tag:blogger.com,1999:blog-14927967635792496952024-03-13T07:22:36.690+01:00SciTech ScratchpadScience & Technology - powered by xtronixXavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comBlogger67125tag:blogger.com,1999:blog-1492796763579249695.post-61619489799675133942023-08-17T22:55:00.001+02:002024-01-23T18:51:48.328+01:00Brian Cox Breaks Silence: "The Universe Existed Before Big Bang"Modern Science explains the origin of the universe with the Big Bang Theory.According to this theory, our world emerged from the explosion of singularity, a point in space-time where energy density and mass approach infinity, and all dimensions reach zero.But Recently, Brian Cox has made a bold announcement stating that the universe has always existed and the Big Bang Theory is wrong.Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-781637651370263892023-06-20T17:33:00.001+02:002023-06-20T17:33:19.480+02:00Welcome to Solid Sealing TechnologySolid Sealing Technology Capabilities. Experts in hermetic feedthroughs and connectors.www.solidsealing.com!Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-40273333891234567832023-03-23T14:50:00.004+01:002023-03-23T22:21:16.551+01:00Custom Vacuum DesignsOver the years xtronix has delivered many custom designed products, both systems and components. xtronix custom designs removes the burdensome task of design engineering, parts procurement, assembly, testing and final qualification. We work with suppliers, often companies we actively distribute products of, to obtain the best price and delivery, leaving our customers more time to focus on their Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-49642255722166909232023-03-09T15:51:00.009+01:002023-03-16T16:41:58.649+01:00The most efficient Radionuclide Identifying Device (RID)Detects and identifies nuclides in mixed, shielded and heavily masked configurations including Special Nuclear Material (SNM).The DiscoveRAD is ultra-compact, rugged, sensitive, lightweight and.... is even game for a dip to 10 meters 1(IP68)!Spectrometry at up to 1 million cps between 10 KeV to 1 MeV.Law enforcement, customs, and other agencies are using RIDs as part of a national strategy to Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-20629120530104547252023-03-08T10:26:00.010+01:002023-03-09T15:40:13.837+01:00High Sensitivity Multifunction Compton Camera
Compton imaging exploits inelastic scattering, known as Compton scattering, using a Compton camera consisting of a scatterer detector in the front layer and an absorber detector in the back layer. Compton imaging can discriminate gamma rays over a wide energy range from several hundred keV to several MeV.Damavan Imaging was founded in 2014 to develop its 8 Temporal Imaging Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-82924296097156185132022-11-03T16:51:00.011+01:002023-03-08T14:07:13.840+01:00Selecting the best crystal for your coating processA quartz crystal microbalance (QCM)
takes advantage of the piezoelectric effect found in quartz crystals. Application of an electric potential across the quartz crystal induces mechanical shear
strain in the crystal. If the polarity of this electric potential is reversed,
the strain direction reverses. Rapid oscillation of the electric potential
polarity leads to vibrational motion of the quartz Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-86745642330154015472022-10-11T22:06:00.007+02:002022-10-26T17:47:16.716+02:0010 μm-thick four-quadrant transmissive silicon photodiodes for beam position monitor application: electrical characterization and gamma irradiation effectsAbstract:Silicon photodiodes are very useful devices as X-ray beam monitors in synchrotron
radiation beamlines. Owing to Si absorption, devices thinner than 10 µm are needed to achieve
transmission over 90% for energies above 10 keV. In this work, new segmented four-quadrant
diodes for beam alignment purposes are fabricated on both ultrathin (10 µm-thick) and bulk silicon
