Results 41 to 50 of about 700,724 (318)

Evaluation of Velocity and Acceleration Effect on Mecanum Wheel Robot Positioning

open access: yesInternational Journal of Applied Mechanics and Engineering, 2022
In this paper, a Mecanum wheel omnidirectional robotic platform made for taking measurements in harsh and dangerous conditions is introduced. Due to the necessity of highly accurate displacement of the platform for measuring the conditions at the exact ...
Aleksander Bączyk   +2 more
doaj   +1 more source

Optical measurements of pH in meat [PDF]

open access: yesMeat Science, 1999
The pH changes occurring in a carcass during the first 24 h after slaughter are important for the quality of the final meat or meat products. Protein denaturation will occur if pH falls to too low a level or if a relatively low pH sets in at a time after slaughter where the carcass temperature is still high.
Andersen, Jan Rud   +3 more
openaire   +2 more sources

Optical properties of apple skin and flesh in the wavelength range from 350 to 2200 nm [PDF]

open access: yes, 2008
Optical measurement of fruit quality is challenging due to the presence of a skin around the fruit flesh and the multiple scattering by the structured tissues.
Thennadil, Suresh N.   +4 more
core   +1 more source

BEYOND GROUND CONTROL POINTS: COST-EFFECTIVE 3D BUILDING RECONSTRUCTION THROUGH GNSS-INTEGRATED PHOTOGRAMMETRY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The process of 3D building modeling serves a multitude of practical and strategic purposes across diverse industries. Building a 3D model involves employing a range of techniques and technologies.
E. Oniga   +5 more
doaj   +1 more source

Rapid Diagnosis of the Nitrogen Status of the Wild Lowbush Blueberry

open access: yesInternational Journal of Fruit Science, 2023
Optical instruments were proposed to assess the nitrogen (N) concentration of the leaves of wild lowbush blueberries (Vaccinium angustifolium Ait.). The objectives were to assess the effects of NPK fertilizer rates on leaf N concentrations and optical ...
Jean Lafond
doaj   +1 more source

Are Fertility Preservation Procedures Before Gonadotoxic Therapy and Hematopoietic Stem Cell Transplantation Feasible and Safe in Very Young Children? A Retrospective Cohort Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Fertility preservation (FP) is increasingly integrated into the care of pediatric patients exposed to gonadotoxic therapy or conditioning for hematopoietic stem cell transplantation (HSCT), yet perioperative data in infants and toddlers remain scarce.
Kerstin Saalabian   +13 more
wiley   +1 more source

Optical fiber sensing based on reflection laser spectroscopy [PDF]

open access: yes, 2010
An overview on high-resolution and fast interrogation of optical-fiber sensors relying on laser reflection spectroscopy is given. Fiber Bragg-gratings (FBGs) and FBG resonators built in fibers of different types are used for strain, temperature and ...
De Natale, Paolo   +34 more
core   +1 more source

CHES robotic observation software kit

open access: yesFrontiers in Astronomy and Space Sciences, 2022
CHES (changing event survey) is an optical survey program that not only aims at searching fast-moving RSOs in the sky for space domain awareness but also takes other scientific goals into account, such as NEO and transient events.
Chen Zhang, Chen Zhang, Can Zhu
doaj   +1 more source

Feasibility and Safety of Somato‐Cognitive Coordination Therapy for Cerebellar Ataxia Following Pediatric Brain Tumor Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cerebellar ataxia after pediatric brain tumor treatment can cause persistent gait, balance, and speech impairment, yet no established rehabilitation strategy exists. Somato‐cognitive coordination therapy (SCCT) is a virtual reality–guided intervention designed to promote sensorimotor integration through visually constrained reaching
Masanobu Takeuchi   +10 more
wiley   +1 more source

Numerical simulations of beam propagation through optical turbulence for high-altitude platform crosslinks [PDF]

open access: yes, 2004
In this paper we introduce a simulation method for modelling clear-air atmospheric turbulence effects for long horizontal stratospheric paths. Divergence angles of several hundred microradians in combination with link distances up to 800 km require to ...
Perlot, Nicolas   +3 more
core  

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