Solution-phase self-assembly of two-dimensional(2D)networks with a high degree of internal order and long-range periodicity is a great challenge.Herein,we report a rational design to improve 2D self-assembly in water ...Solution-phase self-assembly of two-dimensional(2D)networks with a high degree of internal order and long-range periodicity is a great challenge.Herein,we report a rational design to improve 2D self-assembly in water through amphiphilic modification of the building block.An amphiphilic tritopic molecule(1)is designed and synthesized by introducing three hydrophilic oligo(ethylene glycol)moieties and three hydrophobic hexyl chains.The assembly of 1 and cucurbit[8]uril(CB[8])leads to the formation of a Janus 2D supramolecular organic framework(SOF),which further creates unique bilayer supramolecular networks and exhibits an unprecedentedly high degree of internal order and long-range periodicity.In contrast,the assembly of a nonamphiphilic analog(2)with CB[8]only generates a 2D SOF with a lower degree of internal order,suggesting that the inherent amphiphilicity of 1 plays a crucial role in improving its 2D self-assembly in aqueous phase.展开更多
The year 2025 marks the 80th anniversary of the founding of the United Nations(UN).As the most universal,representative,and authoritative intergovernmental international organization in the world,the UN serves as the ...The year 2025 marks the 80th anniversary of the founding of the United Nations(UN).As the most universal,representative,and authoritative intergovernmental international organization in the world,the UN serves as the core platform for upholding multilateralism and a crucial cornerstone of the international order.In recent years,the UN’s ability to address global challenges is tested.展开更多
Multiple diagnoses,from both East and West,converge on the view that we are living through a turbulent juncture reminiscent of the inflection points that preceded major wars,not as a claim of historical symmetry,but a...Multiple diagnoses,from both East and West,converge on the view that we are living through a turbulent juncture reminiscent of the inflection points that preceded major wars,not as a claim of historical symmetry,but as an indication of the depth of the present crisis.What concerns us here is to affirm the essence of that assessment:we are indeed facing an unprecedented crisis that compels a rethinking of the entire existing international order,as U.S.展开更多
GLOBAL GOVERNANCE AS AN INSTRUMENT FOR TRANSFORMING CHAOS INTO ORDERLY MULTIPOLARITY The current global geopolitical situation,marked by instability,the erosion of the post-WWII international order and the weakening o...GLOBAL GOVERNANCE AS AN INSTRUMENT FOR TRANSFORMING CHAOS INTO ORDERLY MULTIPOLARITY The current global geopolitical situation,marked by instability,the erosion of the post-WWII international order and the weakening of US unipolar dominance,requires joint efforts by major international actors and the wider international community to establish a functional international order for the twenty-first century.展开更多
China will continue to promote world peace and stability during reconstruction of the international order.AT present,the international order is being transformed at an unprecedented rate,and the global governance syst...China will continue to promote world peace and stability during reconstruction of the international order.AT present,the international order is being transformed at an unprecedented rate,and the global governance system is facing profound adjustments.Deficits in security,development,and technology are increasingly intertwined,presenting the international community with a critical choice of direction.展开更多
The ongoing U. S. -Iraq war is the focus of various governments, peoples and media of the world. Analyses can be made from different angles. I want to discuss the influence of the U. S. -Iraq war on current and future...The ongoing U. S. -Iraq war is the focus of various governments, peoples and media of the world. Analyses can be made from different angles. I want to discuss the influence of the U. S. -Iraq war on current and future world system and international system. The U. S. -Iraq war is not a war in a traditional sense, but the first comprehensive war in the new century, involving military, political,展开更多
The 20th century is a century when both intra-national order and internationalorder were frequently changing. The struggles have never stopped focusingon setting order. Today with the East-west cold war over for 10 ye...The 20th century is a century when both intra-national order and internationalorder were frequently changing. The struggles have never stopped focusingon setting order. Today with the East-west cold war over for 10 years, there arestill strong appeals for peace and stability, and demands for establishing a newinternational order. The War on Kosovo in the end of the 20th century is a sig-nificant attempt from the U. S. and other major Western powers to set up a newworld order without caring whether by means of force or even of war. This展开更多
The international order is built on the principles of sovereign equality,national interests,great powers and respect for human rights among others.International rivalry and cooperation have existed side by side over t...The international order is built on the principles of sovereign equality,national interests,great powers and respect for human rights among others.International rivalry and cooperation have existed side by side over the past few centuries,while the foundations of an international order have solidified.We are now seeing a transition in the international order that requires new innovative ways of thinking.China is seen as the key driver of these changes because of its unique status,pattern of growth and future potential.China should embrace this historic opportunity and take on its obligations to contribute to the birth of a new modern international order.展开更多
