Research

Berkeley researchers 3D print all-liquid device for batteries and drug formulations

Researchers from theLawrence Berkeley National Laboratory,能源部(DOE)办公实验室加利福尼亚大学, have3D打印了用于电池化学合成和药物制剂化学合成的全液体装置。

伯克利实验室材料科学部和分子铸造, who led the study published in自然通讯。

“更令人惊讶的是,这个多功能平台可以重新配置,以有效,精确地结合分子以形成非常特定的产品,例如有机电池材料。”

All liquid 3D printing

Last year, Helms and Thomas Russell a visiting faculty scientist in Berkeley Lab’s Materials Sciences Division, developednovel liquid structures使用修改后QidiX-one 3D printer. With the X-one, liquids were printed at the micron scale, allowing researchers to “place threads of water anywhere we want in three dimensions.”

These threads of water created liquid tube structures suspended in a container of oil. This research has led the Berkely Lab team to further investigate the applications of this method. Helms added, “After that successful demonstration, a bunch of us got together to brainstorm on how we could use liquid printing to fabricate a functioning device.”

“然后发生在我们身上:如果我们可以在定义的频道中打印液体和通过它们破坏的液体,那么我们可以为广泛的应用制作有用的流体设备,从新型的微型化学实验室到电池和电子设备。”

全液体液体装置的示意图,该设备由使用微图案底物限制在空间中的不混溶液相组成。Nanoclay–polymer surfactants (NPSs) self-assemble at the liquid–liquid interface, forming an elastic wall that allows the all-liquid architecture to maintain integrity while fluid is pumped through the channel. Image via Lawrence Berkeley National Laboratory.
全液体液体装置的示意图,该设备由使用微图案底物限制在空间中的不混溶液相组成。纳米粘土 - 聚合物表面活性剂(NPS)在液体液体界面上自组装,形成弹性壁,使全液体结构在流体通过通道中泵送时保持完整性。图片通过劳伦斯·伯克利国家实验室。

3D printable fluidic devices

做一个3 d打印射流装置,Wenqian沼泽g, a postdoctoral researcher in Berkeley Lab’s Materials Sciences Division and lead author of the new study, designed a specially patterned glass substrate.

This allows two liquids to come together within milliseconds form a very thin channel or tube about 1 millimeter in diameter. These liquids consist of nanoscale clay particles and polymer particles and can be 3D printed into bridges between channels to connect flowing chemicals. With computer controls, a desired chemical reaction can be conducted.

Helms continued, “The form and functions of these devices are only limited by the imagination of the researcher.”

“自主合成是化学和材料群落中的新兴领域,我们针对全液流量化学的3D打印设备的技术可能有助于在建立该领域中发挥重要作用。”

“利用液体液体打印和微图案基材制造三维全液体液体设备,”由Wenqian Feng, Yu Chai, Joe Forth, Paul D. Ashby, Thomas P. Russell, and Brett A. Helms.

a) Schematic of fabricating 3D microchannels. b) Adjacent channels on a patterned substrate connected by a 3D printed overpass. Scale bar: 2 mm. Image via Lawrence Berkeley National Laboratory.
a) Schematic of fabricating 3D microchannels. b) Adjacent channels on a patterned substrate connected by a 3D printed overpass. Scale bar: 2 mm. Image via Lawrence Berkeley National Laboratory.

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特色图像显示了3D打印的全液体流体设备。通过劳伦斯·伯克利国家实验室剪辑。