The rollout of the Global Civilization Initiative(GCI)in 2023 introduced a new public good to humanity.This Chinese initiative has driven home a clear message that all nations have the right to choose their own develo...The rollout of the Global Civilization Initiative(GCI)in 2023 introduced a new public good to humanity.This Chinese initiative has driven home a clear message that all nations have the right to choose their own development paths in their pursuit of modernization,which is not necessarily synonymous with Westernization,as demonstrated by China’s example.展开更多
The crossing of vehicle flow by pedestrians at either signalized crosswalks or locations away from crosswalks is studied using a car-following model.The model process is constructed,and two safe criterions deciding wh...The crossing of vehicle flow by pedestrians at either signalized crosswalks or locations away from crosswalks is studied using a car-following model.The model process is constructed,and two safe criterions deciding whether pedestrians begin to cross a road and a rule stopping vehicles at a signal intersection are proposed.Numerical results indicate that the relations of both vehicles’and pedestrians’delays to the width of pedestrian arrival interval are nonlinear;careful pedestrians unnecessarily spend more time to cross a road than aggressive ones;pedestrians crossing near a traffic signal have more influence on their and vehicles’delays.When pedestrians are permitted to cross a road using the gaps between slow vehicles,their delay may increase.展开更多
Negative bias temperature instability(NBTI)in ultrathin-plasma-nitrided-oxide(PNO)based p-type metal-oxide-semiconductor field effect transistors(pMOSFETs)is investigated at temperatures ranging from 220 K to 470 K.It...Negative bias temperature instability(NBTI)in ultrathin-plasma-nitrided-oxide(PNO)based p-type metal-oxide-semiconductor field effect transistors(pMOSFETs)is investigated at temperatures ranging from 220 K to 470 K.It is found that the threshold voltage VT degradation below 290 K is dominated by the hole trapping process.Further studies unambiguously show that this process is unnecessarily related to nitrogen but the incorporation of nitrogen in the gate dielectric increases the probability of hole trapping in the NBTI process as it introduces extra trap states located in the upper half of the Si band gap.The possible hole trapping mechanism in NBTI stressed PNO pMOSFETs is suggested by taking account of oxygen and nitrogen related trap centers.展开更多
The short-term tests (STT) that have been usedsuccessfully to identify mutagens and potentialcarcinogens increasingly are being used to identifyantimutagens and potential anticarcinogens.Theconcept of activity profile...The short-term tests (STT) that have been usedsuccessfully to identify mutagens and potentialcarcinogens increasingly are being used to identifyantimutagens and potential anticarcinogens.Theconcept of activity profiles,already appliedsuccessfully to the display of mutagenicity展开更多
An accurate estimate of equilibrium climate sensitivity(ECS)is pivotal to humankind’s responses,including both the mitigation and adaptation,to future global climate change(not necessarily that of a distant future).H...An accurate estimate of equilibrium climate sensitivity(ECS)is pivotal to humankind’s responses,including both the mitigation and adaptation,to future global climate change(not necessarily that of a distant future).However,the uncertainty in estimates of ECS remains large,as shown in the past assessments by the Intergovernmental Panel on Climate Change(IPCC)(see IPCC,2013),though the level of understanding on the physics and dynamics of Earth’s climate system has improved considerably during the past four decades since the appearance of the Charney report(Charney et al.,1979).展开更多
China’s different development stages necessitated different strategies,and national security can be seen from the perspective of political science.The reform,development and stability of the 1980s referred to social ...China’s different development stages necessitated different strategies,and national security can be seen from the perspective of political science.The reform,development and stability of the 1980s referred to social stability and targeted mass incidents.Since the 18th National Congress,development and security have been the themes as China becomes stronger.Why do we emphasize security issues more?There is a security paradox in that our development does not necessarily bring security.China’s development has not fundamentally solved security problems left from the 1980s and 1990s.New security problems arose,as well.展开更多
