Glial cells have often been referred to as the support cells of the brain.While they do have numerous supportive functions,there is emerging research showing they play an active role in shaping the brain and behaviour...Glial cells have often been referred to as the support cells of the brain.While they do have numerous supportive functions,there is emerging research showing they play an active role in shaping the brain and behaviour.Studying the cellular and molecular crosstalk between brain cell types is immensely valuable as this research topic continues to demonstrate that many brain functions are a result of a system of cells working together,rather than any cell type independently.展开更多
Water plays a central role in sustaining a thriving human society. Given its immense importance, safeguarding the related water infrastructure such as dams and reservoirs, which ensures the proper functioning of water...Water plays a central role in sustaining a thriving human society. Given its immense importance, safeguarding the related water infrastructure such as dams and reservoirs, which ensures the proper functioning of water ecosystem, becomes crucial.展开更多
Radio-frequency（RF） characteristics under ultra-low temperature of multi-finger partially depleted silicon-oninsulator（PD SOI） n-type metal-oxide-semiconductor field-effect transistors（nMOSFETs） with tunnel diod...Radio-frequency（RF） characteristics under ultra-low temperature of multi-finger partially depleted silicon-oninsulator（PD SOI） n-type metal-oxide-semiconductor field-effect transistors（nMOSFETs） with tunnel diode body-contact（TDBC） structure and T-gate body-contact（TB） structure are investigated in this paper.When operating at 77 K,TDBC device suppresses floating-body effect（FBE） as well as the TB device.For TB device and TDBC device,cut-off frequency（fT） improves as the temperature decreases to liquid-helium temperature（77 K） while that of the maximum oscillation frequency（/max） is opposite due to the decrease of the unilateral power gain.While operating under 77 K,fT and f（max） of TDBC device reach to 125 GHz and 77 GHz,representing 8%and 15% improvements compared with those of TB device,respectively,which is mainly due to the lower parasitic resistances and capacitances.The results indicate that TDBC SOI MOSFETs could be considered as promising candidates for analog and RF applications over a wide range of temperatures and there is immense potential for the development of RF CMOS integrated circuits for cryogenic applications.展开更多
"It is very dangerous for all the worldthat large numbers of people in the U.S.Lhave closed their minds and are blindand deaf to the immense changes impacting theworld.These Americans have also influencedsome Eur..."It is very dangerous for all the worldthat large numbers of people in the U.S.Lhave closed their minds and are blindand deaf to the immense changes impacting theworld.These Americans have also influencedsome Europeans to share this approach,"AlistairMichie,Secretary General of the British East AsiaCouncil,warned.展开更多
BEIJING-The life of Maksat Abilgaziev,a resident of Zhanatas,a small town in southern Kazakhstan,has changed immensely since a Chinese company built a wind farm there a few years ago.The 33-year-old was once an electr...BEIJING-The life of Maksat Abilgaziev,a resident of Zhanatas,a small town in southern Kazakhstan,has changed immensely since a Chinese company built a wind farm there a few years ago.The 33-year-old was once an electrical engineer at a local phosphate mine company.Believing the future of his homeland and Kazakhstan lies in clean energy,especially wind energy,he quit the job in2020 and became a wind power engineering trainee at the Zhanatas wind farm.展开更多
1. Differences between the new and existing emission standardsOn April 10, the State Bureau of Environmental Protection and the State General Administration for Quality Supervision and Inspection and Quarantine jointl...1. Differences between the new and existing emission standardsOn April 10, the State Bureau of Environmental Protection and the State General Administration for Quality Supervision and Inspection and Quarantine jointly issued GB18352.1-2001 (I) and GB18352.2 2001 (II) Emission Limits and Measuring Methods of Light Vehicles. To meet the coming of the 2008 Olympic Games, Beijing is also due to implement new emission standard equivalent to the Euro III by mid 2005.展开更多
In 2020,the ferocious outbreak of the Covid-19 has impacted immensely and severely on people’s health,production and daily lives;and the prevention and control endeavors are a major concern of the Chinese people.Sinc...In 2020,the ferocious outbreak of the Covid-19 has impacted immensely and severely on people’s health,production and daily lives;and the prevention and control endeavors are a major concern of the Chinese people.Since the beginning of the outbreak,the Buddhist communities across China have strictly implemented the primary principles of the Chinese President Xi Jinping.展开更多
The developmernt of new therapeutic drugs will certainly benefit from an ever improving knowledge and understanding of the living beings chemistry.However,the identification of innovative’drugable’molecules within t...The developmernt of new therapeutic drugs will certainly benefit from an ever improving knowledge and understanding of the living beings chemistry.However,the identification of innovative’drugable’molecules within the immense biodiversity of forests,soils or oceans still requires considerable investments in technical equipment,time展开更多
Nowadays. it is easy to see gorillas in the wild, if you have the time and money. You go to the central African state of Rwanda, pay a certain amount in U.S. dollars, and are taken by a trained guide to meet one of th...Nowadays. it is easy to see gorillas in the wild, if you have the time and money. You go to the central African state of Rwanda, pay a certain amount in U.S. dollars, and are taken by a trained guide to meet one of the gorilla families that live on the slopes of the Virunga Mountains.展开更多
Cultural exchanges are an important part of oursocial activities and have a great effect on theprogress and development of human society.In the process of human social development differ-ent nationalities created thei...Cultural exchanges are an important part of oursocial activities and have a great effect on theprogress and development of human society.In the process of human social development differ-ent nationalities created their own unique cultures.Be-cause of the development of different cultures in differ-ent countries,cultural exchanges become an attractiveproposition.Cultural exchanges have a positive and salubriouseffect on all nationalities,encouraging social develop-ment,economic prosperity and scientific and techno-logical progress.During cultural exchanges differentcountries in the world learn from each other,helpingthe different cultures develop and mature.展开更多
Ⅰ. INTRODUCTIONIt is an immense irrigation project unprecedented in China to transfer the water of the Yangtze River to the arid areas of North China through three main canal systems: the west, the east, and the cent...Ⅰ. INTRODUCTIONIt is an immense irrigation project unprecedented in China to transfer the water of the Yangtze River to the arid areas of North China through three main canal systems: the west, the east, and the central canal systems. It is called 'Irrigation Project of the Transfer of Water from South to North China' (IPTWSN). In展开更多
基金supported by Canadian Institutes of Health Research (CIHR)grants awarded to MET.
