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Solar cells: Losses made visible on the nanoscale

Solar cells made of crystalline silicon achieve peak efficiencies, especially in combination with selective contacts made of amorphous silicon (a-Si:H). However, their efficiency is limited by losses in these contact layers. Now, for the first time,.....»»

Category: topSource:  physorgMar 17th, 2021

Solar max has arrived! Here’s how and where to see the Northern Lights

Solar max has arrived! Here’s how and where to see the Northern Lights.....»»

Category: gadgetSource:  yahooRelated NewsOct 16th, 2024

Sun reaches maximum phase in 11-year solar cycle

In a teleconference with reporters on Tuesday, representatives from NASA, the National Oceanic and Atmospheric Administration (NOAA), and the international Solar Cycle Prediction Panel announced that the sun has reached its solar maximum period, whic.....»»

Category: topSource:  pcmagRelated NewsOct 15th, 2024

Solar storms are like buses: You wait 20 years for one, and then two come at once

This week across much of the world, including the UK, the majestic aurora borealis (Northern Lights) was once again visible to us......»»

Category: topSource:  informationweekRelated NewsOct 15th, 2024

Missed out on the northern lights? Scientists expect more solar storms to produce auroras

Expect to see more northern lights in unusual places as the sun continues to sizzle, space weather forecasters said Tuesday......»»

Category: topSource:  informationweekRelated NewsOct 15th, 2024

Novel photocatalyst achieves 98% degradation efficiency of BPA under visible light

Photocatalysts can effectively utilize solar energy to degrade organic pollutants, presenting significant application potential in water treatment. However, the ultrafast recombination of photogenerated carriers has severely limited the performance o.....»»

Category: topSource:  theglobeandmailRelated NewsOct 15th, 2024

Microtubule formation mechanism sheds light on how cells build their internal skeleton

Inside every cell, a network of tiny filaments, called the microtubule cytoskeleton, helps maintain the cell's shape, allows it to divide, and transports vital materials from one part of the cell to another. The filaments that form this network, term.....»»

Category: topSource:  informationweekRelated NewsOct 15th, 2024

Is the physics of red blood cells in bats a key to "artificial hibernation" for humans?

The mechanical properties of red blood cells (erythrocytes) at various temperatures could play an important role in mammals' ability to hibernate. This is the outcome of a study that compared the thermomechanical properties of erythrocytes in two spe.....»»

Category: topSource:  physorgRelated NewsOct 15th, 2024

3D printing method could improve micro energy storage

One key to making portable devices more compact and energy efficient lies in the precise nanoscale form of energy-storing capacitors. Researchers in Sweden report they've cracked the challenge with a unique 3D printing method......»»

Category: topSource:  physorgRelated NewsOct 14th, 2024

Calcium transport protein in bacteria offers insights for drug development and food safety

Researchers at Umeå University have revealed details on how bacteria use calcium to regulate vital processes in a way that differs from human cells. This breakthrough is significant in the fight against antibiotic resistance and for increasing safet.....»»

Category: topSource:  physorgRelated NewsOct 14th, 2024

Expansion in situ genome sequencing innovation makes hidden DNA-protein interactions visible

Harvard scientists have unveiled a new technique called expansion in situ genome sequencing (ExIGS) that combines existing in situ genome sequencing (IGS) with expansion microscopy (ExM). The innovation allowed researchers to link nucleus abnormaliti.....»»

Category: topSource:  physorgRelated NewsOct 14th, 2024

Two comets will be visible in the night skies this month

Halloween visitors from the distant Oort Cloud. The human mind may find it difficult to conceptualize: a cosmic cloud so colossal it surrounds the Sun and eight planets as it exte.....»»

Category: topSource:  arstechnicaRelated NewsOct 14th, 2024

Cells From Different Species Can Exchange ‘Text Messages’ Using RNA

Long known as a messenger within cells, RNA is increasingly seen as life’s molecular communication system—even between organisms widely separated by evolution......»»

Category: gadgetSource:  wiredRelated NewsOct 14th, 2024

Ammonia fuel cells see performance gains with new catalyst layer

The pursuit of clean and efficient energy conversion technologies has led to significant advancements in fuel cell research. A study conducted at Fuzhou University and published in Frontiers in Energy, presents a novel approach to enhance the perform.....»»

Category: topSource:  physorgRelated NewsOct 14th, 2024

SOHO spies bright comet making debut in evening sky

The ESA (European Space Agency) and NASA Solar and Heliospheric Observatory (SOHO) have captured images of the second-brightest comet to ever pass through its field of view during the spacecraft's nearly 29-year career......»»

Category: topSource:  pcmagRelated NewsOct 14th, 2024

Scientists develop a new method to study gene function in cells and tissue

The Gaublomme lab has developed a new optical pooled screening approach called CRISPRmap, which enables the coupling of optical properties of single cells to targeted genetic perturbations. Optical phenotypes are typically inaccessible for sequencing.....»»

Category: topSource:  pcmagRelated NewsOct 14th, 2024

Samsung may have finally fixed the crease issue on its foldable phones

The crease on the Samsung Galaxy Z Fold 6 Special Edition is rumored to be less visible than on the foldables we've seen so far......»»

Category: topSource:  theglobeandmailRelated NewsOct 14th, 2024

Is life possible on a Jupiter moon? NASA goes to investigate

Is there anywhere else in our solar system that could support life? An imposing NASA probe is due to lift off on Monday on a five-and-a-half-year journey to Europa, one of Jupiter's many moons, to take the first detailed step toward finding out......»»

Category: topSource:  theglobeandmailRelated NewsOct 14th, 2024

Shaping nanocrystals: Unlocking the future of screens, solar and medical tech

From brighter TV screens to better medical diagnostics and more efficient solar panels, new Curtin-led research has discovered how to make more molecules stick to the surface of tiny nanocrystals, in a breakthrough that could lead to improvements in.....»»

Category: topSource:  informationweekRelated NewsOct 14th, 2024

Researchers uncover role of plasma waves in mysterious heating of sun"s corona

There is a profound mystery in our sun. While the sun's surface temperature measures around 10,000 degrees Fahrenheit, its outer atmosphere, known as the solar corona, measures more like 2 million degrees Fahrenheit, about 200 times hotter......»»

Category: topSource:  physorgRelated NewsOct 11th, 2024

What"s behind the northern lights that dazzled the sky farther south than normal

Another in a series of unusually strong solar storms hitting Earth produced stunning skies full of pinks, purples, greens and blues farther south than normal, including into parts of Germany, the United Kingdom, New England and New York City......»»

Category: topSource:  physorgRelated NewsOct 11th, 2024