Besides more or less numerous Eteo-Cretan inscriptions of uncertain linguistic value, two short texts of spells against illnesses connected with Crete and one or more pre-Greek Cretan languages (but not necessarily wi...Besides more or less numerous Eteo-Cretan inscriptions of uncertain linguistic value, two short texts of spells against illnesses connected with Crete and one or more pre-Greek Cretan languages (but not necessarily with Eteo-Cretan proper) are preserved in the Egyptian medical sources. These texts including non-Egyptian, presumably Cretan, passages are as follows: (1) Incantation for an Asiatic illness consisting of what [inhabitants of] k-f-ti-w (Crete) say for it:s3-n-ti-k3-pw-py-w3-y-i-y-m^c-n-ti-r3-k3-k3-r3. This formula is pronounced over the liquid g3, the drink ~cw3yt, urine, the liquid bt. Apply.展开更多
The Double Take column looks at a single topic from an African and Chinese perspective. This month we discuss the habit of spending more than necessary.Irrelevant to Happiness TAIWO BLESSING OGUNSEYI A 36-year-old Nig...The Double Take column looks at a single topic from an African and Chinese perspective. This month we discuss the habit of spending more than necessary.Irrelevant to Happiness TAIWO BLESSING OGUNSEYI A 36-year-old Nigerian lecturer in Yibin, Sichuan Province Consumerism, which is also referred to as materialism, is a condition where one buys goods not necessarily because they are needed, but to get some form of happiness from them, or for the status they confer.展开更多
It has long been proposed that emotionally“prepared”(i.e.,fear-related)stimuli are privileged in the unconscious acquisition of conditioned fear.However,as fear processing is suggested to highly depend on the coarse...It has long been proposed that emotionally“prepared”(i.e.,fear-related)stimuli are privileged in the unconscious acquisition of conditioned fear.However,as fear processing is suggested to highly depend on the coarse,low-spatial-frequency(LSF)components of the fear-related stimuli,it is plausible that LSF may play a unique role in the unconscious fear conditioning even with emotionally neutral stimuli.Here,we provided empirical evidence that,following classical fear conditioning,an invisible,emotionally neutral conditioned stimulus(CS+)with LSF,but not with high spatial frequency(HSF),can rapidly elicit stronger skin conductance responses(SCRs)and larger pupil diameters than its CS−counterpart.In comparison,consciously perceived emotionally neutral CS+with LSF and HSF elicited comparable SCRs.Taken together,these results support that the unconscious fear conditioning does not necessarily entail emotionally prepared stimuli but prioritizes LSF information processing and highlight the crucial distinctions between the unconscious and the conscious fear learning.These findings not only coincide with the postulation that a rapid,spatial-frequency-dependent subcortical route is engaged in unconscious fear processing but also suggest the existence of multiple routes for conscious fear processing.展开更多
The revised funding detail is given below.“The study was supported by grants from the Key Program of the National Natural Science Foundation of China(82130093),the National Key Research and Development Program of Chi...The revised funding detail is given below.“The study was supported by grants from the Key Program of the National Natural Science Foundation of China(82130093),the National Key Research and Development Program of China(grant no.2023YFC0872600),and the National Institute for Health Research(NIHR)(grant no.16/137/109)using UK aid from the UK Government to support global health research.We also acknowledge grant from Shanghai Key Laboratory of Infectious Diseases and Biosafety Emergency Response(20dz2260100).The views expressed in this publication are those of the author(s)and not necessarily those of the NIHR or the UK Department of Health and Social Care.”展开更多
Regardless of whether the central bank acquires treasury bonds in the future,China's monetary policy does not require a shift to quantitative easing.This is because China's central bank can expand its balance ...Regardless of whether the central bank acquires treasury bonds in the future,China's monetary policy does not require a shift to quantitative easing.This is because China's central bank can expand its balance sheet through refinancing,allowing it to enhance its ability to manage interbank interest rates.At the same time,it is not necessarily the case that China will resort to monetizing fiscal deficits.展开更多
Should democracy necessarily be characterized by partisan politics?A look at the workings of the National People’s Congress(NPC),China’s top legislature,sheds light on an alternative model.Nearly 3,000 deputies are ...Should democracy necessarily be characterized by partisan politics?A look at the workings of the National People’s Congress(NPC),China’s top legislature,sheds light on an alternative model.Nearly 3,000 deputies are attending the First Session of the 14th NPC,which opened in Beijing on March 5.They were elected by the country’s provinces,autonomous regions,municipalities,special administrative regions and armed forces.展开更多
