This week: Discover a method for on-demand drug delivery with lanthanide-doped upconverting nanoparticles, insights into the preparation of graphene oxide, a low-cost alternative to infrared thermal imaging devices — and more! Each and every day, ACS grants free access to a new peer-reviewed research article from one of the Society’s journals. These articles are specially chosen […]

This week: Discover a method for on-demand drug delivery with lanthanide-doped upconverting nanoparticles, insights into the preparation of graphene oxide, a low-cost alternative to infrared thermal imaging devices — and more!

Each and every day, ACS grants free access to a new peer-reviewed research article from one of the Society’s journals. These articles are specially chosen by a team of scientific editors of ACS journals from around the world to highlight the transformative power of chemistry. Access to these articles will remain open to all as a public service.

Check out this week’s picks!

Hidden Second Oxidation Step of Hummers Method

Jong Hun Kang, Taehoon Kim, Jaeyoo Choi, Jisoo Park, Yern Seung Kim, Mi Se Chang, Haesol Jung, Kyung Tae Park, Seung Jae Yang, and Chong Rae Park

DOI: 10.1021/acs.chemmater.5b03700

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Is Molecular Weight or Degree of Polymerization a Better Descriptor of Ultrasound-Induced Mechanochemical Transduction?

Preston A. May, Nicholas F. Munaretto, Michael B. Hamoy, Maxwell J. Robb, and Jeffrey S. Moore

DOI: 10.1021/acsmacrolett.5b00855

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In Vitro and in Vivo Characterization of MOD-4023, a Long-Acting Carboxy-Terminal Peptide (CTP)-Modified Human Growth Hormone

Oren Hershkovitz, Ahuva Bar-Ilan, Rachel Guy, Yana Felikman, Laura Moschcovich, Vivian Hwa, Ron G. Rosenfeld, Eyal Fima, and Gili Hart

DOI: 10.1021/acs.molpharmaceut.5b00868

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Photocleavable Hydrogel-Coated Upconverting Nanoparticles: A Multifunctional Theranostic Platform for NIR Imaging and On-Demand Macromolecular Delivery

Vladimir Ya. Lee, Olga A. Gapurenko, Yuki Ito, Takahiko Meguro, Haruka Sugasawa, Akira Sekiguchi, Ruslan M. Minyaev, Vladimir I. Minkin, Rolfe H. Herber, and Heinz Gornitzka

DOI: 10.1021/acs.organomet.5b00924

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Infrared Photodetection Based on Colloidal Quantum-Dot Films with High Mobility and Optical Absorption up to THz

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