Articles tagged with Polygons
A joint research team has reported the discovery of buried palaeo-polygonal terrain beneath Utopia Planitia on Mars using the Zhurong rover's radar. This finding suggests that ancient Mars experienced a cold polar region and significant climate changes.
The Mori3 robot is a polygon shape-shifting robot designed for space travel, capable of morphing into any 3D object and adapting to various environments. Its versatility makes it an ideal candidate for communication and external repairs in spacecraft.
The researchers achieved ultranarrow linewidths and wavelength tunability in the lithium niobate microlaser, enabling applications like lidar and metrology. The single-mode lasing is realized through simultaneous excitation of high-Q polygon modes at both pump and laser wavelengths.
Skoltech researchers have successfully created stable giant vortices in polariton condensates, addressing a known challenge in fluid dynamics. This breakthrough opens possibilities for uniquely structured coherent light sources and exploring many-body physics under extreme conditions.
A University of Idaho study reveals that reproducing results doesn't necessarily mean discovering the truth, highlighting the need for a better understanding of scientific processes. The research found that factors like community diversity and experiment complexity can impact the speed of discovery.
Researchers at Tomsk Polytechnic University are developing an autonomous greenhouse for the Arctic using innovative technologies. The project involves phytotrons, ceramic emitters, and automated control systems to study plant growth and radiation modes in extreme conditions.
Zilin Jiang and Alexandr Polyanskii have proved László Fejes Tóth's zone conjecture, solving a 44-year-old problem in discrete geometry. The proof shows that a unit sphere can be covered with zones of combined width π, enabling new problems to be formulated and having practical applications in coding, data transmission, and logistics.
A Purdue team suggests Rayleigh-Bénard convection cells explain the quilted appearance of Sputnik Planum region on Pluto. The researchers found that convection could produce the unique terrain, which would renew the surface and erase impact craters.
A new study finds that ice wedge degradation is widespread throughout the Arctic, altering ground topography and creating connective drainage systems. This leads to increased runoff and drying of the landscape, with significant implications for the region's hydrology.
A recent study by Southwest Research Institute reveals that rapid melting of ice and permafrost in the Arctic is reshaping the tundra landscape. This degradation has led to widespread draining and differential subsidence, having long-term effects on plant life and wildlife across the region.
Mathematician Alex Eskin has been selected as a 2014 Simons Investigator to tackle long-term studies of fundamental questions in mathematics. He aims to understand the behavior of billiard balls in various polygons, shedding light on ergodicity and randomness.
A SwRI-led remote-sensing study has revealed accelerated loss of surface water in shallow lakes and ponds in Arctic Alaskan wetlands, with a recent 27-year period showing a 5.5% decrease in water-body surface area. The analysis also found changes in permafrost degradation and ice-wedge polygon morphology.
Researchers found striking similarities between large Martian polygons and deep-sea polygons on Earth, suggesting a common origin. The team believes the Martian polygons were formed in a thick, wet, and weak layer of fine-grained sediments similar to those on Earth, supporting the idea of ancient oceans on Mars.
A new algorithm developed by USC computer scientist Mathieu Desbrun can simplify complex 3-D files into smaller, highly accurate meshes. This breakthrough facilitates the sharing and processing of geometric datasets in various applications, including animation, video games, and virtual museums.
UAF Institute of Arctic Biology researcher comments on a Science article about patterned ground, a process of self-organization in nonliving things. The research highlights the emergence of intricate patterns in Alaskan mountain ranges and North Slope, without predicting or natural selection.
Researchers developed a numerical model that explains the emergence of various patterns, including stone circles and labyrinths, through the interaction of two mechanisms: lateral sorting and squeezing. The relative strengths of these processes, along with factors like soil compressibility and stone size, determine the resulting pattern.