substrates. Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-6556731582907494022022-09-01T12:56:00.004+02:002022-10-11T23:11:37.318+02:00A1427 KIT Low Noise Fast Current Preamplifier & DiscriminatorThe CAEN A1427 is a fast and low noise current preamplifier with AC coupled input. It hosts two outputs: EOUT (unipolar) that can be integrated to calculate the energy associated to the input signal and FOUT (bipolar) that can be used to calculate the rate of the input signal, discriminating the negative pole using the A1428 discriminator that is specifically designed to fit with Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-82205641107679947502022-02-21T12:10:00.009+01:002022-09-01T13:02:29.520+02:00WELCOME TO SOLID SEALING TECHNOLOGYSolid Sealing Technology (SST) designs and manufactures essential electrical components for today’s high-tech world. SST's innovative material-joining technologies bond ceramics and glass to metal to create hermetic feedthroughs and connectors tailored for use in vacuum environments. Experts in design, SST offers a vast catalog of standard high-performance sealing solutions that improveXavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-29354790698040661272022-02-16T19:27:00.004+01:002023-03-24T14:01:26.062+01:00New Portable Device for Automated Radon DetectionThe device, which features a silicon sensor manufactured at IMB-CNM's Clean Room, monitors radon levels automatically and remotely. Radon gas is the largest source of natural radiation exposure in humans and causes 3-14% of lung cancer cases.The Spanish National Research Council (CSIC), through the Institute of Microelectronics of Barcelona (IMB-CNM-CSIC), has collaborated in the design and Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-1248039075388043952021-10-05T11:05:00.001+02:002021-10-05T11:08:07.288+02:00Compact Tracking Telescope for High Energy ParticlesOVERVIEWThe ALIBAVA Telescope has been successfully operated at the DESY and CERN-SPS beam lines.The telescope consists of at least three planes (stations). The stations use ALIBAVA daughter boards to take the tracking information from two 90 degrees-turned strip sensors for XY positioning. The stations act as reference frame and allow precise track reconstruction. Each daughter connects to an Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-74007156975781359842021-09-08T11:20:00.001+02:002021-09-08T11:20:25.901+02:00What is a Kelvin probe?The Kelvin probe is a non-contact, non-destructive vibrating capacitor device used to measure the work function (wf) of conducting materials or surface potential (sp) of semiconductor or insulating surfaces. The wf of a surface is typically defined by the topmost 1 - 3 layers of atoms or molecules, so the Kelvin probe is one of the most sensitive surface analysis techniques available. KP Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-43863665322204706062021-09-07T17:01:00.013+02:002021-09-07T17:59:13.473+02:00Hands-on Educational Tool for PhysicsEASy is a portable, compact and complete system for microstrip sensor characterization that uses the front-end readout Beetle chip developed for CERN / LHC experiments.EASy is a plug-and-play educational system based on the Alibava System. All components needed to start measuring are assembled and prepared, including the microstrip sensor. EASY allows for a quick and simple setup, Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-45880262463485287572021-06-10T15:57:00.007+02:002021-06-10T16:10:09.224+02:00CAEN Digitizer WhitepaperIn recent years CAEN has developed a complete family of digitizers that consists of several models differing in sampling frequency, resolution, form factor and other features. Besides the use of the digitizers as waveform recorders (oscilloscope mode), CAEN offers the possibility to upload special versions of the FPGA firmware that implement algorithms for the Digital Pulse Processing (DPP); whenXavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-52538928500760247272021-01-22T22:50:00.009+01:002021-01-22T23:15:14.745+01:00CAEN x1081 Programmable Logic UnitsCoincidence, Trigger Logic, Counter, Pulse Generator and moreThe DT1081A and N1081B are the new CAEN pocketknife tools that incorporate in a single module the most common functionalities that you need to implement the logic capabilities of your laboratory setup. Whenever you are in need to rapidly configure and perform multiple logic operations at a time, the x1081 is your supporter thanks to itsXavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-82289073327211241432021-01-05T10:37:00.007+01:002021-01-05T11:31:05.411+01:00Solid Sealing Technology Starts 2021 With New WebsiteSolid Sealing Technology, our partners in Ceramic Feedthroughs and thousands of industry standard parts for vacuum technology, have opened 2021 with a new website which we invite you to visit: www.solidsealing.com Solid Sealing Technology designs and manufactures essential electrical components for today’s high-tech world. Their innovative material-joining technologies