Browsing Institutt for mikrosystemer by Title
Now showing items 1-20 of 574
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3D Maps of Mineral Composition and Hydroxyapatite Orientation in Fossil Bone Samples Obtained by X-ray Diffraction Computed Tomography
(Journal article; Peer reviewed, 2018)Whether hydroxyapatite (HA) orientation in fossilised bone samples can be non-destructively retrieved and used to determine the arrangement of the bone matrix and the location of muscle attachments (entheses), is a question ... -
3ΛH and -3Λ-H production in Pb-Pb collisions at √sNN=2.76 TeV
(Journal article; Peer reviewed, 2016)The production of the hypertriton nuclei 3_Hand 3¯_Hhas been measured for the first time in Pb–Pbcollisions at √sNN=2.76TeVwith the ALICE experiment at LHC. The pT-integrated 3_Hyield in one unity of rapidity, dN/dy ×B.R. ... -
3Λh and 3‾Λ‾h lifetime measurement in Pb–Pb collisions at √sNN = 5.02 TeV via two-body decay
(Journal article; Peer reviewed, 2019)An improved value for the lifetime of the (anti-)hypertriton has been obtained using the data sample of Pb–Pb collisions at TeV collected by the ALICE experiment at the LHC. The (anti-)hypertriton has been reconstructed ... -
A capacitive touch screen sensor for detection of urinary tract infections in portable biomedical devices
(Journal article; Peer reviewed, 2014)Incidence of urinary tract infections (UTIs) is the second highest among all infections; thus, there is a high demand for bacteriuria detection. Escherichia coli are the main cause of UTIs, with microscopy methods and urine ... -
A Clover shaped silicon piezoresistive microphone for miniaturized photoacoustic gas sensors
(Chapter, 2009)Here we present the design and modeling of a novel piezoresistive microphone designed for a photoacoustic gas sensor system. The microphone is fabricated using a novel process to enable DRIE etch through of membranes of ... -
A microfluidic device for continuous sensing of systemic acute toxicants in drinking water
(Journal article; Peer reviewed, 2013)A bioluminescent-cell-based microfluidic device for sensing toxicants in drinking water was designed and fabricated. The system employed Vibrio fischeri cells as broad-spectrum sensors to monitor potential systemic cell ... -
A Novel Hybrid Approach Based on Instance Based Learning Classifier and Rotation Forest Ensemble for Spatial Prediction of Rainfall-Induced Shallow Landslides Using GIS
(Journal article; Peer reviewed, 2017)This study proposes a novel hybrid machine learning approach for modeling of rainfall-induced shallow landslides. The proposed approach is a combination of an instance-based learning algorithm (k-NN) and Rotation Forest ... -
A Review of Eutectic Au-Ge Solder Joints
(Journal article; Peer reviewed, 2019)Gold-germanium (Au-Ge) joints have been part of the electronics industry since the birth of the solid state transistor. Today they find their role as a reliable joining technology, especially for high-temperature applications. ... -
A review of wearable technologies for elderly care that can accurately track indoor position, recognize physical activities and monitor vital signs in real time
(Journal article; Peer reviewed, 2017)Rapid growth of the aged population has caused an immense increase in the demand for healthcare services. Generally, the elderly are more prone to health problems compared to other age groups. With effective monitoring and ... -
Accessing the strong interaction between Λ baryons and charged kaons with the femtoscopy technique at the LHC
(Peer reviewed; Journal article, 2023)The interaction between Λ baryons and kaons/antikaons is a crucial ingredient for the strangeness S = 0 and S = −2 sector of the meson–baryon interaction at low energies. In particular, the ΛK‾ might help in understanding ... -
Acoustic Characterization of Inhomogenous Layers using Finite Element Method
(Peer reviewed; Journal article, 2021)This study presents a finite element approach to estimate acoustic parameters of layers of arbitrary compositions using 2D and 3D models. In this approach the resonance frequency of a layer to be investigated is found by ... -
Acoustic Impedance Matching of PMN-PT/epoxy 1-3 Composites for Underwater Transducers with Usable Bandwidth Restricted by Electrical Power Factor
(Peer reviewed; Journal article, 2019)Volume cost has limited the use of single crystals in underwater applications, butreported performance of PMN-PT sonar transducers now motivates the design of commercial prototypes. This work addresses optimization of the ... -
Addressing the hypertriton lifetime puzzle with ALICE at the LHC
(Journal article; Peer reviewed, 2019)The ALICE Collaboration collected a large data sample of Pb-Pb collisions at in 2015 at the Large Hadron Collider (LHC) and the excellent particle identification (PID) capabilities allow for the detection of rarely produced ... -
Ag–(In–Bi) solid-state bonding
(Peer reviewed; Journal article, 2023)Solid-state diffusion bonding is a metallurgical technique to bond interfaces. We identify Ag–(In–Bi) as a material system that can be bonded at 65 °C. This work aims to demonstrate low-temperature bonding and to determine ... -
ALICE measurement of the J/ψ nuclear modification factor at mid-rapidity in Pb–Pb collisions at √sNN = 5.02 TeV
(Journal article; Peer reviewed, 2017)ALICE at the LHC provides unique capabilities to study charmonium production at low transverse momenta (pT). At central rapidity, (|y| < 0.8), ALICE can reconstruct J/ψ via their decay into two electrons down to zero pT. ... -
ALICE measurements of flow coefficients and their correlations in small (pp and p–Pb) and large (Xe–Xe and Pb–Pb) collision systems
(Journal article; Peer reviewed, 2019)Many observables which are used as a signature of the collective effects in heavy-ion collisions when measured in high multiplicity pp and pA interactions reveal a very similar behaviour. We will present first measurements ... -
ALICE results on system-size dependence of charged-particle multiplicity density in p–Pb, Pb–Pb and Xe–Xe collisions
(Journal article; Peer reviewed, 2019)Particle production at LHC energies involves the interplay of hard (perturbative) and soft (non-perturbative) QCD processes. Global observables, such as the charged-particle multiplicity, are related to the initial geometry ... -
Analysis of a Low Power Inverting CMOS Schmitt Trigger Operating in Weak Inversion
(Peer reviewed; Journal article, 2022)This article analyzes the operation of a low power inverting CMOS Schmitt trigger in weak inversion. The analysis is based on an earlier proposed analytical model, which relates the hysteresis voltages to the transistors' ... -
Analysis of an Approximated Model for the Depletion Region Width of Planar Junctionless Transistors
(Peer reviewed; Journal article, 2019)In this paper, we investigate the accuracy of the approximated analytical model currently utilized, by many researchers, to describe the depletion region width in planar junctionless transistors (PJLT). The proposed analysis ... -
Analysis of the apparent nuclear modification in peripheral Pb–Pb collisions at 5.02 TeV
(Journal article; Peer reviewed, 2019)Charged-particle spectra at midrapidity are measured in Pb–Pb collisions at the centre-of-mass energy per nucleon–nucleon pair TeV and presented in centrality classes ranging from most central (0–5%) to most peripheral ...