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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Direct sampling method to inverse wave-number-dependent source problems: determination of the support of a stationary source
反波数 相关源问题 直接采样 固定源
2023/11/24
This talk is concerned with a direct sampling method for imaging the support of a frequency-dependent source term embedded in a homogeneous and isotropic medium. The source term is given by the Fourie...
Tropical Forest Disturbance Monitoring Based on Multi-Source Time Series Satellite Images and the LandTrendr Algorithm
Hainan Island forest disturbances LandTrendr Google Earth engine
2023/11/22
Monitoring disturbances in tropical forests is important for assessing disturbance-related greenhouse gas emissions and the ability of forests to sequester carbon, and for formulating strategies for s...
Since the term “soft robotics” was adopted in 2008, engineers in the field have been building diverse representations of flexible machines useful in exploration, locomotion, rehabilitation, and even s...
南京农业大学农学院《Science of The Total Environment》发表智慧农业团队“Improving the spatial and temporal estimation of ecosystem respiration using multi-source data and machine learning methods in a rainfed winter wheat cropland”（图）
智慧农业 碳循环 生态系统
2023/2/25
2023年2月25日，农学院智慧农业团队在《Science of The Total Environment》期刊发表了题为“Improving the spatial and temporal estimation of ecosystem respiration using multi-source data and machine learning methods in a rainfed ...
MIT engineers have developed ultralight fabric solar cells that can quickly and easily turn any surface into a power source.
南京农业大学农学院《PNAS》发表万建民院士团队“Auxin regulates source-sink carbohydrate partitioning and reproductive organ development in rice”（图）
万建民 调控水稻 光合产物源
2022/8/31
2022年8月30日，南京农业大学万建民院士团队关于生长素调控水稻光合产物源库分配和生长发育机制的研究成果“Auxin regulates source-sink carbohydrate partitioning and reproductive organ development in rice”在PNAS上发表。
南京农业大学农学院《PNAS》发表万建民院士团队“Auxin regulates source-sink carbohydrate partitioning and reproductive organ development in rice”.（图）
万建民 水稻光合产物 信号分子 发育
2022/8/31
2022年8月30日，南京农业大学万建民院士团队关于生长素调控水稻光合产物源库分配和生长发育机制的研究成果“Auxin regulates source-sink carbohydrate partitioning and reproductive organ development in rice”在PNAS上发表。
The tea plant CsLHT1 and CsLHT6 transporters take up amino acids, as a nitrogen source, from the soil of organic tea plantations
茶树 CsLHT1 CsLHT6 转运蛋白 有机茶
2021/8/2
Organic tea is more popular than conventional tea that originates from fertilized plants. Amino acids inorganic soils constitute a substantial pool nitrogen (N) available for plants. However, the amin...
Study finds that insect shows promise as a sustainable protein source（图）
insect promise sustainable protein source
2020/9/9
With global food demands rising at an alarming rate, a study led by scientists at Indiana University—Purdue University Indianapolis has found new evidence that a previously overlooked insect...
A 'bang' in LIGO and Virgo detectors signals most massive gravitational wave source yet（图）
bang LIGO Virgo detectors signals massive gravitational source yet
2020/9/2
For all its vast emptiness, the universe is humming with activity in the form of gravitational waves. Produced by extreme astrophysical phenomena, these reverberations ripple forth and shake the fabri...
Agriculture replaces fossil fuels as largest human-driven source of sulfur in the environment（图）
Agriculture fossil fuels largest human-driven source sulfur environment
2020/8/13
A new U.S. National Science Foundation-funded study, published in Nature Geoscience, identifies fertilizer and pesticide applications to croplands as the largest sources of sulfur in the env...
Banks of Antarctica's Ross Sea offer rich food source for emperor penguins（图）
Banks Antarctica Ross Sea rich food source emperor penguins
2020/8/4
A new U.S. National Science Foundation-supported study provides some of the most comprehensive evidence to date of the lengths penguins will go for a meal. The results were reported in the journa...
Springtime rains can be a surprising source of pollen, according to research supported by the National Science Foundation.University of Iowa researchers report that tree pollen fragments remain in the...
Modeling the Carbon Cycle of a Subtropical Chinese Fir Plantation Using a Multi-Source Data Fusion Approach
process-based terrestrial ecosystem model model–data fusion multi-source data carbon cycle plantation
2020/4/6
Process-based terrestrial ecosystem models are increasingly being used to predict carbon (C) cycling in forest ecosystems. Given the complexity of ecosystems, these models inevitably have certain defi...
Hidden source of carbon found on the Arctic coast（图）
Hidden source carbon found Arctic coast
2020/3/26
A previously unknown, significant source of carbon discovered in the Arctic has National Science Foundation-funded scientists surprised -- and concerned about what it may mean in an era of climat...