bond Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-42804212033411932002020-12-02T11:30:00.007+01:002020-12-03T16:44:11.483+01:00Didactic Kits for University of FribourgAt the Faculty of Science and Medicine of the University of Fribourg, they teach the next generation of scientists and doctors, with a particular focus on life sciences, biomedicine, and nanomaterials. They train them to face the future challenges of our society.During Q1/2012 they will be receiving two new Educational Kits & Experiments for training students with state-of-the-art didactic Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-55174770727540985032020-11-16T13:05:00.003+01:002020-11-16T19:40:56.602+01:00Ф4 Ultra-high Vacuum Scanning Kelvin ProbeThe Ф4 Ultra-high Vacuum Scanning Kelvin Probe system gives the user full access to work function measurements under vacuum with the ability to alter the temperature from 77 K to 860 K. The Kelvin probe measurement has resolution of 1 - 3 meV for a 2 mm tip on a conducting sample. The sample is mounted on a plate that is located on a motorized (x, y, z) translator attached to a stainless Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-25644807171194810872020-10-09T13:43:00.004+02:002020-10-09T13:45:26.011+02:00Black Holes MatterCongratulations to this trio for winning the 2020 Physics Nobel:
Roger Penrose for linking black hole formation to relativity; Reinhard Genzel and Andrea Ghez for discovery of supermassive object.Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-34210017401197251872020-06-08T12:18:00.002+02:002020-12-03T16:45:06.363+01:00Radiation detection for Gamma Spectroscopy and/or Neutron-Gamma Discrimination
i-Spector is an innovative product by CAEN, designed to operate as full-featured radiation detection systems for Gamma Spectroscopy and/or Neutron-Gamma Discrimination. Its profile makes this unit ideal for many portable applications where size, weight and power consumption are important constraints. Depending on the selected model, the i-Spector is suitable for a wide range of applications:
Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-28910048186674159922019-10-10T23:15:00.001+02:002019-10-11T00:12:41.305+02:002019 Nobel Prize in Physics
This has been an exciting week
for the Swiss scientific community with the awarding of the 2019 Nobel Prize for Physics to James Peebles, Michel
Mayor and Didier Queloz. Swiss physicists Michel Mayor and Didier Queloz, University of Geneva, were awarded the prize for discovering the first exoplanet orbiting a sun-like star back in
1995. Peebles baged half the prize for “Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-77558859281820143342019-10-03T18:49:00.001+02:002019-10-11T14:45:48.985+02:00Build your Muons telescope!
New Educational Kit
Cosmic Hunter is a new educational tool through which CAEN expects to inspire young students and guide them towards the analysis and comprehension of cosmic rays.
Cosmic Hunter, Silicon Photomultiplier (SiPM) based, is composed of one detection - coincidence unit together with up to three plastic scintillating tiles.
Muons detection, fluxXavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-39492754139325717512019-08-20T11:18:00.000+02:002019-08-20T11:18:18.091+02:00Experiment to Detect Dark Energy Turns Up NothingImperial College London scientists tested a proposed model of the missing dark energy force in which it acts inversely from gravity — powerful in a vacuum and nearly undetectable in the presence of a lot of matter.
The accelerated expansion of the universe motivates a wide class of scalar field theories that modify general relativity (GR) on large scales. Such theories require a Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-7930389297234453802019-06-14T22:15:00.003+02:002019-06-14T22:37:51.989+02:00Nationwide Environmental Monitoring System
Gamma Spectroscopy by CAEN SyS
The Radiation Detection Specialists
Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.comtag:blogger.com,1999:blog-1492796763579249695.post-9478636550837412602019-06-07T13:18:00.000+02:002020-11-16T12:39:36.293+01:00XENON Dark Matter ProjectDark-matter detector observes exotic nuclear decay
CAEN and the XENON Collaboration have been pioneers in the fully Digital Data Acquisition and Pulse Processing for Dark Matter research. A longstanding, prolific collaboration that keeps on delivering important science results and is ready for future challenges.
What is XENON1T Experiment
XENON experiment is a 3500kg liquid xenon detector to Xavier G. http://www.blogger.com/profile/14702425390195807167noreply@blogger.com