The international order and global system are undergoing complex and profound changes nowadays.Unparalleled transformations in the world,the speed at which they happen,and the course of history are unfolding in unprec...The international order and global system are undergoing complex and profound changes nowadays.Unparalleled transformations in the world,the speed at which they happen,and the course of history are unfolding in unprecedented ways,ushering in a new period of turbulence and transition.Geopolitical and geo-economic competition among major powers is intensifying;global economic growth remains sluggish;crises and conflicts continue to emerge;and both regional and global peace and security are repeatedly challenged.展开更多
Global South,representing the collective of emerging markets and developing countries,is becoming a pivotal force in reshaping the international order.It plays a vital role in driving global governance reforms with th...Global South,representing the collective of emerging markets and developing countries,is becoming a pivotal force in reshaping the international order.It plays a vital role in driving global governance reforms with the principle of fairness and equity.展开更多
At present,there is a deviation in the EU's perception of China,which argues that China's economic model has undermined the EU's economic competitiveness,challenged the Western-dominated international orde...At present,there is a deviation in the EU's perception of China,which argues that China's economic model has undermined the EU's economic competitiveness,challenged the Western-dominated international order,and weakened the EU's strategic position.Therefore,the EU has promoted the“Indo-Pacific Strategy”,strengthened transatlantic coordination on China policy,and rebalanced China-EU economic relations with a more confrontational stance.As the EU's China policy has become increasingly geopolitical,“security concerns”have further intensified the impact on China-EU relations.Simultaneously,economic ties between China and the EU have notably diminished,accompanied by a deepening ideological divide.However,there is a strong endogenous driving force for China-EU relations,which enjoy bright prospects of development,and both China and Europe are staunch defenders of multilateralism.The EU needs to cooperate with China to solve global challenges,and its transformation of China policy has constraints.展开更多
The recovery of Taiwan was the victorious outcome of the joint resistance against Japanese aggression by compatriots on both sides of the Taiwan Strait.Taiwan's return to China was an important part of the post-wa...The recovery of Taiwan was the victorious outcome of the joint resistance against Japanese aggression by compatriots on both sides of the Taiwan Strait.Taiwan's return to China was an important part of the post-war international order,and irrefutable historical evidence that both sides of the Strait belong to one and the same China.It proclaims the prevailing trend that both sides of the Taiwan Strait must and will be reunified.Lai Ching-te and the Democratic Progressive Party(DPP)authorities'attempts to downplay and distort the history of Taiwan's recovery cannot overturn the historical and legal fact that Taiwan is part of China.National reunification is a prevailing trend of China's historical development,an essential requirement for the rejuvenation of the Chinese nation,and will be a sure result of China's development and progress.Compatriots on both sides of the Strait should remember the history of Taiwan's recovery and return to the motherland,firmly safeguard state sovereignty and territorial integrity,and resolutely oppose"Taiwan independence"separatist acts.The international community should also be fully aware of and show understanding for the confidence and determination of the Chinese people to achieve China's complete reunification.展开更多
On February 28,the U.S.in coordination with Israel,launched a military strike against Iran,claiming the lives of Iran's Supreme Leader Ali Khamenei,who was convening a meeting at his official residence,along with ...On February 28,the U.S.in coordination with Israel,launched a military strike against Iran,claiming the lives of Iran's Supreme Leader Ali Khamenei,who was convening a meeting at his official residence,along with a host of senior military and political officials.展开更多
On January 3,the United States launched a military operation against the sovereign nation of Venezuela.“capturing”its president,Nicolas Maduro.This event is far from a mere isolated"law enforcement operation&qu...On January 3,the United States launched a military operation against the sovereign nation of Venezuela.“capturing”its president,Nicolas Maduro.This event is far from a mere isolated"law enforcement operation";it represents a blatant challenge to the international legal system centered around the United Nations Charter and a thorough and dangerous trampling of the fundamental principles of intemmational relations.展开更多
On 3 January 2026,the United States deployed military strikes in Venezuela and kidnapped President Nicolás Maduro Moros and his wife to sit trial in New York for drugs charges constituting a threat to American na...On 3 January 2026,the United States deployed military strikes in Venezuela and kidnapped President Nicolás Maduro Moros and his wife to sit trial in New York for drugs charges constituting a threat to American national security.If the socialist government is replaced,there is potential to reap tantamount oil supply if the deteriorated energy sector is revived.Regime changes to suit American interests were debatably evident in Iraq and Libya that has resulted in stark opposition to respect the rule of non-intervention.Fighting terrorism since the 9/11 attacks has also been part of America’s national interests.Moreover,the Trump administration has declared that Greenland should be part of America that has been disputed by Denmark and European allies.The liberal international order is under threat with international force from powerful states replacing international law.This is evident with America in Venezuela,Russia with Ukraine,China with Taiwan,and America-Israel with Iran.These contexts have circumvented authorisation from the United Nations Security Council.The Security Council is the highest legitimate authority to apply sanctions and contentiously respect self-defence of states and/or entities sponsored by states seriously threatening or encroaching international security.The regimes of multilateral institutions still matter in a realist international political system.展开更多
