomy vary but are still reported to be up to 17 %. Identifying risk factors for an adverse complication outcome could help to reduce morbidity after laparoscopic cholecystectomy. Our aim was to analyze whether surgeon volume is a vital issue for complication outcome. All complications-minor, major, local ...
Kin Kevin C - - 2013
The Centers for Disease Control and Prevention recommend screening for hepatitis C virus (HCV) in patients with injection drug use, blood transfusion before 1992, stigmata of liver disease, or born between 1945 and 1965. The purpose of this study was to examine risk factors for HCV acquisition in Asian Americans. ...
Nixon M - - 2013
An efficient method to tune the spatial coherence of a degenerate laser over a broad range with minimum variation in the total output power is presented. It is based on varying the diameter of a spatial filter inside the laser cavity. The number of lasing modes supported by the degenerate ...
Zou L E - - 2013
Efficient inscription of Fiber Bragg gratings (FBGs) in single-mode, thin cladding As<sub>2</sub>S<sub>3</sub> fibers is demonstrated by using near bandgap light at 532 nm. The FBGs with the reflectivity of over 80% can be induced in only 80-90 s, substantially faster than in previous reports. The dynamics of the grating growth are investigated ...
Singh S P - - 2013
A new technique to attain tunable parametric amplification in photonic crystal fibers (PCFs) through control of chromatic dispersion is proposed and empirically investigated. By infiltrating the air channels of the PCFs with suitable thermo-optic liquids, the zero-dispersion wavelength (ZDW) can be tailored to provide a wider gain spectrum in the ...
Diebold Andreas - - 2013
We present a semiconductor saturable absorber mirror (SESAM) mode-locked thin disk laser (TDL) based on Yb:CaGdAlO<sub>4</sub> (Yb:CALGO) generating 62 fs pulses, which is the shortest pulse duration achieved from mode-locked TDLs to date. The oscillator operates at a repetition rate of 65 MHz and delivers 5.1 W of average output ...
Kumar Shailesh - - 2013
We demonstrate the coupling of a single nitrogen vacancy center in a nanodiamond to propagating plasmonic modes of mechanically etched silver nanowires. The mechanical etch is performed on single crystalline silver nanoplates by the tip of an atomic force microscope cantilever to produce wires with pre-designed lengths. We show that ...
Nikodem Michal - - 2013
In this Letter, a dispersion-based gas sensing method applied to detection of optically thick samples is presented. We show that chirped laser dispersion spectroscopy (CLaDS) technique provides perfectly linear signal response over a wide range of target analyte concentrations. Using the most convenient chirp-modulated CLaDS detection scheme, it enables spectroscopic ...
Larivière-Bastien Martin - - 2013
Increasing the space-bandwidth product of an imaging system will lead to a complex and expensive optical system. Techniques exist to simplify imaging systems. We propose the use of a hybrid imaging system using pupil phase modulation. Based on the reconstructed image's mean-squared error, we compute how this error is affected ...
Gianinazzi Micol E - - 2013
We aimed to (1) describe the utilization of mental health-care in survivors and siblings, the association with severity of distress, and visits to other professionals in distressed survivors not utilizing mental health-care; and (2) identify factors associated with utilization of mental health-care in distressed survivors. Within the Swiss Childhood Cancer ...
Song Eui-Young - - 2013
A novel mechanism for active directional beaming by mechanical actuation of double-sided plasmonic surface gratings is proposed. It is shown that the asymmetric mechanical actuation of optimally designed plasmonic surface gratings surrounding a subwavelength metal slit can produce a steerable off-axis beaming effect. The controllability of the beam direction provides ...
Li Lingliang - - 2013
A new type of organic visible-blind UV-PDs is demonstrated by utilizing phosphorescent material Ir(III)bis[(4,6-difluorophenyl)-pyridinato-N, C<sup>2<sup>'</sup> </sup>] picolinate (FIrpic) as the electron donor and [6,6]-phenyl-C-61-butyricacidmethylester (PCBM) as the electron accepter, respectively. The peak responsivity of the organic UV-PDs is as high as 140  mA/W, corresponding to an external quantum efficiency of about ...
Karthik S - - 2013
A photoresponsive nano drug delivery system (DDS) was constructed using two new ingredients: fluorescent carbon dots and a quinoline based phototrigger. The strong fluorescent properties of carbon dots have been explored for in vitro cellular imaging application, and the phototrigger ability of quinoline was exploited for efficient anticancer drug release ...
