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One hundred years into the study of ecotypes, new advances are being made through large-scale field experiments in perennial plant systems
EvolutionLocal adaptationNatural selectionGenomicsClimate changeTrade-off
2023/11/28
A hundred years after Turesson first clearly described how locally adaptive variation is distributed within species, plant biologists are making major breakthroughs in our understanding of mechanisms ...
【Soft Matter Lecture 128】Polymeric Biomaterials Made with Green Chemistry Approaches（图）
天然产物 高分子材料 酶催化剂
2023/6/20
【Soft Matter Lecture 128】Polymeric Biomaterials Made with Green Chemistry Approaches
In the threatening trouble of climate change, growing commercial crops on solar farms is a potentially efficient use of agricultural land that can both increase commercial food production and improve ...
A robot made of sticks（图）
机器人 模块化机器人 StickBot
2023/7/7
In late summer, just as the leaves were starting to crisp and curl in the heat, Devin Carroll walked out of his apartment, looked on the ground, and picked up a couple of sticks that he thought might ...
Zeolites are a class of minerals used in everything from industrial catalysts and chemical filters to laundry detergents and cat litter. They are mostly composed of silicon and aluminum — two abundant...
Major progress made in construction of Fred Young Submillimeter Telescope（图）
弗雷德·杨 亚毫米望远镜 射电天文学
2023/5/22
An enormous hole 22 meters in diameter has been dug near the summit of Cerro Chajnantor in Chile’s Atacama Desert, at an elevation of 18,400 feet. The hole stands ready for the cement foundation on wh...
New technology will allow important metals to be made more efficiently
metallic oxide thin film electronic components
2021/8/9
Researchers have invented a cheaper, safer, and simpler technology that will allow a 'stubborn' group of metals, such as the Pt-group elements, to be transformed into thin films for various practical ...
Researchers at Carnegie Mellon University have developed an efficient new way to quickly analyze complex geometric models by borrowing a computational approach that made photorealistic anima...
Choices made now are critical for the future of our ocean and cryosphere
Oceans Cryosphere Sustainable Development
2019/10/8
The World Meteorological Organization today welcomed a landmark global report by the Intergovernmental Panel on Climate Change that underscores the urgency of timely, ambitious and coordinated action ...
Sharing of Encrypted files in Blockchain Made Simpler
blockchain proxy re-encryption self-encryption
2019/4/25
Recently, blockchain technology has attracted much attention of the research community in several domains requiring transparency of data accountability, due to the removal of intermediate trust assump...
A traitor tracing scheme is a public key encryption scheme for which there are many secret decryption keys. Any of these keys can decrypt a ciphertext; moreover, even if a coalition of users collude, ...
MAN-MADE OBJECT EXTRACTION FROM REMOTE SENSING IMAGERY BY GRAPH-BASED MANIFOLD RANKING
Man-made Object Extraction Remote Sensing Image Priori Area Extraction Graph Model Manifold Ranking
2018/5/14
The automatic extraction of man-made objects from remote sensing imagery is useful in many applications. This paper proposes an algorithm for extracting man-made objects automatically by integrating a...
In the area of distributed graph algorithms a number of network's entities with local views solve some computational task by exchanging messages with their neighbors. Quite unfortunately, an inherent ...
壳牌集团化学与催化剂首席科学家Alexander van der Made一行访问中国科学院山西煤炭化学研究所（图）
Alexander van der Made 中国科学院山西煤炭化学研究所
2017/12/4
20107年11月1日，壳牌集团化学与催化剂首席科学家Alexander van der Made等一行三人来所进行交流访问。应企业要求，覃勇研究员、陈建刚研究员、高志贤研究员、李南文研究员、陈加藏研究员、董梅研究员等参加了座谈会。
ABE with Tag Made Easy: Concise Framework and New Instantiations in Prime-order Groups
Attribute-based encryption Predicate encoding Prime-order bilinear group
2017/9/13
Among all existing identity-based encryption (IBE) schemes in the bilinear group, Wat-IBE proposed by Waters [CRYPTO, 2009] and JR-IBE proposed by Jutla and Roy [AsiaCrypt, 2013] are quite special. A ...