solar energy

Right: The solar field in Arava where the measurements were made. Left: Yatir Forest in the Northern Negev - the largest of KKL-Junk's planted forests. Photographs: Yonatan Muller

The solar forest

Trees or solar panels - which strategy wins in dealing with the climate crisis?
On the right - the iodine reactions that participate in the process of cell deterioration. On the left - an illustration of a solar cell containing iodine ions, iodine atoms and iodine molecules formed as a result of the reactions

A new model describing the mechanism of perovskite instability

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The simplicity of the production of solar cells made of perovskites allows them to be integrated over silicon solar cells, thus achieving a significant improvement in the utilization of solar energy and speeding up their application in the production of green energy
The solar cell based on the flexible form could be used in applications where more expensive solar cells are currently used [source: Liu et al, Nature 2023]

Silicon flexible solar cells

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Researchers have demonstrated an innovative method for producing flexible silicon solar cells that are twenty-four percent more efficient than the cells known today and can still be rolled like a sheet of paper * The findings could allow the use
Solar panels on the roof of Sourasky Library. Photo: Tel Aviv University

renew energy on the roof

A high voltage transmission line in the Israeli electricity grid. Illustration: depositphotos.com

If we don't change direction, these blackouts will only multiply

Opinion: The large power outage we experienced at the beginning of the month may be a preview of what is to come for the Israeli electricity sector with the increase in the frequency of heat waves due to the worsening of the climate crisis. The solutions are in our hands, now
Nanotechnology to improve solar panels. Illustration: depositphotos.com

Catch the sun in its rays

Researchers have created a metallic sponge that increases light energy and can adsorb substances to it
A prototype of an agri-voltaic system with spectral splitting - Volcani Institute photo

An innovative agri-voltaic system for splitting solar radiation

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The system allows the installation of a solar field above shade-sensitive crops - at high density * The development was presented at the international Agri-Voltay Conference SunnySide APV SUMMIT 2023 sponsored by the Miguel Research Institute from Israel and the Fernhofer Institute from Germany
A barn whose roof is covered with solar panels. Now it will also be possible to place them over agricultural fields. Illustration: depositphotos.com

New development: a selective solar cell that produces green electricity and enables agricultural production under it

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The new development will reduce the cost of energy per kWh in Israel by 75%; covering half of the greenhouses in Israel with the new cell will produce electricity that will exceed the national goal set for 2050
Integrating solar panels into agricultural activity. Image: depositphotos.com

About NIS 17 million will be invested in over 130 pilots of combining agriculture and solar electricity production

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The Ministries of Energy and Agriculture are launching a first-of-its-kind program to optimize the use of agricultural land and integrate clean electricity production, accompanied by research to examine the effects on agricultural production. According to estimates, this is a total of about 2,000
Alrazi High School. Courtesy of Jalgolia Local Council

Renewable energy for the teachers' struggle?

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An American school used profits from placing solar panels on the building's roof and energy efficiency to raise teachers' salaries. Coming Soon? Ask your local authority
Different methods to create energy - on the top right, fossil energies. In the rest of the figure - renewable energy sources. Image: depositphotos.com

A computational approach developed at the Technion will accelerate the integration of renewable energy sources into the electricity grid

Innovative methods of optimization, which make it possible to "smooth out" the fluctuations in the production of renewable energy by shifting the load in the network according to consumption. The aforementioned energy is stored during times of low consumption, and when needed electric power
Installation of solar panels. Photo: depositphotos.com

swallow the sun

On the laboratory table: a combination of two types of nanomaterials, with different optical properties
Alternative Energy. Photo: depositphotos.com

Research in the field of renewable energy in Bar Ilan was concentrated under the Center for Sustainability

Renewable energy, its storage and conversion are necessary in dealing with climate change and for energy independence
Screenshot from a letter about growing potatoes alongside solar panels at Bar Ilan

Potatoes alongside solar energy

The research will include technologies that will measure the effect of shading and the installation methods of the solar panels on the development of the plants, growth rate, susceptibility to diseases, protection against Hamsin, saving water consumption, the amount and quality of the crop
solar panels. Illustration: depositphotos.com

Researchers at the Technion have developed solar panels that repair themselves spontaneously

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This discovery is an important step in understanding the mechanisms that allow perovskite nanoparticles to heal themselves and paves the way for the integration of these materials in solar cells and other electronic devices.
Legends in the valley - a green construction project. Illustration: Ministry of Environmental Protection

The green buildings of the future

In the competition organized by the European Union, prizes were awarded to exceptional green construction projects, in the spirit of the principles of the Bauhaus style. When will we see such buildings in Israel as well?
An installer of solar panels in action. Illustration: depositphotos.com

"SolarEdge's entry into the S&P 500 shows the maturity of the solar energy sector"

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Says Lior Handelsman who is one of the five founders of the company. According to him, the company's chips are installed in millions of energy management systems, including energy storage. "The research and development done at Solaredge helped the breakthrough of a field
energy sources. Illustration: depositphotos.com

The energy that never ends - the difference between depleting and renewable energy

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What is renewable energy and what is degradable energy? What are the origins of one and what are the origins of the other? How are energy sources usually sorted and how can they be divided differently?
Yael Keren Photography: Lior Nir

