Results 91 to 100 of about 6,344 (211)

Sols, états de surface et rendements du cotonnier en station expérimentale (Togo central) [PDF]

open access: yes, 1992
Dans une station expérimentale agronomique, le comportement des plantes cultivées peut dépendre autant des variations liées au support que des différences de techniques culturales. Sur huit parcelles agronomiques de la station de Dalanda, au Togo central,
Audebert, A., Blavet, Didier
core  

Book reviews and Book notices [PDF]

open access: yes, 1967
Book reviews and Book notices from Volume 4, Number 2, 1970 of Earth Science ...
Waikato Geological Society
core   +5 more sources

Влияние осмотической нагрузки на морфометрические параметры и микрорельеф гемоцитов Blaberus craniifer [PDF]

open access: yes, 2015
Целью данной работы является изучение влияния гипо- и гиперосмотической нагрузки на морфометрические параметры форменных элементов гемолимфы Blaberus craniifer.
Гребцова, Е. А.
core   +1 more source

Diffraction on birefringent substrates with periodical microrelief

open access: yes, 2020
Development of methods of light utilization enhancement in LCD backlight systems is an urgent task. Besides of usual approaches the light polarization management by diffractive optical elements (DOE) allows formation of beams with different polarization status (e.g., both linear and circular or elliptical).
Belyaev V.V.   +2 more
openaire   +1 more source

Protein crystal growth in low gravity [PDF]

open access: yes
The objective of this research is to study the effect of low gravity on the growth of protein crystals and those parameters which will affect growth and crystal quality. The application of graphoepitaxy (artificial epitaxy) to proteins is detailed.
Feigelson, Robert S.
core   +1 more source

UAS-LiDAR Mapping of Bog Microrelief Enhances Accuracy of Ground-Layer Phytomass Estimation

open access: yesDrones
The accurate upscaling of peatland carbon stocks is fundamentally limited by fine-scale microrelief (hummocks/depressions), which has not yet been resolved by conventional satellite or field methods.
Danil V. Ilyasov   +6 more
doaj   +1 more source

Benefits of a Pequi Oil Formulation for Skin: A Clinical Study Using Instrumental Measurements and Sensorial Perception

open access: yesCosmetics
Pequi (Caryocar brasiliense) oil is a lipid-rich natural ingredient with potential cosmetic applications, but its time-dependent clinical effects on skin remain underexplored.
Letícia Kakuda   +2 more
doaj   +1 more source

Effects of soil and canopy characteristics on microwave backscattering of vegetation [PDF]

open access: yes
A frequency modulated continuous wave C-band (4.8 GHz) scatterometer was mounted on an aerial lift truck and backscatter coefficients of corn were acquired as functions of polarizations, view angles, and row directions.
Daughtry, C. S. T., Ranson, K. J.
core   +1 more source

Optimization of limiting modes of streamer semiconductor laser [PDF]

open access: yes, 2007
The influence of intensive electric and optical fields produced by streamer discharge in wide-gap semiconductor on their spectroscopic properties has been studied.
Dzhabbarov, R. B.   +2 more
core  

AUTOMATED SYSTEM FOR MEASURINGTHE PARAMETERS OF DIFFRACTION ON POLYMER FILMS WITH PERIODIC MICRORELIEF

open access: yesRUDN Journal of Engineering Research, 2015
An automated system for measuring the diffraction efficiency of light, as well its kinematic scheme, were designed and assembled. The measurements of the diffraction efficiency of light on the sample of polymeric substrates with periodic microrelief were
V V Belyaev   +9 more
doaj  

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