TheRussia-Ukrainecrisiswas araremilitary crisis between European powers after the end of the Cold War,which led to confrontation between Western countries and Russia.Such a crisis also triggered the extensive involvem...TheRussia-Ukrainecrisiswas araremilitary crisis between European powers after the end of the Cold War,which led to confrontation between Western countries and Russia.Such a crisis also triggered the extensive involvement of nonstate actors,such as international capital giants,small and micro technology enterprises,emerging international platforms,and multinational corporations.Nonstate actors play an important role in international politics.Benefiting from the development of globalization and the accelerated evolution of the digital age,nonstate actors have exerted a significant influence on the international pattern by intervening in the competition between countries,participating in the process of global governance,and influencing the thoughts of science and technology.These actors have become an important variable affecting the world.The rising role of nonstate actors has many implications for China to expand its strength and safeguard national interests and security.展开更多
基金the National Science Fund for Distinguished Young Scholars of China(no.21725404)the Strategic Priority Research Program of the Chinese Academy of Sciences(grant no.XDB20000000)the Natural Science Foundation of Zhejiang Province(no.LY20B020005).
文摘Solution-phase self-assembly of two-dimensional(2D)networks with a high degree of internal order and long-range periodicity is a great challenge.Herein,we report a rational design to improve 2D self-assembly in water through amphiphilic modification of the building block.An amphiphilic tritopic molecule(1)is designed and synthesized by introducing three hydrophilic oligo(ethylene glycol)moieties and three hydrophobic hexyl chains.The assembly of 1 and cucurbit[8]uril(CB[8])leads to the formation of a Janus 2D supramolecular organic framework(SOF),which further creates unique bilayer supramolecular networks and exhibits an unprecedentedly high degree of internal order and long-range periodicity.In contrast,the assembly of a nonamphiphilic analog(2)with CB[8]only generates a 2D SOF with a lower degree of internal order,suggesting that the inherent amphiphilicity of 1 plays a crucial role in improving its 2D self-assembly in aqueous phase.
文摘The year 2025 marks the 80th anniversary of the founding of the United Nations(UN).As the most universal,representative,and authoritative intergovernmental international organization in the world,the UN serves as the core platform for upholding multilateralism and a crucial cornerstone of the international order.In recent years,the UN’s ability to address global challenges is tested.
文摘Multiple diagnoses,from both East and West,converge on the view that we are living through a turbulent juncture reminiscent of the inflection points that preceded major wars,not as a claim of historical symmetry,but as an indication of the depth of the present crisis.What concerns us here is to affirm the essence of that assessment:we are indeed facing an unprecedented crisis that compels a rethinking of the entire existing international order,as U.S.
文摘GLOBAL GOVERNANCE AS AN INSTRUMENT FOR TRANSFORMING CHAOS INTO ORDERLY MULTIPOLARITY The current global geopolitical situation,marked by instability,the erosion of the post-WWII international order and the weakening of US unipolar dominance,requires joint efforts by major international actors and the wider international community to establish a functional international order for the twenty-first century.
文摘China will continue to promote world peace and stability during reconstruction of the international order.AT present,the international order is being transformed at an unprecedented rate,and the global governance system is facing profound adjustments.Deficits in security,development,and technology are increasingly intertwined,presenting the international community with a critical choice of direction.
文摘The ongoing U. S. -Iraq war is the focus of various governments, peoples and media of the world. Analyses can be made from different angles. I want to discuss the influence of the U. S. -Iraq war on current and future world system and international system. The U. S. -Iraq war is not a war in a traditional sense, but the first comprehensive war in the new century, involving military, political,
文摘The 20th century is a century when both intra-national order and internationalorder were frequently changing. The struggles have never stopped focusingon setting order. Today with the East-west cold war over for 10 years, there arestill strong appeals for peace and stability, and demands for establishing a newinternational order. The War on Kosovo in the end of the 20th century is a sig-nificant attempt from the U. S. and other major Western powers to set up a newworld order without caring whether by means of force or even of war. This
文摘The international order is built on the principles of sovereign equality,national interests,great powers and respect for human rights among others.International rivalry and cooperation have existed side by side over the past few centuries,while the foundations of an international order have solidified.We are now seeing a transition in the international order that requires new innovative ways of thinking.China is seen as the key driver of these changes because of its unique status,pattern of growth and future potential.China should embrace this historic opportunity and take on its obligations to contribute to the birth of a new modern international order.
