Modules & Upstream Manufacturing

Copper iodide, another option to stabilize perovskite cells

A research team from Russia’s institutes NUST MISIS and IPCE RAS, and Italy’s University of Rome Tor Vergata, have applied an additional layer of p-type copper iodide semiconductor between perovskite and the hole-transport NiO layer of the cell. According to the scientists, this inorganic material is more accessible and easy-to-use.

The weekend read: Is PERC still bankable?

Light-induced initial degradation in PERC modules is currently a subject of intense discussion, but tests at PI Berlin have shown that the problem is solvable. Founder and CEO Paul Grunow explains the effects, the approach, and the results.

REC Silicon suspension will hinge on G20 meeting between Trump and Jinping

The Norwegian manufacturer has delayed full shutdown of its U.S. polysilicon operation until mid July as President Trump and his Chinese counterpart are scheduled to hold talks in Osaka in two weeks’ time.

Trina Solar begins mass production of 425 W bifacial glass-glass module

The Chinese PV manufacturer uses TOPCon half cells for the modules. The additional rear side yield is estimated by Trina at 5-30%.

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Northvolt secures $1bn for battery gigafactory in Sweden

Initially, the company will construct a 16 GWh factory plus a joint venture fab with Volkswagen in Germany, which will also have a throughput of 16 GWh. Both factories could be extended to tap further into the large market for battery cells in Europe.

Norwegian wafer maker and US mounting system supplier join the solar gold rush

It is not just the big beasts of Chinese solar that are investing in aggressive expansion as high-efficiency wafer maker NorSun and tracker supplier GameChange Solar make big announcements. The New York company, however, may fall foul of President Trump’s America First trade mantra by opening production lines in the Far East.

REC Silicon scraps shares placement because stock is cheaper in open trading

Stock in the polysilicon manufacturer appeared to be recovering in early trading on the Oslo exchange this morning after it cancelled plans for a private placement of as many as 50 million shares.

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Bifacial beats Trump’s tariffs

Federal trade authorities have ruled that bifacial solar modules are no longer subject to the Section 201 ruling, which currently apply a 25% tariff to most solar modules imported to the United States.

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Video: Longi launched the HiMo4 mono-PERC series at Intersolar Europe

Winfried Wahl, head of product management at Longi Solar spoke to pv magazine about how the HiMo4 has a 15% higher power output than the previous iteration in the series.

Shareholder dissent clouds boardroom appointments at GCL-Poly

There was significant opposition to the re-appointment of three executives at today’s AGM, suggesting unease at a strategy that involves loading ever more debt onto the manufacturer as it bids to rapidly outgrow its rivals in terms of production capacity.

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