Xu Fuyang - - 2013
We investigate the ultradeep subwavelength imaging of a superlens with a surface plasmon polariton (SPP) cavity. A silver layer is added in the imaging region of the superlens to form an Ag film lens/photoresist/Ag layer cavity, in which the long-range plasmon mode is drastically suppressed and the field of the ...
Lapoint Jeff - - 2013
Errors in prescribing of dangerous medications, such as extended release or long acting (ER/LA) opioid forlmulations, remain an important cause of patient harm. Prescribing errors often relate to the failure to note warnings regarding contraindications and drug interactions. Many prescribers utilize electronic pharmacopoeia (EP) to improve medication ordering. The purpose ...
Skenderović Hrvoje - - 2013
In femtosecond degenerate four-wave mixing experiments in sodium vapor, quantum beats are observed at the wavelength of the third harmonic when the fundamental beams are three-photon resonant. The period of beating, which corresponds to fine structure energy-level splitting, does not change with the atomic number density, buffer gas pressure, or ...
Brock Elisabeth - - 2013
Iron deficiency is common in pregnancy, postpartum, inflammatory bowel disease, chronic kidney disease, chronic heart failure, heavy uterine bleeding, cancer and following surgery. We estimate the budget impact (BI) on the Swiss mandatory health insurance associated with substituting iron sucrose (standard) with ferric carboxymaltose (new treatment) using real-life data. Resource ...
Zou Ling-Xiu - - 2013
A four-wavelength microdisk laser array laterally coupled with a bus waveguide is demonstrated numerically and experimentally. The coupled-mode characteristics as well as scattering loss in the bus waveguide caused by the connected microdisks are simulated by a 2D finite-difference time-domain technique. An AlGaInAs/InP microdisk laser array with circular radii of ...
Pellegrini Elisa - - 2013
The study focuses on the interaction between reactive oxygen species and hormones that regulate the programmed cell death in plants of Melissa officinalis exposed to ozone. Interaction between hormone and redox signaling pathways has been investigated in ozone-stressed (200 ppb, 5 h) lemon balm to verify if the response resembles the biotic ...
Kim Dae Heon - - 2013
Transgenic Arabidopsis and lettuce plants overexpressing AtHSP17.8 showed ABA-hypersensitive but abiotic stress-resistant phenotypes. ABA treatment caused a dramatic induction of early ABA-responsive genes in AtHSP17.8 -overexpressing transgenic lettuce. Plant small heat shock proteins function as chaperones in protein folding. In addition, they are involved in responses to various abiotic stresses, ...
Quesada-Romero Luisa - - 2013
The binding modes of 42 oxadiazole derivates inside glycogen synthase kinase 3 beta (GSK3[Formula: see text] were determined using docking experiments; thus, the preferred active conformations of these inhibitors are proposed. We found that these compounds adopt a scorpion-shaped conformation and they accept a hydrogen bond (HB) from the residue ...
Kurz Herbert - - 2013
No actual data are available on the epidemiology and morbidity of community acquired pneumonia (CAP) in youths and children in Vienna, Austria. The objective was to determine the epidemiology of CAP and morbidity of children hospitalized due to CAP in a tertiary care facility. During three winter seasons youths and ...
Wang Pengfei - - 2013
In this Letter, an all-fiber refractometer with a simple configuration of periodical tapers on a photonic crystal fiber (PCF) is proposed and investigated experimentally. The proposed fiber refractive index (RI) sensor consists of a PCF sandwiched between two standard single-mode fibers, with tapers periodically fabricated along the PCF using a ...
Tavitian Lucy - - 2013
The purpose of this study was to provide clinicians in the Arab World with a child and adolescent depression screening tool. Child and parent versions of the Mood and Feelings Questionnaire (CMFQ and PMFQ respectively) were translated to Arabic and administered along with the Strengths and Difficulties Questionnaire (SDQ) to ...
Aouida Mustapha - - 2013
The development of highly efficient genome engineering reagents is of paramount importance to launch the next wave of biotechnology. TAL effectors have been developed as an adaptable DNA binding scaffold that can be engineered to bind to any user-defined sequence. Thus, TAL-based DNA binding modules have been used to generate ...
