Results 121 to 130 of about 278,016 (332)

Distance Learners’ Use of Handheld Technologies

open access: yesInternational Review of Research in Open and Distance Learning, 2019
This study investigates how and where distance learners use handheld devices and the impact this has on learning habits, access to learning content and quality of work.
Simon Cross   +3 more
semanticscholar   +1 more source

Rapid Profiling of Marine Notches Using a Handheld Laser Distance Meter [PDF]

open access: yes, 2012
A rapid, single-user profiling method for rocky shores is described. The Leica Disto D8 handheld laser distance meter measures distance up to 100 m and inclination in 360 degrees.
Andrade F.   +7 more
core   +1 more source

Magnetic Field Driven Microrobot Based on Hydrogels

open access: yesAdvanced Robotics Research, EarlyView.
Hydrogel‐based magnetic microrobots synergize remote magnetic control with the biocompatibility of flexible hydrogels, emerging as promising tools for minimally invasive biomedicine. This enables remotely controllable, untethered navigation within complex biological microenvironments.
Juncai Song, Yubing Guo
wiley   +1 more source

Reliability, responsiveness, and validity of handheld dynamometry for assessing quadriceps strength in total knee arthroplasty

open access: yesDisability and Rehabilitation, 2020
Purpose To determine the reliability, responsiveness, validity, and agreement of handheld dynamometry, relative to electromechanical dynamometry, for assessing quadriceps strength surrounding total knee arthroplasty.
A. Kittelson   +5 more
semanticscholar   +1 more source

Wearable and Implantable Devices for Continuous Monitoring of Muscle Physiological Activity: A Review

open access: yesAdvanced Science, EarlyView.
Recent advances in materials and device engineering enable continuous, real‐time monitoring of muscle activity via wearable and implantable systems. This review critically summarizes emerging technologies for tracking electrophysiological, biomechanical, and oxygenation signals, outlines fundamental principles, and highlights key challenges and ...
Zhengwei Liao   +4 more
wiley   +1 more source

A Natural Sweetener‐inducible Genetic Switch Controls Therapeutic Protein Expression in Mammals

open access: yesAdvanced Science, EarlyView.
This study develops a natural sweetener, the psicose‐inducible transgene expression (PURE) system based on an Agrobacterium tumefaciens–derived transcriptional repressor PsiR. The PURE system is highly specific to psicose, being insensitive to other sugars and structurally similar molecules.
Longliang Qiao   +16 more
wiley   +1 more source

Impact factors for mobile internet applications in the agri-food sectors [PDF]

open access: yes, 2006
Mobile communication and the mobile Internet can provide important opportunities, economic advantages for enterprises end organisations and support their more efficient operating as they can be used anytime and anywhere.
Herdon, Miklós, Szilágyi, Róbert
core  

Chloroplast Stress Signals Orchestrate Epidermis‐Specific Remodeling of Mitochondria and ER Under High Light

open access: yesAdvanced Science, EarlyView.
High light exposure triggers an epidermis‐specific remodeling of mitochondria and ER in Arabidopsis, driven by chloroplast‐derived signals. Live‐cell imaging shows that HL rapidly suppresses mitochondrial motility, followed by fusion‐driven elongation and ER cisternal expansion.
Evan R. Angelos   +12 more
wiley   +1 more source

Validation of Portable Mobile Mapping System for Inspection Tasks in Thermal and Fluid–Mechanical Facilities

open access: yesRemote Sensing, 2019
The three-dimensional registration of industrial facilities has a great importance for maintenance, inspection, and safety tasks and it is a starting point for new improvements and expansions in the industrial facilities context.
Manuel Rodríguez-Martín   +3 more
doaj   +1 more source

Handheld Usage Data Mining for Handheld Data Protection [PDF]

open access: yesContemporary Management Research, 2013
Mobile handheld devices such as smart cellular phones are easily lost or stolen because of their small sizes and high mobility. Personal data such as addresses and messages stored in the devices may be revealed when the devices are lost. Handheld devices must include rigorous and convenient handheld data protection in case the devices are lost or ...
openaire   +1 more source

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