Results 101 to 110 of about 64,242 (294)

Uganda. Ruwenzori Range. Telephoto and infra red [PDF]

open access: yes, 1936
Title from: Catalogue of photographs & lantern slides ... [1936?].From catalog: East Africa copyright photos by G. Eric Matson, American Colony Photo Dept.
Matson Photo Service, photographer.
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Nucleophilic Gallyl Anions Enable Ga─Au Bimetallic Ammonia Activation

open access: yesAngewandte Chemie, EarlyView.
Unlocking gallyl nucleophiles: Counterion control enables formation of an unsupported gallyl─gold complex. Gold coordination induces a polarity switch at gallium, enabling cooperative activation of NH3 and related N─H/O─H substrates under mild conditions.
Hellen Videa   +3 more
wiley   +2 more sources

Kunci elektronik dengan menggunakan infra red pada telepon seluler [PDF]

open access: yes, 2001
Pada saat ini, sudah terdapat banyak telepon seluler yang meyediakan fasilitas media infra red sebagai jalur pertukaran informasi baik antar telepon seluler maupun dengan media lainnya seperti komputer dan PDA, dengan menggunakan standar dari IrDA ...
Nyoto, Hendra Setiadi
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Metal–Phenolic Coatings Enable Universal Design of Spherical Nucleic Acids

open access: yesAngewandte Chemie, EarlyView.
A general and straightforward strategy for constructing spherical nucleic acids (SNAs) using metal–phenolic (MP) coatings has been developed. The resulting MP‐SNAs exhibit many of the hallmark SNA properties, including enhanced cellular uptake, and serve as versatile building blocks for the programmable assembly of a diverse library of nanoparticles ...
Chaojian Chen   +5 more
wiley   +2 more sources

Implementasi Sensor Pyroelectric Infra Red (PIR) Sebagai Pewaktu Televisi

open access: yesSemesta Teknika, 2016
Energy dissipation is very disturbing for a country's survival, including Indonesia. Power dissipation generally occurs because of the lifestyle of people who tend consumptive Indonesia.
Rif’an Tsaqif As Sadad   +1 more
doaj  

Infrared finiteness of a thermal theory of scalar electrodynamics to all orders

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
Models explaining dark matter typically include interactions with charged scalar and fermion fields. The infra-red (IR) finiteness of thermal field theories of charged fermions (fermionic QED) has been proven to all orders in perturbation theory. Here we
Pritam Sen   +2 more
doaj   +1 more source

Far Infra-Red Absorption Spectra of Ferric Oxides and Oxyhydroxides [PDF]

open access: yes, 2010
application/pdfFar infra-red spectroscopy is believed to be a very powerful tool for identifying metallic compounds and studying their structures. Ferric oxides and oxyhydroxides are important corrosion products of iron alloys, but their far infra-red ...
SUETAKA, Wataru
core   +1 more source

Unlocking a Nitrosuccinate Lyase for Decarboxylative Enzymatic Hydronitration

open access: yesAngewandte Chemie, EarlyView.
The nitrosuccinate lyase CreD catalyzes C–NO2 bond formation using nitrite in water and shows synthetic practicality with high turnover numbers up to 102,000. A combination of protein engineering and computational methods helped to reveal the mechanistic principles that underpin this unique enzymatic activity.
Matteo Aleotti   +9 more
wiley   +2 more sources

Estimation of forest stand volume using textural indices of aerial images [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2010
Because of several radiometric errors, precise estimation of forest stand volume based on spectral indices is not achievable. In contrast to spectral indices, textural indices are more consistent dealing with these errors. In this research, estimation of
Hormoz Sohrabi   +2 more
doaj  

Professor Edgell with infra-red spectrometer [PDF]

open access: yes, 2007
Photograph of School of Science - Chemistry; Prof.

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