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SOLAR CELL EFFICIENCY
In 1991, EPFL scientists Brian O’Regan and Michael Grätzel developed solar cells inspired by plant photosynthesis. 34 years later, the technology had reached 12% efficiencyIn 1991, EPFL scientists Brian O’Regan and Michael Grätzel developed a solar cell inspired by plant photosynthesis. Their dye-sensitized so...- In 2011, NASA built a 50,000-square-foot California office that used 90% less drinking water and was designed to produce 20% more energy than it neededNASA’s Sustainability Base was designed as a 50,000-square-foot office that used just 12% of conventional electricity and 10% of potable wa...
- Reliance shares are down 17% despite soaring refining margins. What the market is missingDespite strong refining and petrochemical margins, Reliance shares have experienced a dip as the market focuses on long-term growth potenti...
- 15-year-old builds flashlight powered by body heat: How her hollow aluminium tube generated electricity to keep an LED lit for more than 20 minutesA 15-year-old Canadian student built a battery-free flashlight that uses the temperature difference between a warm human palm and cooler ai...
- Notre Dame engineers tested a clear window coating that filters solar heat; model interiors stayed up to 7.2°C cooler without electricityInnovators have developed a cutting-edge transparent coating that effectively blocks solar heat while still allowing natural light to perme...
- In 2021, researchers built a two-layer polymer film that cools like skin; under direct sun, it stayed about 7°C below ambient with 150 W/m² cooling powerResearchers have created an advanced cooling film comprising two innovative layers that harmoniously integrate both radiative and evaporati...
- In 2020, researchers tested a self-moistening hydrogel mat under solar panels; it cooled them by at least 10°C and boosted output by up to 19%New research introduces a cooling gel for solar panels. This gel absorbs moisture at night and releases it as vapor during the day. The coo...
- Avaada said to plan public filing for $800 million IPOAvaada Electro is gearing up for an initial public offering aiming to raise up to $800 million. The solar manufacturing company has partner...
- In 2009, scientists began with a 3.8% perovskite solar cell. 17 years later, LONGi's silicon-perovskite tandem set a 35.5% world recordSolar cell efficiency has dramatically increased from 3.8% in 2009 to 35.5% today. This new crystalline silicon-perovskite tandem cell was ...
- In 1956, solar power was priced at about $1,865 per watt and survived largely because spacecraft needed lightweight power. Decades later, prices fell below 50 cents per watt and solar became the cheapest new electricitySolar power once cost a staggering $1,865 per watt in inflation-adjusted terms. Today, solar panels can cost only a fraction of a dollar pe...
- Government explores incentives for polysilicon manufacturing to boost solar energy productionThe government is exploring a new incentive scheme for polysilicon manufacturing. This initiative aims to bolster domestic production capab...
- Currently nine trade disputes pending against India under WTO rules: GovtIndia is facing nine pending disputes at the WTO, Parliament was informed on Tuesday. The cases, filed by countries including Japan, China,...
- In 2007, a tiny ghost-white beetle revealed the secret to the world's brightest white paintNature's whitest white beetle is giving scientists a new way to rethink modern materials. The tiny Cyphochilus beetle creates an intensely ...
- Waaree Energies shares slide 6% despite 15% profit growth and 79% YoY revenue surge in Q1FY27Shares of Waaree Energies fell nearly 6% to Rs 2,581.70 despite posting a strong Q1FY27 performance. Consolidated net profit rose 15.39% Yo...
- Tata Power shares get Equal Weight rating from Morgan Stanley with target price of Rs 399Tata Power shares traded lower despite Wall Street brokerage Morgan Stanley retaining its "Equal Weight" rating and Rs 399 target price fol...
- Sunlight slowly damages solar panels; researchers think they have found a natural shield - a red onionSolar power is growing fast across the US, but scientists say one hidden part of today's solar technology still depends on petroleum-based ...
- India's installed solar capacity rises 57-fold since 2014 to 162.15 GW, Government tells ParliamentIndia's solar power capacity has expanded significantly to 162.15 GW by June 2026. This growth places India as the world's third-largest na...
- India gets its first hydrogen train, but bigger story lies elsewhereIndia's first hydrogen-powered train, launched on the Jind-Sonipat route in Haryana, is less about transforming rail transport and more abo...
- Vijay Kedia buys over 3 lakh shares of Websol Energy; solar stock zooms 1,080% in 3 yearsVeteran investor Vijay Kedia increased his stake in Websol Energy System during Q1FY27, acquiring over 3.4 lakh shares and raising his hold...
- Scientists copy honeybees' technique! How nature's engineering secret helped create solar panels that are nearly 50% lighter than conventional designsResearchers developed lightweight solar panels inspired by nature's honeycomb structure. These new modules are significantly lighter than c...
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