Prototype magnesium battery operates at room temperature in breakthrough
New research reopens the question around magnesium-based battery viability at room temperatures.
Japan’s Aomori prefecture sets capacity tax on large wind, solar
Japan’s Aomori prefecture is introducing a capacity-based levy on large onshore wind and solar projects, using zoning criteria to align renewable expansion with environmental, historical, and cultural priorities.
Japan launches R&D call for tandem perovskite solar cell mass production
Japan’s New Energy and Industrial Technology Development Organization (NEDO) is accepting proposals for a six-year R&D program to advance large-scale manufacturing technologies and field testing of next-generation tandem perovskite solar cells.
Mitsubishi debuts 640 kW heat pump providing hot water up to 90 C
The ETI-W heat pump, with a coefficient of performance of up to 4.1, utilizes heat emitted from factory production processes as a heat source to supply hot water at up to 90 C. Debuting on the Japanese market, the system targets industrial and commercial applications.
NPC Incorporated, Gosan Tech partner on perovskite solar module manufacturing
The alliance aims to utilize Gosan’s advanced inkjet printing technology in the manufacturing of perovskite modules, mainly for the Japanese and US markets.
The Hydrogen Stream: Japanese researchers develop green rust catalyst
Japanese researchers have developed a green rust–based catalyst for sodium borohydride, while South Korean scientists have created a framework to assess liquid hydrogen storage tanks for unmanned aerial vehicles (UAV).
Japan launches subsidies to accelerate perovskite solar deployment
The Japanese government has launched applications for two targeted funding schemes to accelerate deployment of lightweight perovskite solar tech and incentivize battery-backed systems that enhance grid resilience and economic viability.
The Hydrogen Stream: Japanese researchers develop low-temperature hydrogen battery
Institute of Science Tokyo researchers proposed a battery with magnesium hydride (MgH2) as the anode and hydrogen (H2) gas as the cathode. Meanwhile, researchers at Chung-Ang University proposed chloride-resistant ruthenium (Ru)-based nanocatalysts for direct electrolysis and hydrogen production from seawater.
Making the business case for solar-plus-storage with heat-pumps in Japan
A Japanese research team has evaluated the affordability of photovoltaic-battery systems featuring heat-pump water heaters and air conditioning units across nine regions of Japan. They analyzed three price policies and two loan types, identifiying a tradeoff between net demand and cost according to the capacity of the solar-plus-storage system.
Itoki, Hitachi, Tokuyama recycle solar glass for office furniture
The Japanese companies have used their unique technologies to demonstrate how glass from end-of-life PV panels can be used in office furniture components, specifically in an office privacy cabin.