Watson Scott - - 2013
Visible light communications using a Gallium-nitride (GaN) laser diode is reported. Devices, which are cased in TO packages, show modulation bandwidths of up to 1.4 GHz. We demonstrate error-free data transmission, defined as transmission of 1×10<sup>-9</sup> bits without any errors, at 2.5  Gbit/s with a sensitivity of 11.5 dBm.
Liu Junhai - - 2013
An efficient compact Yb:Y<sub>3</sub>Sc<sub>1.5</sub>Ga<sub>3.5</sub>O<sub>12</sub> garnet crystal laser actively Q-switched with an acousto-optic modulator is demonstrated, producing stable pulses at repetition rates ranging from 1 to 30 kHz. With 10.8 W of pump power absorbed, an average output power of 3.1 W at 1025.7 nm is generated at pulse repetition rate of 1 kHz, with a ...
Cuadrado Alexander - - 2013
This Letter shows the effect of the geometrical and material properties of lead lines and connections on the robustness and reliability of optical antennas working as distributed bolometers. We analyze the operational limits of the biasing voltage using a mutiphysics finite element method. We demonstrate that, after evaluating the effect ...
Masai Hirokazu - - 2013
Photoluminescent (PL) properties related to Te<sup>4+</sup> species in zinc borate glasses are examined. Broad emission was observed by the excitation of the PL excitation peak of Te<sup>4+</sup> present at the optical absorption edge. The emission intensity of Te<sup>4+</sup> in 5TeO<sub>2</sub>-50ZnO-45B<sub>2</sub>O<sub>3</sub> glass was thermally quenched in a temperature region over 100 K, ...
Wu Gang - - 2013
Highly efficient plasmonic nanofocusing is numerically predicted in a single step-like microslit, which is placed on a high-index dielectric layer. Because of the high throughput of the impinging light on the wide microslit, highly efficient nanofocusing is achieved in the proposed structure based on the multimode interferences in the microslits, ...
Kim Jeong Ho - - 2013
To improve optical properties of organic light-emitting diodes (OLEDs), we developed a planarized moth-eye structure by ultraviolet nanoimprint lithography (UV-NIL). The moth-eye pattern was fabricated on a glass substrate by UV-NIL using AMONIL polymer resin. It contains nanoscaled, cone-shaped, periodic pattern arrays with a 250 nm diameter and a 550 nm pitch. ...
Michelotti Gregory A - - 2013
NAFLD affects a large proportion of the US population and its incidence and prevalence are increasing to epidemic proportions around the world. As with other liver diseases that cause cirrhosis, NAFLD increases the risk of liver cancer, a disease with poor outcomes and limited therapeutic options. The incidences of hepatocellular ...
Sáez-Rodríguez D - - 2013
In this Letter, we report the fabrication of a highly photosensitive, microstructured polymer optical fiber using benzyl dimethyl ketal as a dopant, as well as the inscription of a fiber Bragg grating in the fiber. A refractive index change in the core of at least 3.2×10<sup>-4</sup> has been achieved, providing ...
Shimizu Miho - - 2013
Diabetic nephropathy is a leading cause of end-stage renal disease in Japan. Microalbuminuria has been considered as the first clinical sign of diabetic nephropathy. However, recent studies demonstrated that normoalbuminuric renal insufficiency is not uncommon for diabetic patients, especially in type 2 diabetes. Although the pathogenesis of normoalbuminuric renal insufficiency ...
Thursz Mark - - 2013
HCV is a blood-borne virus transmitted by percutaneous exposure to infected blood or blood-derived body fluids. The main routes of transmission are blood transfusions, medical procedures and injection drug use. In industrialized countries, HCV transmission through blood transfusions has been virtually eliminated and iatrogenic transmission occurs only sporadically during local ...
Xia Li - - 2013
We demonstrate a simple approach to generating optical wideband chaos and verify that it can be used to locate simultaneously and precisely the faults among all branches in a wavelength-division-multiplexing (WDM) passive optical network (PON). The chaotic light source consists of a semiconductor optical amplifier ring structure with an output ...
Irubetagoyena I - - 2013
Objectives: To compare the mechanical properties of locking compression plate (LCP) and limited contact dynamic compression plate (LC-DCP) constructs in an experimental model of comminuted fracture of the canine femur during eccentric cyclic loading. Methods: A 20 mm mid-diaphyseal gap was created in eighteen canine femora. A 10-hole, 2.4 mm ...