文摘Glial cells have often been referred to as the support cells of the brain.While they do have numerous supportive functions,there is emerging research showing they play an active role in shaping the brain and behaviour.Studying the cellular and molecular crosstalk between brain cell types is immensely valuable as this research topic continues to demonstrate that many brain functions are a result of a system of cells working together,rather than any cell type independently.
基金supported by the National Natural Science Foundation of China (42090015,42071400,42371339)the International Research Center of Big Data for Sustainable Development Goals (CBAS2022GSP04)+3 种基金the Croucher Foundation (CAS22902/ CAS22HU01)The University of Hong Kong Faculty of Business and Economics and Shenzhen Research Institutes (SZRI2023-CRF04)The University of Hong Kong HKU-100 Scholars Fundthe Seed Fund for Strategic Interdisciplinary Research Scheme Fund。
文摘Water plays a central role in sustaining a thriving human society. Given its immense importance, safeguarding the related water infrastructure such as dams and reservoirs, which ensures the proper functioning of water ecosystem, becomes crucial.
文摘Radio-frequency（RF） characteristics under ultra-low temperature of multi-finger partially depleted silicon-oninsulator（PD SOI） n-type metal-oxide-semiconductor field-effect transistors（nMOSFETs） with tunnel diode body-contact（TDBC） structure and T-gate body-contact（TB） structure are investigated in this paper.When operating at 77 K,TDBC device suppresses floating-body effect（FBE） as well as the TB device.For TB device and TDBC device,cut-off frequency（fT） improves as the temperature decreases to liquid-helium temperature（77 K） while that of the maximum oscillation frequency（/max） is opposite due to the decrease of the unilateral power gain.While operating under 77 K,fT and f（max） of TDBC device reach to 125 GHz and 77 GHz,representing 8%and 15% improvements compared with those of TB device,respectively,which is mainly due to the lower parasitic resistances and capacitances.The results indicate that TDBC SOI MOSFETs could be considered as promising candidates for analog and RF applications over a wide range of temperatures and there is immense potential for the development of RF CMOS integrated circuits for cryogenic applications.
文摘"It is very dangerous for all the worldthat large numbers of people in the U.S.Lhave closed their minds and are blindand deaf to the immense changes impacting theworld.These Americans have also influencedsome Europeans to share this approach,"AlistairMichie,Secretary General of the British East AsiaCouncil,warned.
文摘BEIJING-The life of Maksat Abilgaziev,a resident of Zhanatas,a small town in southern Kazakhstan,has changed immensely since a Chinese company built a wind farm there a few years ago.The 33-year-old was once an electrical engineer at a local phosphate mine company.Believing the future of his homeland and Kazakhstan lies in clean energy,especially wind energy,he quit the job in2020 and became a wind power engineering trainee at the Zhanatas wind farm.
文摘1. Differences between the new and existing emission standardsOn April 10, the State Bureau of Environmental Protection and the State General Administration for Quality Supervision and Inspection and Quarantine jointly issued GB18352.1-2001 (I) and GB18352.2 2001 (II) Emission Limits and Measuring Methods of Light Vehicles. To meet the coming of the 2008 Olympic Games, Beijing is also due to implement new emission standard equivalent to the Euro III by mid 2005.
文摘In 2020,the ferocious outbreak of the Covid-19 has impacted immensely and severely on people’s health,production and daily lives;and the prevention and control endeavors are a major concern of the Chinese people.Since the beginning of the outbreak,the Buddhist communities across China have strictly implemented the primary principles of the Chinese President Xi Jinping.
文摘The developmernt of new therapeutic drugs will certainly benefit from an ever improving knowledge and understanding of the living beings chemistry.However,the identification of innovative’drugable’molecules within the immense biodiversity of forests,soils or oceans still requires considerable investments in technical equipment,time
文摘Nowadays. it is easy to see gorillas in the wild, if you have the time and money. You go to the central African state of Rwanda, pay a certain amount in U.S. dollars, and are taken by a trained guide to meet one of the gorilla families that live on the slopes of the Virunga Mountains.
文摘Cultural exchanges are an important part of oursocial activities and have a great effect on theprogress and development of human society.In the process of human social development differ-ent nationalities created their own unique cultures.Be-cause of the development of different cultures in differ-ent countries,cultural exchanges become an attractiveproposition.Cultural exchanges have a positive and salubriouseffect on all nationalities,encouraging social develop-ment,economic prosperity and scientific and techno-logical progress.During cultural exchanges differentcountries in the world learn from each other,helpingthe different cultures develop and mature.
文摘Ⅰ. INTRODUCTIONIt is an immense irrigation project unprecedented in China to transfer the water of the Yangtze River to the arid areas of North China through three main canal systems: the west, the east, and the central canal systems. It is called 'Irrigation Project of the Transfer of Water from South to North China' (IPTWSN). In