Dropbox is transitioning all of its computing centers to renewable energy

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This, after last year, the company announced its commitment to fighting global warming and reducing its carbon footprint through existing goals, which it plans to achieve by 2030
According to the researchers, the main factor that predicts a consumer's willingness to install a solar panel is not his socio-economic status nor his political leanings - but the distance of his house from another house with solar panels. Solar panel installation. Photo: Ricardo Gomez Angel – Unsplash

The neighbor's roof is more solar

German and American researchers looked at what makes people install solar panels on their homes and found that if your neighbor has panels, it's likely that you will too. Does this logic also stand the test of the Israeli bureaucracy?
green energy. Illustration: depositphotos.com

Hebrew University researchers have succeeded in improving the function of solar cells

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Provoskite, a semi-conducting material recently discovered by Prof. Lioz Etgar and his team from the Hebrew University as being very effective in absorbing sunlight, and its refinement may lead to dramatic changes in the global use of solar energy,
Refrigerator color. Figure: Courtesy of researchers, UCLA

White colors especially for cooling buildings

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Members of the Triangle R&D team - solar collectors in greenhouses. Photo: Ministry of Science

A research team of the Triangle R&D won a Horizon 2020 grant within the framework of SOLAR-ERA-NET

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Illustration of the cover page of the magazine Journal of Materials Chemistry A. By courtesy The Royal Society of Chemistry

A new approach to generating electricity and fuel by imitating the process of photosynthesis

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The journal in which the new study was published

The cells work at night

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Hallide perovskite crystals - a simple production process and a feast for the eyes

Fine

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Solar energy - a green and inexhaustible source of energy. From Wikipedia

The electricity of XNUMX

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The "sandwich" concept that NASA proposed for building an energy satellite. Photo: NASA

Interstellar electricity

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Floating solar photovoltaic systems installed in the state of Colorado [Courtesy: Dennis Schroeder/NREL]

Floating solar photovoltaic systems

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Illustration: pixabay.

Improving the efficiency of solar panels using a coating based on corn

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Microcrystals formed through self-healing repaired a completely destroyed area within a halide perovskite crystal. Courtesy of the Weizmann Institute.

Solar materials capable of repairing themselves

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Establishing new renewable energy projects and operating them are cheaper today in the US than producing energy from existing facilities that are based on coal and nuclear energy. Photo: Antonio Garcia, Unsplash.

Clean energy, now cheap

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Using the sun's energy, a photoelectrochemical device (PEC), a type of solar cell, can break down water molecules more efficiently than other methods, in order to produce hydrogen. In a new study, the researchers developed a facility that is resistant to corrosion and thus brings us closer to an environmentally friendly hydrogen economy. Source: pixabay.

Another step towards a sustainable hydrogen economy

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A transparent solar panel developed at Michigan State University. Photo courtesy of Richard Lunt/Michigan State University

A new development is gaining momentum: transparent solar panels

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solar panels. Photo: pixabay.

The dirty side of clean energy

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"The largest floating solar farm in the world" - with a production capacity of 40 megawatts (MW) of electricity. Source: PRNewsfoto/SUNGROW Power Supply Co., Ltd.

Solar on the water

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A stacked solar cell. Illustration: Matthew Lamb

Scientists are designing a solar cell that captures almost all of the energy of the solar spectrum

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Halide perovskites before (top) and after (bottom) annealing. Etching with acetone revealed the existence of structural units called "polar domains", which are characteristic of a ferroelectric material. Scale: 20 microns. Source: Weizmann Institute magazine.

There is something new under the sun

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New materials are created by fixing them to a disk and then examining them to determine their properties. [Courtesy of Caltech]

New materials that convert water into fuel

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From left to right: Nimrod Kruger, Associate Professor Carmel Rothschild and Assaf Menor in the lab. Photo: Nitzan Zohar, Technion Spokesperson

A dramatic improvement in the efficiency of photovoltaic cells has been achieved

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Wind farm in Idaho, United States. Photo: US Government / Wikimedia.

Amazon Web Services announced its second wind farm in Ohio

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A house based on solar energy. Photo: Tesla

Tesla presents: solar tiles and a battery that provide the electricity consumption of an apartment

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Solar panel inspired by roses. Photo: raincarnation40/Pixabay/CC0 Public Domain

Rose solar panels

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A sponge-like device that includes a sheet of plastic bubbles inside that absorbs solar radiation and heats the water underneath to create steam through its pores [courtesy George Ni of MIT]

A solar device for converting sunlight into steam

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Hongrui Jiang, a professor of electrical and computer engineering at the University of Wisconsin-Madison in his lab. Photo: Stephanie Precourt

Tiny solar cells could power personal devices

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A simulation of Juno near Jupiter. The probe's massive solar panels can be clearly seen. Image: NASA

How does the Juno spacecraft manage to absorb solar energy from a distance of about 600 million km from the sun

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Perovskite crystal. Photo: Shutterstock

The shining successor of silicon

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Solar balloons. Photo: NEXTPV website

Solar balloons

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bill Gates. Photo: Frederic Legrand - COMEO / Shutterstock.com

Rich people donate

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Diagram of a "solar flow cell" depicting a configuration of three electrodes: (1) lithium anode electrode, (2) counter electrode (CE), (3) and photoelectrode (PE). Current moves through a liquid in the battery called electrolyte. [Courtesy: Yiying Wu, The Ohio State University]

One device that is both a battery and a solar cell

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