Results 31 to 40 of about 266,768 (294)

Characterisation of oxide layers on technical copper based on visible hyperspectral imaging

open access: yesJournal of Spectral Imaging, 2019
The detection and characterisation of oxide layers on metallic copper samples plays an important role for power electronic modules in the automotive industry.
Jan Stiedl   +5 more
doaj   +1 more source

The subgingival microflora in COPD and periodontitis [PDF]

open access: yes, 2009
This thesis presents the work of a master degree project in mechatronics by two students from The Royal Institute of Technology. The project was carried out during spring 2017 in collaboration with Bosch Rexroth Mellansel as part of their desire to ...
Leuckfeld, I.   +4 more
core   +1 more source

Effects of Mask Material on Lateral Undercut of Silicon Dry Etching

open access: yesMicromachines, 2023
The silicon etching process is a core component of production in the semiconductor industry. Undercut is a nonideal effect in silicon dry etching. A reduced undercut is desired when preparing structures that demand a good sidewall morphology, while an ...
Yongkang Zhang   +8 more
doaj   +1 more source

Definition of a collaborative working model to the logistics area using design for Six Sigma [PDF]

open access: yes, 2016
Purpose - The purpose of this paper is to create an online enterprise community for all logistics employees of Bosch Car Multimedia division in the Bosch Group, for an internal collaboration of the entire Bosch Group based on an IBM Connections platform:
Dora sousa Magalhaes   +5 more
core   +1 more source

Residual polymer effect on shallow trench Bosch process stability

open access: yesAIP Advances, 2020
This paper offers a solution to address the unstable shallow trench Bosch process problem by altering several major contributing factors involved in chamber polymer deposition. This approach has been implemented to product lines and has proven to be very
Chan-Yun Lee, Andy Shen
doaj   +1 more source

Recent progress towards the electrosynthesis of ammonia from sustainable resources [PDF]

open access: yes, 2017
Ammonia (NH3) is a key commodity chemical of vital importance for fertilisers. It is made on an industrial scale via the Haber Bosch process, which requires significant infrastructure to be in place such that ammonia is generally made in large ...
Shipman, Michael A., Symes, Mark D.
core   +1 more source

Splicing the active phases of copper/cobalt-based catalysts achieves high-rate tandem electroreduction of nitrate to ammonia

open access: yesNature Communications, 2022
Electrocatalytic recycling of waste nitrate to NH3 under ambient conditions maybe an appealing alternative to the Haber−Bosch process. Here the authors report a tandem catalyst system involving cooperative adsorption of reaction intermediate on different
Wenhui He   +8 more
doaj   +1 more source

Decarbonization in ammonia production, new technological methods in industrial scale ammonia production and critical evaluations

open access: yesHeliyon, 2021
With the synthesis of ammonia with chemical methods, global carbon emission is the biggest threat to global warming. However, the dependence of the agricultural industry on ammonia production brings with it various research studies in order to minimize ...
Abdullah Emre Yüzbaşıoğlu   +2 more
doaj   +1 more source

Automation of customizable library preparation for next-generation sequencing into an open microfluidic platform

open access: yesScientific Reports
Next-generation sequencing (NGS) is becoming more relevant for medical diagnostics, especially for using cell-free DNA to monitor response to therapy in cancer management, as high sensitivity of NGS enables detection of rare events.
Anne Hoffmann   +4 more
doaj   +1 more source

A Century of Synthetic Fertilizer: 1909-2009 [PDF]

open access: yes, 2009
This year marks a centenary of the synthetic fertilizer industry. German chemists, Fritz Haber and Carl Bosch, in 1909 demonstrated their industrial process for the manufacture of ammonia. The achievement won them accolades including Nobel Prizes.
Paull, John
core  

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