Physics World

AUGUST 27, 2021

The current polarization puzzle originated in 1996, when astrophysicists Jan Stenflo of ETH Zurich in Switzerland and Christoph Keller (then at the US National Solar Observatory in Arizona) used an instrument called ZIMPOL (Zurich Imaging Polarimeter) to study solar radiation at a wavelength of around 589nm. Courtesy: IRSOL – IAC).

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Radiation 2013 2017 Atmosphere 140

Frontiers

SEPTEMBER 19, 2023

This knowledge can help with solar radiation management in marine ecosystems, including the Great Barrier Reef. One of the worst mass bleaching events occurred in 2016 and 2017 on the Great Barrier Reef, causing bleaching on 91% of the system’s reefs. Over the past two decades, coral reefs have declined at unprecedented rates.

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Cooling Radiation Ocean 2016 141

Physics World

JUNE 29, 2021

When gravitational waves are detected by LIGO–Virgo, a notice goes out to other astronomers who then train their telescopes on that region of the sky and look for electromagnetic radiation from the merger. In 2017 the Virgo detector spotted its first signal and since then all three observatories have been upgraded. No light show.

Radiation 128

Radiation 2017 2020 2015 128

Physics World

DECEMBER 10, 2021

Fundamental transformation doesn’t come easy in radiation therapy given the countervailing forces at play within the clinical workflow. On the one hand, there’s the relentless drive among radiation oncology teams for enhanced efficiency and standardization across treatment planning, management and delivery.

Radiation 98

Radiation 2017 98

Physics World

FEBRUARY 28, 2022

Their phantom design allows the introduction of interchangeable cuboid inserts – to image and irradiate – in the centre of the brain and the insertion of radiation detectors through two parallel cylindrical access cavities. STEEV is a versatile solution that is readily adapted to suit a clinic’s local best practices,” Clark explains.

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Radiation 2016 2017 2020 96

Real Climate

NOVEMBER 11, 2023

The most important problem with the sun-climate explanation is that there has been no long-term change in either solar activity or cosmic radiation over the last hundred years that can explain the global warming we are now seeing.

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Sea Level Greenhouse Climate Change Atmosphere 354

Union of Concerned Scientists

JULY 12, 2022

At night, clouds absorb and re-emit heat that radiates out from Earth, which has a warming effect on temperatures. The extra heat cities absorb during the day is then re-radiated at night, keeping air temperatures in urban areas up to 22°F warmer than their surroundings. Credit: NASA/JPL-Caltech.

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Physics World

SEPTEMBER 10, 2021

In this webinar we detail the methods used to test the sensitivity of PerFRACTION (part of the SunCHECK Platform from Sun Nuclear Corporation) to radiotherapy errors originating from three possible sources: Changes in the radiation beam or EPID position; Changes in the patient position; and. Changes in the patient anatomy.

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Radiation 2015 2017 2020 101

Physics World

SEPTEMBER 30, 2021

HERA currently has the best sensitivity to measure the tiny radiation emitted from hydrogen atoms that is used to observe the epoch and this month HERA released the first set of observations in 2017-2018 using about 50 dishes. HERA will allow scientists to probe this epoch directly.

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Radiation 2017 2018 143

Frontiers

AUGUST 7, 2023

For example, Antarctica acts to cool our planet by reflecting solar radiation back to space by virtue of the brightness of its snow surface. The danger is that the Antarctic sea ice is starting to behave like the Arctic, with sustained loss of ocean cover and consequent absorption of solar radiation.

Ocean 98

Ocean Fossil Fuels Radiation Environmental Science 98

Physics World

SEPTEMBER 8, 2021

Now, Dong’s team says that it has discovered evidence for such an event in a search of archive data from the Very Large Array Sky Survey (VSS), covering the period between September 2017 and February 2018. This means that it appeared sometime between 2005 and 2017. Anomalous sources.

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PA Environment Daily

OCTOBER 19, 2023

The site was acquired by Fairmont Brine Processing in 2012 and has been inactive since 2017. The shale gas industry also shipped over 138,000 cubic feet of TENORM waste to secure low-level radioactive waste disposal facilities in 2022 and over 911,000 cubic feet since 2017. Read more here.] [In

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Natural Gas 2017 Fossil Fuels Environmental Protection 81

PA Environment Daily

DECEMBER 13, 2021

One determination DEP provided was from Pennfield Energy, even though the company has not reported road spreading since 2017, before the moratorium. In fact, Pennfield has not reported any waste disposal since 2017 despite the fact that gas production reports show that the company produced nearly 10166 barrels of oil between 2018 and 2020.

