Results 61 to 70 of about 707,618 (318)

Evaluation of Damage to Existing Buildings Induced by Tunnel Excavation

open access: yesInfrastructures
This study emphasizes the significance of employing systematic approaches and precise modeling techniques to evaluate potential building damage from metro tunnel excavations. Mair et al.
Ekin Evrim Laçin Akşit, Kadir Güler
doaj   +1 more source

Quantifying the Effects of New Product Development: The Case of Low-Fat Ground Beef

open access: yesJournal of Agricultural and Resource Economics, 1993
Low-fat ground beef (LFGB) is a new product designed to be as palatable as beef products that contain significantly higher levels of fat. A hedonic model shows that each unitary increase in the leanness of ground beef products carries a price premium of $
Gary W. Brester   +3 more
doaj   +1 more source

Computation of ground waves from pile driving and their effects on structures [PDF]

open access: yes, 2002
Present guidance on levels of vibration generated by pile driving is primarily empirical, conservative and often contradictory. The objective of this research was to model the ground waves generated by pile driving using the ABAQUS finite element program
Ramshaw, Christine Lesley, Ramshaw, C.L.
core  

Aircraft Wake-Vortex Evolution in Ground Proximity: Analysis and Parameterization

open access: yes, 2006
Field measurement data of 282 wake vortex pairs and respective environmental conditions acquired at Frankfurt Airport by means of lidar, Sodar/RASS, and ultrasonic anemometer are used to analyze wake vortex behavior in ground proximity. Exceptional cases
Steen, Meiko   +3 more
core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

The effects of flicker on the perception of figure and ground [PDF]

open access: yesPerception & Psychophysics, 1987
Flickering areas of the visual field are perceived predominantly as backgrounds and the adjacent nonflickering areas are seen as figures. The effect of flicker on anchoring a region as ground is optimal within a limited range of temporal frequencies. Within the temporal frequencies used in the present experiments, the effect was greatest at 6.3 and 8.3
E, Wong, N, Weisstein
openaire   +2 more sources

Site investigation for the effects of vegetation on ground stability [PDF]

open access: yes, 2006
The procedure for geotechnical site investigation is well established but little attention is currently given to investigating the potential of vegetation to assist with ground stability.
Wint, J   +5 more
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Are grassland passerines especially susceptible to negative transmitter impacts?

open access: yesWildlife Society Bulletin, 2011
Assessing the impacts of manipulative research can be hard when few animals are affected in any one study. Collating information across studies, however, can identify vulnerable organisms and allow researchers to tailor research to reduce, and possibly ...
Jason M. Hill, Chris S. Elphick
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

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