The analyzer, the lens system, and the detector are surrounded by two layers of 2 mm thick metal to screen external magnetic fields down to an uncritical level. Highly effective fringe field corrections in the entrance and exit areas result in excellent energy resolution at very low kinetic energies as demon. The program retrieves kinasesubstrate predictions from networkin linding et al and contains various statistical modules for futher analysis. The kit comes complete with hardware supporting i2c, smbus, spi and usart protocols, an easytouse gui to configure and display communications and a target demonstration board for outofthebox functionality. Nearambient pressure xray photoemission spectroscopy napxps once only possible at national labs, nearambientpressure xps is now available at lehigh university using a new specs devisim nap reactor cell coupled with a phoibos 150 nap electron energy analyzer.
Pass energies of 20 ev was used for the survey scan and 10 ev for narrow scans. Downloads hart software and embedded systems development. Specs phoibos 150 hemispherical electron analyzer with a 2dccd detector. Phoibos 100150 the phoibos analyzer is available with 100 and 150 mm mean radius see phoibos 225 catalogue for information on the phoibos analyzer with 225 mm mean radius. For ultimate performance the energy analyzer and the lens system are constructed entirely from nonmagnetic materials inside the metal shielding. The experimental or analysis chamber is in mumetal and houses the electron energy analyzer, a specs phoibos 150 with a. Hemispherical energy analyzer with wide angle lens. Additionally, an auger electron spectroscopy aes, varian vacuum division, palo alto, ca, usa depth pro. The state of the art energy analyzer series phoibos 100150. Its optical properties at short wavelengths using 2 and oxygen. Hydrogen purification of actual syngas streams for energy. The specimen is bombarded with xrays and emitted electrons are energy analyzed. A laser fits on a table ok a large table, and experiments can be performed at any time and independently of rare beam times in synchrotron.
The phoibos 150 wal analyzer is a true 180 hemispherical energy analyzer with 150mm mean radius. It consists of a differentially pumped electrostatic prelens, with a threestage differentially pumped phoibos 150 analyzer. Jan 25, 2017 xray photoelectron spectroscopy xps measurements. Centenoxpsissups surface characterization platform built by specs. Targeted polyethylene glycol gold nanoparticles for the. Introduction water adsorption on solid surfaces is ubiquitous in nature and technology, which makes the study of water at the vaporsolid or liquidsolid interfaces highly interdisciplinary. Xpsuvs specs system with phoibos 150 analyzer xray photoelectron spectroscopy xps is a surface analysis technique that can provide elemental and chemical bonding information from the very top surface of a specimen. Nearambient pressure xray photoelectron spectroscopy. Phoibos 100 150 competence in surface analysis etendue the product of area and solid angle of the electrons accepted by the spectrometer. Full text targeted polyethylene glycol gold nanoparticles.
Oct 16, 2017 xray photoemission spectra were measured in fixed analyzer transmission mode with a pass energy of 15 ev and step size of 0. Due to the modular concept of the construction, the analyzer can be easily adapted to meet special requirements. Phoibos 100 150 the phoibos analyzer is available with 100 and 150 mm mean radius see phoibos 225 catalogue for information on the phoibos analyzer with 225 mm mean radius. Laserbased arpes angleresolved photoemission spectroscopy is a form of arpes that uses a laser as an excitation source. Thus, the design concept provides four separate pressure stages separated by apertures. The xps were acquired using a specs spectrometer equipped with a phoibos 150 mcd9 analyzer specs, berlin, germany at an electron takeoff angle of 90 employing monochromatic mg k. Preparation of chitosancoated magnetite particles and enzyme immobilization. The analyzer pass energy was 10 ev for narrow scans, and 20 ev for survey spectra. State of the art energy analyzer series phoibos 100150. Point transmission for a point source, defined as the solid angle over which charged particles are accepted by the spectrometer and transmitted to the. Characterization of magnetic nanoparticles coated with. Surface chemistry analyses were performed on the a.
The binding energy be reference was taken at the c 1s transition at 284. In its 7th generation the electron analyzer phoibos 150 is a wellestablished and proven electron analyzer for a large variety of different experimental methods ranging from xps, ups, arpes to spinresolved experiments, or iss and aes. Xray photoelectron spectroscopy xps study of the products. Materials characterization institute for functional. Ray tracing result of spot size on sample by ray program. Leading scientific equipment for surface analysis specsgroup. Pecs system with phoibos 150 analyzer materials research. Supporting information driving the oxygen evolution reaction. This upgraded version includes improved digital signal processing filters that enable measurements in the presence of rf interference up to 150 v peak, 3x that of the poweraim 120.
Elemental analysis was conducted in a perkinelmer chnso model 2400. Angle between the incident photon beam and the analyzer. Xps measurements were carried out with a phoibos 150 analyzer specs gmbh, berlin, germany in ultrahigh vacuum conditions base pressure 1. Surface modification and biological evaluation of kojic acid. All units are completely controled by specs software. The catalytic surface of activated catalysts was studied by xps in a napxps unit specs group, germany with a phoibos 150 1ddld analyzer, using a monochromatic alk. Laserbased arpes is operated with a narrow bandwidth uv laser source and offers several advantages over synchrotron radiation.
