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solar Articles | Developments Today

Indium oxide promises to increase CIS solar cell efficiency to unprecedented levels

Indian Team Models a Cadmium-Free CIS Solar Cell With Near-30% Efficiency

Researchers at Nirma University designed a cadmium-free CIS thin-film solar cell using indium oxide as an electron transport layer.
SCAPS-1D modeling produced a simulated efficiency of 29.79%.
The study identified low defect density, optimized absorber thickness and thermal management as key levers for reducing recombination losses.

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DT Editorial Team·Apr 29, 2026·via pv-magazine.com

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Solar and storage expected to drive 86 GW capacity surge in the U.S. this year

Solar and batteries are set to dominate U.S. utility-scale power additions in 2026

Developers plan 86 GW of new U.S. utility-scale capacity in 2026.
Solar and battery storage account for nearly 80% of planned additions.
Texas remains the leading state for utility-scale solar development.

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DT Editorial Team·Apr 29, 2026·via pv-magazine.com

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Blue Elephant concludes financing for 268MWp solar park Bavaria

Financing Secured for a 268MW Solar Park That Could Become Bavaria’s Largest

Blue Elephant Energy secured Commerzbank financing for the 268MWp Schafhöfen solar park in Bavaria.
The project is expected to generate about 300GWh annually, serving roughly 100,000 homes.
A long-term power purchase agreement with DB Energie helped underpin the project’s financing.

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DT Editorial Team·Apr 29, 2026·via energymonitor.ai

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EIA: 80 GW of new solar, wind + storage capacity coming in 2026

U.S. utility-scale solar, wind and battery additions are set to top 80 gigawatts by early 2027

Candidate metadata says U.S. utility-scale solar, wind, and storage additions could exceed 80 GW by February 28, 2027.
The same excerpt says additions from fossil fuel and nuclear sources would be smaller over that period.
The projection highlights the growing role of battery storage in grid buildouts.
Project pipelines remain subject to delays from interconnection, financing, and permitting constraints.

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DT Editorial Team·Apr 28, 2026·via electrek.co

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NextEra contracted 4 GW of new generation projects in Q1

NextEra’s 4-Gigawatt Quarter Highlights the New Scale of U.S. Power Demand

NextEra Energy Resources contracted a record 4 GW of new projects in Q1 2026.
The new deals included solar, battery storage, and wind generation.
Executives tied the growth to rising demand and much larger project sizes for hyperscale customers.

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DT Editorial Team·Apr 27, 2026·via utilitydive.com

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DT Editorial Team·Apr 24, 2026·via cleantechnica.com

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DT Editorial Team·Apr 24, 2026·via electrek.co

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DT Editorial Team·Apr 22, 2026·via utilitydive.com

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DT Editorial Team·Apr 20, 2026·via pv-magazine.com

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DT Editorial Team·Apr 20, 2026·via pv-magazine.com

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DT Editorial Team·Apr 20, 2026·via pv-magazine.com

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DT Editorial Team·Apr 19, 2026·via cleantechnica.com

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DT Editorial Team·Apr 19, 2026·via electrek.co

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DT Editorial Team·Apr 18, 2026·via utilitydive.com

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DT Editorial Team·Apr 17, 2026·via pv-magazine.com

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DT Editorial Team·Apr 17, 2026·via pv-magazine.com

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DT Editorial Team·Apr 17, 2026·via pv-magazine.com

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DT Editorial Team·Apr 17, 2026·via pv-magazine.com

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DT Editorial Team·Apr 17, 2026·via pv-magazine.com

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DT Editorial Team·Apr 16, 2026·via pv-magazine.com

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IEA Says World Has Entered The "Age Of Electricity" - CleanTechnica

IEA Says Solar and Storage Pushed the Global Energy System Deeper Into an Electric Era

The IEA says solar PV was the largest contributor to global energy supply growth in 2025.
Renewables and nuclear met nearly 60 percent of the increase in energy demand.
Global battery storage additions reached about 110 gigawatts, the fastest growth in the power sector.
The agency argues that electrification is becoming the defining trend across the energy economy.

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This solar farm almost stalled – Microsoft suppliers helped save it

Microsoft suppliers help push a North Carolina solar project across the finish line

Microsoft suppliers reportedly helped a small North Carolina solar farm avoid stalling.
The story highlights supplier participation as a tool for renewable project completion.
Corporate buying may increasingly support smaller or vulnerable clean energy projects.

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Court curtails Trump administration moves to stifle wind, solar development

Federal court freezes Trump-era barriers to wind and solar permitting

A federal judge issued a preliminary injunction against policies that had limited wind and solar permitting.
The ruling affects roughly 57.2 GW of renewable capacity facing delay or cancellation.
The court said the plaintiffs were likely to succeed and that the public interest favors relief.

