Results 51 to 60 of about 6,327 (210)

Improving the Wear Resistance of Profiled Parts of Binding Equipment by Forming a Microrelief Using the Ultrasonic Burnishing Method

open access: yesТехнологія і техніка друкарства
The object of this research is the process of improving the wear resistance of profiled components of bookbinding equipment by forming a strengthening microrelief using ultrasonic rolling.
Василь Борисович Струтинський
doaj   +1 more source

Seasonal progression of active-layer thickness dependent on microrelief [PDF]

open access: yes, 2004
Introduction Active-layer thickness is a major factor for all physical and biological processes in permafrost soils. It is closely related to the fluxes of energy, water and carbon between permafrost landscapes and the atmosphere. Active-layer thickness
Abramova, Ekaterina N.   +4 more
core  

Standardizing Visualization in Ancient Maya Lidar Research: Techniques, Challenges and Recommendations

open access: yesArchaeological Prospection, Volume 32, Issue 4, Page 967-988, October/December 2025.
ABSTRACT Airborne laser scanning (ALS, lidar) has become a key method for studying ancient Maya landscapes, offering unprecedented visibility of anthropogenic terrain modifications in densely forested environments. Despite this progress, the visualization of elevation data remains understandardized, with many researchers relying on ad hoc or ...
Žiga Kokalj
wiley   +1 more source

Технология механического усиления деталей цилиндрической формы в печатных машинах [PDF]

open access: yes, 2014
Друкарська машина є важливою частиною будь-якого поліграфічного виробництва і потребує значних капіталовкладень. Механізми, які використовуються в даному обладнанні мають бути надзвичайно точними, адже це впливає на якість друкованих відбитків. Агресивне
Kyrychok, Petro Oleksiiovych   +5 more
core  

Biodiversity in mountain soils above the treeline

open access: yesBiological Reviews, Volume 100, Issue 5, Page 1877-1949, October 2025.
ABSTRACT Biological diversity in mountain ecosystems has been increasingly studied over the last decade. This is also the case for mountain soils, but no study to date has provided an overall synthesis of the current state of knowledge. Here we fill this gap with a first global analysis of published research on cryptogams, microorganisms, and fauna in ...
Nadine Praeg   +36 more
wiley   +1 more source

Phylogenomics of African Melastomateae (Melastomataceae): Revisiting generic relationships, placement of three enigmatic taxa and description of two new genera

open access: yesTAXON, Volume 74, Issue 4, Page 857-873, August 2025.
Abstract Evolutionary relationships within the Melastomateae, a diverse tribe within the Melastomataceae, are not yet completely resolved, and some putatively paleoendemic taxa that might alter relationships are still unsampled. This study employs a phylogenomic approach, utilizing target capture data, to revisit generic relationships and shed light on
Luo Chen   +4 more
wiley   +1 more source

Topography and microrelief electroless Ni-P coatings at different loading densities

open access: yesКонденсированные среды и межфазные границы
The aim of this study was to investigate the growth processes of Ni-P coatings at different loading densities of the electroless nickel plating bath. The Ni-P coatings can be used to improve the thermal and corrosion resistance of optical fiber used to ...
Igor V. Petukhov, Natalia A. Medvedeva
doaj   +1 more source

Analysis of characteristics of paraxial vector Gaussian beams affecting the formation of microstructures in an azopolymer [PDF]

open access: yesКомпьютерная оптика, 2019
The paper considers paraxial Gaussian laser beams with different polarization states and their characteristics, such as the Poynting vector, gradient force, and force density, which are important for evaluating the effects of radiation on matter.
Svetlana Khonina   +4 more
doaj   +1 more source

Research of surface activating influence on formation of adhesion between gas-thermal coating and steel substrate [PDF]

open access: yes, 2015
Estimation of influence of physical and thermal activating on adhesion between steel substrates and thermal coatings has been performed. The substrates with surfaces obtained by and ultrasonic surface plastic deformation were used.
Klimenov, Vasily Aleksandrovich   +2 more
core   +1 more source

Drone‐Based High‐Resolution LiDAR for Undercanopy Archaeology in Mediterranean Environment: Rusellae Case Study (Italy)

open access: yesArchaeological Prospection, Volume 32, Issue 3, Page 644-655, July/September 2025.
ABSTRACT This paper presents a novel methodology and workflow successful in identifying and mapping undercanopy archaeology in woodland Mediterranean areas. The study area is characterized by dense vegetation typical of the Mediterranean area, located in southern Tuscany (Italy), within the territory of the ancient city of Rusellae next to the ...
G. P. Cirigliano   +6 more
wiley   +1 more source

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