A new filter made from tungsten carbide beads for blocking high-pitched sounds has been proposed by Physicists recently, as there is a fair amount of ultrasonic substances around us. In warmer areas, the pest control system relies on ultrasonic emission to drive away insects. You have ultra-sonics from machinery, from drilling. Even lighting lamps emit high-frequency noise. There are unknown effects on your hearing and brain that can cause nausea, headaches, dizziness, hearing loss, and other symptoms.

French oil-gas giant Total S.A. is set to build a 25 MW/25 MWh lithium-ion storage system in Mardyck in northern France. The oil giant plans to commission the facility by the end of this year.

The world's largest lithium-vanadium hybrid storage project will be deployed in London, creating the world's largest hybrid energy storage project for lithium-ion batteries and flow batteries, it is also the largest flow battery energy storage system deployed in the United Kingdom.

Galan Lithium Limited (Galan) announced the initially estimated lithium mine resources of its Hmb (HMW, Hombre Muerto West) project in Argentina. The company believes that its grade, purity, and scale have "exceeded" the company's expectations, thus making its overall amount of resources has increased by nearly 160 percent.

Analysis of latest tungsten market from Chinatungsten Online

The ammonium metatungstate(APT) and tungsten powder prices in China continue to remain weak adjustment in wake of the spread of coronavirus overseas. Domestic downstream manufacturing industry has not fully recovered, and insiders are cautious about the outlook for the global economy. Besides, global stock markets have taken a big hit, which has caused a panic in the market.  

Rare earth market quotation in China: the latest of praseodymium oxide, cerium oxide and praseodymium neodymium oxide prices maintain stability when market trading increases slightly. 

The prices of molybdenum oxide and molybdenum concentrate in China continue to decline owing to quiet market trading and deadlocked supply and demand. For the molybdenum concentrate market, product prices are hard to rise as ferro molybdenum companies remain low purchasing demand.

Recently, the Baotou Research Institute of Rare Earths has developed rare earth magnesium alloy grain refiner products with a zirconium particle size of less than 600 nm, filling a gap in product corresponding to high efficiency and low-cost magnesium alloy grain refiner.

Analysis of latest tungsten market from Chinatungsten Online

The tungsten powder and ferro tungsten prices in China are weak owing to persistent weakness in the demand side and the instability in the international tungsten market affected by continued spread of coronavirus worldwide as well as sluggish market demand. 

Rare earth market quotation in China: praseodymium oxide, lanthanum oxide and cerium oxide prices are unchanged from the previous trading day on cautious sentiment of insiders in the market.