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Waste 2018 2016 2017 98

Real Climate

AUGUST 9, 2021

That’s also in line with earlier research (Henley and King, 2017) on the high RCP8.5 4256-4262, 2017. warming will be reached or exceeded in the early 2030s in all emissions scenarios considered – except the highest emissions scenario, for which the crossing would occur even earlier. SPM, which reported likely reaching 1.5°C

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Paris Agreement 2030 2018 2015 363

Real Climate

OCTOBER 12, 2021

A recent paper Stouffer and Manabe (2017) , assessed how good the Manabe and Stouffer (1989) predictions were. 163-165, 2017. In this, he is in violent agreement with Isaac Held, his colleague at GFDL, and indeed most climate scientists. But let’s go back to the beginning. 9335-9350, 2018. Stouffer, and S. Stouffer, S.

Atmosphere 363

Atmosphere Ocean Greenhouse Climate Change 363

Physics World

OCTOBER 29, 2021

A relentless focus on workflow efficiency, standardization and automation has helped medical physicists at Iridium Netwerk transform patient and machine QA best practice across the healthcare group’s multi-site radiation oncology programme in the Greater Antwerp region of Belgium.

Radiation 84

Radiation 2018 2019 2020 84

PA Environment Daily

JULY 27, 2021

oil and gas industry produced an estimated one trillion gallons of produced water in 2017. The Conference of Radiation Control Program Directors, an association of state and local professionals, has concluded that “no federal regulations explicitly govern the management and disposal of TENORM associated with the oil and gas industry.”

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Waste Regulations 2011 Radiation 105

PA Environment Daily

OCTOBER 12, 2023

More On Radiation Load In Stream Sediments On July 20, 2023, The Allegheny Front reported the study also analyzed samples downstream from outfalls of wastewater treatment plants that treat leachate from over 30 landfills accepting conventional and unconventional oil and gas drilling waste. Related Articles This Week: -- Agenda For Oct.

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Waste Natural Gas Radiation 2019 112

PA Environment Daily

JUNE 10, 2024

DEP Deputy Secretary for Waste, Air, Radiation and Remediation Ali Tarquino Morris, also participated in the hearing answering questions about how Residual Waste Regulations apply to road dumping. Greg Vitali (D-Delaware), Majority Chair of the Committee.

Regulations 123

Regulations Waste Radiation 2017 123

Physics World

JUNE 2, 2022

Then I moved to the University of Bern in Switzerland where I measured and analysed a variety of meteorites for five years until 2017. Bombarded by cosmic radiation, they usually contain noble gases such as helium and neon. Why did you move to China?

Atmosphere 81

Atmosphere Radiation 2020 2010 81

PA Environment Daily

APRIL 3, 2023

In 2017, the Ohio Department of Natural Resources tried to ban road spreading of oil and gas wastewater based on concerns about levels of radioactivity found by the agency, but was blocked by the Ohio legislature. In the 1990s, research found heavy metals like cadmium, arsenic and lead in oil and gas wastewater spread on roads.

Radiation 83

Radiation Waste Regulations Recycling 83

Physics World

MAY 12, 2022

The interstellar medium in our galaxy is a major confounding factor in reconstructing images of Sgr A*,” says Younsi, who adds that it acts like a screen that scatters radiation emanating from close into the black hole. More to come. We’ve recorded data a few times since then, including this year,” says Younsi.

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Radiation 2017 2019 120

Circle of Blue

AUGUST 22, 2022

Crop damage radiates inward gradually from the edges of a field, where the salt hits first. In Maryland’s Somerset County, an area facing both high rates of sea level rise and land subsidence, 2 percent of farmland was lost to salt between 2009 and 2017 , totaling over 1400 acres. .

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Sea Level Conservation Ocean 2009 321

HumanNature

APRIL 10, 2023

But if they are thin and transparent, they reflect very little sunlight and instead trap a lot of the heat radiating from the Earth, resulting in a net warming effect. Retrieved March 31, 2023, from [link] Cirrus Clouds in: Meteorological Monographs Volume 58 Issue 1 (2017). Contrail cirrus radiative forcing for future air traffic.

