Results 101 to 110 of about 1,852,312 (278)

Goodbye Bismarck? : the foreign policy of contemporary Germany [PDF]

open access: yes, 2008
This essay examines the foreign policy discourse in contemporary Germany. In reviewing a growing body of publications by German academics and foreign policy analysts, it identifies five schools of thought based on different worldviews, assumptions about ...
Hellmann, Gunther
core  

Grain Boundary Space Charge Engineering of Solid Oxide Electrolytes: Model Thin Film Study

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates unprecedented control of grain boundary electrical properties in solid electrolytes. Selective diffusion of cations through grain boundaries in thin films enables 12 orders of magnitude variation in ionic resistance, proving that systematic chemical modification of grain boundary electrical properties is feasible.
Thomas Defferriere   +5 more
wiley   +1 more source

Reconfigurable Magnetic Soft Microrobot for Acoustically Triggered Targeted Bacterial Sterilization

open access: yesAdvanced Functional Materials, EarlyView.
Reconfigurable magnetic soft microrobots integrate in situ‐grown piezoelectric zinc oxide nanorods that produce reactive oxygen species upon acoustic excitation. Combining magnetically guided transport with thermally induced planar reconfiguration, the microrobots achieve targeted delivery and enhanced bacterial sterilization through efficient on ...
Quan Gao   +12 more
wiley   +1 more source

Bimetallic Nanoreactor Activates cGAS‐STING Pathway via mtDNA Release for Cancer Metalloimmunotherapy

open access: yesAdvanced Functional Materials, EarlyView.
A bimetallic Mn–Ca nanoreactor (MCC) is developed as a non‐nucleotide STING nanoagonist for cancer metalloimmunotherapy. MCC induces Ca2+ overload and hydroxyl radical generation, resulting in mitochondrial damage and mtDNA release. The released mtDNA cooperates with Mn2+ to robustly activate cGAS–STING signaling.
Xin Wang Mo   +7 more
wiley   +1 more source

Islamic republic of Iran and Its Opposition [PDF]

open access: yes
This paper takes a stylized paradoxical fact of Iranian politics under the Islamic Republic of Iran as its starting point: the stark confusion between the position and a good portion of the opposition.
Mehrdad Vahabi, Mohajer Nasser
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Maya Blue‐Inspired Hybrid Coating for Robust and Superhydrophilic Solar Evaporators Using Commercial Black Acrylic Paint

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates a Maya blue‐inspired hybrid solar evaporator using commercial black acrylic paint, achieving 98% solar‐thermal conversion efficiency and 2.39 kg m−2 h−1 water evaporation rate through a durable, hydrophilic organic–inorganic structure that enables scalable, cost‐effective desalination and wastewater purification.
Dao Thi Dung   +5 more
wiley   +1 more source

Optimal Speed of Transition: Micro Evidence from the Czech Republic [PDF]

open access: yes
We consider the growing theoretical literature on the optimum speed of transition (OST) and explore its validity using micro data from a transition economy.
Katherine Terrell, Stepan Jurajda
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Design of roundabout in Horsens (Denmark) and comparison of Danish and Czech approach to design [PDF]

open access: yes, 2012
Cílem této bakalářské práce je návrh okružní křižovatky v Dánsku ve spolupráci s dánskou univerzitou VIA University College v Horsens a porovnání různých přístupů k řešení jednotlivých prvků okružních křižovatek v České republice a Dánsku.
Pěknica, Martin
core  

A Solvent‐Free, Dry‐Processed Li‐Ion Battery Enabled by Dual Binders and Nanostructured Aluminum Current Collectors

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐binder dry‐processed electrode (DB‐DPE) combining PTFE and PVDF with a nanostructured Al current collector (NSA) forms a mechanically interlocked interface that significantly improves adhesion and reduces interfacial resistance. With an active material content as high as 96 wt.%, the NSA‐based DB‐DPE enables high‐mass‐loading operation (12.5 mAh
Seok Yun Kim   +4 more
wiley   +1 more source

Measuring Business Ownership Across Countries and Over Time: Extending the COMPENDIA Data Base [PDF]

open access: yes
Since several years EIM Business and Policy Research maintains a data base on business ownership rates across OECD countries, called COMPENDIA (COMParative ENtrepreneurship Data for International Analysis).
André van Stel   +2 more
core  

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