文摘The international order and global system are undergoing complex and profound changes nowadays.Unparalleled transformations in the world,the speed at which they happen,and the course of history are unfolding in unprecedented ways,ushering in a new period of turbulence and transition.Geopolitical and geo-economic competition among major powers is intensifying;global economic growth remains sluggish;crises and conflicts continue to emerge;and both regional and global peace and security are repeatedly challenged.
文摘Global South,representing the collective of emerging markets and developing countries,is becoming a pivotal force in reshaping the international order.It plays a vital role in driving global governance reforms with the principle of fairness and equity.
文摘At present,there is a deviation in the EU's perception of China,which argues that China's economic model has undermined the EU's economic competitiveness,challenged the Western-dominated international order,and weakened the EU's strategic position.Therefore,the EU has promoted the“Indo-Pacific Strategy”,strengthened transatlantic coordination on China policy,and rebalanced China-EU economic relations with a more confrontational stance.As the EU's China policy has become increasingly geopolitical,“security concerns”have further intensified the impact on China-EU relations.Simultaneously,economic ties between China and the EU have notably diminished,accompanied by a deepening ideological divide.However,there is a strong endogenous driving force for China-EU relations,which enjoy bright prospects of development,and both China and Europe are staunch defenders of multilateralism.The EU needs to cooperate with China to solve global challenges,and its transformation of China policy has constraints.
文摘The recovery of Taiwan was the victorious outcome of the joint resistance against Japanese aggression by compatriots on both sides of the Taiwan Strait.Taiwan's return to China was an important part of the post-war international order,and irrefutable historical evidence that both sides of the Strait belong to one and the same China.It proclaims the prevailing trend that both sides of the Taiwan Strait must and will be reunified.Lai Ching-te and the Democratic Progressive Party(DPP)authorities'attempts to downplay and distort the history of Taiwan's recovery cannot overturn the historical and legal fact that Taiwan is part of China.National reunification is a prevailing trend of China's historical development,an essential requirement for the rejuvenation of the Chinese nation,and will be a sure result of China's development and progress.Compatriots on both sides of the Strait should remember the history of Taiwan's recovery and return to the motherland,firmly safeguard state sovereignty and territorial integrity,and resolutely oppose"Taiwan independence"separatist acts.The international community should also be fully aware of and show understanding for the confidence and determination of the Chinese people to achieve China's complete reunification.
文摘On February 28,the U.S.in coordination with Israel,launched a military strike against Iran,claiming the lives of Iran's Supreme Leader Ali Khamenei,who was convening a meeting at his official residence,along with a host of senior military and political officials.
文摘On January 3,the United States launched a military operation against the sovereign nation of Venezuela.“capturing”its president,Nicolas Maduro.This event is far from a mere isolated"law enforcement operation";it represents a blatant challenge to the international legal system centered around the United Nations Charter and a thorough and dangerous trampling of the fundamental principles of intemmational relations.
文摘On 3 January 2026,the United States deployed military strikes in Venezuela and kidnapped President Nicolás Maduro Moros and his wife to sit trial in New York for drugs charges constituting a threat to American national security.If the socialist government is replaced,there is potential to reap tantamount oil supply if the deteriorated energy sector is revived.Regime changes to suit American interests were debatably evident in Iraq and Libya that has resulted in stark opposition to respect the rule of non-intervention.Fighting terrorism since the 9/11 attacks has also been part of America’s national interests.Moreover,the Trump administration has declared that Greenland should be part of America that has been disputed by Denmark and European allies.The liberal international order is under threat with international force from powerful states replacing international law.This is evident with America in Venezuela,Russia with Ukraine,China with Taiwan,and America-Israel with Iran.These contexts have circumvented authorisation from the United Nations Security Council.The Security Council is the highest legitimate authority to apply sanctions and contentiously respect self-defence of states and/or entities sponsored by states seriously threatening or encroaching international security.The regimes of multilateral institutions still matter in a realist international political system.
文摘TheRussia-Ukrainecrisiswas araremilitary crisis between European powers after the end of the Cold War,which led to confrontation between Western countries and Russia.Such a crisis also triggered the extensive involvement of nonstate actors,such as international capital giants,small and micro technology enterprises,emerging international platforms,and multinational corporations.Nonstate actors play an important role in international politics.Benefiting from the development of globalization and the accelerated evolution of the digital age,nonstate actors have exerted a significant influence on the international pattern by intervening in the competition between countries,participating in the process of global governance,and influencing the thoughts of science and technology.These actors have become an important variable affecting the world.The rising role of nonstate actors has many implications for China to expand its strength and safeguard national interests and security.
