Results 91 to 100 of about 189,936 (358)

Optimal Procurement Mechanisms [PDF]

open access: yesEconometrica, 1995
Summary: We analyze optimal mechanisms in environments where sellers are privately informed about quality. A methodology is provided for deriving conditions that are necessary and sufficient to determine when two simple trading environments maximize either social or private surplus.
Alejandro M. Manelli, Daniel R. Vincent
openaire   +3 more sources

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Introducing Public Procurement [PDF]

open access: yes, 2023
This chapter introduces the concept of public procurement and explains what it is and is not and how it is distinct from private purchasing. To do so it describes the public-private continuum and explains what publicness is.
Volker, Leentje   +3 more
core  

Transient Laser‐Shocked Synthesis of Amorphous Layer‐Supported Metal Nanocrystals for Efficient Nitrate Reduction

open access: yesAdvanced Materials, EarlyView.
A general, versatile laser‐shock synthesis process is reported to produce various bimetallic CuNi, CuFe, CuCo, and medium‐entropy CuFeCoNi heterostructures, in which crystalline metal nanoparticles are anchored to amorphous hydroxide supports. During nitrate reduction reaction, the heterostructures undergo dynamic amorphous/crystalline reconstruction ...
Weihua Guo   +18 more
wiley   +1 more source

Personal Papers (MS 80-0002)

open access: yes, 1943
Letter from the Office of Procurement and Materials to the Assistant Chief in Charge of Procurement listing the signatures of twenty-six references endorsing the patriotic character of an ...
Office of Procurement and Material
core  

Facile Synthesis and Application of Dibutyl Aminophosphonate Polymer for Robust Uranium Capture from Concentrated Nitric Acid Process Streams

open access: yesAdvanced Materials Interfaces, EarlyView.
Dibutyl aminophosphonate (DiBAP) resin enables rapid, highly selec ve recovery of trace U(VI) from strongly acidic streams, with excellent acid stability, efficient column performance, and quan ta ve regenera on using ammonium carbonate. ABSTRACT The recovery of trace uranium from strongly acidic streams generated during uranium processing is of ...
Vinita Kumari   +4 more
wiley   +1 more source

The Determinants of Suppliers’ Performance in E-Procurement: Evidence from the Italian Government’s E-Procurement Platform [PDF]

open access: yes
Participation of small businesses in the market for public contracts is widely recognized as a key policy issue. It is also commonly held that the adoption of e-procurement solutions can be effective in pursuing such an objective. To this end, we analyze
Roberto Zampino   +3 more
core  

The nexus between socio-demographic factors and participation of special groups in public procurement of works in local government authorities

open access: yesInternational Journal of Academe and Industry Research
Examining the nexus between socio-demographic factors and the participation of special groups in the public procurement of work is essential to inform policymakers and stakeholders in the Local Government Authorities (LGAs) in Tanzania about the need for
Ester Ryoba   +2 more
doaj   +1 more source

The Influence of Sustainable Supplier Management Practices on Organizational Performance: A Case of Dodoma Quality Furniture in Tanzania [PDF]

open access: yesInternational Journal of Management, Accounting and Economics
Despite the growing attention to sustainability in supply chain management, empirical evidence on how sustainable supply chain practices directly influence organizational performance, particularly from the perspective of developing countries, remains ...
Magreth Felix   +2 more
doaj   +1 more source

Cornus Mas L. Seed‐Derived Biosorbent for Methylene Blue Removal: Surface Characterization and Biosorption Performance

open access: yesAdvanced Materials Interfaces, EarlyView.
Cornus mas L. seeds are transformed into a high‐performance biosorbent through chemical modification, effectively removing methylene blue from aqueous solutions. Comprehensive characterization and optimization reveal a maximum biosorption capacity of 71.71 mg g−1, establishing this sustainable, cost‐effective material as a promising solution for ...
Hakan Yıldız   +2 more
wiley   +1 more source

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