We consider the linear model (1) where V>0 and X are known, n≥p; β∈R^p, and 0<σ~2<∞ are unknown. Consider the problem of estimating Sβ which is linear estimable. Prof. C. R. Rao has given the necessary ...We consider the linear model (1) where V>0 and X are known, n≥p; β∈R^p, and 0<σ~2<∞ are unknown. Consider the problem of estimating Sβ which is linear estimable. Prof. C. R. Rao has given the necessary and sufficient condition that LY is admissible for Sβ within展开更多
There are many different characterizations to the attractive sporadic groups. In this letter Ⅰ continue the former discussions and characterize uniformly the 26 sporadic simple groups using only the set π_e(G) of th...There are many different characterizations to the attractive sporadic groups. In this letter Ⅰ continue the former discussions and characterize uniformly the 26 sporadic simple groups using only the set π_e(G) of the orders of elements in groups G and |G|. We prove the following theorem.展开更多
As electrochemical CO_(2)reduction studies progress from beaker or H-cell devices operating at low current densities to gas diffusion electrode(GDE)-based devices that sustain high reaction rates and provide an avenue...As electrochemical CO_(2)reduction studies progress from beaker or H-cell devices operating at low current densities to gas diffusion electrode(GDE)-based devices that sustain high reaction rates and provide an avenue toward commercialization,the overall system becomes significantly more complex.While the current densities may vary for the different approaches,it is essential to maintain the same scientific rigor when analyzing these systems.The mass transfer optimizations used in GDE based approaches necessarily add complexity and provide new challenges that need to be analyzed and overcome in terms of both engineering as well as analysis techniques.This Account puts into perspective our recent works analyzing high current density CO_(2)electrolysis performance via a comprehensive investigation of the entire system.In particular,we show the importance of monitoring(i)the gas flow rates at the outlet of the cathodic compartment,(ii)the anodic gas composition for CO_(2)/O_(2)ratio,and(iii)pH variations in the electrolyte.A rigorous analysis of these parameters allows us to achieve a complete carbon balance,in addition to accounting for a total of 100%Faradaic efficiency.By analyzing both the cathode outlet and anodic CO_(2):O_(2)ratio,we demonstrate that these methods can be used to self-validate results providing robustness.We show that this analysis approach holds for both a zero-gap membrane electrode assembly device and a flowing-catholyte device.In addition,a comprehensive monitoring approach reveals that having an alkaline environment in the vicinity of the cathode can absorb substantial amounts of CO_(2),which may greatly distort Faradaic efficiencies if not accounted for.While monitoring the outlet flow rate of a reactor appears a simple task,the mixed gases and small flow rates in lab-scale reactors can add challenges and we discuss various methods to measure these flow rates.While pH is well-known to play a role in the activity and selectivity of CO_(2)reduction,we demonstrate that(i)the operational pH is not necessarily the pH of the initial electrolyte,(ii)there are long transients in pH before steady state is reached(on the order of hours),and(iii)the pH of the anolyte and catholyte can be significantly different over the duration of the electrolysis.By varying the membrane type in a flowing-catholyte reactor(anion exchange,cation exchange,or bipolar membrane),we can use this monitoring approach to quantitatively identify the major differences in CO_(2)reduction performance related to these distinct membrane types.The overall conclusion is that complex engineering processes entail that a thorough monitoring of parameters is necessary to accurately analyze the performance of high current density electrochemical CO_(2)reduction devices.展开更多
The near-rings in this letter always stand for zero-symmetric left nor-rings. An additive endomorphism D of a near-ring N is called a derivation on N if D(xy) =xD(y) +D(x)y for all x, y ∈ N. A near-ring N is said to ...The near-rings in this letter always stand for zero-symmetric left nor-rings. An additive endomorphism D of a near-ring N is called a derivation on N if D(xy) =xD(y) +D(x)y for all x, y ∈ N. A near-ring N is said to be prime if xNy={0} for x, y ∈ N implies that either x=0 or y=0. Since additions of near-rings are not necessarily commutative, the following Lemma 1 has its own significance.展开更多