Ma Zong-Wei - - 2013
An optical technique is proposed for the accurate calibration of pulsed high magnetic fields utilizing the magnetic field dependent photoluminescence (PL) properties in an Er<sup>3+</sup>:YVO<sub>4</sub> single crystal at 80 K. Bright green PL emissions are excited by a 487.5 nm laser line and can be enhanced greatly by a magnetic field at ...
Khushf George - - 2013
This essay considers implications of formal mereologies and ontologies for medical metaphysics. Edward Fried's extensional mereological account of the human body is taken as representative of a prominent strand in analytic metaphysics that has close affinities with medical positivism. I show why such accounts fail. First, I consider how Fried ...
Martínez-Cuadrón David - - 2013
Previous studies have shown that clofarabine plus low-dose cytarabine (LDAC) could induce roughly 60 % of complete remissions (CR) with acceptable toxicity and induction mortality in elderly acute myeloid leukemia (AML) patients not suitable for intensive chemotherapy. The Programa Español de Tratamientos en Hematología group conducted a trial for patients diagnosed ...
Shi Xuesong - - 2013
This study proposes a method for adjusting subwavelength ripple periods and the corresponding double-grating structures formed on fused silica by designing femtosecond laser pulse trains based on localized transient electron density control. Four near-constant period ranges of 190-490 nm of ripples perpendicular to the polarization are obtained by designing pulse trains ...
Tutturen Astrid E V - - 2013
Protein citrullination is a posttranslational modification where peptidylarginine is enzymatically deiminated to form peptidylcitrulline. Although the role of protein citrullination in both health and disease is being increasingly recognised, techniques available to identify citrullinated proteins and to map their citrullination site(s) are rare and often show poor sensitivity. Here, we ...
Jiang Tong - - 2013
An elliptical monolithic bifocal zone plate as a collimating lens, whose two focal lengths in the orthogonal directions match the different beam waist positions of the fast and slow axes' light from edge-emitting laser diodes, is proposed and experimentally demonstrated by employing femtosecond laser direct writing technology. The high-quality eight-level ...
Chen Mei - - 2013
The neonicotinoids have recently been identified as a potential contributing factor to the sudden decline in adult honeybee population, commonly known as colony collapse disorder (CCD). To protect the health of honeybees and other pollinators, a new, simple, and sensitive liquid chromatography-electrospray ionization mass spectrometry method was developed and validated ...
Weinmann Amy S - - 2013
Following antigenic stimulation, CD4(+) T cells have the potential to differentiate into a number of specialized effector cell subtypes. To date, much progress has been made in defining the basic molecular mechanisms that regulate initial helper T-cell differentiation decisions. Emerging research in the field is now uncovering more complexity in ...
Tan Sisi - - 2013
We propose and experimentally demonstrate a feasible integrated scheme to solve all-optical differential equations using microring resonators (MRRs) that is capable of solving first- and second-order linear ordinary differential equations with different constant coefficients. Employing two cascaded MRRs with different radii, an excellent agreement between the numerical simulation and the ...
Schwartz Nofrat - - 2013
17β-estradiol (E2) plays a key role in tumorigenesis by enhancing cell survivability and metastasis through its cytoplasmic receptors. Recently, a variant of estrogen receptor alpha, ERα36 has been implicated as a substantial mediator of E2's proliferative and antiapoptotic effects through rapid membrane-associated signaling, and cancers previously regarded as hormone-independent due ...
Qian Yannan - - 2013
To increase the photovoltaic efficiency of solar cells, green and red upconversion (UC) emissions produced at an excitation of 1550 nm were investigated. A drastically enhanced red UC emission was observed in near-stoichiometric LiNbO<sub>3</sub> crystal heavily doped with Er<sup>3+</sup> ions (Er:NSLN). Raman spectra showed that the maximum phonon energy shifted from ...
Kartashov Yaroslav V - - 2013
We address Anderson localization in disordered honeycomb photonic lattices and show that the localization process is strongly affected by the spectral position of the input wavepacket within the first Brillouin zone of the lattice. In spite of the fact that in regular lattices expansion of the beam is much stronger ...
Diniz Paulo H C - - 2013
GABA is an inhibitory neurotransmitter that appears to be associated with the action of volatile anesthetics. These anesthetics potentiate GABA-induced postsynaptic currents by synaptic GABAA receptors, although recent evidence suggests that these agents also significantly affect extrasynaptic GABA receptors. However, the effect of volatile anesthetics on the extracellular concentration of ...
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