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California powers its massive water pumps with 105 MW solar project

California puts a 105 MW solar project behind one of its biggest water systems

California has brought the 105 MW Pastoria Solar Project online in Kern County.
The plant it supports can draw up to 840 MW, making it the state’s biggest single electricity consumer.
The project ties utility-scale solar directly to water delivery infrastructure for Southern California.

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Solar rebound effect could raise Europe’s electricity demand 5% by 2050

Europe’s Rooftop Solar Boom Could Quietly Lift Power Demand

Researchers modeled how rooftop solar adoption can increase household electricity use.
The study estimates added demand of 63 TWh to 314 TWh by 2050.
In the worst case, Europe’s total electricity demand could rise by 5.1%.
The added load could require more renewable generation and grid flexibility.

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Community-scale solar offers $6.5 billion in savings, bypassing California gridlocks

Community-Scale Solar Emerges as California’s Faster Grid Workaround

California’s transmission delays are pushing attention toward distribution-connected solar and storage.
A cited report estimates $6.5 billion in combined savings from price reductions and avoided transmission costs.
The study says localized projects could cut out-of-state electricity imports by 13%.

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BLUETTI Brings Its Portable Power Stations To Hawaii Electric Home Show, RE+ Mexico - CleanTechnica

Portable Power Companies Are Targeting Costly Grids and Resilience Markets

BLUETTI is showcasing portable battery products in Hawaii and Mexico.
The marketing emphasis includes backup power, time-of-use load shifting, and replacing fossil-fueled generators in some cases.
The broader trend is portable storage moving closer to mainstream household energy use.

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Backup power is the LEAST interesting thing your home battery can do [update]

A Desert EV Mishap Hints at a New Edge Case for Portable Solar

Electrek reports that a Tesla owner used emergency solar to trickle charge after running out of battery in the desert.
The case points to a niche but meaningful overlap between EV recovery and portable distributed energy.
The supplied source text is brief, so the significance lies in the incident itself rather than detailed performance claims.

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Why reforming rooftop solar and battery permitting belongs on every state affordability agenda

State permitting for rooftop solar and batteries emerges as an affordability fight

A scorecard cited by Utility Dive gave most states poor grades for residential solar and battery permitting.
Examples in the article show local rules adding months of delay, multiple applications and discretionary reviews.
Advocates argue states could cut costs and boost adoption by simplifying approval processes.

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Inside the financing of Egypt’s largest solar‑plus‑storage project

Egypt’s biggest solar-plus-storage project shows how blended capital is shaping grid-scale energy

Scatec commissioned the first phase of the 1.1 GW Obelisk solar and storage project in Egypt.
The project uses $479.1 million in DFI debt and more than 80% non-recourse financing.
Its battery storage revenues are fully contracted, avoiding merchant-market exposure.

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Will we finally buy European PV modules?

Europe's Solar Manufacturing Window May Be Reopening

Chinese oversupply had pushed module prices below 0.10 euro per watt and stalled European projects.
The analysis points to rising energy uncertainty and volatile shipping costs as potential tailwinds.
Policy support exists, but the market remains fragmented and difficult to navigate.

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Trina Solar TOPCon patents invalidated in US ruling involving Canadian Solar

USPTO ruling wipes out two TOPCon patents Trina Solar asserted against Canadian Solar units

The USPTO invalidated all claims of two TOPCon patents asserted by Trina Solar.
Canadian Solar said the patents had been used against its subsidiaries.
The dispute highlights the growing importance of IP strategy in solar manufacturing.

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Italy installs 1.43 GW of PV in Q1

Italy’s solar market added 1.43 GW in a quarter, but the mix is shifting

Italy reached nearly 45 GW of cumulative installed PV capacity by the end of March.
Commercial and industrial solar was the strongest segment in Q1.
Residential and utility-scale declines show a more uneven market than the headline number suggests.

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U.S. startup aims to make signing up for solar as easy as signing up for cell phone service

Terra Energy bets short-term subscriptions can remake residential solar

Terra Energy offers residential solar through a 36-month subscription.
The structure includes no upfront investment, no lien and a fixed rate with a 1.9% escalator.
The startup is challenging the standard long-term lease and PPA model.
Its core bet is that simpler contracts can improve solar adoption and retention.

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South Korea widens tax credits for low-carbon solar manufacturing

South Korea Expands Tax Credits for Low-Carbon Solar Manufacturing

South Korea expanded investment tax credits for solar module facilities meeting a carbon threshold.
The revised rules took effect on April 1 and apply at 655 kg CO2/kW or below.
Officials and industry groups are positioning carbon performance as a competitive advantage for domestic manufacturers.

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