Isolation and culture of cereal protoplasts are difficult problems generally recognized at home and abroad, and are techniques urgently and necessarily resolved in practice. Attempts have been made in the past decade ...Isolation and culture of cereal protoplasts are difficult problems generally recognized at home and abroad, and are techniques urgently and necessarily resolved in practice. Attempts have been made in the past decade on culture of cereal protoplasts by researchers in various countries, and unusual progress has been made. Totipotency and capacity of embryogenesis of cereal protoplasts have been demonstrated especially by the fact of embryogenesis and plantlet formation from protoplasts of Pennisetum ame-展开更多
Topology gives the following theorem: Let X and Y be topological spaces; Let f: X→Y be a continuous map. If X is connected, then f(X) is also connected. It is called connectedness invariant theorem which is not alway...Topology gives the following theorem: Let X and Y be topological spaces; Let f: X→Y be a continuous map. If X is connected, then f(X) is also connected. It is called connectedness invariant theorem which is not always very explicit for the people in its actual applications. Lately, the writer discovered that the theorem has extensive and important applications in biology. In this paper, its applications in pharmacology, genetics and physiology will be discussed.展开更多
文摘The rollout of the Global Civilization Initiative(GCI)in 2023 introduced a new public good to humanity.This Chinese initiative has driven home a clear message that all nations have the right to choose their own development paths in their pursuit of modernization,which is not necessarily synonymous with Westernization,as demonstrated by China’s example.
基金by the National Natural Science Foundation of China under Grant No 71001047the Natural Science Foundation of Inner Mongolia under Grant No 2010BS1001the Program of Higher-Level Talents of Inner Mongolia University under Grant No Z20090113.
文摘The crossing of vehicle flow by pedestrians at either signalized crosswalks or locations away from crosswalks is studied using a car-following model.The model process is constructed,and two safe criterions deciding whether pedestrians begin to cross a road and a rule stopping vehicles at a signal intersection are proposed.Numerical results indicate that the relations of both vehicles’and pedestrians’delays to the width of pedestrian arrival interval are nonlinear;careful pedestrians unnecessarily spend more time to cross a road than aggressive ones;pedestrians crossing near a traffic signal have more influence on their and vehicles’delays.When pedestrians are permitted to cross a road using the gaps between slow vehicles,their delay may increase.
文摘Negative bias temperature instability(NBTI)in ultrathin-plasma-nitrided-oxide(PNO)based p-type metal-oxide-semiconductor field effect transistors(pMOSFETs)is investigated at temperatures ranging from 220 K to 470 K.It is found that the threshold voltage VT degradation below 290 K is dominated by the hole trapping process.Further studies unambiguously show that this process is unnecessarily related to nitrogen but the incorporation of nitrogen in the gate dielectric increases the probability of hole trapping in the NBTI process as it introduces extra trap states located in the upper half of the Si band gap.The possible hole trapping mechanism in NBTI stressed PNO pMOSFETs is suggested by taking account of oxygen and nitrogen related trap centers.
文摘The short-term tests (STT) that have been usedsuccessfully to identify mutagens and potentialcarcinogens increasingly are being used to identifyantimutagens and potential anticarcinogens.Theconcept of activity profiles,already appliedsuccessfully to the display of mutagenicity
基金supported by the National Natural Science Foundation of China (Grant No. 41875130)
文摘An accurate estimate of equilibrium climate sensitivity(ECS)is pivotal to humankind’s responses,including both the mitigation and adaptation,to future global climate change(not necessarily that of a distant future).However,the uncertainty in estimates of ECS remains large,as shown in the past assessments by the Intergovernmental Panel on Climate Change(IPCC)(see IPCC,2013),though the level of understanding on the physics and dynamics of Earth’s climate system has improved considerably during the past four decades since the appearance of the Charney report(Charney et al.,1979).
文摘China’s different development stages necessitated different strategies,and national security can be seen from the perspective of political science.The reform,development and stability of the 1980s referred to social stability and targeted mass incidents.Since the 18th National Congress,development and security have been the themes as China becomes stronger.Why do we emphasize security issues more?There is a security paradox in that our development does not necessarily bring security.China’s development has not fundamentally solved security problems left from the 1980s and 1990s.New security problems arose,as well.
