Results 11 to 20 of about 5,398,404 (309)

Strategies for synthesis of yardsticks and abaci for nanometre distance measurements by pulsed EPR [PDF]

open access: yes, 2014
Silvia Valera is grateful for support by EPSRC and Bela E. Bode acknowledges support by EastCHEM.Pulsed electron paramagnetic resonance (EPR) techniques have been found to be an efficient tool for elucidation of structure in complex biological systems as
Bode, Bela Ernest   +5 more
core   +1 more source

Analysis of influenza A virus NS1 dimer interfaces in solution by pulse EPR distance measurements [PDF]

open access: yes, 2014
H.L.T. was supported by the University of St Andrews; S.A.J. is supported by the BBSRC, U.K.; P.S.K. is supported by the Medical Research Council, U.K.; B.E.B.
Kerry, Philip S   +11 more
core   +1 more source

Improved Acoustic Thermometry for Long-Distance Temperature Measurements

open access: yesSensors, 2023
Accurate measurements of long distances (in the order of tens of meters or more) are necessary in manufacturing processes of large structures, as, for example, in the aerospace industry.
Marco Pisani   +2 more
doaj   +1 more source

Clinical determination of the occlusal plane and its relation with orofacial measurements [PDF]

open access: yesAl-Rafidain Dental Journal, 2007
Aims: To determine the level and angulation of the occlusal plane of the artificial dental arch by measuring the level and angulation of the occlusal plane of completely dentulous subjects and to find the relation of these measurements to some of the ...
Zeina M Ahmad   +2 more
doaj   +1 more source

Transactional distance and student satisfaction in a postgraduate distance learning program [PDF]

open access: yes, 2020
The present study examines the three dimensions of the transactional distance theory of Moore and their correlation with student satisfaction, through a quantitative survey with data collected from 115 postgraduate students of the Hellenic Open ...
Gavrilis, Vagelis   +5 more
core   +1 more source

Performance of an Ultrasonic Ranging Sensor in Apple Tree Canopies

open access: yesSensors, 2011
Electronic canopy characterization is an important issue in tree crop management. Ultrasonic and optical sensors are the most used for this purpose. The objective of this work was to assess the performance of an ultrasonic sensor under laboratory and ...
Alexandre Escolà   +8 more
doaj   +1 more source

Effects of Assuming Constant Optical Scattering on Haemoglobin Concentration Measurements Using NIRS during a Valsalva Manoeuvre [PDF]

open access: yes, 2011
Resolving for changes in concentration of tissue chromophores in the human adult brain with near-infrared spectroscopy has generally been based on the assumption that optical scattering and pathlength remain constant.
Cooper, CE   +20 more
core   +1 more source

Simultaneous measurement of distance and thickness of a thin metal plate with an electromagnetic sensor using a simplified model. [PDF]

open access: yes, 2004
This paper presents a simplified model which can describe the inductance change when an air-core coil is placed next to a thin nonmagnetic metallic plate.
Yin, Wuliang   +2 more
core   +2 more sources

A Novel Three-Head Ultrasonic System for Distance Measurements Based on the Correlation Method

open access: yesMeasurement Science Review, 2014
A novel double-emitter ultrasonic system for distance measurements based on the correlation method is presented. The proposed distance measurement method may be particularly useful in difficult conditions, e.g.
Gądek Krzysztof   +2 more
doaj   +1 more source

Research on an improved leader-follower cooperative navigation technology [PDF]

open access: yesZhihui kongzhi yu fangzhen, 2023
To improve the positioning accuracy of the followers in leader-follower cooperative navigation algorithm for multi-USVs based on distance measurement, this algorithm integrates the distance measurements between the followers into the traditional leader ...
CHEN Dongyu
doaj   +1 more source

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