分形（Fractal）是一类独特的可具有非整数维度的几何结构，其主要特征是结构的迭代性和自相似性。这一类结构在自然界中广泛存在，如繁复的海岸线、分叉的血管与神经、闪电的枝状分布以及宝塔菜花中的斐波拉...

  自然界中奇特的DNA结构变换、蛋白质变构、自组装的对称性破缺等现象引起了科学家们的广泛关注，清晰地揭示自然界中同手性起源以及生物和人工系统中螺旋结构的可控转换一直是科学界追求的目标。能够动态模仿自然界...

JACS封面：切片可视化——揭开团簇转化的庐山真面目 纳米科技 作者：X-MOL 2023-07-04 对金属纳米颗粒尺寸的定向操控是纳米科学家持之以恒的追求。然而，由于纳米颗粒存在两个固有缺陷，即分子尺寸不均匀性和表面化学...

龚汉元教授团队JACS：基于时间的溶剂驱动固态荧光数字编码 高分子化学 作者：X-MOL 2023-07-04 创造能够再现或扩展生命系统功能特征的人工结构是化学领域一个持续的挑战。人们在实现这一开放性目标方面已经取得了巨大...

华东理工大学合作Nat. Chem.：生物活性光开关分子光药理学应用研究新突破 物理化学 作者：X-MOL 2023-07-04 光控药物现阶段常用的设计策略是将光开关分子与活性药物共价连接，该策略往往涉及到复杂的化学合成，而且药...

聚苯乙烯是现代塑料工业中最重要的材料之一，被广泛应用于电子产品、食品容器、包装和建筑材料等。聚苯乙烯也非常适合于作为通过官能化获得具有新性能和扩展效用的高价值材料的原料。然而，由于聚苯乙烯中的芳香碳氢...

热电转换技术能够实现热能与电能之间的直接可逆转换，在废热回收利用和固态制冷等领域具有一定的应用价值。热电材料的晶格热导率是唯一独立的热电参数，对其微观机制的深刻理解对于寻找高热电优值的新材料具有重要意...

With the advent of advanced material characterization methods and computational simulations, evidence has become increasingly available in that complex material systems exhibit local perturbations of ...

Materials Potassium chloride (KCl, 99.5%), lithium chloride (LiCl, 98.5%), and methanol (CH4O) were provided by Chengdu Chron Chemicals Co., Ltd. Manganese sulfate (MnSO4) was supplied by Shanghai Mac...

A subsidy, especially an innovation subsidy, is usually employed by the government to support the development of firms and industries. But few studies investigated hybrid subsidy between quantity and ...

Plant cells with visible chloroplasts (from a moss, Plagiomnium affine) Credit: Wikipedia When photosynthetic cells absorb light from the sun, packets of energy called photons leap between a series of...

A conventional polycondensation reaction can provide the simplest route to generating porous poly(aryl thioether)s. Controlling the temperature orients the reaction toward the regioselective multi-sub...

A liquid crystal formed by filamentous E. coli type 1 pili can be used in NMR spectroscopy to measure residual dipolar couplings of proteins, nucleic acids and small organic molecules. Credit: ETH Zur...

Searching Chemical Action and Network (SCAN) has a graphical user interface (GUI) that can be used for data analyses and data visualization. Credit: Keisuke Takahashi A new online platform to explore ...

Examples of chemical gardens produced in the lab of Oliver Steinbock, professor of chemistry at Florida State University. Credit: Florida State University Since the mid-1600s, chemists have been fasci...