文摘Besides more or less numerous Eteo-Cretan inscriptions of uncertain linguistic value, two short texts of spells against illnesses connected with Crete and one or more pre-Greek Cretan languages (but not necessarily with Eteo-Cretan proper) are preserved in the Egyptian medical sources. These texts including non-Egyptian, presumably Cretan, passages are as follows: (1) Incantation for an Asiatic illness consisting of what [inhabitants of] k-f-ti-w (Crete) say for it:s3-n-ti-k3-pw-py-w3-y-i-y-m^c-n-ti-r3-k3-k3-r3. This formula is pronounced over the liquid g3, the drink ~cw3yt, urine, the liquid bt. Apply.
文摘The Double Take column looks at a single topic from an African and Chinese perspective. This month we discuss the habit of spending more than necessary.Irrelevant to Happiness TAIWO BLESSING OGUNSEYI A 36-year-old Nigerian lecturer in Yibin, Sichuan Province Consumerism, which is also referred to as materialism, is a condition where one buys goods not necessarily because they are needed, but to get some form of happiness from them, or for the status they confer.
基金grants from the STl2030-Major Projects(2021ZD0204200,2021ZD0203800,and 2022ZD0205000)the National Natural Science Foundation of China(31830037,32020103009,and 32100863)+2 种基金the Strategic Priority Research Program(XDB32010300)CAS Interdisciplinary Innovation Team(JCTD-2018-07 and JCTD-2021-06)the Fundamental Research Funds for the Central Universities.
文摘It has long been proposed that emotionally“prepared”(i.e.,fear-related)stimuli are privileged in the unconscious acquisition of conditioned fear.However,as fear processing is suggested to highly depend on the coarse,low-spatial-frequency(LSF)components of the fear-related stimuli,it is plausible that LSF may play a unique role in the unconscious fear conditioning even with emotionally neutral stimuli.Here,we provided empirical evidence that,following classical fear conditioning,an invisible,emotionally neutral conditioned stimulus(CS+)with LSF,but not with high spatial frequency(HSF),can rapidly elicit stronger skin conductance responses(SCRs)and larger pupil diameters than its CS−counterpart.In comparison,consciously perceived emotionally neutral CS+with LSF and HSF elicited comparable SCRs.Taken together,these results support that the unconscious fear conditioning does not necessarily entail emotionally prepared stimuli but prioritizes LSF information processing and highlight the crucial distinctions between the unconscious and the conscious fear learning.These findings not only coincide with the postulation that a rapid,spatial-frequency-dependent subcortical route is engaged in unconscious fear processing but also suggest the existence of multiple routes for conscious fear processing.
文摘The revised funding detail is given below.“The study was supported by grants from the Key Program of the National Natural Science Foundation of China(82130093),the National Key Research and Development Program of China(grant no.2023YFC0872600),and the National Institute for Health Research(NIHR)(grant no.16/137/109)using UK aid from the UK Government to support global health research.We also acknowledge grant from Shanghai Key Laboratory of Infectious Diseases and Biosafety Emergency Response(20dz2260100).The views expressed in this publication are those of the author(s)and not necessarily those of the NIHR or the UK Department of Health and Social Care.”
文摘Regardless of whether the central bank acquires treasury bonds in the future,China's monetary policy does not require a shift to quantitative easing.This is because China's central bank can expand its balance sheet through refinancing,allowing it to enhance its ability to manage interbank interest rates.At the same time,it is not necessarily the case that China will resort to monetizing fiscal deficits.
文摘Should democracy necessarily be characterized by partisan politics?A look at the workings of the National People’s Congress(NPC),China’s top legislature,sheds light on an alternative model.Nearly 3,000 deputies are attending the First Session of the 14th NPC,which opened in Beijing on March 5.They were elected by the country’s provinces,autonomous regions,municipalities,special administrative regions and armed forces.
文摘We consider the linear model (1) where V>0 and X are known, n≥p; β∈R^p, and 0<σ~2<∞ are unknown. Consider the problem of estimating Sβ which is linear estimable. Prof. C. R. Rao has given the necessary and sufficient condition that LY is admissible for Sβ within
文摘There are many different characterizations to the attractive sporadic groups. In this letter Ⅰ continue the former discussions and characterize uniformly the 26 sporadic simple groups using only the set π_e(G) of the orders of elements in groups G and |G|. We prove the following theorem.