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Climate Change Paris Agreement Atmosphere Cooling 52

Union of Concerned Scientists

SEPTEMBER 26, 2024

Between 2017 and 2023 there were over 1500 injuries and seven deaths in 153 refineries across the US. Refineries have the highest rate of pollution in the oil industry, including air, water and soil pollution. Refining uses many risky industrial processes. Therefore, controlling for NOx and SOx helps reduce PM2.5

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Ground-Level Ozone Fossil Fuels Ozone Air Pollution 205

Physics World

OCTOBER 1, 2021

In 2011 I returned to Australia to work at Curtin University and in 2017 moved to China to the University of Chinese Academy of Sciences (UCAS) in Beijing. In 2004 I moved to the Harvard-Smithsonian Center for Astrophysics before heading to University College London in 2008. Why did you decide to move to China?

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2026 2008 2004 2011 107

HumanNature

MAY 22, 2024

9 These changes are in part due to char, the blackened debris from burned trees, which lands on the snowpack surface and increases how much solar radiation the snowpack absorbs. Regardless, it’s late April and there is still plenty of snow in the mountains – I hope you get the opportunity to get out and play. References Li, D., Wrzesien, M.

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Climate Change 2023 2024 2020 52

Physics World

OCTOBER 6, 2021

A 2017 study led by geographer Camilo Mora from the University of Hawaii found that around 30% of people around the world are already exposed to climatic conditions above this deadly threshold for at least 20 days a year ( Nature Climate Change 7 501 ). Spend too long in a wet-bulb temperature above 35?°C C and you’ll be in trouble.

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Cooling Atmosphere Climate Change Greenhouse 133

Physics World

MAY 11, 2022

Construction time The synchrocyclotron’s single magnet being slowly moved into place partially underground to help with radiation shielding. Being partially buried would help with radiation shielding, as well as the 30 tonne door, and walls comprised of nearly 1.8 m of concrete, behind which was approximately 3.7 m thick ceiling.

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Electricity Radiation Technology Technology 136

Physics World

MAY 31, 2022

However, lasers are classical devices in terms of the statistics of radiation they emit, and in recent years we have witnessed great progress towards the physical realization of Richard Feynman’s quantum-computing paradigm based on fragile quantum properties such as quantum coherence, superposition and entanglement.

Technology 92

Technology Technology Radiation 2017 92

Physics World

JULY 5, 2021

That agenda spans experimental studies of the electronic structure of topological materials, superconductors, low-dimensional materials and correlated materials using synchrotron radiation (and a specific technique called angle-resolved photoemission spectroscopy).

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2027 2019 Radiation 2014 98

Physics World

MAY 4, 2022

This often unpredictable level of electromagnetic radiation can hide an intriguing signal or give false positives for potential biosignatures. Who are you looking at?

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Atmosphere Ozone Ocean 2015 133

Physics World

SEPTEMBER 16, 2021

Many space missions since SKYLAB have extended our measurements of the corona beyond EUV and X-ray wavelengths, yielding details of the even-higher-energy gamma radiation it emits. million kelvin (green).

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Electricity 2010 2005 Radiation 143

Circle of Blue

AUGUST 17, 2022

Still, the cleanup target date continued shifting, to 2017, then 2022. Now, Carver and his wife both have spots on their lungs, with hers recently requiring radiation treatment. Despite Homestake’s remediation, residents of surrounding communities continue to be exposed to radiation from the piles. There will be nothing.”.

Waste 246

Waste Regulations Radiation Government 246

Union of Concerned Scientists

AUGUST 10, 2022

JDB: Cities have dense concentrations of asphalt, cement and other surfaces that absorb solar heat during the day and radiate it back into the environment. Nowhere in the United States has this been more evident recently than in Puerto Rico after Hurricane María in 2017.

Climate Change 228

Climate Change Cooling Carbon Emissions Climate Scientist 228

Physics World

DECEMBER 14, 2021

Yet despite the resonators’ tangible nature, researchers have been able to observe their quantum properties, for example, by putting a device into its quantum ground state as Teufel and colleagues did in 2017. The two groups generated their entanglement in different ways.

2021 145

2021 Cooling Radiation Technology 145

HumanNature

MARCH 31, 2021

This is because of black carbon’s enhanced ability to absorb visible light; it actually absorbs nearly a million times more energy per unit mass than CO 2. Compounds that can absorb energy are important because they alter the radiative balance of our Earth’s atmosphere. Or have you ever been in a city on a particularly hazy day? Black Carbon.”

Atmosphere 52

Atmosphere 2020 Carbon Emissions 2012 52