Results 11 to 20 of about 770,468 (299)

Tunneling gravimetry [PDF]

open access: yesEPJ Quantum Technology, 2022
AbstractWe examine the prospects of utilizing matter-wave Fabry–Pérot interferometers for enhanced inertial sensing applications. Our study explores such tunneling-based sensors for the measurement of accelerations in two configurations: (a) a transmission setup, where the initial wave packet is transmitted through the cavity and (b) an out-tunneling ...
Patrik Schach   +4 more
openaire   +3 more sources

Assessment of static and dynamic stresses horse-shoe tunnel with connecting gallery using finite element method: (as a case study) [PDF]

open access: yes, 2018
This paper illustrates the use of MIDAS GTS NX to investigate the tunnel’s simulation in order to highlight the effect of static and dynamic load on the behaviour of tunnel to compare this response expressed in terms of displacement and stresses ...
Hrubešová, Eva, Mohammed, Jaafar
core   +1 more source

Dynamic Characteristics of a Double-Pylon Cable-Stayed Bridge with Steel Truss Girder and Single-Cable Plane

open access: yesAdvances in Civil Engineering, 2021
The dynamic characteristics are closely linked to the seismic stability and wind-resistant of the bridge. But different bridge types have different dynamic characteristics.
Yong Zeng   +5 more
doaj   +1 more source

Can the outside-in half-tunnel technique reduce femoral tunnel widening in anterior cruciate ligament reconstruction? A CT study [PDF]

open access: yes, 2017
There are different techniques for drilling the femoral tunnel in the anterior cruciate ligament reconstruction (ACLR), but their influence in the bone tunnel enlargement in unknown.
DE CARLI, Angelo   +7 more
core   +1 more source

Study on the Mechanism and Effect of a Partition Wall Controlling Foundation Pit Deformation in the Soft-Soil Area

open access: yesAdvances in Civil Engineering, 2022
Based on the soft-soil layer and several practical subway stations projects, the effect of partition wall main parameters on internal force and the deformation of retaining structure was thoroughly investigated via numerical simulation and orthogonal ...
Chunlei Feng   +3 more
doaj   +1 more source

Ex-situ Tunnel Junction Process Technique Characterized by Coulomb Blockade Thermometry [PDF]

open access: yes, 2010
We investigate a wafer scale tunnel junction fabrication method, where a plasma etched via through a dielectric layer covering bottom Al electrode defines the tunnel junction area. The ex-situ tunnel barrier is formed by oxidation of the bottom electrode
Enouz-Vedrenne, S.   +5 more
core   +2 more sources

Study on the Influence of Train Dynamic Load on underneath Tunnel Cast-in-Situ Concrete in Early Age

open access: yesShock and Vibration, 2022
The cast-in-situ concrete lining is prone to structural damage, cracks, and other defects, due to the influence of dynamic load at an early age, which is necessary to study the dynamic response.
Yuchao Zheng   +6 more
doaj   +1 more source

Evaluation of innovative sprayed-concrete-lined tunnelling [PDF]

open access: yes, 2008
The front-shunt tunnel was the first tunnel of the Terminal 5 project at Heathrow to be constructed, and was the first section of sprayed-concrete-lined (SCL) tunnel to be constructed using the method known as LaserShell.
Hilar, M.   +3 more
core   +1 more source

A Solution of Subgrade Modulus for Response Displacement Method of Circular Underground Structures

open access: yesShock and Vibration, 2021
In the seismic analysis and design of the underground structure, the response displacement method, as a pseudostatic method, has been widely adopted for its solid theoretical background, clear physical concept, and ease of implementation.
Wei Wang   +6 more
doaj   +1 more source

Sign of tunnel spin polarization of low-work-function Gd/Co nanolayers in a magnetic tunnel junction [PDF]

open access: yes, 2008
Magnetic tunnel junctions having a low-work-function Gd/Co nanolayer at the interface with an Al2O3 tunnel barrier are shown to exhibit both positive and negative values of the tunnel magnetoresistance. The sign of the tunnel spin polarization of the Gd/
Jansen, R., Lodder, J.C., Min, B.C.
core   +2 more sources

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