基金funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 85144,(SELECTCO_(2))as well as the ECOEthylene project from Innovation Fund Denmark(Grant#8057-00018B)the Villum Center for the Science of Sustainable Fuels and Chemicals grant 9455.G.O.L.acknowledges funding from the European Union’s Horizon 2020 research and innovation programme through a Marie Skłodowska-Curie Individual Fellowship under grant agreement 844288(STRATCAT-CO_(2)).
文摘As electrochemical CO_(2)reduction studies progress from beaker or H-cell devices operating at low current densities to gas diffusion electrode(GDE)-based devices that sustain high reaction rates and provide an avenue toward commercialization,the overall system becomes significantly more complex.While the current densities may vary for the different approaches,it is essential to maintain the same scientific rigor when analyzing these systems.The mass transfer optimizations used in GDE based approaches necessarily add complexity and provide new challenges that need to be analyzed and overcome in terms of both engineering as well as analysis techniques.This Account puts into perspective our recent works analyzing high current density CO_(2)electrolysis performance via a comprehensive investigation of the entire system.In particular,we show the importance of monitoring(i)the gas flow rates at the outlet of the cathodic compartment,(ii)the anodic gas composition for CO_(2)/O_(2)ratio,and(iii)pH variations in the electrolyte.A rigorous analysis of these parameters allows us to achieve a complete carbon balance,in addition to accounting for a total of 100%Faradaic efficiency.By analyzing both the cathode outlet and anodic CO_(2):O_(2)ratio,we demonstrate that these methods can be used to self-validate results providing robustness.We show that this analysis approach holds for both a zero-gap membrane electrode assembly device and a flowing-catholyte device.In addition,a comprehensive monitoring approach reveals that having an alkaline environment in the vicinity of the cathode can absorb substantial amounts of CO_(2),which may greatly distort Faradaic efficiencies if not accounted for.While monitoring the outlet flow rate of a reactor appears a simple task,the mixed gases and small flow rates in lab-scale reactors can add challenges and we discuss various methods to measure these flow rates.While pH is well-known to play a role in the activity and selectivity of CO_(2)reduction,we demonstrate that(i)the operational pH is not necessarily the pH of the initial electrolyte,(ii)there are long transients in pH before steady state is reached(on the order of hours),and(iii)the pH of the anolyte and catholyte can be significantly different over the duration of the electrolysis.By varying the membrane type in a flowing-catholyte reactor(anion exchange,cation exchange,or bipolar membrane),we can use this monitoring approach to quantitatively identify the major differences in CO_(2)reduction performance related to these distinct membrane types.The overall conclusion is that complex engineering processes entail that a thorough monitoring of parameters is necessary to accurately analyze the performance of high current density electrochemical CO_(2)reduction devices.
文摘The near-rings in this letter always stand for zero-symmetric left nor-rings. An additive endomorphism D of a near-ring N is called a derivation on N if D(xy) =xD(y) +D(x)y for all x, y ∈ N. A near-ring N is said to be prime if xNy={0} for x, y ∈ N implies that either x=0 or y=0. Since additions of near-rings are not necessarily commutative, the following Lemma 1 has its own significance.
文摘Isolation and culture of cereal protoplasts are difficult problems generally recognized at home and abroad, and are techniques urgently and necessarily resolved in practice. Attempts have been made in the past decade on culture of cereal protoplasts by researchers in various countries, and unusual progress has been made. Totipotency and capacity of embryogenesis of cereal protoplasts have been demonstrated especially by the fact of embryogenesis and plantlet formation from protoplasts of Pennisetum ame-
文摘Topology gives the following theorem: Let X and Y be topological spaces; Let f: X→Y be a continuous map. If X is connected, then f(X) is also connected. It is called connectedness invariant theorem which is not always very explicit for the people in its actual applications. Lately, the writer discovered that the theorem has extensive and important applications in biology. In this paper, its applications in pharmacology, genetics and physiology will be discussed.