[quick news] on March 6, 2019, the University of California and Elsevier "cut it all"

The University of California and Elsevier are "one size fits all" recently, the University of California, the largest public university system in the United States, cancelled its subscription to Elsevier, the Dutch publishing giant It follows months of negotiations between the University of California system and Elsevier over a subscription agreement The move reflects an escalating "contradiction" between academic publishers and institutions, which are trying to make more scientific literature freely available and say publishers' subscription fees are unreasonable The University of California system pays Elsevier about $11 million a year in subscription fees, while publishers hope to increase the cost of the new agreement by about 80% Elsevier said the University of California system's decision was "disappointing" and said it had provided a model for researchers to publish free or open papers and a way to reduce costs for each campus Https:// China's R & D expenditure in 2018 was nearly 2 trillion yuan Recently, the National Bureau of statistics issued the 2018 national economic and social development statistical bulletin, which made it clear that China's R & D expenditure in 2018 was 1965.7 billion yuan, an increase of 11.6% over the previous year, including basic research expenditure 111.8 billion yuan The head of the Ministry of science and technology said that in 2018, China's scientific and technological strength was further strengthened, its main scientific and technological innovation indicators were steadily improved, and China's R & D expenditure exceeded EU 15 At the national average level, the total number of R & D personnel ranks first in the world, the number of patent applications and authorizations ranks first in the world, and the role of science and technology as the "first power" of innovation driven development is more prominent Http:// recently, a team of Zhang Zongchao, researcher of Dalian Institute of Chemical Sciences, Chinese Academy of Sciences, prepared the reduced mononuclear platinum atom which is stable in the liquid Recently, a team of researchers in the liquid polydimethylsiloxane polyethylene glycol (pdms-peg) - Ethanol- In the water solvent system, the platinum atoms with stable existence and excellent performance in hydrosilylation were successfully synthesized by reducing the bivalent and tetravalent platinum ions with ethanol The team also cooperated with Professor Bai Shi of the University of Delaware to systematically characterize and calculate the prepared liquid containing high concentration of monocyte platinum atom and the samples after the liquid is immobilized Https:// new recycling process gives pet a "second life" Scientists from the National Renewable Energy Laboratory of the U.S Department of energy have developed a new recycling process, which can be applied to pet ）The disposable beverage bottles, clothes and carpets are transformed into products with higher value and longer service life The team combines pet with renewable raw materials such as biomass to produce two kinds of fiber-reinforced plastics (FRP), whose value is 2-3 times higher than the original pet, which means that pet products are expected to obtain more valuable "second life" in the future The team predicts that using their process to produce composite products will require 57% less energy than the existing PET recycling process, and 40% less greenhouse gas emissions than conventional petroleum based FRP manufacturing Https:// (19) 30047-9 the second case of AIDS in the world or 40 years since the discovery of AIDS, only one person has been officially recorded to be cured in the world The latest research shows that the second special case may come into being Recently, nature online published a new achievement: an HIV-1 patient was in "long-term remission" after receiving CCR5 Δ 32 / Δ 32 hematopoietic stem cell transplantation The patient was diagnosed with AIDS in 2003, Hodgkin's lymphoma in 2012, hematopoietic stem cell transplantation in May 2016, and antiretroviral therapy for 16 months after transplantation Routine tests confirmed that since the cessation of antiretroviral treatment, the patient's condition has been relieved for 18 months The team also found that patients' white blood cells could not be infected by CCR5 dependent HIV strains, indicating that donor cells had been transplanted https://