Pdf some effects of intentionally added water on licoo 2. Removing biofilms from stainless steel without changing. Phoibos 100 150 the phoibos analyzer is available with 100 and 150 mm mean radius. The platform is provided with a phoibos 150 2ddld energy analyzer package. The pickit serial analyzer is a lowcost usbbased tool used to direct communication between a pc and an external serial device. There must be vacuum continuity between the analysis chamber and the synchrotron ring. As the strong backbone with an outstanding scientific network, worldwide sales and service infrastructure, the joint venture with tokyo instruments and wellrespected partners, it gives the three individual brands a home, in which they can concentrate on their strengths. Xps analysis was performed using a specs surface analysis system equipped with a phoibos 150 electron analyzer and a monochromatized al k. Ethernet adapter ec10 see ethercan with ec10 on page 11 in 1. Analyzer overview pictus 400 wash system 6position wash station. Measurements by thorsten kampen, specs nano surface analysis gmbh, berlin.
The analyzer used is a phoibos 150 nap, which ensures a pressure difference of 10 9. Analysis chamber, preparation chamber bottom, preparation chamber. For ultimate performance, the analyzer and lens system are constructed entirely. Phosphositeanalyzer is a novel bioinformatical tool for analyzing quantitative phosphoproteome datasets. The phoibos energy analyzer is available with 100, 150 and 225 mm mean radius. Xpsuvs specs system with phoibos 150 analyzer nnci. Phoibos 150 analyzer enables higher resolution at shorter dwell times. All samples were transferred from the stm to the xps chamber using a uhv suitcase, thus ensuring cleanliness of the sample and excluding contamination from exposition to the atmosphere. The analyzer is mounted on a fixed geometry with an angle of 50 relative to the synchrotron radiation direction. Due to the modular concept of the construction it can be easily adapted to meet special requirements. For the xps measurements, highresolution photoemission spectra were recorded using an energy step of 0. Due to the modular concept of the construction the analyzer can be easily adapted to meet special requirements. In its 7th generation the electron analyzer phoibos 150 is a wellestablished and proven electron analyzer for a large variety of different experimental methods.
Phoibos 150 nap near ambient pressure hemispherical energy. The analyzer, the lens system, and the detector are. This sspecification is rrequired tto ddetermine xps ssensitivity. Xray spectroscopy was performed using a specs phoibos 150 analyzer and photons from a nonmonochromatic mg k. Some effects of intentionally added water on licoo 2 graphite pouch cells. Influence of acidic properties of different solid acid. For undisturbed imaging quality, the input lens system is gridfree. Laserarpes angleresolved photoemission spectroscopy. Xray photoelectron spectroscopy xps is a surface analysis technique that can provide elemental and chemical bonding information from the very top surface of a specimen. Phoibos 100150 the phoibos analyzer is available with 100 and 150 mm mean radius. Since march 2008, a new electron energy analyzer, a specs phoibos 150 with a 2dccd detector system, is operative in the badelph end station. Specs phoibos 150 nap with differentially pumped lens system. Elemental characterization can be achieved with about 0. Tnotes1d delayline detector performance surface concept.
Xray photoelectron spectroscopy xps analysis was performed using a specs phoibos mcd 150 spectrometer specs, berlin, germany equipped with a monochromatized al xray source h. Feb 26, 2016 xray photoelectron spectroscopy xps analysis was performed using a specs phoibos mcd 150 spectrometer specs, berlin, germany equipped with a monochromatized al xray source hv1,486. Specs hemispherical energy analyzer with wide angle lens. The phoibos 150 nap analyzer is a true 180 hemispherical energy analyzer with 150 mm mean radius. An inlens gate valve allows a highvacuum seal between of the phoibos 150 analyzer and nap prelens and enables venting of the analysis. A soft xray beamline and endstation must be maintained under a clean, ultra high vacuum uhv. Functionalized graphene enables highly efficient solar. Pecs system with phoibos 150 analyzer surface analysis technique providing elemental and chemical bonding information from the very top surface of a specimen. The xps analyses were carried out employing a multitechnique system specs equipped with a dual mgal xray source and a hemispherical phoibos 150 analyzer operating in the fixed analyzer transmission fat mode.
The combination of the analyzer and our wide range of high quality chemistry reagents, controls and calibrators make the diatron p400 system an ideal choice for customers who require a reliable and cost effective analyzer. The trial version is free of charge and fully functional to allow you to try how our tools fit into your application. Create such a binary entry if it does not exist figure 36. Jun 14, 2017 kintronic labs is proud to be promoting array solutions latest model of the poweraim antenna analyzer, the poweraim 150. Specsgroup joins the leading brands specs, nanonis and enviro in surface analytical instrumentation. Understanding activity and selectivity of metalnitrogen. Pdf softxray arpes facility at the adress beamline of the. Hemispherical energy analyzer with wide angle lens phoibos. Surface chemical composition of the composites was evaluated by xray photoelectron spectroscopy xps at room temperature with a specs phoibos 150 hemispherical analyzer specs gmbh, berlin, germany using an alk.
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